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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-11-15 04:20:04 +01:00
Paper/patches/server/0013-Paper-Plugins.patch

7346 Zeilen
298 KiB
Diff

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
Date: Wed, 6 Jul 2022 23:00:31 -0400
Subject: [PATCH] Paper Plugins
diff --git a/src/main/java/io/papermc/paper/command/PaperCommand.java b/src/main/java/io/papermc/paper/command/PaperCommand.java
2023-03-15 13:19:54 +01:00
index e7931b6cb2a46d07ac017f620b807e3474dc481e..16fdfda717300a3168c27526470f83ce6239e95f 100644
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--- a/src/main/java/io/papermc/paper/command/PaperCommand.java
+++ b/src/main/java/io/papermc/paper/command/PaperCommand.java
2023-03-15 13:19:54 +01:00
@@ -38,6 +38,7 @@ public final class PaperCommand extends Command {
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commands.put(Set.of("reload"), new ReloadCommand());
commands.put(Set.of("version"), new VersionCommand());
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commands.put(Set.of("callback"), new CallbackCommand());
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+ commands.put(Set.of("dumpplugins"), new DumpPluginsCommand());
return commands.entrySet().stream()
.flatMap(entry -> entry.getKey().stream().map(s -> Map.entry(s, entry.getValue())))
diff --git a/src/main/java/io/papermc/paper/command/PaperCommands.java b/src/main/java/io/papermc/paper/command/PaperCommands.java
index 6a00f3d38da8107825ab1d405f337fd077b09f72..d44d0074446c1c54e87dc8078dff7fef1d92f343 100644
--- a/src/main/java/io/papermc/paper/command/PaperCommands.java
+++ b/src/main/java/io/papermc/paper/command/PaperCommands.java
@@ -23,5 +23,6 @@ public final class PaperCommands {
COMMANDS.forEach((s, command) -> {
server.server.getCommandMap().register(s, "Paper", command);
});
+ server.server.getCommandMap().register("bukkit", new PaperPluginsCommand());
}
}
diff --git a/src/main/java/io/papermc/paper/command/PaperPluginsCommand.java b/src/main/java/io/papermc/paper/command/PaperPluginsCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..f0fce4113fb07c64adbec029d177c236cbdcbae8
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--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/PaperPluginsCommand.java
@@ -0,0 +1,215 @@
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+package io.papermc.paper.command;
+
+import com.google.common.collect.Lists;
+import io.leangen.geantyref.GenericTypeReflector;
+import io.leangen.geantyref.TypeToken;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.ProviderStatus;
+import io.papermc.paper.plugin.provider.ProviderStatusHolder;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
+import io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.JoinConfiguration;
+import net.kyori.adventure.text.TextComponent;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.format.TextColor;
+import org.bukkit.Bukkit;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.defaults.BukkitCommand;
+import org.bukkit.craftbukkit.util.CraftMagicNumbers;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.TreeMap;
+
+public class PaperPluginsCommand extends BukkitCommand {
+
+ private static final TextColor INFO_COLOR = TextColor.color(52, 159, 218);
+
+ // TODO: LINK?
+ private static final Component SERVER_PLUGIN_INFO = Component.text(" What is a server plugin?", INFO_COLOR)
+ .append(asPlainComponents("""
+ Server plugins can add new behavior to your server!
+ You can find new plugins on Paper's plugin repository, Hangar.
+
+ <link to hangar>
+ """));
+
+ private static final Component SERVER_INITIALIZER_INFO = Component.text(" What is a server initializer?", INFO_COLOR)
+ .append(asPlainComponents("""
+ Server initializers are ran before your server
+ starts and are provided by paper plugins.
+ """));
+
+ private static final Component LEGACY_PLUGIN_INFO = Component.text(" What is a legacy plugin?", INFO_COLOR)
+ .append(asPlainComponents("""
+ A legacy plugin is a plugin that was made on
+ very old unsupported versions of the game.
+
+ It is encouraged that you replace this plugin,
+ as they might not work in the future and may cause
+ performance issues.
+ """));
+
+ private static final Component LEGACY_PLUGIN_STAR = Component.text('*', TextColor.color(255, 212, 42)).hoverEvent(LEGACY_PLUGIN_INFO);
+ private static final Component INFO_ICON_START = Component.text(" ", INFO_COLOR);
+ private static final Component PAPER_HEADER = Component.text("Paper Plugins:", TextColor.color(2, 136, 209));
+ private static final Component BUKKIT_HEADER = Component.text("Bukkit Plugins:", TextColor.color(237, 129, 6));
+ private static final Component PLUGIN_TICK = Component.text("- ", NamedTextColor.DARK_GRAY);
+ private static final Component PLUGIN_TICK_EMPTY = Component.text(" ");
+
+ private static final Type JAVA_PLUGIN_PROVIDER_TYPE = new TypeToken<PluginProvider<JavaPlugin>>() {}.getType();
+
+ public PaperPluginsCommand() {
+ super("plugins");
+ this.description = "Gets a list of plugins running on the server";
+ this.usageMessage = "/plugins";
+ this.setPermission("bukkit.command.plugins");
+ this.setAliases(Arrays.asList("pl"));
+ }
+
+ private static <T> List<Component> formatProviders(TreeMap<String, PluginProvider<T>> plugins) {
+ List<Component> components = new ArrayList<>(plugins.size());
+ for (PluginProvider<T> entry : plugins.values()) {
+ components.add(formatProvider(entry));
+ }
+
+ boolean isFirst = true;
+ List<Component> formattedSublists = new ArrayList<>();
+ /*
+ Split up the plugin list for each 10 plugins to get size down
+
+ Plugin List:
+ - Plugin 1, Plugin 2, .... Plugin 10,
+ Plugin 11, Plugin 12 ... Plugin 20,
+ */
+ for (List<Component> componentSublist : Lists.partition(components, 10)) {
+ Component component = Component.space();
+ if (isFirst) {
+ component = component.append(PLUGIN_TICK);
+ isFirst = false;
+ } else {
+ component = PLUGIN_TICK_EMPTY;
+ //formattedSublists.add(Component.empty()); // Add an empty line, the auto chat wrapping and this makes it quite jarring.
+ }
+
+ formattedSublists.add(component.append(Component.join(JoinConfiguration.commas(true), componentSublist)));
+ }
+
+ return formattedSublists;
+ }
+
+ private static Component formatProvider(PluginProvider<?> provider) {
+ TextComponent.Builder builder = Component.text();
+ if (provider instanceof SpigotPluginProvider spigotPluginProvider && CraftMagicNumbers.isLegacy(spigotPluginProvider.getMeta())) {
+ builder.append(LEGACY_PLUGIN_STAR);
+ }
+
+ String name = provider.getMeta().getName();
+ Component pluginName = Component.text(name, fromStatus(provider))
+ .clickEvent(ClickEvent.runCommand("/version " + name));
+
+ builder.append(pluginName);
+
+ return builder.build();
+ }
+
+ private static Component asPlainComponents(String strings) {
+ net.kyori.adventure.text.TextComponent.Builder builder = Component.text();
+ for (String string : strings.split("\n")) {
+ builder.append(Component.newline());
+ builder.append(Component.text(string, NamedTextColor.WHITE));
+ }
+
+ return builder.build();
+ }
+
+ private static TextColor fromStatus(PluginProvider<?> provider) {
+ if (provider instanceof ProviderStatusHolder statusHolder && statusHolder.getLastProvidedStatus() != null) {
+ ProviderStatus status = statusHolder.getLastProvidedStatus();
+
+ // Handle enabled/disabled game plugins
+ if (status == ProviderStatus.INITIALIZED && GenericTypeReflector.isSuperType(JAVA_PLUGIN_PROVIDER_TYPE, provider.getClass())) {
+ Plugin plugin = Bukkit.getPluginManager().getPlugin(provider.getMeta().getName());
+ // Plugin doesn't exist? Could be due to it being removed.
+ if (plugin == null) {
+ return NamedTextColor.RED;
+ }
+
+ return plugin.isEnabled() ? NamedTextColor.GREEN : NamedTextColor.RED;
+ }
+
+ return switch (status) {
+ case INITIALIZED -> NamedTextColor.GREEN;
+ case ERRORED -> NamedTextColor.RED;
+ };
+ } else if (provider instanceof PaperPluginParent.PaperServerPluginProvider serverPluginProvider && serverPluginProvider.shouldSkipCreation()) {
+ // Paper plugins will be skipped if their provider is skipped due to their initializer failing.
+ // Show them as red
+ return NamedTextColor.RED;
+ } else {
+ // Separated for future logic choice, but this indicated a provider that failed to load due to
+ // dependency issues or what not.
+ return NamedTextColor.RED;
+ }
+ }
+
+ @Override
+ public boolean execute(@NotNull CommandSender sender, @NotNull String currentAlias, @NotNull String[] args) {
+ if (!this.testPermission(sender)) return true;
+
+ TreeMap<String, PluginProvider<JavaPlugin>> paperPlugins = new TreeMap<>(String.CASE_INSENSITIVE_ORDER);
+ TreeMap<String, PluginProvider<JavaPlugin>> spigotPlugins = new TreeMap<>(String.CASE_INSENSITIVE_ORDER);
+
+
+ for (PluginProvider<JavaPlugin> provider : LaunchEntryPointHandler.INSTANCE.get(Entrypoint.PLUGIN).getRegisteredProviders()) {
+ PluginMeta configuration = provider.getMeta();
+
+ if (provider instanceof SpigotPluginProvider) {
+ spigotPlugins.put(configuration.getDisplayName(), provider);
+ } else if (provider instanceof PaperPluginParent.PaperServerPluginProvider) {
+ paperPlugins.put(configuration.getDisplayName(), provider);
+ }
+ }
+
+ Component infoMessage = Component.text("Server Plugins (%s):".formatted(paperPlugins.size() + spigotPlugins.size()), NamedTextColor.WHITE);
+ //.append(INFO_ICON_START.hoverEvent(SERVER_PLUGIN_INFO)); TODO: Add docs
+
+ sender.sendMessage(infoMessage);
+
+ if (!paperPlugins.isEmpty()) {
+ sender.sendMessage(PAPER_HEADER);
+ }
+
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+ for (Component component : formatProviders(paperPlugins)) {
+ sender.sendMessage(component);
+ }
+
+ if (!spigotPlugins.isEmpty()) {
+ sender.sendMessage(BUKKIT_HEADER);
+ }
+
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+ for (Component component : formatProviders(spigotPlugins)) {
+ sender.sendMessage(component);
+ }
+
+ return true;
+ }
+
+ @NotNull
+ @Override
+ public List<String> tabComplete(@NotNull CommandSender sender, @NotNull String alias, @NotNull String[] args) throws IllegalArgumentException {
+ return Collections.emptyList();
+ }
+
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/DumpPluginsCommand.java b/src/main/java/io/papermc/paper/command/subcommands/DumpPluginsCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..7159c72408f556d676eded668057a4c5ebb21719
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/DumpPluginsCommand.java
@@ -0,0 +1,200 @@
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+package io.papermc.paper.command.subcommands;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonPrimitive;
+import com.google.gson.internal.Streams;
+import com.google.gson.stream.JsonWriter;
+import io.papermc.paper.command.PaperSubcommand;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.entrypoint.classloader.group.LockingClassLoaderGroup;
+import io.papermc.paper.plugin.entrypoint.classloader.group.PaperPluginClassLoaderStorage;
+import io.papermc.paper.plugin.entrypoint.classloader.group.SimpleListPluginClassLoaderGroup;
+import io.papermc.paper.plugin.entrypoint.classloader.group.SpigotPluginClassLoaderGroup;
+import io.papermc.paper.plugin.entrypoint.classloader.group.StaticPluginClassLoaderGroup;
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+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.strategy.ModernPluginLoadingStrategy;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderConfiguration;
+import io.papermc.paper.plugin.manager.PaperPluginManagerImpl;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import io.papermc.paper.plugin.storage.ConfiguredProviderStorage;
+import io.papermc.paper.plugin.storage.ProviderStorage;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.CommandSender;
+import org.bukkit.plugin.Plugin;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+import java.io.PrintStream;
+import java.io.StringWriter;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.GREEN;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+
+@DefaultQualifier(NonNull.class)
+public final class DumpPluginsCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ this.dumpPlugins(sender, args);
+ return true;
+ }
+
+ private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd_HH.mm.ss");
+
+ private void dumpPlugins(final CommandSender sender, final String[] args) {
+ Path parent = Path.of("debug");
+ Path path = parent.resolve("plugin-info" + FORMATTER.format(LocalDateTime.now()) + ".txt");
+ try {
+ Files.createDirectories(parent);
+ Files.createFile(path);
+ sender.sendMessage(text("Writing plugin information to " + path, GREEN));
+
+ final JsonObject data = this.writeDebug();
+
+ StringWriter stringWriter = new StringWriter();
+ JsonWriter jsonWriter = new JsonWriter(stringWriter);
+ jsonWriter.setIndent(" ");
+ jsonWriter.setLenient(false);
+ Streams.write(data, jsonWriter);
+
+ try (PrintStream out = new PrintStream(Files.newOutputStream(path), false, StandardCharsets.UTF_8)) {
+ out.print(stringWriter);
+ }
+ sender.sendMessage(text("Successfully written plugin debug information!", GREEN));
+ } catch (Throwable e) {
+ sender.sendMessage(text("Failed to write plugin information! See the console for more info.", RED));
+ MinecraftServer.LOGGER.warn("Error occurred while dumping plugin info", e);
+ }
+ }
+
+ private JsonObject writeDebug() {
+ JsonObject root = new JsonObject();
+ if (ConfiguredProviderStorage.LEGACY_PLUGIN_LOADING) {
+ root.addProperty("legacy-loading-strategy", true);
+ }
+
+ this.writeProviders(root);
+ this.writePlugins(root);
+ this.writeClassloaders(root);
+
+ return root;
+ }
+
+ private void writeProviders(JsonObject root) {
+ JsonObject rootProviders = new JsonObject();
+ root.add("providers", rootProviders);
+
+ for (Map.Entry<Entrypoint<?>, ProviderStorage<?>> entry : LaunchEntryPointHandler.INSTANCE.getStorage().entrySet()) {
+ JsonObject entrypoint = new JsonObject();
+
+ JsonArray providers = new JsonArray();
+ entrypoint.add("providers", providers);
+
+ List<PluginProvider<Object>> pluginProviders = new ArrayList<>();
+ for (PluginProvider<?> provider : entry.getValue().getRegisteredProviders()) {
+ JsonObject providerObj = new JsonObject();
+ providerObj.addProperty("name", provider.getMeta().getName());
+ providerObj.addProperty("version", provider.getMeta().getVersion());
+ providerObj.addProperty("dependencies", provider.getMeta().getPluginDependencies().toString());
+ providerObj.addProperty("soft-dependencies", provider.getMeta().getPluginSoftDependencies().toString());
+ providerObj.addProperty("load-before", provider.getMeta().getLoadBeforePlugins().toString());
+
+
+ providers.add(providerObj);
+ pluginProviders.add((PluginProvider<Object>) provider);
+ }
+
+ JsonArray loadOrder = new JsonArray();
+ entrypoint.add("load-order", loadOrder);
+
+ ModernPluginLoadingStrategy<Object> modernPluginLoadingStrategy = new ModernPluginLoadingStrategy<>(new ProviderConfiguration<>() {
+ @Override
+ public void applyContext(PluginProvider<Object> provider, DependencyContext dependencyContext) {
+ }
+
+ @Override
+ public boolean load(PluginProvider<Object> provider, Object provided) {
+ return true;
+ }
+
+ @Override
+ public boolean preloadProvider(PluginProvider<Object> provider) {
+ // Don't load provider
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+ loadOrder.add(provider.getMeta().getName());
+ return false;
+ }
+ });
+ modernPluginLoadingStrategy.loadProviders(pluginProviders);
+
+ rootProviders.add(entry.getKey().getDebugName(), entrypoint);
+ }
+ }
+
+ private void writePlugins(JsonObject root) {
+ JsonArray rootPlugins = new JsonArray();
+ root.add("plugins", rootPlugins);
+
+ for (Plugin plugin : PaperPluginManagerImpl.getInstance().getPlugins()) {
+ rootPlugins.add(plugin.toString());
+ }
+ }
+
+ private void writeClassloaders(JsonObject root) {
+ JsonObject classLoadersRoot = new JsonObject();
+ root.add("classloaders", classLoadersRoot);
+
+ PaperPluginClassLoaderStorage storage = (PaperPluginClassLoaderStorage) PaperClassLoaderStorage.instance();
+ classLoadersRoot.addProperty("global", storage.getGlobalGroup().toString());
+ classLoadersRoot.addProperty("dependency_graph", PaperPluginManagerImpl.getInstance().getInstanceManagerGraph().toString());
+
+ JsonArray array = new JsonArray();
+ classLoadersRoot.add("children", array);
+ for (PluginClassLoaderGroup group : storage.getGroups()) {
+ array.add(this.writeClassloader(group));
+ }
+ }
+
+ private JsonObject writeClassloader(PluginClassLoaderGroup group) {
+ JsonObject classLoadersRoot = new JsonObject();
+ if (group instanceof SimpleListPluginClassLoaderGroup listGroup) {
+ JsonArray array = new JsonArray();
+ classLoadersRoot.addProperty("main", listGroup.toString());
+ if (group instanceof StaticPluginClassLoaderGroup staticPluginClassLoaderGroup) {
+ classLoadersRoot.addProperty("plugin-holder", staticPluginClassLoaderGroup.getPluginClassloader().toString());
+ } else if (group instanceof SpigotPluginClassLoaderGroup spigotPluginClassLoaderGroup) {
+ classLoadersRoot.addProperty("plugin-holder", spigotPluginClassLoaderGroup.getPluginClassLoader().toString());
+ }
+
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+ classLoadersRoot.add("children", array);
+ for (ConfiguredPluginClassLoader innerGroup : listGroup.getClassLoaders()) {
+ array.add(this.writeClassloader(innerGroup));
+ }
+
+ } else if (group instanceof LockingClassLoaderGroup locking) {
+ // Unwrap
+ return this.writeClassloader(locking.getParent());
+ } else {
+ classLoadersRoot.addProperty("raw", group.toString());
+ }
+
+ return classLoadersRoot;
+ }
+
+ private JsonElement writeClassloader(ConfiguredPluginClassLoader innerGroup) {
+ return new JsonPrimitive(innerGroup.toString());
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/PluginInitializerManager.java b/src/main/java/io/papermc/paper/plugin/PluginInitializerManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..89bf48fd581ee6580b91e2eb31dd532cb622df5e
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/PluginInitializerManager.java
@@ -0,0 +1,132 @@
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+package io.papermc.paper.plugin;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.configuration.PaperConfigurations;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
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+import joptsimple.OptionSet;
+import net.minecraft.server.dedicated.DedicatedServer;
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+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.craftbukkit.CraftServer;
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+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
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+import org.slf4j.Logger;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
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+import java.nio.file.Path;
+
+public class PluginInitializerManager {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+ private static PluginInitializerManager impl;
+ private final Path pluginDirectory;
+ private final Path updateDirectory;
+
+ PluginInitializerManager(final Path pluginDirectory, final Path updateDirectory) {
+ this.pluginDirectory = pluginDirectory;
+ this.updateDirectory = updateDirectory;
+ }
+
+ private static PluginInitializerManager parse(@NotNull final OptionSet minecraftOptionSet) throws Exception {
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+ // We have to load the bukkit configuration inorder to get the update folder location.
+ final File configFileLocationBukkit = (File) minecraftOptionSet.valueOf("bukkit-settings");
+
+ final Path pluginDirectory = ((File) minecraftOptionSet.valueOf("plugins")).toPath();
+
+ final YamlConfiguration configuration = PaperConfigurations.loadLegacyConfigFile(configFileLocationBukkit);
+
+ final String updateDirectoryName = configuration.getString("settings.update-folder", "update");
+ if (updateDirectoryName.isBlank()) {
+ return new PluginInitializerManager(pluginDirectory, null);
+ }
+
+ final Path resolvedUpdateDirectory = pluginDirectory.resolve(updateDirectoryName);
+ if (!Files.isDirectory(resolvedUpdateDirectory)) {
+ if (Files.exists(resolvedUpdateDirectory)) {
+ LOGGER.error("Misconfigured update directory!");
+ LOGGER.error("Your configured update directory ({}) in bukkit.yml is pointing to a non-directory path. " +
+ "Auto updating functionality will not work.", resolvedUpdateDirectory);
+ }
+ return new PluginInitializerManager(pluginDirectory, null);
+ }
+
+ boolean isSameFile;
+ try {
+ isSameFile = Files.isSameFile(resolvedUpdateDirectory, pluginDirectory);
+ } catch (final IOException e) {
+ LOGGER.error("Misconfigured update directory!");
+ LOGGER.error("Failed to compare update/plugin directory", e);
+ return new PluginInitializerManager(pluginDirectory, null);
+ }
+
+ if (isSameFile) {
+ LOGGER.error("Misconfigured update directory!");
+ LOGGER.error(("Your configured update directory (%s) in bukkit.yml is pointing to the same location as the plugin directory (%s). " +
+ "Disabling auto updating functionality.").formatted(resolvedUpdateDirectory, pluginDirectory));
+
+ return new PluginInitializerManager(pluginDirectory, null);
+ }
+
+ return new PluginInitializerManager(pluginDirectory, resolvedUpdateDirectory);
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+ }
+
+ public static PluginInitializerManager init(final OptionSet optionSet) throws Exception {
+ impl = parse(optionSet);
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+ return impl;
+ }
+
+ public static PluginInitializerManager instance() {
+ return impl;
+ }
+
+ @NotNull
+ public Path pluginDirectoryPath() {
+ return pluginDirectory;
+ }
+
+ @Nullable
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+ public Path pluginUpdatePath() {
+ return updateDirectory;
+ }
+
+ public static void load(OptionSet optionSet) throws Exception {
+ // We have to load the bukkit configuration inorder to get the update folder location.
+ io.papermc.paper.plugin.PluginInitializerManager pluginSystem = io.papermc.paper.plugin.PluginInitializerManager.init(optionSet);
+ // Register the default plugin directory
+ io.papermc.paper.plugin.util.EntrypointUtil.registerProvidersFromSource(io.papermc.paper.plugin.provider.source.DirectoryProviderSource.INSTANCE, pluginSystem.pluginDirectoryPath());
+ @SuppressWarnings("unchecked")
+ java.util.List<File> files = (java.util.List<File>) optionSet.valuesOf("add-plugin");
+ // Register plugins from the flag
+ io.papermc.paper.plugin.util.EntrypointUtil.registerProvidersFromSource(io.papermc.paper.plugin.provider.source.PluginFlagProviderSource.INSTANCE, files);
+ }
+
+ // This will be the end of me...
+ public static void reload(DedicatedServer dedicatedServer) {
+ // Wipe the provider storage
+ LaunchEntryPointHandler.INSTANCE.populateProviderStorage();
+ try {
+ load(dedicatedServer.options);
+ } catch (Exception e) {
+ throw new RuntimeException("Failed to reload!", e);
+ }
+
+ boolean hasPaperPlugin = false;
+ for (PluginProvider<?> provider : LaunchEntryPointHandler.INSTANCE.getStorage().get(Entrypoint.PLUGIN).getRegisteredProviders()) {
+ if (provider instanceof PaperPluginParent.PaperServerPluginProvider) {
+ hasPaperPlugin = true;
+ break;
+ }
+ }
+
+ if (hasPaperPlugin) {
+ LOGGER.warn("======== WARNING ========");
+ LOGGER.warn("You are reloading while having Paper plugins installed on your server.");
+ LOGGER.warn("Paper plugins do NOT support being reloaded. This will cause some unexpected issues.");
+ LOGGER.warn("=========================");
+ }
+ }
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/bootstrap/PluginProviderContextImpl.java b/src/main/java/io/papermc/paper/plugin/bootstrap/PluginProviderContextImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..2e450a9fce66e63ec94ee3d2579265eda28a1c3f
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/bootstrap/PluginProviderContextImpl.java
@@ -0,0 +1,45 @@
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+package io.papermc.paper.plugin.bootstrap;
+
+import io.papermc.paper.plugin.PluginInitializerManager;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
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+import org.jetbrains.annotations.NotNull;
+
+import java.nio.file.Path;
+
+public record PluginProviderContextImpl(PluginMeta config, Path dataFolder,
+ ComponentLogger logger, Path pluginSource) implements PluginProviderContext {
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+
+ public static PluginProviderContextImpl of(PluginMeta config, ComponentLogger logger, Path pluginSource) {
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+ Path dataFolder = PluginInitializerManager.instance().pluginDirectoryPath().resolve(config.getDisplayName());
+
+ return new PluginProviderContextImpl(config, dataFolder, logger, pluginSource);
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+ }
+
+ public static PluginProviderContextImpl of(PluginProvider<?> provider, Path pluginFolder) {
+ Path dataFolder = pluginFolder.resolve(provider.getMeta().getDisplayName());
+
+ return new PluginProviderContextImpl(provider.getMeta(), dataFolder, provider.getLogger(), provider.getSource());
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+ }
+
+ @Override
+ public @NotNull PluginMeta getConfiguration() {
+ return this.config;
+ }
+
+ @Override
+ public @NotNull Path getDataDirectory() {
+ return this.dataFolder;
+ }
+
+ @Override
+ public @NotNull ComponentLogger getLogger() {
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+ return this.logger;
+ }
+
+ @Override
+ public @NotNull Path getPluginSource() {
+ return this.pluginSource;
+ }
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/Entrypoint.java b/src/main/java/io/papermc/paper/plugin/entrypoint/Entrypoint.java
new file mode 100644
index 0000000000000000000000000000000000000000..125008ac7db8b9f3fb57c49f8e4facc4ad4bb136
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/Entrypoint.java
@@ -0,0 +1,25 @@
+package io.papermc.paper.plugin.entrypoint;
+
+import io.papermc.paper.plugin.bootstrap.PluginBootstrap;
+import org.bukkit.plugin.java.JavaPlugin;
+
+/**
+ * Used to mark a certain place that {@link EntrypointHandler} will register {@link io.papermc.paper.plugin.provider.PluginProvider} under.
+ * Used for loading only certain providers at a certain time.
+ * @param <T> provider type
+ */
+public final class Entrypoint<T> {
+
+ public static final Entrypoint<PluginBootstrap> BOOTSTRAPPER = new Entrypoint<>("bootstrapper");
+ public static final Entrypoint<JavaPlugin> PLUGIN = new Entrypoint<>("plugin");
+
+ private final String debugName;
+
+ private Entrypoint(String debugName) {
+ this.debugName = debugName;
+ }
+
+ public String getDebugName() {
+ return debugName;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/EntrypointHandler.java b/src/main/java/io/papermc/paper/plugin/entrypoint/EntrypointHandler.java
new file mode 100644
index 0000000000000000000000000000000000000000..b38e1e0f3d3055086f51bb191fd4b60ecf32d016
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/EntrypointHandler.java
@@ -0,0 +1,14 @@
+package io.papermc.paper.plugin.entrypoint;
+
+import io.papermc.paper.plugin.provider.PluginProvider;
+
+/**
+ * Represents a register that will register providers at a certain {@link Entrypoint},
+ * where then when the given {@link Entrypoint} is registered those will be loaded.
+ */
+public interface EntrypointHandler {
+
+ <T> void register(Entrypoint<T> entrypoint, PluginProvider<T> provider);
+
+ void enter(Entrypoint<?> entrypoint);
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/LaunchEntryPointHandler.java b/src/main/java/io/papermc/paper/plugin/entrypoint/LaunchEntryPointHandler.java
new file mode 100644
index 0000000000000000000000000000000000000000..6c0f2c315387734f8dd4a7eca633aa0a9856dd17
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/LaunchEntryPointHandler.java
@@ -0,0 +1,65 @@
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+package io.papermc.paper.plugin.entrypoint;
+
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.storage.BootstrapProviderStorage;
+import io.papermc.paper.plugin.storage.ProviderStorage;
+import io.papermc.paper.plugin.storage.ServerPluginProviderStorage;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Used by the server to register/load plugin bootstrappers and plugins.
+ */
+public class LaunchEntryPointHandler implements EntrypointHandler {
+
+ public static final LaunchEntryPointHandler INSTANCE = new LaunchEntryPointHandler();
+ private final Map<Entrypoint<?>, ProviderStorage<?>> storage = new HashMap<>();
+
+ LaunchEntryPointHandler() {
+ this.populateProviderStorage();
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+ }
+
+ // Utility
+ public static void enterBootstrappers() {
+ LaunchEntryPointHandler.INSTANCE.enter(Entrypoint.BOOTSTRAPPER);
+ }
+
+ @Override
+ public void enter(Entrypoint<?> entrypoint) {
+ ProviderStorage<?> storage = this.storage.get(entrypoint);
+ if (storage == null) {
+ throw new IllegalArgumentException("No storage registered for entrypoint %s.".formatted(entrypoint));
+ }
+
+ storage.enter();
+ }
+
+ @Override
+ public <T> void register(Entrypoint<T> entrypoint, PluginProvider<T> provider) {
+ ProviderStorage<T> storage = this.get(entrypoint);
+ if (storage == null) {
+ throw new IllegalArgumentException("No storage registered for entrypoint %s.".formatted(entrypoint));
+ }
+
+ storage.register(provider);
+ }
+
+ @SuppressWarnings("unchecked")
+ public <T> ProviderStorage<T> get(Entrypoint<T> entrypoint) {
+ return (ProviderStorage<T>) this.storage.get(entrypoint);
+ }
+
+ // Debug only
+ @ApiStatus.Internal
+ public Map<Entrypoint<?>, ProviderStorage<?>> getStorage() {
+ return storage;
+ }
+
+ // Reload only
+ public void populateProviderStorage() {
+ this.storage.put(Entrypoint.BOOTSTRAPPER, new BootstrapProviderStorage());
+ this.storage.put(Entrypoint.PLUGIN, new ServerPluginProviderStorage());
+ }
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/ClassloaderBytecodeModifier.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/ClassloaderBytecodeModifier.java
new file mode 100644
index 0000000000000000000000000000000000000000..93b5196a960f3efbe0d28f5527ea2752426213ce
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/ClassloaderBytecodeModifier.java
@@ -0,0 +1,22 @@
+package io.papermc.paper.plugin.entrypoint.classloader;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import net.kyori.adventure.util.Services;
+import org.jetbrains.annotations.ApiStatus;
+
+@ApiStatus.Internal
+public interface ClassloaderBytecodeModifier {
+
+ static ClassloaderBytecodeModifier bytecodeModifier() {
+ return Provider.INSTANCE;
+ }
+
+ byte[] modify(PluginMeta config, byte[] bytecode);
+
+ class Provider {
+
+ private static final ClassloaderBytecodeModifier INSTANCE = Services.service(ClassloaderBytecodeModifier.class).orElseThrow();
+
+ }
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperClassloaderBytecodeModifier.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperClassloaderBytecodeModifier.java
new file mode 100644
index 0000000000000000000000000000000000000000..f9a2c55a354c877749db3f92956de802ae575788
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperClassloaderBytecodeModifier.java
@@ -0,0 +1,12 @@
+package io.papermc.paper.plugin.entrypoint.classloader;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+
+// Stub, implement in future.
+public class PaperClassloaderBytecodeModifier implements ClassloaderBytecodeModifier {
+
+ @Override
+ public byte[] modify(PluginMeta configuration, byte[] bytecode) {
+ return bytecode;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperPluginClassLoader.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperPluginClassLoader.java
new file mode 100644
index 0000000000000000000000000000000000000000..79995ab1b624d7c7aaaa467a86255ad97385cf72
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperPluginClassLoader.java
@@ -0,0 +1,207 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.classloader;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.entrypoint.classloader.group.PaperPluginClassLoaderStorage;
+import io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import org.bukkit.Bukkit;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.net.URLClassLoader;
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+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.jar.JarFile;
+import java.util.logging.Logger;
+
+/**
+ * This is similar to a {@link org.bukkit.plugin.java.PluginClassLoader} but is completely kept hidden from the api.
+ * This is only used with Paper plugins.
+ *
+ * @see PaperPluginClassLoaderStorage
+ */
+public class PaperPluginClassLoader extends PaperSimplePluginClassLoader implements ConfiguredPluginClassLoader {
+
+ static {
+ registerAsParallelCapable();
+ }
+
+ private final URLClassLoader libraryLoader;
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+ private final Set<String> seenIllegalAccess = Collections.newSetFromMap(new ConcurrentHashMap<>());
+ private final Logger logger;
+ @Nullable
+ private JavaPlugin loadedJavaPlugin;
+ @Nullable
+ private PluginClassLoaderGroup group;
+
+ public PaperPluginClassLoader(Logger logger, Path source, JarFile file, PaperPluginMeta configuration, ClassLoader parentLoader, URLClassLoader libraryLoader) throws IOException {
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+ super(source, file, configuration, parentLoader);
+ this.libraryLoader = libraryLoader;
+
+ this.logger = logger;
+ if (this.configuration.hasOpenClassloader()) {
+ this.group = PaperClassLoaderStorage.instance().registerOpenGroup(this);
+ }
+ }
+
+ public void refreshClassloaderDependencyTree(DependencyContext dependencyContext) {
+ if (this.configuration.hasOpenClassloader()) {
+ return;
+ }
+ if (this.group != null) {
+ // We need to unregister the classloader inorder to allow for dependencies
+ // to be recalculated
+ PaperClassLoaderStorage.instance().unregisterClassloader(this);
+ }
+
+ this.group = PaperClassLoaderStorage.instance().registerAccessBackedGroup(this, (classLoader) -> {
+ return dependencyContext.isTransitiveDependency(PaperPluginClassLoader.this.configuration, classLoader.getConfiguration());
+ });
+ }
+
+ @Override
+ public URL getResource(String name) {
+ URL resource = findResource(name);
+ if (resource == null && this.libraryLoader != null) {
+ return this.libraryLoader.getResource(name);
+ }
+ return resource;
+ }
+
+ @Override
+ public Enumeration<URL> getResources(String name) throws IOException {
+ List<URL> resources = new ArrayList<>();
+ this.addEnumeration(resources, this.findResources(name));
+ if (this.libraryLoader != null) {
+ addEnumeration(resources, this.libraryLoader.getResources(name));
+ }
+ return Collections.enumeration(resources);
+ }
+
+ private <T> void addEnumeration(List<T> list, Enumeration<T> enumeration) {
+ while (enumeration.hasMoreElements()) {
+ list.add(enumeration.nextElement());
+ }
+ }
+
+ @Override
+ protected Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
+ return this.loadClass(name, resolve, true, true);
+ }
+
+ @Override
+ public PluginMeta getConfiguration() {
+ return this.configuration;
+ }
+
+ @Override
+ public Class<?> loadClass(@NotNull String name, boolean resolve, boolean checkGroup, boolean checkLibraries) throws ClassNotFoundException {
+ try {
+ Class<?> result = super.loadClass(name, resolve);
+
+ // SPIGOT-6749: Library classes will appear in the above, but we don't want to return them to other plugins
+ if (checkGroup || result.getClassLoader() == this) {
+ return result;
+ }
+ } catch (ClassNotFoundException ignored) {
+ }
+
+ if (checkLibraries) {
+ try {
+ return this.libraryLoader.loadClass(name);
+ } catch (ClassNotFoundException ignored) {
+ }
+ }
+
+ if (checkGroup) {
+ // This ignores the libraries of other plugins, unless they are transitive dependencies.
+ if (this.group == null) {
+ throw new IllegalStateException("Tried to resolve class while group was not yet initialized");
+ }
+
+ Class<?> clazz = this.group.getClassByName(name, resolve, this);
+ if (clazz != null) {
+ return clazz;
+ }
+ }
+
+ throw new ClassNotFoundException(name);
+ }
+
+ @Override
+ public void init(JavaPlugin plugin) {
+ PluginMeta config = this.configuration;
+ PluginDescriptionFile pluginDescriptionFile = new PluginDescriptionFile(
+ config.getName(),
+ config.getName().replace('_', ' '),
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+ config.getProvidedPlugins(),
+ config.getMainClass(),
+ "", // Classloader load order api
+ config.getPluginDependencies(), // Dependencies
+ config.getPluginSoftDependencies(), // Soft Depends
+ config.getLoadBeforePlugins(), // Load Before
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+ config.getVersion(),
+ Map.of(), // Commands, we use a separate system
+ config.getDescription(),
+ config.getAuthors(),
+ config.getContributors(),
+ config.getWebsite(),
+ config.getLoggerPrefix(),
+ config.getLoadOrder(),
+ config.getPermissions(),
+ config.getPermissionDefault(),
+ Set.of(), // Aware api
+ config.getAPIVersion(),
+ List.of() // Libraries
+ );
+
+ File dataFolder = new File(Bukkit.getPluginsFolder(), pluginDescriptionFile.getName());
+
+ plugin.init(Bukkit.getServer(), pluginDescriptionFile, dataFolder, this.source.toFile(), this, config);
+ plugin.logger = this.logger;
+
+ this.loadedJavaPlugin = plugin;
+ }
+
+ @Nullable
+ @Override
+ public JavaPlugin getPlugin() {
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+ return this.loadedJavaPlugin;
+ }
+
+ @Override
+ public String toString() {
+ return "PaperPluginClassLoader{" +
+ "libraryLoader=" + this.libraryLoader +
+ ", seenIllegalAccess=" + this.seenIllegalAccess +
+ ", loadedJavaPlugin=" + this.loadedJavaPlugin +
+ ", group=" + this.group +
+ '}';
+ }
+
+ @Override
+ public void close() throws IOException {
+ try (this.jar; this.libraryLoader) {
+ super.close();
+ }
+ }
+
+ @Override
+ public @Nullable PluginClassLoaderGroup getGroup() {
+ return this.group;
+ }
2023-02-19 15:57:10 +01:00
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperSimplePluginClassLoader.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperSimplePluginClassLoader.java
new file mode 100644
index 0000000000000000000000000000000000000000..6688f2af4a32c2f79785f162e2eac0330d439ac1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/PaperSimplePluginClassLoader.java
@@ -0,0 +1,116 @@
+package io.papermc.paper.plugin.entrypoint.classloader;
+
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.util.NamespaceChecker;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Path;
+import java.security.CodeSigner;
+import java.security.CodeSource;
+import java.util.Enumeration;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+import java.util.jar.Manifest;
+
+/**
+ * Represents a simple classloader used for paper plugin bootstrappers.
+ */
+@ApiStatus.Internal
+public class PaperSimplePluginClassLoader extends URLClassLoader {
+
+ static {
+ ClassLoader.registerAsParallelCapable();
+ }
+
+ protected final PaperPluginMeta configuration;
+ protected final Path source;
+ protected final Manifest jarManifest;
+ protected final URL jarUrl;
+ protected final JarFile jar;
+
+ public PaperSimplePluginClassLoader(Path source, JarFile file, PaperPluginMeta configuration, ClassLoader parentLoader) throws IOException {
+ super(source.getFileName().toString(), new URL[]{source.toUri().toURL()}, parentLoader);
+
+ this.source = source;
+ this.jarManifest = file.getManifest();
+ this.jarUrl = source.toUri().toURL();
+ this.configuration = configuration;
+ this.jar = file;
+ }
+
+ @Override
+ public URL getResource(String name) {
+ return this.findResource(name);
+ }
+
+ @Override
+ public Enumeration<URL> getResources(String name) throws IOException {
+ return this.findResources(name);
+ }
+
+ // Bytecode modification supported loader
+ @Override
+ protected Class<?> findClass(String name) throws ClassNotFoundException {
+ NamespaceChecker.validateNameSpaceForClassloading(name);
+
+ // See UrlClassLoader#findClass(String)
+ String path = name.replace('.', '/').concat(".class");
+ JarEntry entry = this.jar.getJarEntry(path);
+ if (entry == null) {
+ throw new ClassNotFoundException();
+ }
+
+ // See URLClassLoader#defineClass(String, Resource)
+ byte[] classBytes;
+
+ try (InputStream is = this.jar.getInputStream(entry)) {
+ classBytes = is.readAllBytes();
+ } catch (IOException ex) {
+ throw new ClassNotFoundException(name, ex);
+ }
+
+ classBytes = ClassloaderBytecodeModifier.bytecodeModifier().modify(this.configuration, classBytes);
+
+ int dot = name.lastIndexOf('.');
+ if (dot != -1) {
+ String pkgName = name.substring(0, dot);
+ // Get defined package does not correctly handle sealed packages.
+ if (this.getDefinedPackage(pkgName) == null) {
+ try {
+ if (this.jarManifest != null) {
+ this.definePackage(pkgName, this.jarManifest, this.jarUrl);
+ } else {
+ this.definePackage(pkgName, null, null, null, null, null, null, null);
+ }
+ } catch (IllegalArgumentException ex) {
+ // parallel-capable class loaders: re-verify in case of a
+ // race condition
+ if (this.getDefinedPackage(pkgName) == null) {
+ // Should never happen
+ throw new IllegalStateException("Cannot find package " + pkgName);
+ }
+ }
+ }
+ }
+
+ CodeSigner[] signers = entry.getCodeSigners();
+ CodeSource source = new CodeSource(this.jarUrl, signers);
+
+ return this.defineClass(name, classBytes, 0, classBytes.length, source);
+ }
+
+ @Override
+ public String toString() {
+ return "PaperSimplePluginClassLoader{" +
+ "configuration=" + this.configuration +
+ ", source=" + this.source +
+ ", jarManifest=" + this.jarManifest +
+ ", jarUrl=" + this.jarUrl +
+ ", jar=" + this.jar +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/DependencyBasedPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/DependencyBasedPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..eaf5c794cbe8d6138c9d60eaae20f5fc7711f541
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/DependencyBasedPluginClassLoaderGroup.java
@@ -0,0 +1,47 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.ArrayList;
+
+@ApiStatus.Internal
+public class DependencyBasedPluginClassLoaderGroup extends SimpleListPluginClassLoaderGroup {
+
+ private final GlobalPluginClassLoaderGroup globalPluginClassLoaderGroup;
+ private final ClassLoaderAccess access;
+
+ public DependencyBasedPluginClassLoaderGroup(GlobalPluginClassLoaderGroup globalPluginClassLoaderGroup, ClassLoaderAccess access) {
+ super(new ArrayList<>());
+ this.access = access;
+ this.globalPluginClassLoaderGroup = globalPluginClassLoaderGroup;
+ }
+
+ /**
+ * This will refresh the dependencies of the current classloader.
+ */
+ public void populateDependencies() {
+ this.classloaders.clear();
+ for (ConfiguredPluginClassLoader configuredPluginClassLoader : this.globalPluginClassLoaderGroup.getClassLoaders()) {
+ if (this.access.canAccess(configuredPluginClassLoader)) {
+ this.classloaders.add(configuredPluginClassLoader);
+ }
+ }
+
+ }
+
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return this.access;
+ }
+
+ @Override
+ public String toString() {
+ return "DependencyBasedPluginClassLoaderGroup{" +
+ "globalPluginClassLoaderGroup=" + this.globalPluginClassLoaderGroup +
+ ", access=" + this.access +
+ ", classloaders=" + this.classloaders +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/GlobalPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/GlobalPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..2a4933088928a51c8135a3a60b7447d9d10c66c4
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/GlobalPluginClassLoaderGroup.java
@@ -0,0 +1,18 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import org.jetbrains.annotations.ApiStatus;
+
+@ApiStatus.Internal
+public class GlobalPluginClassLoaderGroup extends SimpleListPluginClassLoaderGroup {
+
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return (v) -> true;
+ }
+
+ @Override
+ public String toString() {
+ return "GLOBAL:" + super.toString();
2023-02-19 15:57:10 +01:00
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/LockingClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/LockingClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..aae50ebba6ba1579b75af5370c8b020d2a927b2c
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/LockingClassLoaderGroup.java
@@ -0,0 +1,76 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+@ApiStatus.Internal
+public class LockingClassLoaderGroup implements PluginClassLoaderGroup {
+
+ private final PluginClassLoaderGroup parent;
+ private final Map<String, ClassLockEntry> classLoadLock = new HashMap<>();
+
+ public LockingClassLoaderGroup(PluginClassLoaderGroup parent) {
+ this.parent = parent;
+ }
+
+ @Override
+ public @Nullable Class<?> getClassByName(String name, boolean resolve, ConfiguredPluginClassLoader requester) {
+ // make MT safe
+ ClassLockEntry lock;
+ synchronized (this.classLoadLock) {
+ lock = this.classLoadLock.computeIfAbsent(name, (x) -> new ClassLockEntry(new AtomicInteger(0), new java.util.concurrent.locks.ReentrantReadWriteLock()));
+ lock.count.incrementAndGet();
+ }
+ lock.reentrantReadWriteLock.writeLock().lock();
+ try {
+ return parent.getClassByName(name, resolve, requester);
+ } finally {
+ synchronized (this.classLoadLock) {
+ lock.reentrantReadWriteLock.writeLock().unlock();
+ if (lock.count.get() == 1) {
+ this.classLoadLock.remove(name);
+ } else {
+ lock.count.decrementAndGet();
+ }
+ }
+ }
+ }
+
+ @Override
+ public void remove(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.parent.remove(configuredPluginClassLoader);
+ }
+
+ @Override
+ public void add(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.parent.add(configuredPluginClassLoader);
+ }
+
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return this.parent.getAccess();
+ }
+
+ public PluginClassLoaderGroup getParent() {
+ return parent;
+ }
+
+ record ClassLockEntry(AtomicInteger count, ReentrantReadWriteLock reentrantReadWriteLock) {
+ }
+
+ @Override
+ public String toString() {
+ return "LockingClassLoaderGroup{" +
+ "parent=" + this.parent +
+ ", classLoadLock=" + this.classLoadLock +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/PaperPluginClassLoaderStorage.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/PaperPluginClassLoaderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..e6fcdeb96356ff4713627b1458ac8bbfad1866b1
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/PaperPluginClassLoaderStorage.java
@@ -0,0 +1,93 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import org.bukkit.plugin.java.PluginClassLoader;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+/**
+ * This is used for connecting multiple classloaders.
+ */
+public final class PaperPluginClassLoaderStorage implements PaperClassLoaderStorage {
+
+ private final GlobalPluginClassLoaderGroup globalGroup = new GlobalPluginClassLoaderGroup();
+ private final List<PluginClassLoaderGroup> groups = new CopyOnWriteArrayList<>();
+
+ public PaperPluginClassLoaderStorage() {
+ this.groups.add(this.globalGroup);
+ }
+
+ @Override
+ public PluginClassLoaderGroup registerSpigotGroup(PluginClassLoader pluginClassLoader) {
+ return this.registerGroup(pluginClassLoader, new SpigotPluginClassLoaderGroup(this.globalGroup, (library) -> {
+ return pluginClassLoader.dependencyContext.isTransitiveDependency(pluginClassLoader.getConfiguration(), library.getConfiguration());
+ }, pluginClassLoader));
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+ }
+
+ @Override
+ public PluginClassLoaderGroup registerOpenGroup(ConfiguredPluginClassLoader classLoader) {
+ return this.registerGroup(classLoader, this.globalGroup);
+ }
+
+ @Override
+ public PluginClassLoaderGroup registerAccessBackedGroup(ConfiguredPluginClassLoader classLoader, ClassLoaderAccess access) {
+ List<ConfiguredPluginClassLoader> allowedLoaders = new ArrayList<>();
+ for (ConfiguredPluginClassLoader configuredPluginClassLoader : this.globalGroup.getClassLoaders()) {
+ if (access.canAccess(configuredPluginClassLoader)) {
+ allowedLoaders.add(configuredPluginClassLoader);
+ }
+ }
+
+ return this.registerGroup(classLoader, new StaticPluginClassLoaderGroup(allowedLoaders, access, classLoader));
2023-02-19 15:57:10 +01:00
+ }
+
+ private PluginClassLoaderGroup registerGroup(ConfiguredPluginClassLoader classLoader, PluginClassLoaderGroup group) {
+ // Now add this classloader to any groups that allows it (includes global)
+ for (PluginClassLoaderGroup loaderGroup : this.groups) {
+ if (loaderGroup.getAccess().canAccess(classLoader)) {
+ loaderGroup.add(classLoader);
+ }
+ }
+
+ group = new LockingClassLoaderGroup(group);
+ this.groups.add(group);
+ return group;
+ }
+
+ @Override
+ public void unregisterClassloader(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.globalGroup.remove(configuredPluginClassLoader);
+ this.groups.remove(configuredPluginClassLoader.getGroup());
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+ for (PluginClassLoaderGroup group : this.groups) {
+ group.remove(configuredPluginClassLoader);
+ }
+ }
+
+ @Override
+ public boolean registerUnsafePlugin(ConfiguredPluginClassLoader pluginLoader) {
+ if (this.globalGroup.getClassLoaders().contains(pluginLoader)) {
+ return false;
+ } else {
+ this.globalGroup.add(pluginLoader);
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+ return true;
+ }
+ }
+
+ // Debug only
+ @ApiStatus.Internal
+ public GlobalPluginClassLoaderGroup getGlobalGroup() {
+ return this.globalGroup;
+ }
+
+ // Debug only
+ @ApiStatus.Internal
+ public List<PluginClassLoaderGroup> getGroups() {
+ return this.groups;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SimpleListPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SimpleListPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..23b6cb297f46c9c2b2944a3ab4031c31414620ad
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SimpleListPluginClassLoaderGroup.java
@@ -0,0 +1,69 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+@ApiStatus.Internal
+public abstract class SimpleListPluginClassLoaderGroup implements PluginClassLoaderGroup {
+
+ private static final boolean DISABLE_CLASS_PRIORITIZATION = Boolean.getBoolean("Paper.DisableClassPrioritization");
+
+ protected final List<ConfiguredPluginClassLoader> classloaders;
+
+ protected SimpleListPluginClassLoaderGroup() {
+ this(new CopyOnWriteArrayList<>());
+ }
+
+ protected SimpleListPluginClassLoaderGroup(List<ConfiguredPluginClassLoader> classloaders) {
+ this.classloaders = classloaders;
+ }
+
+ @Override
+ public @Nullable Class<?> getClassByName(String name, boolean resolve, ConfiguredPluginClassLoader requester) {
+ if (!DISABLE_CLASS_PRIORITIZATION) {
+ try {
+ return this.lookupClass(name, false, requester); // First check the requester
+ } catch (ClassNotFoundException ignored) {
+ }
+ }
+
+ for (ConfiguredPluginClassLoader loader : this.classloaders) {
+ try {
+ return this.lookupClass(name, resolve, loader);
+ } catch (ClassNotFoundException ignored) {
+ }
+ }
+
+ return null;
+ }
+
+ protected Class<?> lookupClass(String name, boolean resolve, ConfiguredPluginClassLoader current) throws ClassNotFoundException {
+ return current.loadClass(name, resolve, false, true);
+ }
+
+ @Override
+ public void remove(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.classloaders.remove(configuredPluginClassLoader);
+ }
+
+ @Override
+ public void add(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.classloaders.add(configuredPluginClassLoader);
+ }
+
+ public List<ConfiguredPluginClassLoader> getClassLoaders() {
+ return classloaders;
+ }
+
+ @Override
+ public String toString() {
+ return "SimpleListPluginClassLoaderGroup{" +
+ "classloaders=" + this.classloaders +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SingletonPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SingletonPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..3b670bd6b35ae7f56488a9b50df54709a0b28901
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SingletonPluginClassLoaderGroup.java
@@ -0,0 +1,60 @@
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Nullable;
+
+@ApiStatus.Internal
+public class SingletonPluginClassLoaderGroup implements PluginClassLoaderGroup {
+
+ private final ConfiguredPluginClassLoader configuredPluginClassLoader;
+ private final Access access;
+
+ public SingletonPluginClassLoaderGroup(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ this.configuredPluginClassLoader = configuredPluginClassLoader;
+ this.access = new Access();
+ }
+
+ @Override
+ public @Nullable Class<?> getClassByName(String name, boolean resolve, ConfiguredPluginClassLoader requester) {
+ try {
+ return this.configuredPluginClassLoader.loadClass(name, resolve, false, true);
+ } catch (ClassNotFoundException ignored) {
+ }
+
+ return null;
+ }
+
+ @Override
+ public void remove(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ }
+
+ @Override
+ public void add(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ }
+
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return this.access;
+ }
+
+ @ApiStatus.Internal
+ private class Access implements ClassLoaderAccess {
+
+ @Override
+ public boolean canAccess(ConfiguredPluginClassLoader classLoader) {
+ return SingletonPluginClassLoaderGroup.this.configuredPluginClassLoader == classLoader;
+ }
+
+ }
+
+ @Override
+ public String toString() {
+ return "SingletonPluginClassLoaderGroup{" +
+ "configuredPluginClassLoader=" + this.configuredPluginClassLoader +
+ ", access=" + this.access +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SpigotPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SpigotPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..5a9f5b18e24a89dd642149a7a3d49390328b864b
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/SpigotPluginClassLoaderGroup.java
@@ -0,0 +1,58 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import org.bukkit.plugin.java.PluginClassLoader;
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+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.function.Predicate;
+
+/**
+ * Spigot classloaders have the ability to see everything.
+ * However, libraries are ONLY shared depending on their dependencies.
+ */
+@ApiStatus.Internal
+public class SpigotPluginClassLoaderGroup extends SimpleListPluginClassLoaderGroup {
+
+ private final Predicate<ConfiguredPluginClassLoader> libraryClassloaderPredicate;
+ private final PluginClassLoader pluginClassLoader;
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+
+ public SpigotPluginClassLoaderGroup(GlobalPluginClassLoaderGroup globalPluginClassLoaderGroup, Predicate<ConfiguredPluginClassLoader> libraryClassloaderPredicate, PluginClassLoader pluginClassLoader) {
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+ super(globalPluginClassLoaderGroup.getClassLoaders());
+ this.libraryClassloaderPredicate = libraryClassloaderPredicate;
+ this.pluginClassLoader = pluginClassLoader;
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+ }
+
+ // Mirrors global list
+ @Override
+ public void add(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ }
+
+ @Override
+ public void remove(ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ }
+
+ // Don't allow other plugins to access spigot dependencies, they should instead reference the global list
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return v -> false;
+ }
+
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+ @Override
+ protected Class<?> lookupClass(String name, boolean resolve, ConfiguredPluginClassLoader current) throws ClassNotFoundException {
+ return current.loadClass(name, resolve, false, this.libraryClassloaderPredicate.test(current));
+ }
+
+ // DEBUG
+ public PluginClassLoader getPluginClassLoader() {
+ return pluginClassLoader;
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+ }
+
+ @Override
+ public String toString() {
+ return "SpigotPluginClassLoaderGroup{" +
+ "libraryClassloaderPredicate=" + this.libraryClassloaderPredicate +
+ ", classloaders=" + this.classloaders +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/StaticPluginClassLoaderGroup.java b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/StaticPluginClassLoaderGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..2412155ddfd559023f42ff534b8f06a52588e1e0
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/classloader/group/StaticPluginClassLoaderGroup.java
@@ -0,0 +1,40 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.classloader.group;
+
+import io.papermc.paper.plugin.provider.classloader.ClassLoaderAccess;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.List;
+
+@ApiStatus.Internal
+public class StaticPluginClassLoaderGroup extends SimpleListPluginClassLoaderGroup {
+
+ private final ClassLoaderAccess access;
+ // Debug only
+ private final ConfiguredPluginClassLoader mainClassloaderHolder;
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+
+ public StaticPluginClassLoaderGroup(List<ConfiguredPluginClassLoader> classloaders, ClassLoaderAccess access, ConfiguredPluginClassLoader mainClassloaderHolder) {
2023-02-19 15:57:10 +01:00
+ super(classloaders);
+ this.access = access;
+ this.mainClassloaderHolder = mainClassloaderHolder;
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+ }
+
+ @Override
+ public ClassLoaderAccess getAccess() {
+ return this.access;
+ }
+
+ // DEBUG
+ @ApiStatus.Internal
+ public ConfiguredPluginClassLoader getPluginClassloader() {
+ return this.mainClassloaderHolder;
+ }
+
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+ @Override
+ public String toString() {
+ return "StaticPluginClassLoaderGroup{" +
+ "access=" + this.access +
+ ", classloaders=" + this.classloaders +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyContextHolder.java b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyContextHolder.java
new file mode 100644
index 0000000000000000000000000000000000000000..f43295fdeaa587cf30c35a1d545167071d58ce4b
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyContextHolder.java
@@ -0,0 +1,9 @@
+package io.papermc.paper.plugin.entrypoint.dependency;
+
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+
+public interface DependencyContextHolder {
+
+ void setContext(DependencyContext context);
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyUtil.java b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyUtil.java
new file mode 100644
index 0000000000000000000000000000000000000000..bfa258faf17ca6118aeddfa4e95bbd082bcd1390
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/DependencyUtil.java
@@ -0,0 +1,75 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.dependency;
+
+import com.google.common.graph.MutableGraph;
+import io.papermc.paper.plugin.configuration.PluginMeta;
2023-02-21 02:09:38 +01:00
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import org.bukkit.plugin.PluginDescriptionFile;
2023-02-19 15:57:10 +01:00
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
2023-02-21 02:09:38 +01:00
+import java.util.Map;
+import java.util.function.Predicate;
2023-02-19 15:57:10 +01:00
+
+@SuppressWarnings("UnstableApiUsage")
+public class DependencyUtil {
+
+ @NotNull
+ public static MutableGraph<String> buildDependencyGraph(@NotNull MutableGraph<String> dependencyGraph, @NotNull PluginMeta configuration) {
+ List<String> dependencies = new ArrayList<>();
+ dependencies.addAll(configuration.getPluginDependencies());
+ dependencies.addAll(configuration.getPluginSoftDependencies());
+
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+ return buildDependencyGraph(dependencyGraph, configuration.getName(), dependencies);
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+ }
+
+ @NotNull
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+ public static MutableGraph<String> buildDependencyGraph(@NotNull MutableGraph<String> dependencyGraph, String identifier, @NotNull Iterable<String> depends) {
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+ for (String dependency : depends) {
+ dependencyGraph.putEdge(identifier, dependency);
+ }
+
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+ dependencyGraph.addNode(identifier); // Make sure dependencies at least have a node
+ return dependencyGraph;
+ }
+
+ @NotNull
+ public static MutableGraph<String> buildLoadGraph(@NotNull MutableGraph<String> dependencyGraph, @NotNull LoadOrderConfiguration configuration, Predicate<String> validator) {
2023-02-21 02:09:38 +01:00
+ String identifier = configuration.getMeta().getName();
+ for (String dependency : configuration.getLoadAfter()) {
+ if (validator.test(dependency)) {
+ dependencyGraph.putEdge(identifier, dependency);
+ }
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+ }
+
+ for (String loadBeforeTarget : configuration.getLoadBefore()) {
+ if (validator.test(loadBeforeTarget)) {
+ dependencyGraph.putEdge(loadBeforeTarget, identifier);
+ }
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+ }
+
+ dependencyGraph.addNode(identifier); // Make sure dependencies at least have a node
+ return dependencyGraph;
+ }
+
+ // This adds a provided plugin to another plugin, basically making it seem like a "dependency"
+ // in order to have plugins that need the provided plugin to load after the specified plugin name
+ @NotNull
+ public static MutableGraph<String> addProvidedPlugin(@NotNull MutableGraph<String> dependencyGraph, @NotNull String pluginName, @NotNull String providedName) {
+ dependencyGraph.putEdge(pluginName, providedName);
+
+ return dependencyGraph;
+ }
+
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+ public static List<String> validateSimple(PluginMeta meta, Map<String, PluginProvider<?>> toLoad) {
+ List<String> missingDependencies = new ArrayList<>();
+ for (String hardDependency : meta.getPluginDependencies()) {
+ if (!toLoad.containsKey(hardDependency)) {
+ missingDependencies.add(hardDependency);
+ }
+ }
+
+ return missingDependencies;
+ }
2023-02-19 15:57:10 +01:00
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/GraphDependencyContext.java b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/GraphDependencyContext.java
new file mode 100644
index 0000000000000000000000000000000000000000..6f201a8131ca9631ac4af62c75e6f2e889cb5eae
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/dependency/GraphDependencyContext.java
@@ -0,0 +1,43 @@
+package io.papermc.paper.plugin.entrypoint.dependency;
+
+import com.google.common.graph.Graph;
+import com.google.common.graph.Graphs;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+
+import java.util.Set;
+
+@SuppressWarnings("UnstableApiUsage")
+public class GraphDependencyContext implements DependencyContext {
+
+ private final Graph<String> dependencyGraph;
+
+ public GraphDependencyContext(Graph<String> dependencyGraph) {
+ this.dependencyGraph = dependencyGraph;
+ }
+
+ @Override
+ public boolean isTransitiveDependency(PluginMeta plugin, PluginMeta depend) {
+ String pluginIdentifier = plugin.getName();
+
+ if (this.dependencyGraph.nodes().contains(pluginIdentifier)) {
+ Set<String> reachableNodes = Graphs.reachableNodes(this.dependencyGraph, pluginIdentifier);
+ if (reachableNodes.contains(depend.getName())) {
+ return true;
+ }
+ for (String provided : depend.getProvidedPlugins()) {
+ if (reachableNodes.contains(provided)) {
+ return true;
+ }
+ }
+ }
+
+ return false;
+ }
+
+ @Override
+ public boolean hasDependency(String pluginIdentifier) {
+ return this.dependencyGraph.nodes().contains(pluginIdentifier);
+ }
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/JohnsonSimpleCycles.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/JohnsonSimpleCycles.java
new file mode 100644
index 0000000000000000000000000000000000000000..a9bca905eba67972e4d1b07b1d243272b62fec66
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/JohnsonSimpleCycles.java
@@ -0,0 +1,354 @@
2023-02-19 15:57:10 +01:00
+/*
+ * (C) Copyright 2013-2021, by Nikolay Ognyanov and Contributors.
+ *
+ * JGraphT : a free Java graph-theory library
+ *
+ * See the CONTRIBUTORS.md file distributed with this work for additional
+ * information regarding copyright ownership.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0, or the
+ * GNU Lesser General Public License v2.1 or later
+ * which is available at
+ * http://www.gnu.org/licenses/old-licenses/lgpl-2.1-standalone.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR LGPL-2.1-or-later
+ */
+
+// MODIFICATIONS:
+// - Modified to use a guava graph directly
+
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import com.google.common.base.Preconditions;
+import com.google.common.graph.Graph;
+import com.google.common.graph.GraphBuilder;
+import com.google.common.graph.MutableGraph;
+import com.mojang.datafixers.util.Pair;
+
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.function.BiConsumer;
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+import java.util.function.Consumer;
+
+/**
+ * Find all simple cycles of a directed graph using the Johnson's algorithm.
+ *
+ * <p>
+ * See:<br>
+ * D.B.Johnson, Finding all the elementary circuits of a directed graph, SIAM J. Comput., 4 (1975),
+ * pp. 77-84.
+ *
+ * @param <V> the vertex type.
+ *
+ * @author Nikolay Ognyanov
+ */
+public class JohnsonSimpleCycles<V>
+{
+ // The graph.
+ private Graph<V> graph;
+
+ // The main state of the algorithm.
+ private Consumer<List<V>> cycleConsumer = null;
+ private BiConsumer<V, V> cycleVertexSuccessorConsumer = null; // Paper
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+ private V[] iToV = null;
+ private Map<V, Integer> vToI = null;
+ private Set<V> blocked = null;
+ private Map<V, Set<V>> bSets = null;
+ private ArrayDeque<V> stack = null;
+
+ // The state of the embedded Tarjan SCC algorithm.
+ private List<Set<V>> foundSCCs = null;
+ private int index = 0;
+ private Map<V, Integer> vIndex = null;
+ private Map<V, Integer> vLowlink = null;
+ private ArrayDeque<V> path = null;
+ private Set<V> pathSet = null;
+
+ /**
+ * Create a simple cycle finder for the specified graph.
+ *
+ * @param graph - the DirectedGraph in which to find cycles.
+ *
+ * @throws IllegalArgumentException if the graph argument is <code>
+ * null</code>.
+ */
+ public JohnsonSimpleCycles(Graph<V> graph)
+ {
+ Preconditions.checkState(graph.isDirected(), "Graph must be directed");
+ this.graph = graph;
+ }
+
+ /**
+ * Find the simple cycles of the graph.
+ *
+ * @return The list of all simple cycles. Possibly empty but never <code>null</code>.
+ */
+ public List<List<V>> findAndRemoveSimpleCycles()
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+ {
+ List<List<V>> result = new ArrayList<>();
+ findSimpleCycles(result::add, (v, s) -> ((MutableGraph<V>) graph).removeEdge(v, s)); // Paper
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+ return result;
+ }
+
+ /**
+ * Find the simple cycles of the graph.
+ *
+ * @param consumer Consumer that will be called with each cycle found.
+ */
+ public void findSimpleCycles(Consumer<List<V>> consumer, BiConsumer<V, V> vertexSuccessorConsumer) // Paper
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+ {
+ if (graph == null) {
+ throw new IllegalArgumentException("Null graph.");
+ }
+ cycleVertexSuccessorConsumer = vertexSuccessorConsumer; // Paper
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+ initState(consumer);
+
+ int startIndex = 0;
+ int size = graph.nodes().size();
+ while (startIndex < size) {
+ Pair<Graph<V>, Integer> minSCCGResult = findMinSCSG(startIndex);
+ if (minSCCGResult != null) {
+ startIndex = minSCCGResult.getSecond();
+ Graph<V> scg = minSCCGResult.getFirst();
+ V startV = toV(startIndex);
+ for (V v : scg.successors(startV)) {
+ blocked.remove(v);
+ getBSet(v).clear();
+ }
+ findCyclesInSCG(startIndex, startIndex, scg);
+ startIndex++;
+ } else {
+ break;
+ }
+ }
+
+ clearState();
+ }
+
+ private Pair<Graph<V>, Integer> findMinSCSG(int startIndex)
+ {
+ /*
+ * Per Johnson : "adjacency structure of strong component $K$ with least vertex in subgraph
+ * of $G$ induced by $(s, s + 1, n)$". Or in contemporary terms: the strongly connected
+ * component of the subgraph induced by $(v_1, \dotso ,v_n)$ which contains the minimum
+ * (among those SCCs) vertex index. We return that index together with the graph.
+ */
+ initMinSCGState();
+
+ List<Set<V>> foundSCCs = findSCCS(startIndex);
+
+ // find the SCC with the minimum index
+ int minIndexFound = Integer.MAX_VALUE;
+ Set<V> minSCC = null;
+ for (Set<V> scc : foundSCCs) {
+ for (V v : scc) {
+ int t = toI(v);
+ if (t < minIndexFound) {
+ minIndexFound = t;
+ minSCC = scc;
+ }
+ }
+ }
+ if (minSCC == null) {
+ return null;
+ }
+
+ // build a graph for the SCC found
+ MutableGraph<V> dependencyGraph = GraphBuilder.directed().allowsSelfLoops(true).build();
+
+ for (V v : minSCC) {
+ for (V w : minSCC) {
+ if (graph.hasEdgeConnecting(v, w)) {
+ dependencyGraph.putEdge(v, w);
+ }
+ }
+ }
+
+ Pair<Graph<V>, Integer> result = Pair.of(dependencyGraph, minIndexFound);
+ clearMinSCCState();
+ return result;
+ }
+
+ private List<Set<V>> findSCCS(int startIndex)
+ {
+ // Find SCCs in the subgraph induced
+ // by vertices startIndex and beyond.
+ // A call to StrongConnectivityAlgorithm
+ // would be too expensive because of the
+ // need to materialize the subgraph.
+ // So - do a local search by the Tarjan's
+ // algorithm and pretend that vertices
+ // with an index smaller than startIndex
+ // do not exist.
+ for (V v : graph.nodes()) {
+ int vI = toI(v);
+ if (vI < startIndex) {
+ continue;
+ }
+ if (!vIndex.containsKey(v)) {
+ getSCCs(startIndex, vI);
+ }
+ }
+ List<Set<V>> result = foundSCCs;
+ foundSCCs = null;
+ return result;
+ }
+
+ private void getSCCs(int startIndex, int vertexIndex)
+ {
+ V vertex = toV(vertexIndex);
+ vIndex.put(vertex, index);
+ vLowlink.put(vertex, index);
+ index++;
+ path.push(vertex);
+ pathSet.add(vertex);
+
+ Set<V> edges = graph.successors(vertex);
+ for (V successor : edges) {
+ int successorIndex = toI(successor);
+ if (successorIndex < startIndex) {
+ continue;
+ }
+ if (!vIndex.containsKey(successor)) {
+ getSCCs(startIndex, successorIndex);
+ vLowlink.put(vertex, Math.min(vLowlink.get(vertex), vLowlink.get(successor)));
+ } else if (pathSet.contains(successor)) {
+ vLowlink.put(vertex, Math.min(vLowlink.get(vertex), vIndex.get(successor)));
+ }
+ }
+ if (vLowlink.get(vertex).equals(vIndex.get(vertex))) {
+ Set<V> result = new HashSet<>();
+ V temp;
+ do {
+ temp = path.pop();
+ pathSet.remove(temp);
+ result.add(temp);
+ } while (!vertex.equals(temp));
+ if (result.size() == 1) {
+ V v = result.iterator().next();
+ if (graph.edges().contains(vertex)) {
+ foundSCCs.add(result);
+ }
+ } else {
+ foundSCCs.add(result);
+ }
+ }
+ }
+
+ private boolean findCyclesInSCG(int startIndex, int vertexIndex, Graph<V> scg)
+ {
+ /*
+ * Find cycles in a strongly connected graph per Johnson.
+ */
+ boolean foundCycle = false;
+ V vertex = toV(vertexIndex);
+ stack.push(vertex);
+ blocked.add(vertex);
+
+ for (V successor : scg.successors(vertex)) {
+ int successorIndex = toI(successor);
+ if (successorIndex == startIndex) {
+ List<V> cycle = new ArrayList<>(stack.size());
+ stack.descendingIterator().forEachRemaining(cycle::add);
+ cycleConsumer.accept(cycle);
+ cycleVertexSuccessorConsumer.accept(vertex, successor); // Paper
+ //foundCycle = true; // Paper
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+ } else if (!blocked.contains(successor)) {
+ boolean gotCycle = findCyclesInSCG(startIndex, successorIndex, scg);
+ foundCycle = foundCycle || gotCycle;
+ }
+ }
+ if (foundCycle) {
+ unblock(vertex);
+ } else {
+ for (V w : scg.successors(vertex)) {
+ Set<V> bSet = getBSet(w);
+ bSet.add(vertex);
+ }
+ }
+ stack.pop();
+ return foundCycle;
+ }
+
+ private void unblock(V vertex)
+ {
+ blocked.remove(vertex);
+ Set<V> bSet = getBSet(vertex);
+ while (bSet.size() > 0) {
+ V w = bSet.iterator().next();
+ bSet.remove(w);
+ if (blocked.contains(w)) {
+ unblock(w);
+ }
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ private void initState(Consumer<List<V>> consumer)
+ {
+ cycleConsumer = consumer;
+ iToV = (V[]) graph.nodes().toArray();
+ vToI = new HashMap<>();
+ blocked = new HashSet<>();
+ bSets = new HashMap<>();
+ stack = new ArrayDeque<>();
+
+ for (int i = 0; i < iToV.length; i++) {
+ vToI.put(iToV[i], i);
+ }
+ }
+
+ private void clearState()
+ {
+ cycleConsumer = null;
+ iToV = null;
+ vToI = null;
+ blocked = null;
+ bSets = null;
+ stack = null;
+ }
+
+ private void initMinSCGState()
+ {
+ index = 0;
+ foundSCCs = new ArrayList<>();
+ vIndex = new HashMap<>();
+ vLowlink = new HashMap<>();
+ path = new ArrayDeque<>();
+ pathSet = new HashSet<>();
+ }
+
+ private void clearMinSCCState()
+ {
+ index = 0;
+ foundSCCs = null;
+ vIndex = null;
+ vLowlink = null;
+ path = null;
+ pathSet = null;
+ }
+
+ private Integer toI(V vertex)
+ {
+ return vToI.get(vertex);
+ }
+
+ private V toV(Integer i)
+ {
+ return iToV[i];
+ }
+
+ private Set<V> getBSet(V v)
+ {
+ // B sets typically not all needed,
+ // so instantiate lazily.
+ return bSets.computeIfAbsent(v, k -> new HashSet<>());
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/LegacyPluginLoadingStrategy.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/LegacyPluginLoadingStrategy.java
new file mode 100644
index 0000000000000000000000000000000000000000..2f4d0e04676d000afacd7e5354551e77922b2dcf
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/LegacyPluginLoadingStrategy.java
2023-02-21 02:09:38 +01:00
@@ -0,0 +1,269 @@
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+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import com.google.common.graph.GraphBuilder;
+import com.google.common.graph.MutableGraph;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.dependency.GraphDependencyContext;
+import io.papermc.paper.plugin.provider.PluginProvider;
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+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
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+import org.bukkit.plugin.UnknownDependencyException;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+@SuppressWarnings("UnstableApiUsage")
+public class LegacyPluginLoadingStrategy<T> implements ProviderLoadingStrategy<T> {
+
+ private static final Logger LOGGER = Logger.getLogger("LegacyPluginLoadingStrategy");
+ private final ProviderConfiguration<T> configuration;
+
+ public LegacyPluginLoadingStrategy(ProviderConfiguration<T> onLoad) {
+ this.configuration = onLoad;
+ }
+
+ @Override
+ public List<ProviderPair<T>> loadProviders(List<PluginProvider<T>> providers) {
+ List<ProviderPair<T>> javapluginsLoaded = new ArrayList<>();
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+ MutableGraph<String> dependencyGraph = GraphBuilder.directed().build();
+ GraphDependencyContext dependencyContext = new GraphDependencyContext(dependencyGraph);
+
+ Map<String, PluginProvider<T>> providersToLoad = new HashMap<>();
+ Set<String> loadedPlugins = new HashSet<>();
+ Map<String, String> pluginsProvided = new HashMap<>();
+ Map<String, Collection<String>> dependencies = new HashMap<>();
+ Map<String, Collection<String>> softDependencies = new HashMap<>();
+
+ for (PluginProvider<T> provider : providers) {
+ PluginMeta configuration = provider.getMeta();
+
+ PluginProvider<T> replacedProvider = providersToLoad.put(configuration.getName(), provider);
+ if (replacedProvider != null) {
+ LOGGER.severe(String.format(
+ "Ambiguous plugin name `%s' for files `%s' and `%s' in `%s'",
+ configuration.getName(),
+ provider.getSource(),
+ replacedProvider.getSource(),
+ replacedProvider.getParentSource()
+ ));
+ }
+
+ String removedProvided = pluginsProvided.remove(configuration.getName());
+ if (removedProvided != null) {
+ LOGGER.warning(String.format(
+ "Ambiguous plugin name `%s'. It is also provided by `%s'",
+ configuration.getName(),
+ removedProvided
+ ));
+ }
+
+ for (String provided : configuration.getProvidedPlugins()) {
+ PluginProvider<T> pluginProvider = providersToLoad.get(provided);
+
+ if (pluginProvider != null) {
+ LOGGER.warning(String.format(
+ "`%s provides `%s' while this is also the name of `%s' in `%s'",
+ provider.getSource(),
+ provided,
+ pluginProvider.getSource(),
+ provider.getParentSource()
+ ));
+ } else {
+ String replacedPlugin = pluginsProvided.put(provided, configuration.getName());
+ if (replacedPlugin != null) {
+ LOGGER.warning(String.format(
+ "`%s' is provided by both `%s' and `%s'",
+ provided,
+ configuration.getName(),
+ replacedPlugin
+ ));
+ }
+ }
+ }
+
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+ Collection<String> softDependencySet = provider.getMeta().getPluginSoftDependencies();
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+ if (softDependencySet != null && !softDependencySet.isEmpty()) {
+ if (softDependencies.containsKey(configuration.getName())) {
+ // Duplicates do not matter, they will be removed together if applicable
+ softDependencies.get(configuration.getName()).addAll(softDependencySet);
+ } else {
+ softDependencies.put(configuration.getName(), new LinkedList<String>(softDependencySet));
+ }
+
+ for (String depend : softDependencySet) {
+ dependencyGraph.putEdge(configuration.getName(), depend);
+ }
+ }
+
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+ Collection<String> dependencySet = provider.getMeta().getPluginDependencies();
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+ if (dependencySet != null && !dependencySet.isEmpty()) {
+ dependencies.put(configuration.getName(), new LinkedList<String>(dependencySet));
+
+ for (String depend : dependencySet) {
+ dependencyGraph.putEdge(configuration.getName(), depend);
+ }
+ }
+
+ Collection<String> loadBeforeSet = provider.getMeta().getLoadBeforePlugins();
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+ if (loadBeforeSet != null && !loadBeforeSet.isEmpty()) {
+ for (String loadBeforeTarget : loadBeforeSet) {
+ if (softDependencies.containsKey(loadBeforeTarget)) {
+ softDependencies.get(loadBeforeTarget).add(configuration.getName());
+ } else {
+ // softDependencies is never iterated, so 'ghost' plugins aren't an issue
+ Collection<String> shortSoftDependency = new LinkedList<String>();
+ shortSoftDependency.add(configuration.getName());
+ softDependencies.put(loadBeforeTarget, shortSoftDependency);
+ }
+
+ dependencyGraph.putEdge(loadBeforeTarget, configuration.getName());
+ }
+ }
+ }
+
+ while (!providersToLoad.isEmpty()) {
+ boolean missingDependency = true;
+ Iterator<Map.Entry<String, PluginProvider<T>>> providerIterator = providersToLoad.entrySet().iterator();
+
+ while (providerIterator.hasNext()) {
+ Map.Entry<String, PluginProvider<T>> entry = providerIterator.next();
+ String providerIdentifier = entry.getKey();
+
+ if (dependencies.containsKey(providerIdentifier)) {
+ Iterator<String> dependencyIterator = dependencies.get(providerIdentifier).iterator();
+ final Set<String> missingHardDependencies = new HashSet<>(dependencies.get(providerIdentifier).size()); // Paper - list all missing hard depends
+
+ while (dependencyIterator.hasNext()) {
+ String dependency = dependencyIterator.next();
+
+ // Dependency loaded
+ if (loadedPlugins.contains(dependency)) {
+ dependencyIterator.remove();
+
+ // We have a dependency not found
+ } else if (!providersToLoad.containsKey(dependency) && !pluginsProvided.containsKey(dependency)) {
+ // Paper start
+ missingHardDependencies.add(dependency);
+ }
+ }
+ if (!missingHardDependencies.isEmpty()) {
+ // Paper end
+ missingDependency = false;
+ providerIterator.remove();
+ pluginsProvided.values().removeIf(s -> s.equals(providerIdentifier)); // Paper - remove provided plugins
+ softDependencies.remove(providerIdentifier);
+ dependencies.remove(providerIdentifier);
+
+ LOGGER.log(
+ Level.SEVERE,
+ "Could not load '" + entry.getValue().getSource() + "' in folder '" + entry.getValue().getParentSource() + "'", // Paper
+ new UnknownDependencyException(missingHardDependencies, providerIdentifier)); // Paper
+ }
+
+ if (dependencies.containsKey(providerIdentifier) && dependencies.get(providerIdentifier).isEmpty()) {
+ dependencies.remove(providerIdentifier);
+ }
+ }
+ if (softDependencies.containsKey(providerIdentifier)) {
+ Iterator<String> softDependencyIterator = softDependencies.get(providerIdentifier).iterator();
+
+ while (softDependencyIterator.hasNext()) {
+ String softDependency = softDependencyIterator.next();
+
+ // Soft depend is no longer around
+ if (!providersToLoad.containsKey(softDependency) && !pluginsProvided.containsKey(softDependency)) {
+ softDependencyIterator.remove();
+ }
+ }
+
+ if (softDependencies.get(providerIdentifier).isEmpty()) {
+ softDependencies.remove(providerIdentifier);
+ }
+ }
+ if (!(dependencies.containsKey(providerIdentifier) || softDependencies.containsKey(providerIdentifier)) && providersToLoad.containsKey(providerIdentifier)) {
+ // We're clear to load, no more soft or hard dependencies left
+ PluginProvider<T> file = providersToLoad.get(providerIdentifier);
+ providerIterator.remove();
+ pluginsProvided.values().removeIf(s -> s.equals(providerIdentifier)); // Paper - remove provided plugins
+ missingDependency = false;
+
+ try {
+ this.configuration.applyContext(file, dependencyContext);
+ T loadedPlugin = file.createInstance();
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+ this.warnIfPaperPlugin(file);
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+
+ if (this.configuration.load(file, loadedPlugin)) {
+ loadedPlugins.add(file.getMeta().getName());
+ loadedPlugins.addAll(file.getMeta().getProvidedPlugins());
+ javapluginsLoaded.add(new ProviderPair<>(file, loadedPlugin));
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+ }
+
+ } catch (Throwable ex) {
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+ LOGGER.log(Level.SEVERE, "Could not load '" + file.getSource() + "' in folder '" + file.getParentSource() + "'", ex); // Paper
+ }
+ }
+ }
+
+ if (missingDependency) {
+ // We now iterate over plugins until something loads
+ // This loop will ignore soft dependencies
+ providerIterator = providersToLoad.entrySet().iterator();
+
+ while (providerIterator.hasNext()) {
+ Map.Entry<String, PluginProvider<T>> entry = providerIterator.next();
+ String plugin = entry.getKey();
+
+ if (!dependencies.containsKey(plugin)) {
+ softDependencies.remove(plugin);
+ missingDependency = false;
+ PluginProvider<T> file = entry.getValue();
+ providerIterator.remove();
+
+ try {
+ this.configuration.applyContext(file, dependencyContext);
+ T loadedPlugin = file.createInstance();
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+ this.warnIfPaperPlugin(file);
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+
+ if (this.configuration.load(file, loadedPlugin)) {
+ loadedPlugins.add(file.getMeta().getName());
+ loadedPlugins.addAll(file.getMeta().getProvidedPlugins());
+ javapluginsLoaded.add(new ProviderPair<>(file, loadedPlugin));
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+ }
+ break;
+ } catch (Throwable ex) {
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+ LOGGER.log(Level.SEVERE, "Could not load '" + file.getSource() + "' in folder '" + file.getParentSource() + "'", ex); // Paper
+ }
+ }
+ }
+ // We have no plugins left without a depend
+ if (missingDependency) {
+ softDependencies.clear();
+ dependencies.clear();
+ Iterator<PluginProvider<T>> failedPluginIterator = providersToLoad.values().iterator();
+
+ while (failedPluginIterator.hasNext()) {
+ PluginProvider<T> file = failedPluginIterator.next();
+ failedPluginIterator.remove();
+ LOGGER.log(Level.SEVERE, "Could not load '" + file.getSource() + "' in folder '" + file.getParentSource() + "': circular dependency detected"); // Paper
+ }
+ }
+ }
+ }
+
+ return javapluginsLoaded;
+ }
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+
+ private void warnIfPaperPlugin(PluginProvider<T> provider) {
+ if (provider instanceof PaperPluginParent.PaperServerPluginProvider) {
+ provider.getLogger().warn("Loading Paper plugin in the legacy plugin loading logic. This is not recommended and may introduce some differences into load order. It's highly recommended you move away from this if you are wanting to use Paper plugins.");
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+ }
+ }
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ModernPluginLoadingStrategy.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ModernPluginLoadingStrategy.java
new file mode 100644
index 0000000000000000000000000000000000000000..1d58f3a438d5be423c84b2f61e496d938fdc2995
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ModernPluginLoadingStrategy.java
@@ -0,0 +1,211 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import com.google.common.collect.Lists;
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+import com.google.common.collect.Maps;
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+import com.google.common.graph.GraphBuilder;
+import com.google.common.graph.MutableGraph;
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyUtil;
+import io.papermc.paper.plugin.entrypoint.dependency.GraphDependencyContext;
+import io.papermc.paper.plugin.provider.PluginProvider;
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+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider;
+import java.util.HashSet;
+import java.util.Set;
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+import org.bukkit.plugin.UnknownDependencyException;
+import org.slf4j.Logger;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+@SuppressWarnings("UnstableApiUsage")
+public class ModernPluginLoadingStrategy<T> implements ProviderLoadingStrategy<T> {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+ private final ProviderConfiguration<T> configuration;
+
+ public ModernPluginLoadingStrategy(ProviderConfiguration<T> onLoad) {
+ this.configuration = onLoad;
+ }
+
+ @Override
+ public List<ProviderPair<T>> loadProviders(List<PluginProvider<T>> pluginProviders) {
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+ Map<String, PluginProviderEntry<T>> providerMap = new HashMap<>();
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+ Map<String, PluginProvider<?>> providerMapMirror = Maps.transformValues(providerMap, (entry) -> entry.provider);
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+ List<PluginProvider<T>> validatedProviders = new ArrayList<>();
+
+ // Populate provider map
+ for (PluginProvider<T> provider : pluginProviders) {
+ PluginMeta providerConfig = provider.getMeta();
+ PluginProviderEntry<T> entry = new PluginProviderEntry<>(provider);
+
+ PluginProviderEntry<T> replacedProvider = providerMap.put(providerConfig.getName(), entry);
+ if (replacedProvider != null) {
+ LOGGER.error(String.format(
+ "Ambiguous plugin name '%s' for files '%s' and '%s' in '%s'",
+ providerConfig.getName(),
+ provider.getSource(),
+ replacedProvider.provider.getSource(),
+ replacedProvider.provider.getParentSource()
+ ));
+ }
+
+ for (String extra : providerConfig.getProvidedPlugins()) {
+ PluginProviderEntry<T> replacedExtraProvider = providerMap.putIfAbsent(extra, entry);
+ if (replacedExtraProvider != null) {
+ LOGGER.warn(String.format(
+ "`%s' is provided by both `%s' and `%s'",
+ extra,
+ providerConfig.getName(),
+ replacedExtraProvider.provider.getMeta().getName()
+ ));
+ }
+ }
+ }
+
+ // Validate providers, ensuring all of them have valid dependencies. Removing those who are invalid
+ for (PluginProvider<T> provider : pluginProviders) {
+ PluginMeta configuration = provider.getMeta();
+
+ // Populate missing dependencies to capture if there are multiple missing ones.
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+ List<String> missingDependencies = provider.validateDependencies(providerMapMirror);
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+
+ if (missingDependencies.isEmpty()) {
+ validatedProviders.add(provider);
+ } else {
+ LOGGER.error("Could not load '%s' in '%s'".formatted(provider.getSource(), provider.getParentSource()), new UnknownDependencyException(missingDependencies, configuration.getName())); // Paper
+ // Because the validator is invalid, remove it from the provider map
+ providerMap.remove(configuration.getName());
+ }
+ }
+
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+ MutableGraph<String> loadOrderGraph = GraphBuilder.directed().build();
+ MutableGraph<String> dependencyGraph = GraphBuilder.directed().build();
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+ for (PluginProvider<?> validated : validatedProviders) {
+ PluginMeta configuration = validated.getMeta();
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+ LoadOrderConfiguration loadOrderConfiguration = validated.createConfiguration(providerMapMirror);
+
+ // Build a validated provider's load order changes
+ DependencyUtil.buildLoadGraph(loadOrderGraph, loadOrderConfiguration, providerMap::containsKey);
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+
+ // Build a validated provider's dependencies into the graph
+ DependencyUtil.buildDependencyGraph(dependencyGraph, configuration);
+
+ // Add the provided plugins to the graph as well
+ for (String provides : configuration.getProvidedPlugins()) {
2023-02-21 02:09:38 +01:00
+ String name = configuration.getName();
+ DependencyUtil.addProvidedPlugin(loadOrderGraph, name, provides);
+ DependencyUtil.addProvidedPlugin(dependencyGraph, name, provides);
2023-02-19 15:57:10 +01:00
+ }
+ }
+
+ // Reverse the topographic search to let us see which providers we can load first.
+ List<String> reversedTopographicSort;
+ try {
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+ reversedTopographicSort = Lists.reverse(TopographicGraphSorter.sortGraph(loadOrderGraph));
2023-02-19 15:57:10 +01:00
+ } catch (TopographicGraphSorter.GraphCycleException exception) {
+ List<List<String>> cycles = new JohnsonSimpleCycles<>(loadOrderGraph).findAndRemoveSimpleCycles();
+
+ // Only log an error if at least non-Spigot plugin is present in the cycle
+ // Due to Spigot plugin metadata making no distinction between load order and dependencies (= class loader access), cycles are an unfortunate reality we have to deal with
+ Set<String> cyclingPlugins = new HashSet<>();
+ cycles.forEach(cyclingPlugins::addAll);
+ if (cyclingPlugins.stream().anyMatch(plugin -> {
+ PluginProvider<?> pluginProvider = providerMapMirror.get(plugin);
+ return pluginProvider != null && !(pluginProvider instanceof SpigotPluginProvider);
+ })) {
+ logCycleError(cycles, providerMapMirror);
+ }
+
+ // Try again after hopefully having removed all cycles
+ try {
+ reversedTopographicSort = Lists.reverse(TopographicGraphSorter.sortGraph(loadOrderGraph));
+ } catch (TopographicGraphSorter.GraphCycleException e) {
+ throw new PluginGraphCycleException(cycles);
+ }
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+ }
+
+ GraphDependencyContext graphDependencyContext = new GraphDependencyContext(dependencyGraph);
+ List<ProviderPair<T>> loadedPlugins = new ArrayList<>();
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+ for (String providerIdentifier : reversedTopographicSort) {
+ // It's possible that this will be null because the above dependencies for soft/load before aren't validated if they exist.
+ // The graph could be MutableGraph<PluginProvider<T>>, but we would have to check if each dependency exists there... just
+ // nicer to do it here TBH.
+ PluginProviderEntry<T> retrievedProviderEntry = providerMap.get(providerIdentifier);
+ if (retrievedProviderEntry == null || retrievedProviderEntry.provided) {
+ // OR if this was already provided (most likely from a plugin that already "provides" that dependency)
+ // This won't matter since the provided plugin is loaded as a dependency, meaning it should have been loaded correctly anyways
+ continue; // Skip provider that doesn't exist....
+ }
+ retrievedProviderEntry.provided = true;
+ PluginProvider<T> retrievedProvider = retrievedProviderEntry.provider;
+ try {
+ this.configuration.applyContext(retrievedProvider, graphDependencyContext);
+
+ if (this.configuration.preloadProvider(retrievedProvider)) {
+ T instance = retrievedProvider.createInstance();
+ if (this.configuration.load(retrievedProvider, instance)) {
+ loadedPlugins.add(new ProviderPair<>(retrievedProvider, instance));
+ }
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+ }
+ } catch (Throwable ex) {
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+ LOGGER.error("Could not load plugin '%s' in folder '%s'".formatted(retrievedProvider.getFileName(), retrievedProvider.getParentSource()), ex); // Paper
+ }
+ }
+
+ return loadedPlugins;
+ }
+
+ private void logCycleError(List<List<String>> cycles, Map<String, PluginProvider<?>> providerMapMirror) {
+ LOGGER.error("=================================");
+ LOGGER.error("Circular plugin loading detected:");
+ for (int i = 0; i < cycles.size(); i++) {
+ List<String> cycle = cycles.get(i);
+ LOGGER.error("{}) {} -> {}", i + 1, String.join(" -> ", cycle), cycle.get(0));
+ for (String pluginName : cycle) {
+ PluginProvider<?> pluginProvider = providerMapMirror.get(pluginName);
+ if (pluginProvider == null) {
+ return;
+ }
+
+ logPluginInfo(pluginProvider.getMeta());
+ }
+ }
+
+ LOGGER.error("Please report this to the plugin authors of the first plugin of each loop or join the PaperMC Discord server for further help.");
+ LOGGER.error("=================================");
+ }
+
+ private void logPluginInfo(PluginMeta meta) {
+ if (!meta.getLoadBeforePlugins().isEmpty()) {
+ LOGGER.error(" {} loadbefore: {}", meta.getName(), meta.getLoadBeforePlugins());
+ }
+
+ if (meta instanceof PaperPluginMeta paperPluginMeta) {
+ if (!paperPluginMeta.getLoadAfterPlugins().isEmpty()) {
+ LOGGER.error(" {} loadafter: {}", meta.getName(), paperPluginMeta.getLoadAfterPlugins());
+ }
+ } else {
+ List<String> dependencies = new ArrayList<>();
+ dependencies.addAll(meta.getPluginDependencies());
+ dependencies.addAll(meta.getPluginSoftDependencies());
+ if (!dependencies.isEmpty()) {
+ LOGGER.error(" {} depend/softdepend: {}", meta.getName(), dependencies);
+ }
+ }
+ }
+
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+ private static class PluginProviderEntry<T> {
+
+ private final PluginProvider<T> provider;
+ private boolean provided;
+
+ private PluginProviderEntry(PluginProvider<T> provider) {
+ this.provider = provider;
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/PluginGraphCycleException.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/PluginGraphCycleException.java
new file mode 100644
index 0000000000000000000000000000000000000000..2ea978ac957849260e7ca69c9ff56588d0ccc41b
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/PluginGraphCycleException.java
@@ -0,0 +1,19 @@
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import java.util.List;
+
+/**
+ * Indicates a dependency cycle within a provider loading sequence.
+ */
+public class PluginGraphCycleException extends RuntimeException {
+
+ private final List<List<String>> cycles;
+
+ public PluginGraphCycleException(List<List<String>> cycles) {
+ this.cycles = cycles;
+ }
+
+ public List<List<String>> getCycles() {
+ return this.cycles;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderConfiguration.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..2c7a0751e5c8d0d1e42f7e245ba09815d4f6f8ff
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderConfiguration.java
@@ -0,0 +1,21 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+
+/**
+ * Used to share code with the modern and legacy plugin load strategy.
+ *
+ * @param <T>
+ */
+public interface ProviderConfiguration<T> {
+
+ void applyContext(PluginProvider<T> provider, DependencyContext dependencyContext);
+
+ boolean load(PluginProvider<T> provider, T provided);
+
+ default boolean preloadProvider(PluginProvider<T> provider) {
+ return true;
+ }
+
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderLoadingStrategy.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderLoadingStrategy.java
new file mode 100644
index 0000000000000000000000000000000000000000..dee83e821dcc9baf3a3e5ca8325b03ed2d5eb81c
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/ProviderLoadingStrategy.java
@@ -0,0 +1,20 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import io.papermc.paper.plugin.provider.PluginProvider;
+
+import java.util.List;
+
+/**
+ * Used by a {@link io.papermc.paper.plugin.storage.SimpleProviderStorage} to load plugin providers in a certain order.
+ * <p>
+ * Returns providers loaded.
+ * @param <P> provider type
+ */
+public interface ProviderLoadingStrategy<P> {
+
+ List<ProviderPair<P>> loadProviders(List<PluginProvider<P>> providers);
+
+ record ProviderPair<P>(PluginProvider<P> provider, P provided) {
+
+ }
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/TopographicGraphSorter.java b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/TopographicGraphSorter.java
new file mode 100644
index 0000000000000000000000000000000000000000..52a110044611c8a0ace6d49549e8acc16cbbe83d
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/entrypoint/strategy/TopographicGraphSorter.java
@@ -0,0 +1,58 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.entrypoint.strategy;
+
+import com.google.common.graph.Graph;
+import it.unimi.dsi.fastutil.objects.Object2IntMap;
+import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
2023-02-19 15:57:10 +01:00
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.Deque;
+import java.util.List;
+
+public final class TopographicGraphSorter {
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+
+ // Topographically sort dependencies
+ public static <N> List<N> sortGraph(Graph<N> graph) throws PluginGraphCycleException {
+ List<N> sorted = new ArrayList<>();
+ Deque<N> roots = new ArrayDeque<>();
+ Object2IntMap<N> nonRoots = new Object2IntOpenHashMap<>();
2023-02-19 15:57:10 +01:00
+
+ for (N node : graph.nodes()) {
+ // Is a node being referred to by any other nodes?
+ int degree = graph.inDegree(node);
+ if (degree == 0) {
+ // Is a root
+ roots.add(node);
+ } else {
+ // Isn't a root, the number represents how many nodes connect to it.
+ nonRoots.put(node, degree);
+ }
+ }
+
+ // Pick from nodes that aren't referred to anywhere else
+ N next;
+ while ((next = roots.poll()) != null) {
2023-02-19 15:57:10 +01:00
+ for (N successor : graph.successors(next)) {
+ // Traverse through, moving down a degree
+ int newInDegree = nonRoots.removeInt(successor) - 1;
2023-02-19 15:57:10 +01:00
+
+ if (newInDegree == 0) {
+ roots.add(successor);
+ } else {
+ nonRoots.put(successor, newInDegree);
+ }
+
+ }
+ sorted.add(next);
+ }
+
+ if (!nonRoots.isEmpty()) {
+ throw new GraphCycleException();
+ }
+
+ return sorted;
+ }
+
+ public static final class GraphCycleException extends RuntimeException {
2023-02-19 15:57:10 +01:00
+
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/loader/PaperClasspathBuilder.java b/src/main/java/io/papermc/paper/plugin/loader/PaperClasspathBuilder.java
new file mode 100644
index 0000000000000000000000000000000000000000..f38ecd7f65dc24e4a3f0bc675e3730287ac353f1
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/loader/PaperClasspathBuilder.java
@@ -0,0 +1,64 @@
+package io.papermc.paper.plugin.loader;
+
+import io.papermc.paper.plugin.bootstrap.PluginProviderContext;
+import io.papermc.paper.plugin.loader.library.ClassPathLibrary;
+import io.papermc.paper.plugin.loader.library.PaperLibraryStore;
+import io.papermc.paper.plugin.entrypoint.classloader.PaperPluginClassLoader;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.jar.JarFile;
+import java.util.logging.Logger;
+
+public class PaperClasspathBuilder implements PluginClasspathBuilder {
+
+ private final List<ClassPathLibrary> libraries = new ArrayList<>();
+
+ private final PluginProviderContext context;
+
+ public PaperClasspathBuilder(PluginProviderContext context) {
+ this.context = context;
+ }
+
+ @Override
+ public @NotNull PluginProviderContext getContext() {
+ return this.context;
+ }
+
+ @Override
+ public @NotNull PluginClasspathBuilder addLibrary(@NotNull ClassPathLibrary classPathLibrary) {
+ this.libraries.add(classPathLibrary);
+ return this;
+ }
+
+ public PaperPluginClassLoader buildClassLoader(Logger logger, Path source, JarFile jarFile, PaperPluginMeta configuration) {
+ PaperLibraryStore paperLibraryStore = new PaperLibraryStore();
+ for (ClassPathLibrary library : this.libraries) {
+ library.register(paperLibraryStore);
+ }
+
+ List<Path> paths = paperLibraryStore.getPaths();
+ URL[] urls = new URL[paths.size()];
+ for (int i = 0; i < paths.size(); i++) {
+ Path path = paperLibraryStore.getPaths().get(i);
+ try {
+ urls[i] = path.toUri().toURL();
+ } catch (MalformedURLException e) {
+ throw new AssertionError(e);
+ }
+ }
+
+ try {
+ return new PaperPluginClassLoader(logger, source, jarFile, configuration, this.getClass().getClassLoader(), new URLClassLoader(urls, getClass().getClassLoader()));
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+ } catch (IOException exception) {
+ throw new RuntimeException(exception);
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/loader/library/PaperLibraryStore.java b/src/main/java/io/papermc/paper/plugin/loader/library/PaperLibraryStore.java
new file mode 100644
index 0000000000000000000000000000000000000000..5fcce65009f715d46dd3013f1f92ec8393d66e15
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/loader/library/PaperLibraryStore.java
@@ -0,0 +1,21 @@
+package io.papermc.paper.plugin.loader.library;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+public class PaperLibraryStore implements LibraryStore {
+
+ private final List<Path> paths = new ArrayList<>();
+
+ @Override
+ public void addLibrary(@NotNull Path library) {
+ this.paths.add(library);
+ }
+
+ public List<Path> getPaths() {
+ return this.paths;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/DummyBukkitPluginLoader.java b/src/main/java/io/papermc/paper/plugin/manager/DummyBukkitPluginLoader.java
new file mode 100644
index 0000000000000000000000000000000000000000..ea37ace14849ef4589a4f97287e6dcd64351370f
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/DummyBukkitPluginLoader.java
@@ -0,0 +1,57 @@
+package io.papermc.paper.plugin.manager;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.Event;
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.InvalidDescriptionException;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.PluginLoader;
+import org.bukkit.plugin.RegisteredListener;
+import org.bukkit.plugin.UnknownDependencyException;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.File;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+/**
+ * A purely internal type that implements the now deprecated {@link PluginLoader} after the implementation
+ * of papers new plugin system.
+ */
+@ApiStatus.Internal
+public class DummyBukkitPluginLoader implements PluginLoader {
+
+ @Override
+ public @NotNull Plugin loadPlugin(@NotNull File file) throws InvalidPluginException, UnknownDependencyException {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public @NotNull PluginDescriptionFile getPluginDescription(@NotNull File file) throws InvalidDescriptionException {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public @NotNull Pattern[] getPluginFileFilters() {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public @NotNull Map<Class<? extends Event>, Set<RegisteredListener>> createRegisteredListeners(@NotNull Listener listener, @NotNull Plugin plugin) {
+ return PaperPluginManagerImpl.getInstance().paperEventManager.createRegisteredListeners(listener, plugin);
+ }
+
+ @Override
+ public void enablePlugin(@NotNull Plugin plugin) {
+ Bukkit.getPluginManager().enablePlugin(plugin);
+ }
+
+ @Override
+ public void disablePlugin(@NotNull Plugin plugin) {
+ Bukkit.getPluginManager().disablePlugin(plugin);
+ }
+}
2023-02-19 15:57:10 +01:00
diff --git a/src/main/java/io/papermc/paper/plugin/manager/MultiRuntimePluginProviderStorage.java b/src/main/java/io/papermc/paper/plugin/manager/MultiRuntimePluginProviderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..48696ee62cfaef27ea512464d33ac502f5ec3ccd
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/MultiRuntimePluginProviderStorage.java
@@ -0,0 +1,49 @@
+package io.papermc.paper.plugin.manager;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
+import io.papermc.paper.plugin.storage.ServerPluginProviderStorage;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.slf4j.Logger;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MultiRuntimePluginProviderStorage extends ServerPluginProviderStorage {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
2023-02-19 15:57:10 +01:00
+ private final List<JavaPlugin> provided = new ArrayList<>();
+
+ @Override
+ public void register(PluginProvider<JavaPlugin> provider) {
+ if (provider instanceof PaperPluginParent.PaperServerPluginProvider) {
+ LOGGER.warn("Skipping loading of paper plugin requested from SimplePluginManager.");
+ return;
+ }
+ super.register(provider);
+ /*
+ Register the provider into the server entrypoint, this allows it to show in /plugins correctly. Generally it might be better in the future to make a separate storage,
+ as putting it into the entrypoint handlers doesn't make much sense.
+ */
+ LaunchEntryPointHandler.INSTANCE.register(Entrypoint.PLUGIN, provider);
+ }
+
+ @Override
+ public void processProvided(PluginProvider<JavaPlugin> provider, JavaPlugin provided) {
+ super.processProvided(provider, provided);
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+ this.provided.add(provided);
+ }
+
+ @Override
2023-02-21 02:09:38 +01:00
+ public boolean throwOnCycle() {
2023-02-19 15:57:10 +01:00
+ return false;
+ }
+
+ public List<JavaPlugin> getLoaded() {
+ return this.provided;
+ }
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/NormalPaperPermissionManager.java b/src/main/java/io/papermc/paper/plugin/manager/NormalPaperPermissionManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..6f6aaab295018017565ba27d6958a1f5c7b69bc8
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/NormalPaperPermissionManager.java
@@ -0,0 +1,43 @@
+package io.papermc.paper.plugin.manager;
+
+import org.bukkit.permissions.Permissible;
+import org.bukkit.permissions.Permission;
+
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.LinkedHashSet;
+import java.util.Map;
+import java.util.Set;
+
+class NormalPaperPermissionManager extends PaperPermissionManager {
+
+ private final Map<String, Permission> permissions = new HashMap<>();
+ private final Map<Boolean, Set<Permission>> defaultPerms = new LinkedHashMap<>();
+ private final Map<String, Map<Permissible, Boolean>> permSubs = new HashMap<>();
+ private final Map<Boolean, Map<Permissible, Boolean>> defSubs = new HashMap<>();
+
+ public NormalPaperPermissionManager() {
+ this.defaultPerms().put(true, new LinkedHashSet<>());
+ this.defaultPerms().put(false, new LinkedHashSet<>());
+ }
+
+ @Override
+ public Map<String, Permission> permissions() {
+ return this.permissions;
+ }
+
+ @Override
+ public Map<Boolean, Set<Permission>> defaultPerms() {
+ return this.defaultPerms;
+ }
+
+ @Override
+ public Map<String, Map<Permissible, Boolean>> permSubs() {
+ return this.permSubs;
+ }
+
+ @Override
+ public Map<Boolean, Map<Permissible, Boolean>> defSubs() {
+ return this.defSubs;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/PaperEventManager.java b/src/main/java/io/papermc/paper/plugin/manager/PaperEventManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..7ce9ebba8ce304d1f3f21d4f15ee5f3560d7700b
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/PaperEventManager.java
@@ -0,0 +1,194 @@
+package io.papermc.paper.plugin.manager;
+
+import co.aikar.timings.TimedEventExecutor;
+import com.destroystokyo.paper.event.server.ServerExceptionEvent;
+import com.destroystokyo.paper.exception.ServerEventException;
+import com.google.common.collect.Sets;
+import org.bukkit.Server;
+import org.bukkit.Warning;
+import org.bukkit.event.Event;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.AuthorNagException;
+import org.bukkit.plugin.EventExecutor;
+import org.bukkit.plugin.IllegalPluginAccessException;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.RegisteredListener;
+import org.jetbrains.annotations.NotNull;
+
+import java.lang.reflect.Method;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.logging.Level;
+
+class PaperEventManager {
+
+ private final Server server;
+
+ public PaperEventManager(Server server) {
+ this.server = server;
+ }
+
+ // SimplePluginManager
+ public void callEvent(@NotNull Event event) {
+ if (event.isAsynchronous() && this.server.isPrimaryThread()) {
+ throw new IllegalStateException(event.getEventName() + " may only be triggered asynchronously.");
+ } else if (!event.isAsynchronous() && !this.server.isPrimaryThread() && !this.server.isStopping()) {
+ throw new IllegalStateException(event.getEventName() + " may only be triggered synchronously.");
+ }
+
+ HandlerList handlers = event.getHandlers();
+ RegisteredListener[] listeners = handlers.getRegisteredListeners();
+
+ for (RegisteredListener registration : listeners) {
+ if (!registration.getPlugin().isEnabled()) {
+ continue;
+ }
+
+ try {
+ registration.callEvent(event);
+ } catch (AuthorNagException ex) {
+ Plugin plugin = registration.getPlugin();
+
+ if (plugin.isNaggable()) {
+ plugin.setNaggable(false);
+
+ this.server.getLogger().log(Level.SEVERE, String.format(
+ "Nag author(s): '%s' of '%s' about the following: %s",
+ plugin.getPluginMeta().getAuthors(),
+ plugin.getPluginMeta().getDisplayName(),
+ ex.getMessage()
+ ));
+ }
+ } catch (Throwable ex) {
+ String msg = "Could not pass event " + event.getEventName() + " to " + registration.getPlugin().getPluginMeta().getDisplayName();
+ this.server.getLogger().log(Level.SEVERE, msg, ex);
+ if (!(event instanceof ServerExceptionEvent)) { // We don't want to cause an endless event loop
+ this.callEvent(new ServerExceptionEvent(new ServerEventException(msg, ex, registration.getPlugin(), registration.getListener(), event)));
+ }
+ }
+ }
+ }
+
+ public void registerEvents(@NotNull Listener listener, @NotNull Plugin plugin) {
+ if (!plugin.isEnabled()) {
+ throw new IllegalPluginAccessException("Plugin attempted to register " + listener + " while not enabled");
+ }
+
+ for (Map.Entry<Class<? extends Event>, Set<RegisteredListener>> entry : this.createRegisteredListeners(listener, plugin).entrySet()) {
+ this.getEventListeners(this.getRegistrationClass(entry.getKey())).registerAll(entry.getValue());
+ }
+
+ }
+
+ public void registerEvent(@NotNull Class<? extends Event> event, @NotNull Listener listener, @NotNull EventPriority priority, @NotNull EventExecutor executor, @NotNull Plugin plugin) {
+ this.registerEvent(event, listener, priority, executor, plugin, false);
+ }
+
+ public void registerEvent(@NotNull Class<? extends Event> event, @NotNull Listener listener, @NotNull EventPriority priority, @NotNull EventExecutor executor, @NotNull Plugin plugin, boolean ignoreCancelled) {
+ if (!plugin.isEnabled()) {
+ throw new IllegalPluginAccessException("Plugin attempted to register " + event + " while not enabled");
+ }
+
+ executor = new TimedEventExecutor(executor, plugin, null, event);
+ this.getEventListeners(event).register(new RegisteredListener(listener, executor, priority, plugin, ignoreCancelled));
+ }
+
+ @NotNull
+ private HandlerList getEventListeners(@NotNull Class<? extends Event> type) {
+ try {
+ Method method = this.getRegistrationClass(type).getDeclaredMethod("getHandlerList");
+ method.setAccessible(true);
+ return (HandlerList) method.invoke(null);
+ } catch (Exception e) {
+ throw new IllegalPluginAccessException(e.toString());
+ }
+ }
+
+ @NotNull
+ private Class<? extends Event> getRegistrationClass(@NotNull Class<? extends Event> clazz) {
+ try {
+ clazz.getDeclaredMethod("getHandlerList");
+ return clazz;
+ } catch (NoSuchMethodException e) {
+ if (clazz.getSuperclass() != null
+ && !clazz.getSuperclass().equals(Event.class)
+ && Event.class.isAssignableFrom(clazz.getSuperclass())) {
+ return this.getRegistrationClass(clazz.getSuperclass().asSubclass(Event.class));
+ } else {
+ throw new IllegalPluginAccessException("Unable to find handler list for event " + clazz.getName() + ". Static getHandlerList method required!");
+ }
+ }
+ }
+
+ // JavaPluginLoader
+ @NotNull
+ public Map<Class<? extends Event>, Set<RegisteredListener>> createRegisteredListeners(@NotNull Listener listener, @NotNull final Plugin plugin) {
+ Map<Class<? extends Event>, Set<RegisteredListener>> ret = new HashMap<>();
+
+ Set<Method> methods;
+ try {
+ Class<?> listenerClazz = listener.getClass();
+ methods = Sets.union(
+ Set.of(listenerClazz.getMethods()),
+ Set.of(listenerClazz.getDeclaredMethods())
+ );
+ } catch (NoClassDefFoundError e) {
+ plugin.getLogger().severe("Failed to register events for " + listener.getClass() + " because " + e.getMessage() + " does not exist.");
+ return ret;
+ }
+
+ for (final Method method : methods) {
+ final EventHandler eh = method.getAnnotation(EventHandler.class);
+ if (eh == null) continue;
+ // Do not register bridge or synthetic methods to avoid event duplication
+ // Fixes SPIGOT-893
+ if (method.isBridge() || method.isSynthetic()) {
+ continue;
+ }
+ final Class<?> checkClass;
+ if (method.getParameterTypes().length != 1 || !Event.class.isAssignableFrom(checkClass = method.getParameterTypes()[0])) {
+ plugin.getLogger().severe(plugin.getPluginMeta().getDisplayName() + " attempted to register an invalid EventHandler method signature \"" + method.toGenericString() + "\" in " + listener.getClass());
+ continue;
+ }
+ final Class<? extends Event> eventClass = checkClass.asSubclass(Event.class);
+ method.setAccessible(true);
+ Set<RegisteredListener> eventSet = ret.computeIfAbsent(eventClass, k -> new HashSet<>());
+
+ for (Class<?> clazz = eventClass; Event.class.isAssignableFrom(clazz); clazz = clazz.getSuperclass()) {
+ // This loop checks for extending deprecated events
+ if (clazz.getAnnotation(Deprecated.class) != null) {
+ Warning warning = clazz.getAnnotation(Warning.class);
+ Warning.WarningState warningState = this.server.getWarningState();
+ if (!warningState.printFor(warning)) {
+ break;
+ }
+ plugin.getLogger().log(
+ Level.WARNING,
+ String.format(
+ "\"%s\" has registered a listener for %s on method \"%s\", but the event is Deprecated. \"%s\"; please notify the authors %s.",
+ plugin.getPluginMeta().getDisplayName(),
+ clazz.getName(),
+ method.toGenericString(),
+ (warning != null && warning.reason().length() != 0) ? warning.reason() : "Server performance will be affected",
+ Arrays.toString(plugin.getPluginMeta().getAuthors().toArray())),
+ warningState == Warning.WarningState.ON ? new AuthorNagException(null) : null);
+ break;
+ }
+ }
+
+ EventExecutor executor = new TimedEventExecutor(EventExecutor.create(method, eventClass), plugin, method, eventClass);
+ eventSet.add(new RegisteredListener(listener, executor, eh.priority(), plugin, eh.ignoreCancelled()));
+ }
+ return ret;
+ }
+
+ public void clearEvents() {
+ HandlerList.unregisterAll();
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/PaperPermissionManager.java b/src/main/java/io/papermc/paper/plugin/manager/PaperPermissionManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..92a69677f21b2c1c035119d8e5a6af63fa19b801
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/PaperPermissionManager.java
@@ -0,0 +1,201 @@
+package io.papermc.paper.plugin.manager;
+
+import com.google.common.collect.ImmutableSet;
+import io.papermc.paper.plugin.PermissionManager;
+import org.bukkit.permissions.Permissible;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Set;
+import java.util.WeakHashMap;
+
+/**
+ * See
+ * {@link StupidSPMPermissionManagerWrapper}
+ */
+abstract class PaperPermissionManager implements PermissionManager {
+
+ public abstract Map<String, Permission> permissions();
+
+ public abstract Map<Boolean, Set<Permission>> defaultPerms();
+
+ public abstract Map<String, Map<Permissible, Boolean>> permSubs();
+
+ public abstract Map<Boolean, Map<Permissible, Boolean>> defSubs();
+
+ @Override
+ @Nullable
+ public Permission getPermission(@NotNull String name) {
+ return this.permissions().get(name.toLowerCase(java.util.Locale.ENGLISH));
+ }
+
+ @Override
+ public void addPermission(@NotNull Permission perm) {
+ this.addPermission(perm, true);
+ }
+
+ @Override
+ public void addPermissions(@NotNull List<Permission> permissions) {
+ for (Permission permission : permissions) {
+ this.addPermission(permission, false);
+ }
+ this.dirtyPermissibles();
+ }
+
+ // Allow suppressing permission default calculations
+ private void addPermission(@NotNull Permission perm, boolean dirty) {
+ String name = perm.getName().toLowerCase(java.util.Locale.ENGLISH);
+
+ if (this.permissions().containsKey(name)) {
+ throw new IllegalArgumentException("The permission " + name + " is already defined!");
+ }
+
+ this.permissions().put(name, perm);
+ this.calculatePermissionDefault(perm, dirty);
+ }
+
+ @Override
+ @NotNull
+ public Set<Permission> getDefaultPermissions(boolean op) {
+ return ImmutableSet.copyOf(this.defaultPerms().get(op));
+ }
+
+
+ @Override
+ public void removePermission(@NotNull Permission perm) {
+ this.removePermission(perm.getName());
+ }
+
+
+ @Override
+ public void removePermission(@NotNull String name) {
+ this.permissions().remove(name.toLowerCase(java.util.Locale.ENGLISH));
+ }
+
+ @Override
+ public void recalculatePermissionDefaults(@NotNull Permission perm) {
+ // we need a null check here because some plugins for some unknown reason pass null into this?
+ if (perm != null && this.permissions().containsKey(perm.getName().toLowerCase(Locale.ENGLISH))) {
+ this.defaultPerms().get(true).remove(perm);
+ this.defaultPerms().get(false).remove(perm);
+
+ this.calculatePermissionDefault(perm, true);
+ }
+ }
+
+ private void calculatePermissionDefault(@NotNull Permission perm, boolean dirty) {
+ if ((perm.getDefault() == PermissionDefault.OP) || (perm.getDefault() == PermissionDefault.TRUE)) {
+ this.defaultPerms().get(true).add(perm);
+ if (dirty) {
+ this.dirtyPermissibles(true);
+ }
+ }
+ if ((perm.getDefault() == PermissionDefault.NOT_OP) || (perm.getDefault() == PermissionDefault.TRUE)) {
+ this.defaultPerms().get(false).add(perm);
+ if (dirty) {
+ this.dirtyPermissibles(false);
+ }
+ }
+ }
+
+
+ @Override
+ public void subscribeToPermission(@NotNull String permission, @NotNull Permissible permissible) {
+ String name = permission.toLowerCase(java.util.Locale.ENGLISH);
+ Map<Permissible, Boolean> map = this.permSubs().computeIfAbsent(name, k -> new WeakHashMap<>());
+
+ map.put(permissible, true);
+ }
+
+ @Override
+ public void unsubscribeFromPermission(@NotNull String permission, @NotNull Permissible permissible) {
+ String name = permission.toLowerCase(java.util.Locale.ENGLISH);
+ Map<Permissible, Boolean> map = this.permSubs().get(name);
+
+ if (map != null) {
+ map.remove(permissible);
+
+ if (map.isEmpty()) {
+ this.permSubs().remove(name);
+ }
+ }
+ }
+
+ @Override
+ @NotNull
+ public Set<Permissible> getPermissionSubscriptions(@NotNull String permission) {
+ String name = permission.toLowerCase(java.util.Locale.ENGLISH);
+ Map<Permissible, Boolean> map = this.permSubs().get(name);
+
+ if (map == null) {
+ return ImmutableSet.of();
+ } else {
+ return ImmutableSet.copyOf(map.keySet());
+ }
+ }
+
+ @Override
+ public void subscribeToDefaultPerms(boolean op, @NotNull Permissible permissible) {
+ Map<Permissible, Boolean> map = this.defSubs().computeIfAbsent(op, k -> new WeakHashMap<>());
+
+ map.put(permissible, true);
+ }
+
+ @Override
+ public void unsubscribeFromDefaultPerms(boolean op, @NotNull Permissible permissible) {
+ Map<Permissible, Boolean> map = this.defSubs().get(op);
+
+ if (map != null) {
+ map.remove(permissible);
+
+ if (map.isEmpty()) {
+ this.defSubs().remove(op);
+ }
+ }
+ }
+
+ @Override
+ @NotNull
+ public Set<Permissible> getDefaultPermSubscriptions(boolean op) {
+ Map<Permissible, Boolean> map = this.defSubs().get(op);
+
+ if (map == null) {
+ return ImmutableSet.of();
+ } else {
+ return ImmutableSet.copyOf(map.keySet());
+ }
+ }
+
+ @Override
+ @NotNull
+ public Set<Permission> getPermissions() {
+ return new HashSet<>(this.permissions().values());
+ }
+
+ @Override
+ public void clearPermissions() {
+ this.permissions().clear();
+ this.defaultPerms().get(true).clear();
+ this.defaultPerms().get(false).clear();
+ }
+
+
+ void dirtyPermissibles(boolean op) {
+ Set<Permissible> permissibles = this.getDefaultPermSubscriptions(op);
+
+ for (Permissible p : permissibles) {
+ p.recalculatePermissions();
+ }
+ }
+
+ void dirtyPermissibles() {
+ this.dirtyPermissibles(true);
+ this.dirtyPermissibles(false);
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/PaperPluginInstanceManager.java b/src/main/java/io/papermc/paper/plugin/manager/PaperPluginInstanceManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..c0e896343c22badd97c774c4ed1daa4e274f5d44
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/PaperPluginInstanceManager.java
@@ -0,0 +1,304 @@
+package io.papermc.paper.plugin.manager;
+
+import com.google.common.base.Preconditions;
+import com.google.common.graph.GraphBuilder;
+import com.google.common.graph.MutableGraph;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyUtil;
+import io.papermc.paper.plugin.entrypoint.dependency.GraphDependencyContext;
+import io.papermc.paper.plugin.entrypoint.strategy.PluginGraphCycleException;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
+import io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.provider.source.DirectoryProviderSource;
+import io.papermc.paper.plugin.provider.source.FileProviderSource;
+import org.bukkit.Bukkit;
+import org.bukkit.Server;
+import org.bukkit.World;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandMap;
+import org.bukkit.command.PluginCommandYamlParser;
+import org.bukkit.craftbukkit.util.CraftMagicNumbers;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.server.PluginDisableEvent;
+import org.bukkit.event.server.PluginEnableEvent;
+import org.bukkit.plugin.InvalidDescriptionException;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.PluginManager;
+import org.bukkit.plugin.UnknownDependencyException;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.spongepowered.configurate.serialize.SerializationException;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.logging.Level;
+
+@SuppressWarnings("UnstableApiUsage")
+class PaperPluginInstanceManager {
+
+ private static final FileProviderSource FILE_PROVIDER_SOURCE = new FileProviderSource("File '%s'"::formatted);
+ private static final DirectoryProviderSource DIRECTORY_PROVIDER_SOURCE = new DirectoryProviderSource();
+
+ private final List<Plugin> plugins = new ArrayList<>();
+ private final Map<String, Plugin> lookupNames = new HashMap<>();
+
+ private final PluginManager pluginManager;
+ private final CommandMap commandMap;
+ private final Server server;
+
+ private final MutableGraph<String> dependencyGraph = GraphBuilder.directed().build();
+ private final DependencyContext context = new GraphDependencyContext(this.dependencyGraph);
+
+ public PaperPluginInstanceManager(PluginManager pluginManager, CommandMap commandMap, Server server) {
+ this.commandMap = commandMap;
+ this.server = server;
+ this.pluginManager = pluginManager;
+ }
+
+ public @Nullable Plugin getPlugin(@NotNull String name) {
+ return this.lookupNames.get(name.replace(' ', '_').toLowerCase(java.util.Locale.ENGLISH)); // Paper
+ }
+
+ public @NotNull Plugin[] getPlugins() {
+ return this.plugins.toArray(new Plugin[0]);
+ }
+
+ public boolean isPluginEnabled(@NotNull String name) {
+ Plugin plugin = this.getPlugin(name);
+
+ return this.isPluginEnabled(plugin);
+ }
+
+ public synchronized boolean isPluginEnabled(@Nullable Plugin plugin) {
+ if ((plugin != null) && (this.plugins.contains(plugin))) {
+ return plugin.isEnabled();
+ } else {
+ return false;
+ }
+ }
+
+ public void loadPlugin(Plugin provided) {
+ PluginMeta configuration = provided.getPluginMeta();
+
+ this.plugins.add(provided);
+ this.lookupNames.put(configuration.getName().toLowerCase(java.util.Locale.ENGLISH), provided);
+ for (String providedPlugin : configuration.getProvidedPlugins()) {
+ this.lookupNames.putIfAbsent(providedPlugin.toLowerCase(java.util.Locale.ENGLISH), provided);
+ }
+
+ DependencyUtil.buildDependencyGraph(this.dependencyGraph, configuration);
+ }
+
+ // InvalidDescriptionException is never used, because the old JavaPluginLoader would wrap the exception.
+ public @Nullable Plugin loadPlugin(@NotNull Path path) throws InvalidPluginException, UnknownDependencyException {
+ RuntimePluginEntrypointHandler<SingularRuntimePluginProviderStorage> runtimePluginEntrypointHandler = new RuntimePluginEntrypointHandler<>(new SingularRuntimePluginProviderStorage());
+
+ try {
+ FILE_PROVIDER_SOURCE.registerProviders(runtimePluginEntrypointHandler, path);
+ } catch (IllegalArgumentException exception) {
+ return null; // Return null when the plugin file is not valid / plugin type is unknown
+ } catch (PluginGraphCycleException exception) {
+ throw new InvalidPluginException("Cannot import plugin that causes cyclic dependencies!");
+ } catch (SerializationException |
+ InvalidDescriptionException ex) { // The spigot implementation wraps it in an invalid plugin exception
+ throw new InvalidPluginException(ex);
+ } catch (Exception e) {
+ throw new InvalidPluginException(e);
+ }
+
+ try {
+ runtimePluginEntrypointHandler.enter(Entrypoint.PLUGIN);
+ } catch (Throwable e) {
+ throw new InvalidPluginException(e);
+ }
+
+ return runtimePluginEntrypointHandler.getPluginProviderStorage().getSingleLoaded()
+ .orElseThrow(() -> new InvalidPluginException("Plugin didn't load any plugin providers?"));
+ }
+
+ // The behavior of this is that all errors are logged instead of being thrown
+ public @NotNull Plugin[] loadPlugins(@NotNull Path directory) {
+ Preconditions.checkArgument(Files.isDirectory(directory), "Directory must be a directory"); // Avoid creating a directory if it doesn't exist
+
+ RuntimePluginEntrypointHandler<MultiRuntimePluginProviderStorage> runtimePluginEntrypointHandler = new RuntimePluginEntrypointHandler<>(new MultiRuntimePluginProviderStorage());
+ try {
+ DIRECTORY_PROVIDER_SOURCE.registerProviders(runtimePluginEntrypointHandler, directory);
+ runtimePluginEntrypointHandler.enter(Entrypoint.PLUGIN);
+ } catch (Exception e) {
+ // This should never happen, any errors that occur in this provider should instead be logged.
+ this.server.getLogger().log(Level.SEVERE, "Unknown error occurred while loading plugins through PluginManager.", e);
+ }
+
+ return runtimePluginEntrypointHandler.getPluginProviderStorage().getLoaded().toArray(new JavaPlugin[0]);
+ }
+
+ // Plugins are disabled in order like this inorder to "rougly" prevent
+ // their dependencies unloading first. But, eh.
+ public void disablePlugins() {
+ Plugin[] plugins = this.getPlugins();
+ for (int i = plugins.length - 1; i >= 0; i--) {
+ this.disablePlugin(plugins[i]);
+ }
+ }
+
+ public void clearPlugins() {
+ synchronized (this) {
+ this.disablePlugins();
+ this.plugins.clear();
+ this.lookupNames.clear();
+ }
+ }
+
+ public synchronized void enablePlugin(@NotNull Plugin plugin) {
+ if (plugin.isEnabled()) {
+ return;
+ }
+
+ if (plugin.getPluginMeta() instanceof PluginDescriptionFile) {
+ List<Command> bukkitCommands = PluginCommandYamlParser.parse(plugin);
+
+ if (!bukkitCommands.isEmpty()) {
+ this.commandMap.registerAll(plugin.getPluginMeta().getName(), bukkitCommands);
+ }
+ }
+
+ try {
+ String enableMsg = "Enabling " + plugin.getPluginMeta().getDisplayName();
+ if (plugin.getPluginMeta() instanceof PluginDescriptionFile descriptionFile && CraftMagicNumbers.isLegacy(descriptionFile)) {
+ enableMsg += "*";
+ }
+ plugin.getLogger().info(enableMsg);
+
+ JavaPlugin jPlugin = (JavaPlugin) plugin;
+
+ if (jPlugin.getClass().getClassLoader() instanceof ConfiguredPluginClassLoader classLoader) { // Paper
+ if (PaperClassLoaderStorage.instance().registerUnsafePlugin(classLoader)) {
+ this.server.getLogger().log(Level.WARNING, "Enabled plugin with unregistered ConfiguredPluginClassLoader " + plugin.getPluginMeta().getDisplayName());
+ }
+ } // Paper
+
+ try {
+ jPlugin.setEnabled(true);
+ } catch (Throwable ex) {
+ this.server.getLogger().log(Level.SEVERE, "Error occurred while enabling " + plugin.getPluginMeta().getDisplayName() + " (Is it up to date?)", ex);
+ // Paper start - Disable plugins that fail to load
+ this.server.getPluginManager().disablePlugin(jPlugin);
+ return;
+ // Paper end
+ }
+
+ // Perhaps abort here, rather than continue going, but as it stands,
+ // an abort is not possible the way it's currently written
+ this.server.getPluginManager().callEvent(new PluginEnableEvent(plugin));
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while enabling "
+ + plugin.getPluginMeta().getDisplayName() + " (Is it up to date?)", ex, plugin);
+ }
+
+ HandlerList.bakeAll();
+ }
+
+ public synchronized void disablePlugin(@NotNull Plugin plugin) {
+ if (!(plugin instanceof JavaPlugin javaPlugin)) {
+ throw new IllegalArgumentException("Only expects java plugins.");
+ }
+ if (!plugin.isEnabled()) {
+ return;
+ }
+
+ String pluginName = plugin.getPluginMeta().getDisplayName();
+
+ try {
+ plugin.getLogger().info("Disabling %s".formatted(pluginName));
+
+ this.server.getPluginManager().callEvent(new PluginDisableEvent(plugin));
+
+ javaPlugin.setEnabled(false);
+
+ ClassLoader classLoader = plugin.getClass().getClassLoader();
+ if (classLoader instanceof ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ try {
+ configuredPluginClassLoader.close();
+ } catch (IOException ex) {
+ this.server.getLogger().log(Level.WARNING, "Error closing the classloader for '" + pluginName + "'", ex); // Paper - log exception
+ }
+ // Remove from the classloader pool inorder to prevent plugins from trying
+ // to access classes
+ PaperClassLoaderStorage.instance().unregisterClassloader(configuredPluginClassLoader);
+ }
+
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while disabling "
+ + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ try {
+ this.server.getScheduler().cancelTasks(plugin);
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while cancelling tasks for "
+ + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ try {
+ this.server.getServicesManager().unregisterAll(plugin);
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while unregistering services for "
+ + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ try {
+ HandlerList.unregisterAll(plugin);
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while unregistering events for "
+ + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ try {
+ this.server.getMessenger().unregisterIncomingPluginChannel(plugin);
+ this.server.getMessenger().unregisterOutgoingPluginChannel(plugin);
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while unregistering plugin channels for "
+ + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ try {
+ for (World world : this.server.getWorlds()) {
+ world.removePluginChunkTickets(plugin);
+ }
+ } catch (Throwable ex) {
+ this.handlePluginException("Error occurred (in the plugin loader) while removing chunk tickets for " + pluginName + " (Is it up to date?)", ex, plugin); // Paper
+ }
+
+ }
+
+ // TODO: Implement event part in future patch (paper patch move up, this patch is lower)
+ private void handlePluginException(String msg, Throwable ex, Plugin plugin) {
+ Bukkit.getServer().getLogger().log(Level.SEVERE, msg, ex);
+ this.pluginManager.callEvent(new com.destroystokyo.paper.event.server.ServerExceptionEvent(new com.destroystokyo.paper.exception.ServerPluginEnableDisableException(msg, ex, plugin)));
+ }
+
+ public boolean isTransitiveDepend(@NotNull PluginMeta plugin, @NotNull PluginMeta depend) {
+ return this.context.isTransitiveDependency(plugin, depend);
+ }
+
+ public boolean hasDependency(String pluginIdentifier) {
+ return this.getPlugin(pluginIdentifier) != null;
+ }
+
+ // Debug only
+ @ApiStatus.Internal
+ public MutableGraph<String> getDependencyGraph() {
+ return this.dependencyGraph;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/PaperPluginManagerImpl.java b/src/main/java/io/papermc/paper/plugin/manager/PaperPluginManagerImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..dab211c458311869c61779305580a1c7da830f71
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/PaperPluginManagerImpl.java
@@ -0,0 +1,241 @@
+package io.papermc.paper.plugin.manager;
+
+import com.google.common.graph.MutableGraph;
+import io.papermc.paper.plugin.PermissionManager;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import org.bukkit.Bukkit;
+import org.bukkit.Server;
+import org.bukkit.command.CommandMap;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.event.Event;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.permissions.Permissible;
+import org.bukkit.permissions.Permission;
+import org.bukkit.plugin.EventExecutor;
+import org.bukkit.plugin.InvalidDescriptionException;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.PluginLoader;
+import org.bukkit.plugin.PluginManager;
+import org.bukkit.plugin.SimplePluginManager;
+import org.bukkit.plugin.UnknownDependencyException;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+import java.util.List;
+import java.util.Set;
+
+public class PaperPluginManagerImpl implements PluginManager, DependencyContext {
+
+ final PaperPluginInstanceManager instanceManager;
+ final PaperEventManager paperEventManager;
+ PermissionManager permissionManager;
2023-02-19 15:57:10 +01:00
+
+ public PaperPluginManagerImpl(Server server, CommandMap commandMap, @Nullable SimplePluginManager permissionManager) {
+ this.instanceManager = new PaperPluginInstanceManager(this, commandMap, server);
+ this.paperEventManager = new PaperEventManager(server);
+
+ if (permissionManager == null) {
+ this.permissionManager = new NormalPaperPermissionManager();
+ } else {
+ this.permissionManager = new StupidSPMPermissionManagerWrapper(permissionManager); // TODO: See comment when SimplePermissionManager is removed
+ }
+ }
+
+ // REMOVE THIS WHEN SimplePluginManager is removed.
+ // Just cast and use Bukkit.getServer().getPluginManager()
+ public static PaperPluginManagerImpl getInstance() {
+ return ((CraftServer) (Bukkit.getServer())).paperPluginManager;
+ }
+
+ // Plugin Manipulation
+
+ @Override
+ public @Nullable Plugin getPlugin(@NotNull String name) {
+ return this.instanceManager.getPlugin(name);
+ }
+
+ @Override
+ public @NotNull Plugin[] getPlugins() {
+ return this.instanceManager.getPlugins();
+ }
+
+ @Override
+ public boolean isPluginEnabled(@NotNull String name) {
+ return this.instanceManager.isPluginEnabled(name);
+ }
+
+ @Override
+ public boolean isPluginEnabled(@Nullable Plugin plugin) {
+ return this.instanceManager.isPluginEnabled(plugin);
+ }
+
+ public void loadPlugin(Plugin plugin) {
+ this.instanceManager.loadPlugin(plugin);
+ }
+
+ @Override
+ public @Nullable Plugin loadPlugin(@NotNull File file) throws InvalidPluginException, InvalidDescriptionException, UnknownDependencyException {
+ return this.instanceManager.loadPlugin(file.toPath());
+ }
+
+ @Override
+ public @NotNull Plugin[] loadPlugins(@NotNull File directory) {
+ return this.instanceManager.loadPlugins(directory.toPath());
+ }
+
+ @Override
+ public void disablePlugins() {
+ this.instanceManager.disablePlugins();
+ }
+
+ @Override
+ public synchronized void clearPlugins() {
+ this.instanceManager.clearPlugins();
+ this.permissionManager.clearPermissions();
+ this.paperEventManager.clearEvents();
+ }
+
+ @Override
+ public void enablePlugin(@NotNull Plugin plugin) {
+ this.instanceManager.enablePlugin(plugin);
+ }
+
+ @Override
+ public void disablePlugin(@NotNull Plugin plugin) {
+ this.instanceManager.disablePlugin(plugin);
+ }
+
+ @Override
+ public boolean isTransitiveDependency(PluginMeta pluginMeta, PluginMeta dependencyConfig) {
+ return this.instanceManager.isTransitiveDepend(pluginMeta, dependencyConfig);
+ }
+
+ @Override
+ public boolean hasDependency(String pluginIdentifier) {
+ return this.instanceManager.hasDependency(pluginIdentifier);
+ }
+
+ // Event manipulation
+
+ @Override
+ public void callEvent(@NotNull Event event) throws IllegalStateException {
+ this.paperEventManager.callEvent(event);
+ }
+
+ @Override
+ public void registerEvents(@NotNull Listener listener, @NotNull Plugin plugin) {
+ this.paperEventManager.registerEvents(listener, plugin);
+ }
+
+ @Override
+ public void registerEvent(@NotNull Class<? extends Event> event, @NotNull Listener listener, @NotNull EventPriority priority, @NotNull EventExecutor executor, @NotNull Plugin plugin) {
+ this.paperEventManager.registerEvent(event, listener, priority, executor, plugin);
+ }
+
+ @Override
+ public void registerEvent(@NotNull Class<? extends Event> event, @NotNull Listener listener, @NotNull EventPriority priority, @NotNull EventExecutor executor, @NotNull Plugin plugin, boolean ignoreCancelled) {
+ this.paperEventManager.registerEvent(event, listener, priority, executor, plugin, ignoreCancelled);
+ }
+
+ // Permission manipulation
+
+ @Override
+ public @Nullable Permission getPermission(@NotNull String name) {
+ return this.permissionManager.getPermission(name);
+ }
+
+ @Override
+ public void addPermission(@NotNull Permission perm) {
+ this.permissionManager.addPermission(perm);
+ }
+
+ @Override
+ public void removePermission(@NotNull Permission perm) {
+ this.permissionManager.removePermission(perm);
+ }
+
+ @Override
+ public void removePermission(@NotNull String name) {
+ this.permissionManager.removePermission(name);
+ }
+
+ @Override
+ public @NotNull Set<Permission> getDefaultPermissions(boolean op) {
+ return this.permissionManager.getDefaultPermissions(op);
+ }
+
+ @Override
+ public void recalculatePermissionDefaults(@NotNull Permission perm) {
+ this.permissionManager.recalculatePermissionDefaults(perm);
+ }
+
+ @Override
+ public void subscribeToPermission(@NotNull String permission, @NotNull Permissible permissible) {
+ this.permissionManager.subscribeToPermission(permission, permissible);
+ }
+
+ @Override
+ public void unsubscribeFromPermission(@NotNull String permission, @NotNull Permissible permissible) {
+ this.permissionManager.unsubscribeFromPermission(permission, permissible);
+ }
+
+ @Override
+ public @NotNull Set<Permissible> getPermissionSubscriptions(@NotNull String permission) {
+ return this.permissionManager.getPermissionSubscriptions(permission);
+ }
+
+ @Override
+ public void subscribeToDefaultPerms(boolean op, @NotNull Permissible permissible) {
+ this.permissionManager.subscribeToDefaultPerms(op, permissible);
+ }
+
+ @Override
+ public void unsubscribeFromDefaultPerms(boolean op, @NotNull Permissible permissible) {
+ this.permissionManager.unsubscribeFromDefaultPerms(op, permissible);
+ }
+
+ @Override
+ public @NotNull Set<Permissible> getDefaultPermSubscriptions(boolean op) {
+ return this.permissionManager.getDefaultPermSubscriptions(op);
+ }
+
+ @Override
+ public @NotNull Set<Permission> getPermissions() {
+ return this.permissionManager.getPermissions();
+ }
+
+ @Override
+ public void addPermissions(@NotNull List<Permission> perm) {
+ this.permissionManager.addPermissions(perm);
+ }
+
+ @Override
+ public void clearPermissions() {
+ this.permissionManager.clearPermissions();
+ }
+
+ @Override
+ public void overridePermissionManager(@NotNull Plugin plugin, @Nullable PermissionManager permissionManager) {
+ this.permissionManager = permissionManager;
+ }
+
+ // Etc
+
+ @Override
+ public boolean useTimings() {
+ return co.aikar.timings.Timings.isTimingsEnabled();
+ }
+
+ @Override
+ public void registerInterface(@NotNull Class<? extends PluginLoader> loader) throws IllegalArgumentException {
+ throw new UnsupportedOperationException();
+ }
+
+ public MutableGraph<String> getInstanceManagerGraph() {
+ return instanceManager.getDependencyGraph();
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/RuntimePluginEntrypointHandler.java b/src/main/java/io/papermc/paper/plugin/manager/RuntimePluginEntrypointHandler.java
new file mode 100644
index 0000000000000000000000000000000000000000..5d50d1d312388e979c0e1cd53a6bf5977ca6e549
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/RuntimePluginEntrypointHandler.java
@@ -0,0 +1,47 @@
+package io.papermc.paper.plugin.manager;
+
+import com.destroystokyo.paper.util.SneakyThrow;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.storage.ProviderStorage;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Used for loading plugins during runtime, only supporting providers that are plugins.
+ * This is only used for the plugin manager, as it only allows plugins to be
+ * registered to a provider storage.
+ */
+class RuntimePluginEntrypointHandler<T extends ProviderStorage<JavaPlugin>> implements EntrypointHandler {
+
+ private final T providerStorage;
+
+ RuntimePluginEntrypointHandler(T providerStorage) {
+ this.providerStorage = providerStorage;
+ }
+
+ @Override
+ public <T> void register(Entrypoint<T> entrypoint, PluginProvider<T> provider) {
+ if (!entrypoint.equals(Entrypoint.PLUGIN)) {
+ SneakyThrow.sneaky(new InvalidPluginException("Plugin cannot register entrypoints other than PLUGIN during runtime. Tried registering %s!".formatted(entrypoint)));
+ // We have to throw an invalid plugin exception for legacy reasons
+ }
+
+ this.providerStorage.register((PluginProvider<JavaPlugin>) provider);
+ }
+
+ @Override
+ public void enter(Entrypoint<?> entrypoint) {
+ if (entrypoint != Entrypoint.PLUGIN) {
+ throw new IllegalArgumentException("Only plugin entrypoint supported");
+ }
+ this.providerStorage.enter();
+ }
+
+ @NotNull
+ public T getPluginProviderStorage() {
+ return this.providerStorage;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/SingularRuntimePluginProviderStorage.java b/src/main/java/io/papermc/paper/plugin/manager/SingularRuntimePluginProviderStorage.java
new file mode 100644
2023-02-21 02:09:38 +01:00
index 0000000000000000000000000000000000000000..3d1b60e0427b1da1965fe81fe02176a70a8d56a2
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/SingularRuntimePluginProviderStorage.java
@@ -0,0 +1,80 @@
+package io.papermc.paper.plugin.manager;
+
+import com.destroystokyo.paper.util.SneakyThrow;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
+import io.papermc.paper.plugin.storage.ServerPluginProviderStorage;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.UnknownDependencyException;
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * Used for registering a single plugin provider.
+ * This has special behavior in that some errors are thrown instead of logged.
+ */
+class SingularRuntimePluginProviderStorage extends ServerPluginProviderStorage {
+
+ private PluginProvider<JavaPlugin> lastProvider;
+ private JavaPlugin singleLoaded;
+
+ @Override
+ public void register(PluginProvider<JavaPlugin> provider) {
+ super.register(provider);
+ if (this.lastProvider != null) {
+ SneakyThrow.sneaky(new InvalidPluginException("Plugin registered two JavaPlugins"));
+ }
+ if (provider instanceof PaperPluginParent.PaperServerPluginProvider) {
+ throw new IllegalStateException("Cannot register paper plugins during runtime!");
+ }
+ this.lastProvider = provider;
+ // Register the provider into the server entrypoint, this allows it to show in /plugins correctly.
+ // Generally it might be better in the future to make a separate storage, as putting it into the entrypoint handlers doesn't make much sense.
+ LaunchEntryPointHandler.INSTANCE.register(Entrypoint.PLUGIN, provider);
+ }
+
+ @Override
+ public void enter() {
+ PluginProvider<JavaPlugin> provider = this.lastProvider;
+ if (provider == null) {
+ return;
+ }
+
+ // Manually validate dependencies, LEGACY BEHAVIOR.
+ // Normally it is logged, but manually adding one plugin will cause it to actually throw exceptions.
+ PluginDescriptionFile descriptionFile = (PluginDescriptionFile) provider.getMeta();
+ List<String> missingDependencies = new ArrayList<>();
+ for (String dependency : descriptionFile.getDepend()) {
+ if (!PaperPluginManagerImpl.getInstance().isPluginEnabled(dependency)) {
+ missingDependencies.add(dependency);
+ }
+ }
+ if (!missingDependencies.isEmpty()) {
+ throw new UnknownDependencyException(missingDependencies, provider.getFileName().toString());
+ }
+
+ // Go through normal plugin loading logic
+ super.enter();
+ }
+
+ @Override
+ public void processProvided(PluginProvider<JavaPlugin> provider, JavaPlugin provided) {
+ super.processProvided(provider, provided);
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+ this.singleLoaded = provided;
+ }
+
+ @Override
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+ public boolean throwOnCycle() {
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+ return false;
+ }
+
+ public Optional<JavaPlugin> getSingleLoaded() {
+ return Optional.ofNullable(this.singleLoaded);
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/manager/StupidSPMPermissionManagerWrapper.java b/src/main/java/io/papermc/paper/plugin/manager/StupidSPMPermissionManagerWrapper.java
new file mode 100644
index 0000000000000000000000000000000000000000..ea8cf22c35242eb9f3914b95df00e20504aef5c1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/manager/StupidSPMPermissionManagerWrapper.java
@@ -0,0 +1,42 @@
+package io.papermc.paper.plugin.manager;
+
+import org.bukkit.permissions.Permissible;
+import org.bukkit.permissions.Permission;
+import org.bukkit.plugin.SimplePluginManager;
+
+import java.util.Map;
+import java.util.Set;
+
+/*
+This is actually so cursed I hate it.
+We need to wrap these in fields as people override the fields, so we need to access them lazily at all times.
+// TODO: When SimplePluginManager is GONE remove this and cleanup the PaperPermissionManager to use actual fields.
+ */
+class StupidSPMPermissionManagerWrapper extends PaperPermissionManager {
+
+ private final SimplePluginManager simplePluginManager;
+
+ public StupidSPMPermissionManagerWrapper(SimplePluginManager simplePluginManager) {
+ this.simplePluginManager = simplePluginManager;
+ }
+
+ @Override
+ public Map<String, Permission> permissions() {
+ return this.simplePluginManager.permissions;
+ }
+
+ @Override
+ public Map<Boolean, Set<Permission>> defaultPerms() {
+ return this.simplePluginManager.defaultPerms;
+ }
+
+ @Override
+ public Map<String, Map<Permissible, Boolean>> permSubs() {
+ return this.simplePluginManager.permSubs;
+ }
+
+ @Override
+ public Map<Boolean, Map<Permissible, Boolean>> defSubs() {
+ return this.simplePluginManager.defSubs;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/PluginProvider.java b/src/main/java/io/papermc/paper/plugin/provider/PluginProvider.java
new file mode 100644
index 0000000000000000000000000000000000000000..3fc9246c111f862438f2cebda7d429c1c0b9582e
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/PluginProvider.java
2023-02-21 02:09:38 +01:00
@@ -0,0 +1,55 @@
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+package io.papermc.paper.plugin.provider;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
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+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
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+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+import java.nio.file.Path;
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+import java.util.List;
+import java.util.Map;
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+import java.util.jar.JarFile;
+
+/**
+ * PluginProviders are created by a {@link io.papermc.paper.plugin.provider.source.ProviderSource},
+ * which is loaded into an {@link io.papermc.paper.plugin.entrypoint.EntrypointHandler}.
+ * <p>
+ * A PluginProvider is responsible for providing part of a plugin, whether it's a Bootstrapper or Server Plugin.
+ * The point of this class is to be able to create the actual instance later, as at the time this is created the server
+ * may be missing some key parts. For example, the Bukkit singleton will not be initialized yet, therefor we need to
+ * have a PluginServerProvider load the server plugin later.
+ * <p>
+ * Plugin providers are currently not exposed in any way of the api. It is preferred that this stays this way,
+ * as providers are only needed for initialization.
+ *
+ * @param <T> provider type
+ */
+@ApiStatus.Internal
+public interface PluginProvider<T> {
+
+ @NotNull
+ Path getSource();
+
+ default Path getFileName() {
+ return this.getSource().getFileName();
+ }
+
+ default Path getParentSource() {
+ return this.getSource().getParent();
+ }
+
+ JarFile file();
+
+ T createInstance();
+
+ PluginMeta getMeta();
+
+ ComponentLogger getLogger();
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+
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+ LoadOrderConfiguration createConfiguration(@NotNull Map<String, PluginProvider<?>> toLoad);
+
+ // Returns a list of missing dependencies
+ List<String> validateDependencies(@NotNull Map<String, PluginProvider<?>> toLoad);
+
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+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/ProviderStatus.java b/src/main/java/io/papermc/paper/plugin/provider/ProviderStatus.java
new file mode 100644
index 0000000000000000000000000000000000000000..6154e864b0ff01cb70acaaeee5ca8c9f4a90a90e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/ProviderStatus.java
@@ -0,0 +1,13 @@
+package io.papermc.paper.plugin.provider;
+
+import org.jetbrains.annotations.ApiStatus;
+
+/**
+ * This is used for the /plugins command, where it will look in the {@link io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler} and
+ * use the provider statuses to determine the color.
+ */
+@ApiStatus.Internal
+public enum ProviderStatus {
+ INITIALIZED,
+ ERRORED,
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/ProviderStatusHolder.java b/src/main/java/io/papermc/paper/plugin/provider/ProviderStatusHolder.java
new file mode 100644
index 0000000000000000000000000000000000000000..17284d0f61c459dff765c0adae4ad2c641e054c1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/ProviderStatusHolder.java
@@ -0,0 +1,11 @@
+package io.papermc.paper.plugin.provider;
+
+/**
+ * This is used to mark that a plugin provider is able to hold a status for the /plugins command.
+ */
+public interface ProviderStatusHolder {
+
+ ProviderStatus getLastProvidedStatus();
+
+ void setStatus(ProviderStatus status);
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/FlattenedResolver.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/FlattenedResolver.java
new file mode 100644
index 0000000000000000000000000000000000000000..6ba3bcc468c0a60c76d6d0f0243bda661c737f2f
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/FlattenedResolver.java
@@ -0,0 +1,29 @@
+package io.papermc.paper.plugin.provider.configuration;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.objectmapping.meta.NodeResolver;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import java.lang.reflect.AnnotatedElement;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface FlattenedResolver {
+
+ final class Factory implements NodeResolver.Factory {
+
+ @Override
+ public @Nullable NodeResolver make(String name, AnnotatedElement element) {
+ if (element.isAnnotationPresent(FlattenedResolver.class)) {
+ return (node) -> node;
+ } else {
+ return null;
+ }
+ }
+ }
+
+
+}
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diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/LoadOrderConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/LoadOrderConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..e3430f535e8e9c3b8b44bf2daece8c47e8b14db7
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/LoadOrderConfiguration.java
@@ -0,0 +1,38 @@
+package io.papermc.paper.plugin.provider.configuration;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+/**
+ * This is used for plugins to configure the load order of strategies.
+ */
+public interface LoadOrderConfiguration {
+
+ /**
+ * Provides a list of plugins that THIS configuration should load
+ * before.
+ *
+ * @return list of plugins
+ */
+ @NotNull
+ List<String> getLoadBefore();
+
+ /**
+ * Provides a list of plugins that THIS configuration should load
+ * before.
+ *
+ * @return list of plugins
+ */
+ @NotNull
+ List<String> getLoadAfter();
+
+ /**
+ * Gets the responsible plugin provider's meta.
+ *
+ * @return meta
+ */
+ @NotNull
+ PluginMeta getMeta();
+}
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diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/PaperPluginMeta.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/PaperPluginMeta.java
new file mode 100644
index 0000000000000000000000000000000000000000..7605efe37ac4a63cb95c8c64c576e93c0e676cc0
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/PaperPluginMeta.java
2023-02-21 02:09:38 +01:00
@@ -0,0 +1,227 @@
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+package io.papermc.paper.plugin.provider.configuration;
+
+import com.google.common.collect.ImmutableList;
+import io.leangen.geantyref.TypeToken;
+import io.papermc.paper.configuration.constraint.Constraint;
+import io.papermc.paper.configuration.serializer.ComponentSerializer;
+import io.papermc.paper.configuration.serializer.EnumValueSerializer;
+import io.papermc.paper.configuration.serializer.collections.MapSerializer;
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.configuration.serializer.ImmutableListSerializer;
+import io.papermc.paper.plugin.provider.configuration.serializer.PermissionConfigurationSerializer;
+import io.papermc.paper.plugin.provider.configuration.serializer.constraints.PluginConfigConstraints;
+import io.papermc.paper.plugin.provider.configuration.type.DependencyConfiguration;
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+import io.papermc.paper.plugin.provider.configuration.type.LoadConfiguration;
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+import io.papermc.paper.plugin.provider.configuration.type.PermissionConfiguration;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.plugin.PluginLoadOrder;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.spongepowered.configurate.CommentedConfigurationNode;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.loader.HeaderMode;
+import org.spongepowered.configurate.objectmapping.ConfigSerializable;
+import org.spongepowered.configurate.objectmapping.ObjectMapper;
+import org.spongepowered.configurate.objectmapping.meta.Required;
+import org.spongepowered.configurate.yaml.NodeStyle;
+import org.spongepowered.configurate.yaml.YamlConfigurationLoader;
+
+import java.io.BufferedReader;
+import java.util.List;
+
+@SuppressWarnings({"CanBeFinal", "FieldCanBeLocal", "FieldMayBeFinal", "NotNullFieldNotInitialized", "InnerClassMayBeStatic"})
+@ConfigSerializable
+public class PaperPluginMeta implements PluginMeta {
+
+ @PluginConfigConstraints.PluginName
+ @Required
+ private String name;
+ @Required
+ @PluginConfigConstraints.PluginNameSpace
+ private String main;
+ @PluginConfigConstraints.PluginNameSpace
+ private String bootstrapper;
+ @PluginConfigConstraints.PluginNameSpace
+ private String loader;
+ private List<DependencyConfiguration> dependencies = List.of();
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+ private List<LoadConfiguration> loadBefore = List.of();
+ private List<LoadConfiguration> loadAfter = List.of();
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+ private List<String> provides = List.of();
+ private boolean hasOpenClassloader = false;
+ @Required
+ private String version;
+ private String description;
+ private List<String> authors = List.of();
+ private List<String> contributors = List.of();
+ private String website;
+ private String prefix;
+ private PluginLoadOrder load = PluginLoadOrder.POSTWORLD;
+ @FlattenedResolver
+ private PermissionConfiguration permissionConfiguration = new PermissionConfiguration(PermissionDefault.OP, List.of());
+ @Required
+ @PluginConfigConstraints.PluginVersion
+ private String apiVersion;
+
+ private transient String displayName;
+
+ public PaperPluginMeta() {
+ }
+
+ public static PaperPluginMeta create(BufferedReader reader) throws ConfigurateException {
+ YamlConfigurationLoader loader = YamlConfigurationLoader.builder()
+ .indent(2)
+ .nodeStyle(NodeStyle.BLOCK)
+ .headerMode(HeaderMode.NONE)
+ .source(() -> reader)
+ .defaultOptions((options) -> {
+
+ return options.serializers((serializers) -> {
+ serializers
+ .register(new EnumValueSerializer())
+ .register(MapSerializer.TYPE, new MapSerializer(false))
+ .register(new TypeToken<>() {
+ }, new ImmutableListSerializer())
+ .register(PermissionConfiguration.class, PermissionConfigurationSerializer.SERIALIZER)
+ .register(new ComponentSerializer())
+ .registerAnnotatedObjects(
+ ObjectMapper.factoryBuilder()
+ .addConstraint(Constraint.class, new Constraint.Factory())
+ .addConstraint(PluginConfigConstraints.PluginName.class, String.class, new PluginConfigConstraints.PluginName.Factory())
+ .addConstraint(PluginConfigConstraints.PluginVersion.class, String.class, new PluginConfigConstraints.PluginVersion.Factory())
+ .addConstraint(PluginConfigConstraints.PluginNameSpace.class, String.class, new PluginConfigConstraints.PluginNameSpace.Factory())
+ .addNodeResolver(new FlattenedResolver.Factory())
+ .build()
+ );
+
+ });
+ })
+ .build();
+ CommentedConfigurationNode node = loader.load();
+ PaperPluginMeta pluginConfiguration = node.require(PaperPluginMeta.class);
+
+ if (!node.node("author").virtual()) {
+ pluginConfiguration.authors = ImmutableList.<String>builder()
+ .addAll(pluginConfiguration.authors)
+ .add(node.node("author").getString())
+ .build();
+ }
+
+ pluginConfiguration.displayName = pluginConfiguration.name.replace('_', ' ') + " v" + pluginConfiguration.version;
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+
+ return pluginConfiguration;
+ }
+
+ @Override
+ public @NotNull String getName() {
+ return this.name;
+ }
+
+ @Override
+ public @NotNull String getMainClass() {
+ return this.main;
+ }
+
+ @Override
+ public @NotNull String getVersion() {
+ return this.version;
+ }
+
+ @Override
+ public @NotNull String getDisplayName() {
+ return this.displayName;
+ }
+
+ @Override
+ public @Nullable String getLoggerPrefix() {
+ return this.prefix;
+ }
+
+ @Override
+ public @NotNull List<String> getPluginDependencies() {
+ return this.dependencies.stream().filter((dependency) -> dependency.required() && !dependency.bootstrap()).map(DependencyConfiguration::name).toList();
+ }
+
+ @Override
+ public @NotNull List<String> getPluginSoftDependencies() {
+ return this.dependencies.stream().filter((dependency) -> !dependency.required() && !dependency.bootstrap()).map(DependencyConfiguration::name).toList();
+ }
+
+ @Override
+ public @NotNull List<String> getLoadBeforePlugins() {
2023-02-21 02:09:38 +01:00
+ return this.loadBefore.stream().filter((dependency) -> !dependency.bootstrap()).map(LoadConfiguration::name).toList();
+ }
+
+ public @NotNull List<String> getLoadAfterPlugins() {
+ return this.loadAfter.stream().filter((dependency) -> !dependency.bootstrap()).map(LoadConfiguration::name).toList();
+ }
+
+ public List<LoadConfiguration> getLoadAfter() {
+ return this.loadAfter;
+ }
+
+ public List<LoadConfiguration> getLoadBefore() {
2023-02-19 15:57:10 +01:00
+ return this.loadBefore;
+ }
+
+ @Override
+ public @NotNull PluginLoadOrder getLoadOrder() {
+ return this.load;
+ }
+
+ @Override
+ public @NotNull String getDescription() {
+ return this.description;
+ }
+
+ @Override
+ public @NotNull List<String> getAuthors() {
+ return this.authors;
+ }
+
+ @Override
+ public @NotNull List<String> getContributors() {
+ return this.contributors;
+ }
+
+ @Override
+ public String getWebsite() {
+ return this.website;
+ }
+
+ @Override
+ public @NotNull List<Permission> getPermissions() {
+ return this.permissionConfiguration.permissions();
+ }
+
+ @Override
+ public @NotNull PermissionDefault getPermissionDefault() {
+ return this.permissionConfiguration.defaultPerm();
+ }
+
+ @Override
+ public @NotNull String getAPIVersion() {
+ return this.apiVersion;
+ }
+
+ @Override
+ public @NotNull List<String> getProvidedPlugins() {
+ return this.provides;
+ }
+
+ public String getBootstrapper() {
+ return this.bootstrapper;
+ }
+
+ public String getLoader() {
+ return this.loader;
+ }
+
+ public boolean hasOpenClassloader() {
+ return this.hasOpenClassloader;
+ }
+
+ public List<DependencyConfiguration> getDependencies() {
+ return dependencies;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableCollectionSerializer.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableCollectionSerializer.java
new file mode 100644
index 0000000000000000000000000000000000000000..f0cdb1bab30faaa438aa3e6de6125ade3fae98c2
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableCollectionSerializer.java
@@ -0,0 +1,90 @@
+package io.papermc.paper.plugin.provider.configuration.serializer;
+
+import com.google.common.collect.ImmutableCollection;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.ConfigurationOptions;
+import org.spongepowered.configurate.serialize.SerializationException;
+import org.spongepowered.configurate.serialize.TypeSerializer;
+import org.spongepowered.configurate.util.CheckedConsumer;
+
+import java.lang.reflect.Type;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+
+@SuppressWarnings("unchecked")
+public abstract class ImmutableCollectionSerializer<B extends ImmutableCollection.Builder<?>, T extends Collection<?>> implements TypeSerializer<T> {
+
+ protected ImmutableCollectionSerializer() {
+ }
+
+ @Override
+ public final T deserialize(final Type type, final ConfigurationNode node) throws SerializationException {
+ final Type entryType = this.elementType(type);
+ final @Nullable TypeSerializer<?> entrySerial = node.options().serializers().get(entryType);
+ if (entrySerial == null) {
+ throw new SerializationException(node, entryType, "No applicable type serializer for type");
+ }
+
+ if (node.isList()) {
+ final List<? extends ConfigurationNode> values = node.childrenList();
+ final B builder = this.createNew(values.size());
+ for (ConfigurationNode value : values) {
+ try {
+ this.deserializeSingle(builder, entrySerial.deserialize(entryType, value));
+ } catch (final SerializationException ex) {
+ ex.initPath(value::path);
+ throw ex;
+ }
+ }
+ return (T) builder.build();
+ } else {
+ final @Nullable Object unwrappedVal = node.raw();
+ if (unwrappedVal != null) {
+ final B builder = this.createNew(1);
+ this.deserializeSingle(builder, entrySerial.deserialize(entryType, node));
+ return (T) builder.build();
+ }
+ }
+ return this.emptyValue(type, null);
+ }
+
+ @SuppressWarnings({"unchecked", "rawtypes"})
+ @Override
+ public final void serialize(final Type type, final @Nullable T obj, final ConfigurationNode node) throws SerializationException {
+ final Type entryType = this.elementType(type);
+ final @Nullable TypeSerializer entrySerial = node.options().serializers().get(entryType);
+ if (entrySerial == null) {
+ throw new SerializationException(node, entryType, "No applicable type serializer for type");
+ }
+
+ node.raw(Collections.emptyList());
+ if (obj != null) {
+ this.forEachElement(obj, el -> {
+ final ConfigurationNode child = node.appendListNode();
+ try {
+ entrySerial.serialize(entryType, el, child);
+ } catch (final SerializationException ex) {
+ ex.initPath(child::path);
+ throw ex;
+ }
+ });
+ }
+ }
+
+ @SuppressWarnings({"unchecked"})
+ @Override
+ public @Nullable T emptyValue(final Type specificType, final ConfigurationOptions options) {
+ return (T) this.createNew(0).build();
+ }
+
+ protected abstract Type elementType(Type containerType) throws SerializationException;
+
+ protected abstract B createNew(int size);
+
+ protected abstract void forEachElement(T collection, CheckedConsumer<Object, SerializationException> action) throws SerializationException;
+
+ protected abstract void deserializeSingle(B builder, @Nullable Object deserialized) throws SerializationException;
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableListSerializer.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableListSerializer.java
new file mode 100644
index 0000000000000000000000000000000000000000..7757d7df70e39a6fe4d92d02b6f905a22f80dbf3
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/ImmutableListSerializer.java
@@ -0,0 +1,43 @@
+package io.papermc.paper.plugin.provider.configuration.serializer;
+
+import com.google.common.collect.ImmutableList;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.serialize.SerializationException;
+import org.spongepowered.configurate.util.CheckedConsumer;
+
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.List;
+
+public class ImmutableListSerializer extends ImmutableCollectionSerializer<ImmutableList.Builder<?>, List<?>> {
+
+ @Override
+ protected Type elementType(Type containerType) throws SerializationException {
+ if (!(containerType instanceof ParameterizedType)) {
+ throw new SerializationException(containerType, "Raw types are not supported for collections");
+ }
+ return ((ParameterizedType) containerType).getActualTypeArguments()[0];
+ }
+
+ @Override
+ protected ImmutableList.Builder<?> createNew(int size) {
+ return ImmutableList.builderWithExpectedSize(size);
+ }
+
+ @Override
+ protected void forEachElement(List<?> collection, CheckedConsumer<Object, SerializationException> action) throws SerializationException {
+ for (Object obj : collection) {
+ action.accept(obj);
+ }
+ }
+
+ @SuppressWarnings({"unchecked", "rawtypes"})
+ @Override
+ protected void deserializeSingle(ImmutableList.Builder<?> builder, @Nullable Object deserialized) throws SerializationException {
+ if (deserialized == null) {
+ return;
+ }
+
+ ((ImmutableList.Builder) builder).add(deserialized);
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/PermissionConfigurationSerializer.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/PermissionConfigurationSerializer.java
new file mode 100644
index 0000000000000000000000000000000000000000..d1088e4b7fa5f8e689f23b150b83645ce1ae5a0e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/PermissionConfigurationSerializer.java
@@ -0,0 +1,56 @@
+package io.papermc.paper.plugin.provider.configuration.serializer;
+
+import io.papermc.paper.plugin.provider.configuration.type.PermissionConfiguration;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.serialize.SerializationException;
+import org.spongepowered.configurate.serialize.TypeSerializer;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class PermissionConfigurationSerializer {
+
+ public static final Serializer SERIALIZER = new Serializer();
+
+ private static final class Serializer implements TypeSerializer<PermissionConfiguration> {
+ private Serializer() {
+ super();
+ }
+
+ @Override
+ public PermissionConfiguration deserialize(Type type, ConfigurationNode node) throws SerializationException {
+ Map<?, ?> map = (Map<?, ?>) node.node("permissions").raw();
+
+ PermissionDefault permissionDefault;
+ ConfigurationNode permNode = node.node("defaultPerm");
+ if (permNode.virtual()) {
+ permissionDefault = PermissionDefault.OP;
+ } else {
+ permissionDefault = PermissionDefault.getByName(permNode.getString());
+ }
+
+ List<Permission> result = new ArrayList<>();
+ if (map != null) {
+ for (Map.Entry<?, ?> entry : map.entrySet()) {
+ try {
+ result.add(Permission.loadPermission(entry.getKey().toString(), (Map<?, ?>) entry.getValue(), permissionDefault, result));
+ } catch (Throwable ex) {
+ throw new SerializationException(null, "Error loading permission %s".formatted(entry.getKey()), ex);
+ }
+ }
+ }
+
+ return new PermissionConfiguration(permissionDefault, List.copyOf(result));
+ }
+
+ @Override
+ public void serialize(Type type, @org.checkerframework.checker.nullness.qual.Nullable PermissionConfiguration obj, ConfigurationNode node) throws SerializationException {
+
+ }
+
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/constraints/PluginConfigConstraints.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/constraints/PluginConfigConstraints.java
new file mode 100644
index 0000000000000000000000000000000000000000..a0109a388188b0808900405d334a40318ab16ec1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/serializer/constraints/PluginConfigConstraints.java
@@ -0,0 +1,86 @@
+package io.papermc.paper.plugin.provider.configuration.serializer.constraints;
+
+import io.papermc.paper.plugin.util.NamespaceChecker;
+import org.spongepowered.configurate.objectmapping.meta.Constraint;
+import org.spongepowered.configurate.serialize.SerializationException;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import java.lang.reflect.Type;
+import java.util.Locale;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+public final class PluginConfigConstraints {
+
+ public static final Set<String> RESERVED_KEYS = Set.of("bukkit", "minecraft", "mojang", "spigot", "paper");
+ public static final Set<String> VALID_PAPER_VERSIONS = Set.of("1.19");
+
+ @Documented
+ @Retention(RetentionPolicy.RUNTIME)
+ @Target(ElementType.FIELD)
+ public @interface PluginName {
+
+ final class Factory implements Constraint.Factory<PluginName, String> {
+
+ private static final Pattern VALID_NAME = Pattern.compile("^[A-Za-z\\d _.-]+$");
+
+ @Override
+ public Constraint<String> make(PluginName data, Type type) {
+ return value -> {
+ if (value != null) {
+ if (RESERVED_KEYS.contains(value.toLowerCase(Locale.ROOT))) {
+ throw new SerializationException("Restricted name, cannot use '%s' as a plugin name.".formatted(data));
+ } else if (value.indexOf(' ') != -1) {
+ // For legacy reasons, the space condition has a separate exception message.
+ throw new SerializationException("Restricted name, cannot use 0x20 (space character) in a plugin name.");
+ }
+
+ if (!VALID_NAME.matcher(value).matches()) {
+ throw new SerializationException("name '" + value + "' contains invalid characters.");
+ }
+ }
+ };
+ }
+ }
+ }
+
+ @Documented
+ @Retention(RetentionPolicy.RUNTIME)
+ @Target(ElementType.FIELD)
+ public @interface PluginNameSpace {
+
+ final class Factory implements Constraint.Factory<PluginNameSpace, String> {
+
+ @Override
+ public Constraint<String> make(PluginNameSpace data, Type type) {
+ return value -> {
+ if (value != null && !NamespaceChecker.isValidNameSpace(value)) {
+ throw new SerializationException("provided class '%s' is in an invalid namespace.".formatted(value));
+ }
+ };
+ }
+ }
+ }
+
+ @Documented
+ @Retention(RetentionPolicy.RUNTIME)
+ @Target(ElementType.FIELD)
+ public @interface PluginVersion {
+
+ final class Factory implements Constraint.Factory<PluginVersion, String> {
+
+ @Override
+ public Constraint<String> make(PluginVersion data, Type type) {
+ return value -> {
+ if (value != null && !VALID_PAPER_VERSIONS.contains(value)) {
+ throw new SerializationException("Provided plugin's version (%s) is not supported on this version.".formatted(value));
+ }
+ };
+ }
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/type/DependencyConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/DependencyConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..071bff3f988a4391be424bdf7e98a6c35e6cac67
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/DependencyConfiguration.java
@@ -0,0 +1,12 @@
+package io.papermc.paper.plugin.provider.configuration.type;
+
+import org.spongepowered.configurate.objectmapping.ConfigSerializable;
+import org.spongepowered.configurate.objectmapping.meta.Required;
+
+@ConfigSerializable
+public record DependencyConfiguration(
+ @Required String name,
+ boolean required,
+ boolean bootstrap
+) {
+}
2023-02-21 02:09:38 +01:00
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/type/LoadConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/LoadConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..4184e4232c59f15ef8bbc98f82f501fc524f37c7
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/LoadConfiguration.java
@@ -0,0 +1,11 @@
+package io.papermc.paper.plugin.provider.configuration.type;
+
+import org.spongepowered.configurate.objectmapping.ConfigSerializable;
+import org.spongepowered.configurate.objectmapping.meta.Required;
+
+@ConfigSerializable
+public record LoadConfiguration(
+ @Required String name,
+ boolean bootstrap
+) {
+}
2023-02-19 15:57:10 +01:00
diff --git a/src/main/java/io/papermc/paper/plugin/provider/configuration/type/PermissionConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/PermissionConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..a180612a1ec395202dbae1ca5b97ec01382097e4
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/configuration/type/PermissionConfiguration.java
@@ -0,0 +1,14 @@
+package io.papermc.paper.plugin.provider.configuration.type;
+
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.spongepowered.configurate.objectmapping.ConfigSerializable;
+
+import java.util.List;
+
+// Record components used for deserialization!!!!
+@ConfigSerializable
+public record PermissionConfiguration(
+ PermissionDefault defaultPerm,
+ List<Permission> permissions) {
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/source/DirectoryProviderSource.java b/src/main/java/io/papermc/paper/plugin/provider/source/DirectoryProviderSource.java
new file mode 100644
index 0000000000000000000000000000000000000000..1572c3942c850eb36df38cf06395bcafa24e18e0
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/source/DirectoryProviderSource.java
@@ -0,0 +1,40 @@
+package io.papermc.paper.plugin.provider.source;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+import org.slf4j.Logger;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.logging.Level;
+
+/**
+ * Loads all plugin providers in the given directory.
+ */
+public class DirectoryProviderSource extends FileProviderSource {
+
+ public static final DirectoryProviderSource INSTANCE = new DirectoryProviderSource();
+ private static final Logger LOGGER = LogUtils.getClassLogger();
2023-02-19 15:57:10 +01:00
+
+ public DirectoryProviderSource() {
+ super("File '%s'"::formatted);
2023-02-19 15:57:10 +01:00
+ }
+
+ @Override
+ public void registerProviders(EntrypointHandler entrypointHandler, Path context) throws Exception {
+ // Sym link happy, create file if missing.
+ if (!Files.isDirectory(context)) {
+ Files.createDirectories(context);
+ }
+
+ Files.walk(context, 1).filter(Files::isRegularFile).forEach((path) -> {
+ try {
+ super.registerProviders(entrypointHandler, path);
+ } catch (IllegalArgumentException ignored) {
+ // Ignore initial argument exceptions
+ } catch (Exception e) {
+ LOGGER.error("Error loading plugin: " + e.getMessage(), e);
+ }
+ });
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/source/FileProviderSource.java b/src/main/java/io/papermc/paper/plugin/provider/source/FileProviderSource.java
new file mode 100644
index 0000000000000000000000000000000000000000..3b1215fcfa1b9de42d8f946c4e2b4572e8834f8d
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/source/FileProviderSource.java
@@ -0,0 +1,157 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.provider.source;
+
+import io.papermc.paper.plugin.PluginInitializerManager;
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+import io.papermc.paper.plugin.provider.type.PluginFileType;
+import org.bukkit.plugin.InvalidPluginException;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.FileVisitResult;
+import java.nio.file.FileVisitor;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.util.Set;
+import java.util.function.Function;
+import java.util.jar.JarFile;
+
+/**
+ * Loads a plugin provider at the given plugin jar file path.
+ */
+public class FileProviderSource implements ProviderSource<Path> {
+
+ private final Function<Path, String> contextChecker;
+
+ public FileProviderSource(Function<Path, String> contextChecker) {
+ this.contextChecker = contextChecker;
+ }
+
+ @Override
+ public void registerProviders(EntrypointHandler entrypointHandler, Path context) throws Exception {
+ String source = this.contextChecker.apply(context);
+
+ if (Files.notExists(context)) {
+ throw new IllegalArgumentException(source + " does not exist, cannot load a plugin from it!");
+ }
+
+ if (!Files.isRegularFile(context)) {
+ throw new IllegalArgumentException(source + " is not a file, cannot load a plugin from it!");
+ }
+
+ if (!context.getFileName().toString().endsWith(".jar")) {
+ throw new IllegalArgumentException(source + " is not a jar file, cannot load a plugin from it!");
+ }
+
+ try {
+ context = this.checkUpdate(context);
2023-02-19 15:57:10 +01:00
+
+ JarFile file = new JarFile(context.toFile(), true, JarFile.OPEN_READ, JarFile.runtimeVersion());
+ PluginFileType<?, ?> type = PluginFileType.guessType(file);
2023-02-19 15:57:10 +01:00
+ if (type == null) {
+ throw new IllegalArgumentException(source + " is not a valid plugin file, cannot load a plugin from it!");
+ }
+
+ type.register(entrypointHandler, file, context);
+ } catch (Exception exception) {
+ throw new RuntimeException(source + " failed to load!", exception);
+ }
+ }
+
+ /**
+ * Replaces a plugin with a plugin of the same plugin name in the update folder.
+ *
+ * @param file
+ */
+ private Path checkUpdate(Path file) throws Exception {
+ PluginInitializerManager pluginSystem = PluginInitializerManager.instance();
+ Path updateDirectory = pluginSystem.pluginUpdatePath();
+ if (updateDirectory == null || !Files.isDirectory(updateDirectory)) {
2023-02-19 15:57:10 +01:00
+ return file;
+ }
+
+ try {
+ String pluginName = this.getPluginName(file);
+ UpdateFileVisitor visitor = new UpdateFileVisitor(pluginName);
+ Files.walkFileTree(updateDirectory, Set.of(), 1, visitor);
2023-02-19 15:57:10 +01:00
+ if (visitor.getValidPlugin() != null) {
+ Path updateLocation = visitor.getValidPlugin();
+
+ try {
+ Files.copy(updateLocation, file, StandardCopyOption.REPLACE_EXISTING);
+ } catch (IOException exception) {
+ throw new RuntimeException("Could not copy '" + updateLocation + "' to '" + file + "' in update plugin process", exception);
+ }
+
+ // Idk what this is about, TODO
+ File newName = new File(file.toFile().getParentFile(), updateLocation.toFile().getName());
+ file.toFile().renameTo(newName);
+ updateLocation.toFile().delete();
+ return newName.toPath();
2023-02-19 15:57:10 +01:00
+ }
+ } catch (Exception e) {
+ throw new InvalidPluginException(e);
+ }
+ return file;
+ }
+
+ private String getPluginName(Path path) throws Exception {
+ try (JarFile file = new JarFile(path.toFile())) {
+ PluginFileType<?, ?> type = PluginFileType.guessType(file);
+ if (type == null) {
+ throw new IllegalArgumentException(path + " is not a valid plugin file, cannot load a plugin from it!");
+ }
2023-02-19 15:57:10 +01:00
+
+ return type.getConfig(file).getName();
+ }
2023-02-19 15:57:10 +01:00
+ }
+
+ private class UpdateFileVisitor implements FileVisitor<Path> {
+
+ private final String targetName;
+ @Nullable
+ private Path validPlugin;
+
+ private UpdateFileVisitor(String targetName) {
+ this.targetName = targetName;
+ }
+
+ @Override
+ public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
+ return FileVisitResult.CONTINUE;
+ }
+
+ @Override
+ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
+ try {
+ String updatePluginName = FileProviderSource.this.getPluginName(file);
+ if (this.targetName.equals(updatePluginName)) {
+ this.validPlugin = file;
+ return FileVisitResult.TERMINATE;
+ }
+ } catch (Exception e) {
+ // We failed to load this data for some reason, so, we'll skip over this
+ }
+
+
+ return FileVisitResult.CONTINUE;
+ }
+
+ @Override
+ public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
+ return FileVisitResult.CONTINUE;
+ }
+
+ @Override
+ public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
+ return FileVisitResult.CONTINUE;
+ }
+
+ @Nullable
+ public Path getValidPlugin() {
+ return validPlugin;
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/source/PluginFlagProviderSource.java b/src/main/java/io/papermc/paper/plugin/provider/source/PluginFlagProviderSource.java
new file mode 100644
index 0000000000000000000000000000000000000000..205aec4017df65ab268835a8db1687438fba4e1a
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/source/PluginFlagProviderSource.java
@@ -0,0 +1,29 @@
+package io.papermc.paper.plugin.provider.source;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+import org.slf4j.Logger;
+
+import java.io.File;
+import java.util.List;
+
+/**
+ * Registers providers at the provided files in the add-plugin argument.
+ */
+public class PluginFlagProviderSource implements ProviderSource<List<File>> {
+
+ public static final PluginFlagProviderSource INSTANCE = new PluginFlagProviderSource();
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+ private final FileProviderSource providerSource = new FileProviderSource("File '%s' specified through 'add-plugin' argument"::formatted);
+
+ @Override
+ public void registerProviders(EntrypointHandler entrypointHandler, List<File> context) {
+ for (File file : context) {
+ try {
+ this.providerSource.registerProviders(entrypointHandler, file.toPath());
+ } catch (Exception e) {
+ LOGGER.error("Error loading plugin: " + e.getMessage(), e);
+ }
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/source/ProviderSource.java b/src/main/java/io/papermc/paper/plugin/provider/source/ProviderSource.java
new file mode 100644
index 0000000000000000000000000000000000000000..6d247819ee842eb054a74711a0e5805ac8f0498e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/source/ProviderSource.java
@@ -0,0 +1,14 @@
+package io.papermc.paper.plugin.provider.source;
+
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+
+/**
+ * A provider source is responsible for giving PluginTypes an EntrypointHandler for
+ * registering providers at.
+ *
+ * @param <C> context
+ */
+public interface ProviderSource<C> {
+
+ void registerProviders(EntrypointHandler entrypointHandler, C context) throws Throwable;
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/PluginFileType.java b/src/main/java/io/papermc/paper/plugin/provider/type/PluginFileType.java
new file mode 100644
index 0000000000000000000000000000000000000000..22c25dc6fdfd336f5074fa52c3a4e8128d433ccc
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/PluginFileType.java
@@ -0,0 +1,77 @@
+package io.papermc.paper.plugin.provider.type;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.Entrypoint;
+import io.papermc.paper.plugin.entrypoint.EntrypointHandler;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
+import io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.jetbrains.annotations.Nullable;
+
+import java.nio.file.Path;
+import java.util.List;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+/**
+ * This is where spigot/paper plugins are registered.
+ * This will get the jar and find a certain config file, create an object
+ * then registering it into a {@link EntrypointHandler} at a certain {@link Entrypoint}.
+ */
+public abstract class PluginFileType<T, C extends PluginMeta> {
+
+ public static final PluginFileType<PaperPluginParent, PaperPluginMeta> PAPER = new PluginFileType<>("paper-plugin.yml", PaperPluginParent.FACTORY) {
+ @Override
+ protected void register(EntrypointHandler entrypointHandler, PaperPluginParent parent) {
+ PaperPluginParent.PaperBootstrapProvider bootstrapPluginProvider = null;
+ if (parent.shouldCreateBootstrap()) {
+ bootstrapPluginProvider = parent.createBootstrapProvider();
+ entrypointHandler.register(Entrypoint.BOOTSTRAPPER, bootstrapPluginProvider);
+ }
+
+ entrypointHandler.register(Entrypoint.PLUGIN, parent.createPluginProvider(bootstrapPluginProvider));
+ }
+ };
+ public static final PluginFileType<SpigotPluginProvider, PluginDescriptionFile> SPIGOT = new PluginFileType<>("plugin.yml", SpigotPluginProvider.FACTORY) {
+ @Override
+ protected void register(EntrypointHandler entrypointHandler, SpigotPluginProvider provider) {
+ entrypointHandler.register(Entrypoint.PLUGIN, provider);
+ }
+ };
+
+ private static final List<PluginFileType<?, ?>> VALUES = List.of(PAPER, SPIGOT);
+
+ private final String config;
+ private final PluginTypeFactory<T, C> factory;
+
+ PluginFileType(String config, PluginTypeFactory<T, C> factory) {
+ this.config = config;
+ this.factory = factory;
+ }
+
+ @Nullable
+ public static PluginFileType<?, ?> guessType(JarFile file) {
+ for (PluginFileType<?, ?> type : VALUES) {
+ JarEntry entry = file.getJarEntry(type.config);
+ if (entry != null) {
+ return type;
+ }
+ }
+
+ return null;
+ }
+
+ public T register(EntrypointHandler entrypointHandler, JarFile file, Path context) throws Exception {
+ C config = this.getConfig(file);
+ T provider = this.factory.build(file, config, context);
+ this.register(entrypointHandler, provider);
+ return provider;
+ }
+
+ public C getConfig(JarFile file) throws Exception {
+ return this.factory.create(file, file.getJarEntry(this.config));
+ }
+
+ protected abstract void register(EntrypointHandler entrypointHandler, T provider);
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/PluginTypeFactory.java b/src/main/java/io/papermc/paper/plugin/provider/type/PluginTypeFactory.java
new file mode 100644
index 0000000000000000000000000000000000000000..32f230d66f6953520b59ccbf3079c5a6242ca92c
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/PluginTypeFactory.java
@@ -0,0 +1,21 @@
+package io.papermc.paper.plugin.provider.type;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+
+import java.nio.file.Path;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+/**
+ * A plugin type factory is responsible for building an object
+ * and config for a certain plugin type.
+ *
+ * @param <T> plugin provider type (may not be a plugin provider)
+ * @param <C> config type
+ */
+public interface PluginTypeFactory<T, C extends PluginMeta> {
+
+ T build(JarFile file, C configuration, Path source) throws Exception;
+
+ C create(JarFile file, JarEntry config) throws Exception;
+}
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diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperBootstrapOrderConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperBootstrapOrderConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..362feffd88e117c0fb93ffeddafe8334275f0d95
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperBootstrapOrderConfiguration.java
@@ -0,0 +1,47 @@
+package io.papermc.paper.plugin.provider.type.paper;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.configuration.type.LoadConfiguration;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PaperBootstrapOrderConfiguration implements LoadOrderConfiguration {
+
+ private final PaperPluginMeta paperPluginMeta;
+ private final List<String> loadBefore = new ArrayList<>();
+ private final List<String> loadAfter = new ArrayList<>();
+
+ public PaperBootstrapOrderConfiguration(PaperPluginMeta paperPluginMeta) {
+ this.paperPluginMeta = paperPluginMeta;
+
+ for (LoadConfiguration configuration : paperPluginMeta.getLoadAfter()) {
+ if (configuration.bootstrap()) {
+ this.loadAfter.add(configuration.name());
+ }
+ }
+ for (LoadConfiguration configuration : paperPluginMeta.getLoadBefore()) {
+ if (configuration.bootstrap()) {
+ this.loadBefore.add(configuration.name());
+ }
+ }
+ }
+
+ @Override
+ public @NotNull List<String> getLoadBefore() {
+ return this.loadBefore;
+ }
+
+ @Override
+ public @NotNull List<String> getLoadAfter() {
+ return this.loadAfter;
+ }
+
+ @Override
+ public @NotNull PluginMeta getMeta() {
+ return this.paperPluginMeta;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperLoadOrderConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperLoadOrderConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..b7e8a5ba375a558e0442aa9facf96954a9bb135f
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperLoadOrderConfiguration.java
@@ -0,0 +1,44 @@
+package io.papermc.paper.plugin.provider.type.paper;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+public class PaperLoadOrderConfiguration implements LoadOrderConfiguration {
+
+ private final PaperPluginMeta meta;
+ private final List<String> loadBefore;
+ private final List<String> loadAfter;
+
+ public PaperLoadOrderConfiguration(PaperPluginMeta meta) {
+ this.meta = meta;
+
+ this.loadBefore = this.meta.getLoadBeforePlugins();
+ this.loadAfter = this.meta.getLoadAfterPlugins();
+ }
+
+ @Override
+ public @NotNull List<String> getLoadBefore() {
+ return this.loadBefore;
+ }
+
+ @Override
+ public @NotNull List<String> getLoadAfter() {
+ return this.loadAfter;
+ }
+
+ @Override
+ public @NotNull PluginMeta getMeta() {
+ return this.meta;
+ }
+}
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diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginParent.java b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginParent.java
new file mode 100644
index 0000000000000000000000000000000000000000..016c5af192948a3908f77aa6e3e6db1ce31c78ad
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginParent.java
@@ -0,0 +1,257 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.provider.type.paper;
+
+import com.destroystokyo.paper.util.SneakyThrow;
+import io.papermc.paper.plugin.bootstrap.PluginProviderContext;
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+import io.papermc.paper.plugin.entrypoint.dependency.DependencyUtil;
+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import io.papermc.paper.plugin.provider.configuration.type.DependencyConfiguration;
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+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyContextHolder;
+import io.papermc.paper.plugin.bootstrap.PluginBootstrap;
+import io.papermc.paper.plugin.entrypoint.classloader.PaperPluginClassLoader;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.ProviderStatus;
+import io.papermc.paper.plugin.provider.ProviderStatusHolder;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.type.PluginTypeFactory;
+import io.papermc.paper.plugin.provider.util.ProviderUtil;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
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+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.nio.file.Path;
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+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
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+import java.util.jar.JarFile;
+
+public class PaperPluginParent {
+
+ public static final PluginTypeFactory<PaperPluginParent, PaperPluginMeta> FACTORY = new PaperPluginProviderFactory();
+ private final Path path;
+ private final JarFile jarFile;
+ private final PaperPluginMeta description;
+ private final PaperPluginClassLoader classLoader;
+ private final PluginProviderContext context;
+ private final ComponentLogger logger;
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+
+ public PaperPluginParent(Path path, JarFile jarFile, PaperPluginMeta description, PaperPluginClassLoader classLoader, PluginProviderContext context) {
+ this.path = path;
+ this.jarFile = jarFile;
+ this.description = description;
+ this.classLoader = classLoader;
+ this.context = context;
+ this.logger = context.getLogger();
+ }
+
+ public boolean shouldCreateBootstrap() {
+ return this.description.getBootstrapper() != null;
+ }
+
+ public PaperBootstrapProvider createBootstrapProvider() {
+ return new PaperBootstrapProvider();
+ }
+
+ public PaperServerPluginProvider createPluginProvider(PaperBootstrapProvider provider) {
+ return new PaperServerPluginProvider(provider);
+ }
+
+ public class PaperBootstrapProvider implements PluginProvider<PluginBootstrap>, ProviderStatusHolder, DependencyContextHolder {
+
+ private ProviderStatus status;
+ private PluginBootstrap lastProvided;
+
+ @Override
+ public @NotNull Path getSource() {
+ return PaperPluginParent.this.path;
+ }
+
+ @Override
+ public JarFile file() {
+ return PaperPluginParent.this.jarFile;
+ }
+
+ @Override
+ public PluginBootstrap createInstance() {
+ PluginBootstrap bootstrap = ProviderUtil.loadClass(PaperPluginParent.this.description.getBootstrapper(),
+ PluginBootstrap.class, PaperPluginParent.this.classLoader, () -> this.status = ProviderStatus.ERRORED);
+ this.status = ProviderStatus.INITIALIZED;
+ this.lastProvided = bootstrap;
+ return bootstrap;
+ }
+
+ @Override
+ public PaperPluginMeta getMeta() {
+ return PaperPluginParent.this.description;
+ }
+
+ @Override
+ public ComponentLogger getLogger() {
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+ return PaperPluginParent.this.logger;
+ }
+
+ @Override
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+ public LoadOrderConfiguration createConfiguration(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return new PaperBootstrapOrderConfiguration(PaperPluginParent.this.description);
+ }
+
+ @Override
+ public List<String> validateDependencies(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ List<String> missingDependencies = new ArrayList<>();
+ for (DependencyConfiguration configuration : this.getMeta().getDependencies()) {
+ String dependency = configuration.name();
+ if (configuration.required() && configuration.bootstrap() && !toLoad.containsKey(dependency)) {
+ missingDependencies.add(dependency);
+ }
+ }
+
+ return missingDependencies;
+ }
+
+ @Override
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+ public ProviderStatus getLastProvidedStatus() {
+ return this.status;
+ }
+
+ @Override
+ public void setStatus(ProviderStatus status) {
+ this.status = status;
+ }
+
+ public PluginBootstrap getLastProvided() {
+ return this.lastProvided;
+ }
+
+ @Override
+ public void setContext(DependencyContext context) {
+ PaperPluginParent.this.classLoader.refreshClassloaderDependencyTree(context);
+ }
+
+ @Override
+ public String toString() {
+ return "PaperBootstrapProvider{" +
+ "parent=" + PaperPluginParent.this +
+ "status=" + status +
+ ", lastProvided=" + lastProvided +
+ '}';
+ }
+ }
+
+ public class PaperServerPluginProvider implements PluginProvider<JavaPlugin>, ProviderStatusHolder, DependencyContextHolder {
+
+ private final PaperBootstrapProvider bootstrapProvider;
+
+ private ProviderStatus status;
+
+ PaperServerPluginProvider(PaperBootstrapProvider bootstrapProvider) {
+ this.bootstrapProvider = bootstrapProvider;
+ }
+
+ @Override
+ public @NotNull Path getSource() {
+ return PaperPluginParent.this.path;
+ }
+
+ @Override
+ public JarFile file() {
+ return PaperPluginParent.this.jarFile;
+ }
+
+ @Override
+ public JavaPlugin createInstance() {
+ PluginBootstrap bootstrap = null;
+ if (this.bootstrapProvider != null && this.bootstrapProvider.getLastProvided() != null) {
+ bootstrap = this.bootstrapProvider.getLastProvided();
+ }
+
+ try {
+ JavaPlugin plugin;
+ if (bootstrap == null) {
+ plugin = ProviderUtil.loadClass(PaperPluginParent.this.description.getMainClass(), JavaPlugin.class, PaperPluginParent.this.classLoader);
+ } else {
+ plugin = bootstrap.createPlugin(PaperPluginParent.this.context);
+ }
+
+ if (!plugin.getClass().isAssignableFrom(Class.forName(PaperPluginParent.this.description.getMainClass(), true, plugin.getClass().getClassLoader()))) {
+ logger.info("Bootstrap of plugin " + PaperPluginParent.this.description.getName() + " provided a plugin instance of class " + plugin.getClass().getName() + " which does not match the plugin declared main class");
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+ }
+
+ this.status = ProviderStatus.INITIALIZED;
+ return plugin;
+ } catch (Throwable throwable) {
+ this.status = ProviderStatus.ERRORED;
+ SneakyThrow.sneaky(throwable);
+ }
+
+ throw new AssertionError(); // Impossible
+ }
+
+ @Override
+ public PaperPluginMeta getMeta() {
+ return PaperPluginParent.this.description;
+ }
+
+ @Override
+ public ComponentLogger getLogger() {
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+ return PaperPluginParent.this.logger;
+ }
+
+ @Override
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+ public LoadOrderConfiguration createConfiguration(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return new PaperLoadOrderConfiguration(PaperPluginParent.this.description);
+ }
+
+ @Override
+ public List<String> validateDependencies(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return DependencyUtil.validateSimple(this.getMeta(), toLoad);
+ }
+
+ @Override
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+ public ProviderStatus getLastProvidedStatus() {
+ return this.status;
+ }
+
+ @Override
+ public void setStatus(ProviderStatus status) {
+ this.status = status;
+ }
+
+ public boolean shouldSkipCreation() {
+ if (this.bootstrapProvider == null) {
+ return false;
+ }
+
+ return this.bootstrapProvider.getLastProvidedStatus() == ProviderStatus.ERRORED;
+ }
+
+ /*
+ The plugin has to reuse the classloader in order to share the bootstrapper.
+ However, a plugin may have totally separate dependencies during bootstrapping.
+ This is a bit yuck, but in general we have to treat bootstrapping and normal game as connected.
+ */
+ @Override
+ public void setContext(DependencyContext context) {
+ PaperPluginParent.this.classLoader.refreshClassloaderDependencyTree(context);
+ }
+
+ @Override
+ public String toString() {
+ return "PaperServerPluginProvider{" +
+ "parent=" + PaperPluginParent.this +
+ "bootstrapProvider=" + bootstrapProvider +
+ ", status=" + status +
+ '}';
+ }
+ }
+
+
+ @Override
+ public String toString() {
+ return "PaperPluginParent{" +
+ "path=" + path +
+ ", jarFile=" + jarFile +
+ ", description=" + description +
+ ", classLoader=" + classLoader +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginProviderFactory.java b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginProviderFactory.java
new file mode 100644
index 0000000000000000000000000000000000000000..1ba051931d3ce6ac0bef559911e4453044266aab
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/paper/PaperPluginProviderFactory.java
@@ -0,0 +1,56 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin.provider.type.paper;
+
+import com.destroystokyo.paper.utils.PaperPluginLogger;
+import io.papermc.paper.plugin.bootstrap.PluginProviderContext;
+import io.papermc.paper.plugin.bootstrap.PluginProviderContextImpl;
+import io.papermc.paper.plugin.entrypoint.classloader.PaperPluginClassLoader;
+import io.papermc.paper.plugin.entrypoint.classloader.PaperSimplePluginClassLoader;
+import io.papermc.paper.plugin.loader.PaperClasspathBuilder;
+import io.papermc.paper.plugin.loader.PluginLoader;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.type.PluginTypeFactory;
+import io.papermc.paper.plugin.provider.util.ProviderUtil;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.Path;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+import java.util.logging.Logger;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
2023-02-19 15:57:10 +01:00
+
+class PaperPluginProviderFactory implements PluginTypeFactory<PaperPluginParent, PaperPluginMeta> {
+
+ @Override
+ public PaperPluginParent build(JarFile file, PaperPluginMeta configuration, Path source) throws Exception {
+ Logger jul = PaperPluginLogger.getLogger(configuration);
+ ComponentLogger logger = ComponentLogger.logger(jul.getName());
+ PluginProviderContext context = PluginProviderContextImpl.of(configuration, logger, source);
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+
+ PaperClasspathBuilder builder = new PaperClasspathBuilder(context);
+
+ if (configuration.getLoader() != null) {
+ try (
+ PaperSimplePluginClassLoader simplePluginClassLoader = new PaperSimplePluginClassLoader(source, file, configuration, this.getClass().getClassLoader())
+ ) {
+ PluginLoader loader = ProviderUtil.loadClass(configuration.getLoader(), PluginLoader.class, simplePluginClassLoader);
+ loader.classloader(builder);
+ } catch (IOException e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ PaperPluginClassLoader classLoader = builder.buildClassLoader(jul, source, file, configuration);
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+ return new PaperPluginParent(source, file, configuration, classLoader, context);
+ }
+
+ @Override
+ public PaperPluginMeta create(JarFile file, JarEntry config) throws Exception {
+ PaperPluginMeta configuration;
+ try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(file.getInputStream(config)))) {
+ configuration = PaperPluginMeta.create(bufferedReader);
+ }
+ return configuration;
+ }
+}
2023-02-21 02:09:38 +01:00
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotLoadOrderConfiguration.java b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotLoadOrderConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..b2a6544e321fa61c58bdf5684231de1020884fcc
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotLoadOrderConfiguration.java
@@ -0,0 +1,72 @@
+package io.papermc.paper.plugin.provider.type.spigot;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class SpigotLoadOrderConfiguration implements LoadOrderConfiguration {
+
+ private final PluginDescriptionFile meta;
+ private final List<String> loadBefore;
+ private final List<String> loadAfter;
+
+ public SpigotLoadOrderConfiguration(SpigotPluginProvider spigotPluginProvider, Map<String, PluginProvider<?>> toLoad) {
+ this.meta = spigotPluginProvider.getMeta();
+
+ this.loadBefore = meta.getLoadBeforePlugins();
+ this.loadAfter = new ArrayList<>();
+ this.loadAfter.addAll(meta.getDepend());
+ this.loadAfter.addAll(meta.getSoftDepend());
+
+ // First: Remove as load after IF already in loadbefore
+ // Some plugins would put a plugin both in depends and in loadbefore,
+ // so in this case, we just ignore the effects of depend.
+ for (String loadBefore : this.loadBefore) {
+ this.loadAfter.remove(loadBefore);
+ }
+
+ // Second: Do a basic check to see if any other dependencies refer back to this plugin.
+ Iterator<String> iterators = this.loadAfter.iterator();
+ while (iterators.hasNext()) {
+ String loadAfter = iterators.next();
+ PluginProvider<?> provider = toLoad.get(loadAfter);
+ if (provider != null) {
+ PluginMeta configuration = provider.getMeta();
+ // Does a configuration refer back to this plugin?
+ Set<String> dependencies = new HashSet<>();
+ dependencies.addAll(configuration.getPluginDependencies());
+ dependencies.addAll(configuration.getPluginSoftDependencies());
+
+ if (configuration.getName().equals(this.meta.getName()) || dependencies.contains(this.meta.getName())) {
+ iterators.remove(); // Let the other config deal with it
+ }
+ }
+ }
+
+ }
+
+ @Override
+ public @NotNull List<String> getLoadBefore() {
+ return this.loadBefore;
+ }
+
+ @Override
+ public @NotNull List<String> getLoadAfter() {
+ return this.loadAfter;
+ }
+
+ @Override
+ public @NotNull PluginMeta getMeta() {
+ return this.meta;
+ }
+}
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diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProvider.java b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProvider.java
new file mode 100644
index 0000000000000000000000000000000000000000..d5db789074ca5a9e005c26a221ee3879252b3d6c
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProvider.java
@@ -0,0 +1,190 @@
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+package io.papermc.paper.plugin.provider.type.spigot;
+
+import com.destroystokyo.paper.util.SneakyThrow;
+import com.destroystokyo.paper.utils.PaperPluginLogger;
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+import io.papermc.paper.plugin.entrypoint.dependency.DependencyUtil;
+import io.papermc.paper.plugin.manager.PaperPluginManagerImpl;
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+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
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+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyContextHolder;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.ProviderStatus;
+import io.papermc.paper.plugin.provider.ProviderStatusHolder;
+import io.papermc.paper.plugin.provider.type.PluginTypeFactory;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
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+import org.bukkit.Bukkit;
+import org.bukkit.Server;
+import org.bukkit.plugin.InvalidPluginException;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.UnknownDependencyException;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.plugin.java.LibraryLoader;
+import org.bukkit.plugin.java.PluginClassLoader;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.util.HashSet;
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+import java.util.List;
+import java.util.Map;
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+import java.util.Set;
+import java.util.jar.JarFile;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+public class SpigotPluginProvider implements PluginProvider<JavaPlugin>, ProviderStatusHolder, DependencyContextHolder {
+
+ public static final PluginTypeFactory<SpigotPluginProvider, PluginDescriptionFile> FACTORY = new SpigotPluginProviderFactory();
+ private static final LibraryLoader LIBRARY_LOADER = new LibraryLoader(Logger.getLogger("SpigotLibraryLoader"));
+ private final Path path;
+ private final PluginDescriptionFile description;
+ private final JarFile jarFile;
+ private final Logger logger;
+ private final ComponentLogger componentLogger;
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+ private ProviderStatus status;
+ private DependencyContext dependencyContext;
+
+ SpigotPluginProvider(Path path, JarFile file, PluginDescriptionFile description) {
+ this.path = path;
+ this.jarFile = file;
+ this.description = description;
+ this.logger = PaperPluginLogger.getLogger(description);
+ this.componentLogger = ComponentLogger.logger(this.logger.getName());
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+ }
+
+ @Override
+ public @NotNull Path getSource() {
+ return this.path;
+ }
+
+ @Override
+ public JarFile file() {
+ return this.jarFile;
+ }
+
+ @Override
+ public JavaPlugin createInstance() {
+ Server server = Bukkit.getServer();
+ try {
+
+ final File parentFile = server.getPluginsFolder(); // Paper
+ final File dataFolder = new File(parentFile, this.description.getName());
+ @SuppressWarnings("deprecation") final File oldDataFolder = new File(parentFile, this.description.getRawName());
+
+ // Found old data folder
+ if (dataFolder.equals(oldDataFolder)) {
+ // They are equal -- nothing needs to be done!
+ } else if (dataFolder.isDirectory() && oldDataFolder.isDirectory()) {
+ server.getLogger().warning(String.format(
+ "While loading %s (%s) found old-data folder: `%s' next to the new one `%s'",
+ this.description.getFullName(),
+ this.path,
+ oldDataFolder,
+ dataFolder
+ ));
+ } else if (oldDataFolder.isDirectory() && !dataFolder.exists()) {
+ if (!oldDataFolder.renameTo(dataFolder)) {
+ throw new InvalidPluginException("Unable to rename old data folder: `" + oldDataFolder + "' to: `" + dataFolder + "'");
+ }
+ server.getLogger().log(Level.INFO, String.format(
+ "While loading %s (%s) renamed data folder: `%s' to `%s'",
+ this.description.getFullName(),
+ this.path,
+ oldDataFolder,
+ dataFolder
+ ));
+ }
+
+ if (dataFolder.exists() && !dataFolder.isDirectory()) {
+ throw new InvalidPluginException(String.format(
+ "Projected datafolder: `%s' for %s (%s) exists and is not a directory",
+ dataFolder,
+ this.description.getFullName(),
+ this.path
+ ));
+ }
+
+ Set<String> missingHardDependencies = new HashSet<>(this.description.getDepend().size()); // Paper - list all missing hard depends
+ for (final String pluginName : this.description.getDepend()) {
+ if (!this.dependencyContext.hasDependency(pluginName)) {
+ missingHardDependencies.add(pluginName); // Paper - list all missing hard depends
+ }
+ }
+ // Paper start - list all missing hard depends
+ if (!missingHardDependencies.isEmpty()) {
+ throw new UnknownDependencyException(missingHardDependencies, this.description.getFullName());
+ }
+ // Paper end
+
+ server.getUnsafe().checkSupported(this.description);
+
+ final PluginClassLoader loader;
+ try {
+ loader = new PluginClassLoader(this.getClass().getClassLoader(), this.description, dataFolder, this.path.toFile(), LIBRARY_LOADER.createLoader(this.description), this.jarFile, this.dependencyContext); // Paper
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+ } catch (InvalidPluginException ex) {
+ throw ex;
+ } catch (Throwable ex) {
+ throw new InvalidPluginException(ex);
+ }
+
+ // Override dependency context.
+ // We must provide a temporary context in order to properly handle dependencies on the plugin classloader constructor.
+ loader.dependencyContext = PaperPluginManagerImpl.getInstance();
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+
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+
+ this.status = ProviderStatus.INITIALIZED;
+ return loader.getPlugin();
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+ } catch (Throwable ex) {
+ this.status = ProviderStatus.ERRORED;
+ SneakyThrow.sneaky(ex);
+ }
+
+ throw new AssertionError(); // Shouldn't happen
+ }
+
+ @Override
+ public PluginDescriptionFile getMeta() {
+ return this.description;
+ }
+
+ @Override
+ public ComponentLogger getLogger() {
+ return this.componentLogger;
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+ }
+
+ @Override
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+ public LoadOrderConfiguration createConfiguration(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return new SpigotLoadOrderConfiguration(this, toLoad);
+ }
+
+ @Override
+ public List<String> validateDependencies(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return DependencyUtil.validateSimple(this.getMeta(), toLoad);
+ }
+
+ @Override
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+ public ProviderStatus getLastProvidedStatus() {
+ return this.status;
+ }
+
+ @Override
+ public void setStatus(ProviderStatus status) {
+ this.status = status;
+ }
+
+ @Override
+ public void setContext(DependencyContext context) {
+ this.dependencyContext = context;
+ }
+
+ @Override
+ public String toString() {
+ return "SpigotPluginProvider{" +
+ "path=" + path +
+ ", description=" + description +
+ ", jarFile=" + jarFile +
+ ", status=" + status +
+ ", dependencyContext=" + dependencyContext +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProviderFactory.java b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProviderFactory.java
new file mode 100644
index 0000000000000000000000000000000000000000..14ed05945ba5bfeb2b539d4786278b0e04130404
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/provider/type/spigot/SpigotPluginProviderFactory.java
@@ -0,0 +1,45 @@
+package io.papermc.paper.plugin.provider.type.spigot;
+
+import io.papermc.paper.plugin.provider.configuration.serializer.constraints.PluginConfigConstraints;
+import io.papermc.paper.plugin.provider.type.PluginTypeFactory;
+import org.bukkit.plugin.InvalidDescriptionException;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.yaml.snakeyaml.error.YAMLException;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Path;
+import java.util.Locale;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+class SpigotPluginProviderFactory implements PluginTypeFactory<SpigotPluginProvider, PluginDescriptionFile> {
+
+ @Override
+ public SpigotPluginProvider build(JarFile file, PluginDescriptionFile configuration, Path source) throws Exception {
+ // Copied from SimplePluginManager#loadPlugins
+ // Spigot doesn't validate the name when the config is created, and instead when the plugin is loaded.
+ // Paper plugin configuration will do these checks in config serializer instead of when this is created.
+ String name = configuration.getRawName();
+ if (PluginConfigConstraints.RESERVED_KEYS.contains(name.toLowerCase(Locale.ROOT))) {
+ throw new InvalidDescriptionException("Restricted name, cannot use %s as a plugin name.".formatted(name));
+ } else if (name.indexOf(' ') != -1) {
+ throw new InvalidDescriptionException("Restricted name, cannot use 0x20 (space character) in a plugin name.");
+ }
+
+ return new SpigotPluginProvider(source, file, configuration);
+ }
+
+ @Override
+ public PluginDescriptionFile create(JarFile file, JarEntry config) throws Exception {
+ PluginDescriptionFile descriptionFile;
+ try (InputStream inputStream = file.getInputStream(config)) {
+ descriptionFile = new PluginDescriptionFile(inputStream);
+ } catch (IOException | YAMLException ex) {
+ throw new InvalidDescriptionException(ex);
+ }
+
+ return descriptionFile;
+ }
+}
+
diff --git a/src/main/java/io/papermc/paper/plugin/storage/BootstrapProviderStorage.java b/src/main/java/io/papermc/paper/plugin/storage/BootstrapProviderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..2851c22ed74792bf7b60139c46776407e5163463
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/BootstrapProviderStorage.java
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@@ -0,0 +1,57 @@
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+package io.papermc.paper.plugin.storage;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.PluginInitializerManager;
+import io.papermc.paper.plugin.bootstrap.PluginBootstrap;
+import io.papermc.paper.plugin.bootstrap.PluginProviderContext;
+import io.papermc.paper.plugin.bootstrap.PluginProviderContextImpl;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyContextHolder;
+import io.papermc.paper.plugin.entrypoint.strategy.ModernPluginLoadingStrategy;
+import io.papermc.paper.plugin.entrypoint.strategy.PluginGraphCycleException;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderConfiguration;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.ProviderStatus;
+import io.papermc.paper.plugin.provider.ProviderStatusHolder;
+import io.papermc.paper.plugin.provider.configuration.PaperPluginMeta;
+import io.papermc.paper.plugin.provider.configuration.type.DependencyConfiguration;
+import org.slf4j.Logger;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class BootstrapProviderStorage extends SimpleProviderStorage<PluginBootstrap> {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+
+ public BootstrapProviderStorage() {
+ super(new ModernPluginLoadingStrategy<>(new ProviderConfiguration<>() {
+ @Override
+ public void applyContext(PluginProvider<PluginBootstrap> provider, DependencyContext dependencyContext) {
+ if (provider instanceof DependencyContextHolder contextHolder) {
+ contextHolder.setContext(dependencyContext);
+ }
+ }
+
+ @Override
+ public boolean load(PluginProvider<PluginBootstrap> provider, PluginBootstrap provided) {
+ try {
+ PluginProviderContext context = PluginProviderContextImpl.of(provider, PluginInitializerManager.instance().pluginDirectoryPath());
+ provided.bootstrap(context);
+ return true;
+ } catch (Exception e) {
+ LOGGER.error("Failed to run bootstrapper for %s. This plugin will not be loaded.".formatted(provider.getSource()), e);
+ if (provider instanceof ProviderStatusHolder statusHolder) {
+ statusHolder.setStatus(ProviderStatus.ERRORED);
+ }
+ return false;
+ }
+ }
+ }));
+ }
+
+ @Override
+ public String toString() {
+ return "BOOTSTRAP:" + super.toString();
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/storage/ConfiguredProviderStorage.java b/src/main/java/io/papermc/paper/plugin/storage/ConfiguredProviderStorage.java
new file mode 100644
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index 0000000000000000000000000000000000000000..c49fd0d21f5c591fb2076ac87f158bca1a8e12b1
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/ConfiguredProviderStorage.java
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@@ -0,0 +1,17 @@
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+package io.papermc.paper.plugin.storage;
+
+import io.papermc.paper.plugin.entrypoint.strategy.LegacyPluginLoadingStrategy;
+import io.papermc.paper.plugin.entrypoint.strategy.ModernPluginLoadingStrategy;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderConfiguration;
+
+public abstract class ConfiguredProviderStorage<T> extends SimpleProviderStorage<T> {
+
+ public static final boolean LEGACY_PLUGIN_LOADING = Boolean.getBoolean("paper.useLegacyPluginLoading");
+
+ protected ConfiguredProviderStorage(ProviderConfiguration<T> onLoad) {
+ // This doesn't work with reloading.
+ // Should we care?
+ super(LEGACY_PLUGIN_LOADING ? new LegacyPluginLoadingStrategy<>(onLoad) : new ModernPluginLoadingStrategy<>(onLoad));
+ }
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/storage/ProviderStorage.java b/src/main/java/io/papermc/paper/plugin/storage/ProviderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..374e7d3d69fc8603ecf54999f173123d3a9fbf6e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/ProviderStorage.java
@@ -0,0 +1,18 @@
+package io.papermc.paper.plugin.storage;
+
+import io.papermc.paper.plugin.provider.PluginProvider;
+
+/**
+ * A provider storage is meant to be a singleton that stores providers.
+ *
+ * @param <T> provider type
+ */
+public interface ProviderStorage<T> {
+
+ void register(PluginProvider<T> provider);
+
+ void enter();
+
+ Iterable<PluginProvider<T>> getRegisteredProviders();
+
+}
diff --git a/src/main/java/io/papermc/paper/plugin/storage/ServerPluginProviderStorage.java b/src/main/java/io/papermc/paper/plugin/storage/ServerPluginProviderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..cb9b13522a976b82bcb71cef486f11f4172e3e99
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/ServerPluginProviderStorage.java
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@@ -0,0 +1,70 @@
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+package io.papermc.paper.plugin.storage;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyContextHolder;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderConfiguration;
+import io.papermc.paper.plugin.manager.PaperPluginManagerImpl;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import io.papermc.paper.plugin.provider.ProviderStatus;
+import io.papermc.paper.plugin.provider.ProviderStatusHolder;
+import io.papermc.paper.plugin.provider.type.paper.PaperPluginParent;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.slf4j.Logger;
+
+import java.util.List;
+
+public class ServerPluginProviderStorage extends ConfiguredProviderStorage<JavaPlugin> {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+
+ public ServerPluginProviderStorage() {
+ super(new ProviderConfiguration<>() {
+ @Override
+ public void applyContext(PluginProvider<JavaPlugin> provider, DependencyContext dependencyContext) {
+ Plugin alreadyLoadedPlugin = PaperPluginManagerImpl.getInstance().getPlugin(provider.getMeta().getName());
+ if (alreadyLoadedPlugin != null) {
+ throw new IllegalStateException("Provider " + provider + " attempted to add duplicate plugin identifier " + alreadyLoadedPlugin + " THIS WILL CREATE BUGS!!!");
+ }
+
+ if (provider instanceof DependencyContextHolder contextHolder) {
+ contextHolder.setContext(dependencyContext);
+ }
+ }
+
+ @Override
+ public boolean load(PluginProvider<JavaPlugin> provider, JavaPlugin provided) {
+ // Add it to the map here, we have to run the actual loading logic later.
+ PaperPluginManagerImpl.getInstance().loadPlugin(provided);
+ return true;
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+ }
+ });
+ }
+
+ @Override
+ protected void filterLoadingProviders(List<PluginProvider<JavaPlugin>> pluginProviders) {
+ /*
+ Have to do this to prevent loading plugin providers that have failed initializers.
+ This is a hack and a better solution here would be to store failed plugin providers elsewhere.
+ */
+ pluginProviders.removeIf((provider) -> (provider instanceof PaperPluginParent.PaperServerPluginProvider pluginProvider && pluginProvider.shouldSkipCreation()));
+ }
+
+ // We need to call the load methods AFTER all plugins are constructed
+ @Override
+ public void processProvided(PluginProvider<JavaPlugin> provider, JavaPlugin provided) {
+ try {
+ provided.getLogger().info(String.format("Loading server plugin %s", provided.getPluginMeta().getDisplayName()));
+ provided.onLoad();
+ } catch (Throwable ex) {
+ // Don't mark that provider as ERRORED, as this apparently still needs to run the onEnable logic.
+ provided.getSLF4JLogger().error("Error initializing plugin '%s' in folder '%s' (Is it up to date?)".formatted(provider.getFileName(), provider.getParentSource()), ex);
+ }
+ }
+
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+ @Override
+ public String toString() {
+ return "PLUGIN:" + super.toString();
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/storage/SimpleProviderStorage.java b/src/main/java/io/papermc/paper/plugin/storage/SimpleProviderStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..9abfc8778614f7bc4da32a27c7f4964caff05c63
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/SimpleProviderStorage.java
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@@ -0,0 +1,85 @@
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+package io.papermc.paper.plugin.storage;
+
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+import com.mojang.logging.LogUtils;
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+import io.papermc.paper.plugin.entrypoint.strategy.PluginGraphCycleException;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderLoadingStrategy;
+import io.papermc.paper.plugin.provider.PluginProvider;
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+import org.slf4j.Logger;
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+
+import java.util.ArrayList;
+import java.util.List;
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+import java.util.stream.Collectors;
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+
+public abstract class SimpleProviderStorage<T> implements ProviderStorage<T> {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+
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+ protected final List<PluginProvider<T>> providers = new ArrayList<>();
+ protected ProviderLoadingStrategy<T> strategy;
+
+ protected SimpleProviderStorage(ProviderLoadingStrategy<T> strategy) {
+ this.strategy = strategy;
+ }
+
+ @Override
+ public void register(PluginProvider<T> provider) {
+ this.providers.add(provider);
+ }
+
+ @Override
+ public void enter() {
+ List<PluginProvider<T>> providerList = new ArrayList<>(this.providers);
+ this.filterLoadingProviders(providerList);
+
+ try {
+ for (ProviderLoadingStrategy.ProviderPair<T> providerPair : this.strategy.loadProviders(providerList)) {
+ this.processProvided(providerPair.provider(), providerPair.provided());
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+ }
+ } catch (PluginGraphCycleException exception) {
+ this.handleCycle(exception);
+ }
+ }
+
+ @Override
+ public Iterable<PluginProvider<T>> getRegisteredProviders() {
+ return this.providers;
+ }
+
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+ public void processProvided(PluginProvider<T> provider, T provided) {
+ }
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+
+ // Mutable enter
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+ protected void filterLoadingProviders(List<PluginProvider<T>> providers) {
+ }
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+
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+ protected void handleCycle(PluginGraphCycleException exception) {
+ List<String> logMessages = new ArrayList<>();
+ for (List<String> list : exception.getCycles()) {
+ logMessages.add(String.join(" -> ", list) + " -> " + list.get(0));
+ }
+
+ LOGGER.error("Circular plugin loading detected!");
+ LOGGER.error("Circular load order:");
+ for (String logMessage : logMessages) {
+ LOGGER.error(" {}", logMessage);
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+ }
+ LOGGER.error("Please report this to the plugin authors of the first plugin of each loop or join the PaperMC Discord server for further help.");
+ LOGGER.error("If you would like to still load these plugins, acknowledging that there may be unexpected plugin loading issues, run the server with -Dpaper.useLegacyPluginLoading=true");
+
+ if (this.throwOnCycle()) {
+ throw new IllegalStateException("Circular plugin loading from plugins " + exception.getCycles().stream().map(cycle -> cycle.get(0)).collect(Collectors.joining(", ")));
+ }
+ }
+
+ public boolean throwOnCycle() {
+ return true;
+ }
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+
+ @Override
+ public String toString() {
+ return "SimpleProviderStorage{" +
+ "providers=" + this.providers +
+ ", strategy=" + this.strategy +
+ '}';
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/storage/package-info.java b/src/main/java/io/papermc/paper/plugin/storage/package-info.java
new file mode 100644
index 0000000000000000000000000000000000000000..c1114675137e862ac9682b635bfdbfbc1d7c6e67
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/storage/package-info.java
@@ -0,0 +1,5 @@
+/**
+ * Classes in this package are supposed to connect components of {@link io.papermc.paper.plugin.entrypoint} and {@link io.papermc.paper.plugin.provider} packages.
+ * @see io.papermc.paper.plugin.entrypoint.Entrypoint
+ */
+package io.papermc.paper.plugin.storage;
diff --git a/src/main/java/io/papermc/paper/plugin/util/EntrypointUtil.java b/src/main/java/io/papermc/paper/plugin/util/EntrypointUtil.java
new file mode 100644
index 0000000000000000000000000000000000000000..6507e0103c6afde2bed31e25b70e7402fa3af823
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/util/EntrypointUtil.java
@@ -0,0 +1,19 @@
+package io.papermc.paper.plugin.util;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler;
+import io.papermc.paper.plugin.provider.source.ProviderSource;
+import org.slf4j.Logger;
+
+public class EntrypointUtil {
+
+ private static final Logger LOGGER = LogUtils.getClassLogger();
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+
+ public static <C> void registerProvidersFromSource(ProviderSource<C> source, C context) {
+ try {
+ source.registerProviders(LaunchEntryPointHandler.INSTANCE, context);
+ } catch (Throwable e) {
+ LOGGER.error(e.getMessage(), e);
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/plugin/util/NamespaceChecker.java b/src/main/java/io/papermc/paper/plugin/util/NamespaceChecker.java
new file mode 100644
index 0000000000000000000000000000000000000000..fd55fd1d6518ebd1bc2513dd331f072018fd4782
--- /dev/null
+++ b/src/main/java/io/papermc/paper/plugin/util/NamespaceChecker.java
@@ -0,0 +1,37 @@
+package io.papermc.paper.plugin.util;
+
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+@ApiStatus.Internal
+public class NamespaceChecker {
+
+ private static final String[] QUICK_INVALID_NAMESPACES = {
+ "net.minecraft.",
+ "org.bukkit.",
+ "io.papermc.paper.",
+ "com.destroystokoyo.paper."
+ };
+
+ /**
+ * Used for a variety of namespaces that shouldn't be resolved and should instead be moved to
+ * other classloaders. We can assume this because only plugins should be using this classloader.
+ *
+ * @param name namespace
+ */
+ public static void validateNameSpaceForClassloading(@NotNull String name) throws ClassNotFoundException {
+ if (!isValidNameSpace(name)) {
+ throw new ClassNotFoundException(name);
+ }
+ }
+
+ public static boolean isValidNameSpace(@NotNull String name) {
+ for (String string : QUICK_INVALID_NAMESPACES) {
+ if (name.startsWith(string)) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/util/StackWalkerUtil.java b/src/main/java/io/papermc/paper/util/StackWalkerUtil.java
index f7114d5b8f2f93f62883e24da29afaf9f74ee1a6..8bf0630c0e06950cd99b7ae9898137f70c22063f 100644
2023-02-19 15:57:10 +01:00
--- a/src/main/java/io/papermc/paper/util/StackWalkerUtil.java
+++ b/src/main/java/io/papermc/paper/util/StackWalkerUtil.java
@@ -1,9 +1,10 @@
2023-02-19 15:57:10 +01:00
package io.papermc.paper.util;
+import io.papermc.paper.plugin.provider.classloader.ConfiguredPluginClassLoader;
2023-02-19 15:57:10 +01:00
import org.bukkit.plugin.java.JavaPlugin;
-import org.bukkit.plugin.java.PluginClassLoader;
2023-02-19 15:57:10 +01:00
import org.jetbrains.annotations.Nullable;
+import java.util.Objects;
import java.util.Optional;
public class StackWalkerUtil {
@@ -12,11 +13,18 @@ public class StackWalkerUtil {
2023-02-19 15:57:10 +01:00
public static JavaPlugin getFirstPluginCaller() {
Optional<JavaPlugin> foundFrame = StackWalker.getInstance(StackWalker.Option.RETAIN_CLASS_REFERENCE)
.walk(stream -> stream
- .filter(frame -> frame.getDeclaringClass().getClassLoader() instanceof PluginClassLoader)
.map((frame) -> {
- PluginClassLoader classLoader = (PluginClassLoader) frame.getDeclaringClass().getClassLoader();
- return classLoader.getPlugin();
+ ClassLoader classLoader = frame.getDeclaringClass().getClassLoader();
+ JavaPlugin plugin;
+ if (classLoader instanceof ConfiguredPluginClassLoader configuredPluginClassLoader) {
+ plugin = configuredPluginClassLoader.getPlugin();
2023-02-19 15:57:10 +01:00
+ } else {
+ plugin = null;
+ }
+
+ return plugin;
})
+ .filter(Objects::nonNull)
.findFirst());
return foundFrame.orElse(null);
diff --git a/src/main/java/net/minecraft/core/registries/BuiltInRegistries.java b/src/main/java/net/minecraft/core/registries/BuiltInRegistries.java
2023-03-14 19:05:23 +01:00
index a969cd46694ce3094b4a65cf188677d38ae72198..35c9af90dfcb99fac58577174115b59b0d1262ca 100644
2023-02-19 15:57:10 +01:00
--- a/src/main/java/net/minecraft/core/registries/BuiltInRegistries.java
+++ b/src/main/java/net/minecraft/core/registries/BuiltInRegistries.java
2023-03-14 19:05:23 +01:00
@@ -312,7 +312,13 @@ public class BuiltInRegistries {
2023-02-19 15:57:10 +01:00
}
public static void bootStrap() {
+ // Paper start
+ bootStrap(() -> {});
+ }
+ public static void bootStrap(Runnable runnable) {
+ // Paper end
createContents();
+ runnable.run(); // Paper
freeze();
validate(REGISTRY);
}
diff --git a/src/main/java/net/minecraft/server/Bootstrap.java b/src/main/java/net/minecraft/server/Bootstrap.java
index b5aa358638b9d0638dfe47f7ebac04cca1dd80b9..e43096e69a00f9ea96badd7c966443cfcf3e7b95 100644
--- a/src/main/java/net/minecraft/server/Bootstrap.java
+++ b/src/main/java/net/minecraft/server/Bootstrap.java
@@ -69,7 +69,11 @@ public class Bootstrap {
EntitySelectorOptions.bootStrap();
DispenseItemBehavior.bootStrap();
CauldronInteraction.bootStrap();
- BuiltInRegistries.bootStrap();
+ // Paper start
+ BuiltInRegistries.bootStrap(() -> {
+ io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler.enterBootstrappers(); // Paper - Entrypoint for bootstrapping
+ });
+ // Paper end
Bootstrap.wrapStreams();
}
// CraftBukkit start - easier than fixing the decompile
diff --git a/src/main/java/net/minecraft/server/Main.java b/src/main/java/net/minecraft/server/Main.java
2023-03-14 19:05:23 +01:00
index aa054369cef3da4f90ce17788dcb9ca80dc98010..d9f2518a08bc4ae978051be51e467597f9325ecb 100644
2023-02-19 15:57:10 +01:00
--- a/src/main/java/net/minecraft/server/Main.java
+++ b/src/main/java/net/minecraft/server/Main.java
2023-03-14 19:05:23 +01:00
@@ -122,6 +122,7 @@ public class Main {
2023-02-19 15:57:10 +01:00
JvmProfiler.INSTANCE.start(Environment.SERVER);
}
+ io.papermc.paper.plugin.PluginInitializerManager.load(optionset); // Paper
2023-02-19 15:57:10 +01:00
Bootstrap.bootStrap();
Bootstrap.validate();
Util.startTimerHackThread();
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
2023-03-14 19:05:23 +01:00
index 52998bb6b10421283c2b374d2abff5d1253b4e4f..63e1ad046051ef60df339e3b9c14f73db0e0de21 100644
2023-02-19 15:57:10 +01:00
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
2023-03-14 19:05:23 +01:00
@@ -263,7 +263,8 @@ public final class CraftServer implements Server {
2023-02-19 15:57:10 +01:00
private final CraftCommandMap commandMap = new CraftCommandMap(this);
private final SimpleHelpMap helpMap = new SimpleHelpMap(this);
private final StandardMessenger messenger = new StandardMessenger();
- private final SimplePluginManager pluginManager = new SimplePluginManager(this, this.commandMap);
+ private final SimplePluginManager pluginManager = new SimplePluginManager(this, commandMap);
+ public final io.papermc.paper.plugin.manager.PaperPluginManagerImpl paperPluginManager = new io.papermc.paper.plugin.manager.PaperPluginManagerImpl(this, this.commandMap, pluginManager); {this.pluginManager.paperPluginManager = this.paperPluginManager;} // Paper
private final StructureManager structureManager;
protected final DedicatedServer console;
protected final DedicatedPlayerList playerList;
2023-03-14 19:05:23 +01:00
@@ -411,24 +412,7 @@ public final class CraftServer implements Server {
2023-02-19 15:57:10 +01:00
}
public void loadPlugins() {
- this.pluginManager.registerInterface(JavaPluginLoader.class);
-
- File pluginFolder = (File) console.options.valueOf("plugins");
-
- if (pluginFolder.exists()) {
- Plugin[] plugins = this.pluginManager.loadPlugins(pluginFolder);
- for (Plugin plugin : plugins) {
- try {
- String message = String.format("Loading %s", plugin.getDescription().getFullName());
- plugin.getLogger().info(message);
- plugin.onLoad();
- } catch (Throwable ex) {
- Logger.getLogger(CraftServer.class.getName()).log(Level.SEVERE, ex.getMessage() + " initializing " + plugin.getDescription().getFullName() + " (Is it up to date?)", ex);
- }
- }
- } else {
- pluginFolder.mkdir();
- }
+ io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler.INSTANCE.enter(io.papermc.paper.plugin.entrypoint.Entrypoint.PLUGIN); // Paper - replace implementation
}
public void enablePlugins(PluginLoadOrder type) {
2023-03-14 19:05:23 +01:00
@@ -517,15 +501,17 @@ public final class CraftServer implements Server {
2023-02-19 15:57:10 +01:00
private void enablePlugin(Plugin plugin) {
try {
List<Permission> perms = plugin.getDescription().getPermissions();
-
+ List<Permission> permsToLoad = new ArrayList<>(); // Paper
for (Permission perm : perms) {
- try {
- this.pluginManager.addPermission(perm, false);
- } catch (IllegalArgumentException ex) {
- this.getLogger().log(Level.WARNING, "Plugin " + plugin.getDescription().getFullName() + " tried to register permission '" + perm.getName() + "' but it's already registered", ex);
+ // Paper start
+ if (this.paperPluginManager.getPermission(perm.getName()) == null) {
+ permsToLoad.add(perm);
+ } else {
+ this.getLogger().log(Level.WARNING, "Plugin " + plugin.getDescription().getFullName() + " tried to register permission '" + perm.getName() + "' but it's already registered");
+ // Paper end
}
}
- this.pluginManager.dirtyPermissibles();
+ this.paperPluginManager.addPermissions(permsToLoad); // Paper
this.pluginManager.enablePlugin(plugin);
} catch (Throwable ex) {
2023-03-14 19:05:23 +01:00
@@ -928,6 +914,7 @@ public final class CraftServer implements Server {
"This plugin is not properly shutting down its async tasks when it is being reloaded. This may cause conflicts with the newly loaded version of the plugin"
));
}
+ io.papermc.paper.plugin.PluginInitializerManager.reload(this.console); // Paper
this.loadPlugins();
this.enablePlugins(PluginLoadOrder.STARTUP);
this.enablePlugins(PluginLoadOrder.POSTWORLD);
2023-02-19 15:57:10 +01:00
diff --git a/src/main/java/org/bukkit/craftbukkit/scheduler/MinecraftInternalPlugin.java b/src/main/java/org/bukkit/craftbukkit/scheduler/MinecraftInternalPlugin.java
index 909b2c98e7a9117d2f737245e4661792ffafb744..d96399e9bf1a58db5a4a22e58abb99e7660e0694 100644
--- a/src/main/java/org/bukkit/craftbukkit/scheduler/MinecraftInternalPlugin.java
+++ b/src/main/java/org/bukkit/craftbukkit/scheduler/MinecraftInternalPlugin.java
@@ -42,6 +42,12 @@ public class MinecraftInternalPlugin extends PluginBase {
public PluginDescriptionFile getDescription() {
return pdf;
}
+ // Paper start
+ @Override
+ public io.papermc.paper.plugin.configuration.PluginMeta getPluginMeta() {
+ return pdf;
+ }
+ // Paper end
@Override
public FileConfiguration getConfig() {
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
2023-03-14 19:05:23 +01:00
index 91cf7e26de7d3595e151f7c52683ef82715420ad..ec9877840fafa14adcfc04eacae1786111990a27 100644
2023-02-19 15:57:10 +01:00
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -437,6 +437,12 @@ public final class CraftMagicNumbers implements UnsafeValues {
2023-02-19 15:57:10 +01:00
net.minecraft.world.item.ItemStack nmsItemStack = CraftItemStack.asNMSCopy(itemStack);
return nmsItemStack.getItem().getDescriptionId(nmsItemStack);
}
+ // Paper start
+ @Override
+ public boolean isSupportedApiVersion(String apiVersion) {
+ return apiVersion != null && SUPPORTED_API.contains(apiVersion);
+ }
+ // Paper end
/**
* This helper class represents the different NBT Tags.
diff --git a/src/main/resources/META-INF/services/io.papermc.paper.plugin.entrypoint.classloader.ClassloaderBytecodeModifier b/src/main/resources/META-INF/services/io.papermc.paper.plugin.entrypoint.classloader.ClassloaderBytecodeModifier
new file mode 100644
index 0000000000000000000000000000000000000000..20dbe2775951bfcdb85c5d679ac86c77a93e0847
--- /dev/null
+++ b/src/main/resources/META-INF/services/io.papermc.paper.plugin.entrypoint.classloader.ClassloaderBytecodeModifier
@@ -0,0 +1 @@
+io.papermc.paper.plugin.entrypoint.classloader.PaperClassloaderBytecodeModifier
diff --git a/src/main/resources/META-INF/services/io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage b/src/main/resources/META-INF/services/io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage
new file mode 100644
index 0000000000000000000000000000000000000000..a22647244037cd92262b3b5a6582f0a11172fdc8
--- /dev/null
+++ b/src/main/resources/META-INF/services/io.papermc.paper.plugin.provider.classloader.PaperClassLoaderStorage
@@ -0,0 +1 @@
+io.papermc.paper.plugin.entrypoint.classloader.group.PaperPluginClassLoaderStorage
diff --git a/src/main/resources/META-INF/services/org.bukkit.plugin.PluginLoader b/src/main/resources/META-INF/services/org.bukkit.plugin.PluginLoader
new file mode 100644
index 0000000000000000000000000000000000000000..4f78bc62d03460463b9694de933e5b73da8df6e3
--- /dev/null
+++ b/src/main/resources/META-INF/services/org.bukkit.plugin.PluginLoader
@@ -0,0 +1 @@
+io.papermc.paper.plugin.manager.DummyBukkitPluginLoader
2023-02-19 15:57:10 +01:00
diff --git a/src/test/java/io/papermc/paper/plugin/PaperTestPlugin.java b/src/test/java/io/papermc/paper/plugin/PaperTestPlugin.java
new file mode 100644
index 0000000000000000000000000000000000000000..1d14f530ef888102e47eeeaf0d1a6076e51871c4
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/PaperTestPlugin.java
@@ -0,0 +1,146 @@
+package io.papermc.paper.plugin;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import org.bukkit.Server;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.generator.BiomeProvider;
+import org.bukkit.generator.ChunkGenerator;
+import org.bukkit.plugin.PluginBase;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.PluginLoader;
+import org.bukkit.plugin.PluginLogger;
+
+import java.io.File;
+import java.io.InputStream;
+import java.util.List;
+
+public class PaperTestPlugin extends PluginBase {
+ private final String pluginName;
+ private boolean enabled = true;
+ private final PluginMeta configuration;
+
+ public PaperTestPlugin(String pluginName) {
+ this.pluginName = pluginName;
+ this.configuration = new TestPluginMeta(pluginName);
+ }
+
+ public PaperTestPlugin(PluginMeta configuration) {
+ this.configuration = configuration;
+ this.pluginName = configuration.getName();
+ }
+
+ @Override
+ public File getDataFolder() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public PluginDescriptionFile getDescription() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public PluginMeta getPluginMeta() {
+ return this.configuration;
+ }
+
+ @Override
+ public FileConfiguration getConfig() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public InputStream getResource(String filename) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void saveConfig() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void saveDefaultConfig() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void saveResource(String resourcePath, boolean replace) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void reloadConfig() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public PluginLogger getLogger() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public PluginLoader getPluginLoader() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public Server getServer() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public boolean isEnabled() {
+ return enabled;
+ }
+
+ public void setEnabled(boolean enabled) {
+ this.enabled = enabled;
+ }
+
+ @Override
+ public void onDisable() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void onLoad() {
+ }
+
+ @Override
+ public void onEnable() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public boolean isNaggable() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public void setNaggable(boolean canNag) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public ChunkGenerator getDefaultWorldGenerator(String worldName, String id) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public BiomeProvider getDefaultBiomeProvider(String worldName, String id) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public List<String> onTabComplete(CommandSender sender, Command command, String alias, String[] args) {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+}
2023-02-21 02:09:38 +01:00
diff --git a/src/test/java/io/papermc/paper/plugin/PluginLoadOrderTest.java b/src/test/java/io/papermc/paper/plugin/PluginLoadOrderTest.java
2023-02-19 15:57:10 +01:00
new file mode 100644
2023-02-21 02:09:38 +01:00
index 0000000000000000000000000000000000000000..d137461a3a1896a367c5245a99a9b30afd9f6ad5
2023-02-19 15:57:10 +01:00
--- /dev/null
2023-02-21 02:09:38 +01:00
+++ b/src/test/java/io/papermc/paper/plugin/PluginLoadOrderTest.java
@@ -0,0 +1,146 @@
2023-02-19 15:57:10 +01:00
+package io.papermc.paper.plugin;
+
+import io.papermc.paper.plugin.provider.entrypoint.DependencyContext;
+import io.papermc.paper.plugin.entrypoint.strategy.ModernPluginLoadingStrategy;
+import io.papermc.paper.plugin.entrypoint.strategy.ProviderConfiguration;
+import io.papermc.paper.plugin.provider.PluginProvider;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
+
2023-02-21 02:09:38 +01:00
+public class PluginLoadOrderTest {
2023-02-19 15:57:10 +01:00
+
+ private static List<PluginProvider<PaperTestPlugin>> REGISTERED_PROVIDERS = new ArrayList<>();
+ private static Map<String, Integer> LOAD_ORDER = new HashMap<>();
2023-02-21 02:09:38 +01:00
+ private static final String[] EMPTY = {};
2023-02-19 15:57:10 +01:00
+
+ static {
+ setup();
+ }
+
2023-02-21 02:09:38 +01:00
+ private static TestJavaPluginProvider setup(String identifier, String[] loadAfter, String[] loadAfterSoft, String[] before) {
2023-02-19 15:57:10 +01:00
+ TestPluginMeta configuration = new TestPluginMeta(identifier);
2023-02-21 02:09:38 +01:00
+ configuration.setHardDependencies(List.of(loadAfter));
+ configuration.setSoftDependencies(List.of(loadAfterSoft));
2023-02-19 15:57:10 +01:00
+ configuration.setLoadBefore(List.of(before));
+
+ TestJavaPluginProvider provider = new TestJavaPluginProvider(configuration);
+ REGISTERED_PROVIDERS.add(provider);
+ return provider;
+ }
+
+ /**
+ * Obfuscated plugin names, this uses a real dependency tree...
+ */
+ private static void setup() {
2023-02-21 02:09:38 +01:00
+ setup("RedAir", EMPTY, new String[]{"NightShovel", "EmeraldFire"}, new String[]{"GreenShovel", "IronSpork", "BrightBlueShovel", "WireDoor"});
+ setup("BigGrass", EMPTY, new String[]{"IronEarth", "RedAir"}, new String[]{"BlueFire"});
+ setup("BlueFire", EMPTY, EMPTY, EMPTY);
+ setup("BigPaper", EMPTY, new String[]{"BlueFire"}, EMPTY);
+ setup("EmeraldSpork", EMPTY, EMPTY, new String[]{"GoldPaper", "YellowSnow"});
+ setup("GreenShovel", EMPTY, EMPTY, EMPTY);
+ setup("BrightBlueGrass", new String[]{"BigPaper"}, new String[]{"DarkSpork"}, EMPTY);
+ setup("GoldPaper", EMPTY, new String[]{"BlueFire"}, EMPTY);
+ setup("GreenGlass", EMPTY, EMPTY, EMPTY);
+ setup("GoldNeptune", EMPTY, new String[]{"GreenShovel", "GoldNeptuneVersioning"}, EMPTY);
+ setup("RedPaper", EMPTY, new String[]{"GoldPaper", "GoldFire", "EmeraldGrass", "BlueFire", "CopperSpork", "YellowDoor", "OrangeClam", "BlueSponge", "GoldNeptune", "BrightBlueGrass", "DarkSpoon", "BigShovel", "GreenGlass", "IronGlass"}, new String[]{"IronPaper", "YellowFire"});
+ setup("YellowGrass", EMPTY, new String[]{"RedAir"}, EMPTY);
+ setup("WireFire", EMPTY, new String[]{"RedPaper", "WireGrass", "YellowSpork", "NightAir"}, EMPTY);
+ setup("OrangeNeptune", EMPTY, EMPTY, EMPTY);
+ setup("BigSpoon", new String[]{"YellowGrass", "GreenShovel"}, new String[]{"RedAir", "GoldNeptune", "BrightBlueGrass", "LightDoor", "LightSpork", "LightEarth", "NightDoor", "OrangeSpoon", "GoldSponge", "GoldDoor", "DarkPaper", "RedPaper", "GreenGlass", "IronGlass", "NightGlass", "BigGrass", "BlueFire", "YellowSpoon", "DiamondGrass", "DiamondShovel", "DarkSnow", "EmeraldGlass", "EmeraldSpoon", "LightFire", "WireGrass", "RedEarth", "WireFire"}, EMPTY);
+ setup("CopperSnow", EMPTY, new String[]{"RedSnow", "OrangeFire", "WireAir", "GreenGlass", "NightSpork", "EmeraldPaper"}, new String[]{"BlueGrass"});
+ setup("BrightBluePaper", EMPTY, new String[]{"GoldEarth", "BrightBlueSpoon", "CopperGlass", "LightSporkChat", "DarkAir", "LightEarth", "DiamondDoor", "YellowShovel", "BlueAir", "DarkShovel", "GoldPaper", "BlueFire", "GreenGlass", "YellowSpork", "BigGrass", "OrangePaper", "DarkPaper"}, new String[]{"WireShovel"});
+ setup("LightSponge", EMPTY, EMPTY, EMPTY);
+ setup("OrangeShovel", EMPTY, EMPTY, EMPTY);
+ setup("GoldGrass", EMPTY, new String[]{"GreenGlass", "BlueFire"}, EMPTY);
+ setup("IronSponge", EMPTY, new String[]{"DiamondEarth"}, EMPTY);
+ setup("EmeraldSnow", EMPTY, EMPTY, EMPTY);
+ setup("BlueSpoon", new String[]{"BigGrass"}, new String[]{"GreenGlass", "GoldPaper", "GreenShovel", "YellowClam"}, EMPTY);
+ setup("BigSpork", EMPTY, new String[]{"BigPaper"}, EMPTY);
+ setup("BluePaper", EMPTY, new String[]{"BigClam", "RedSpoon", "GreenFire", "WireSnow", "OrangeSnow", "BlueFire", "BrightBlueGrass", "YellowSpork", "GreenGlass"}, EMPTY);
+ setup("OrangeSpork", EMPTY, EMPTY, EMPTY);
+ setup("DiamondNeptune", EMPTY, new String[]{"GreenGlass", "GreenShovel", "YellowNeptune"}, EMPTY);
+ setup("BigFire", EMPTY, new String[]{"BlueFire", "BrightBlueDoor", "GreenGlass"}, EMPTY);
+ setup("NightNeptune", EMPTY, new String[]{"BlueFire", "DarkGlass", "GoldPaper", "YellowNeptune", "BlueShovel"}, EMPTY);
+ setup("YellowEarth", new String[]{"RedAir"}, EMPTY, EMPTY);
+ setup("DiamondClam", EMPTY, EMPTY, EMPTY);
+ setup("CopperAir", EMPTY, new String[]{"BigPaper"}, EMPTY);
+ setup("NightSpoon", new String[]{"OrangeNeptune"}, new String[]{"BlueFire", "GreenGlass", "RedSpork", "GoldPaper", "BigShovel", "YellowSponge", "EmeraldSpork"}, EMPTY);
+ setup("GreenClam", EMPTY, new String[]{"GreenShovel", "BrightBlueEarth", "BigSpoon", "RedPaper", "BlueFire", "GreenGlass", "WireFire", "GreenSnow"}, EMPTY);
+ setup("YellowPaper", EMPTY, EMPTY, EMPTY);
+ setup("WireGlass", new String[]{"YellowGrass"}, new String[]{"YellowGlass", "BigSpoon", "CopperSnow", "GreenGlass", "BlueEarth"}, EMPTY);
+ setup("BlueSpork", EMPTY, new String[]{"BrightBlueGrass"}, EMPTY);
+ setup("CopperShovel", EMPTY, new String[]{"GreenGlass"}, EMPTY);
+ setup("RedClam", EMPTY, EMPTY, EMPTY);
+ setup("EmeraldClam", EMPTY, new String[]{"BlueFire"}, EMPTY);
+ setup("DarkClam", EMPTY, new String[]{"GoldAir", "LightGlass"}, EMPTY);
+ setup("WireSpoon", EMPTY, new String[]{"GoldPaper", "LightSnow"}, EMPTY);
+ setup("CopperNeptune", EMPTY, new String[]{"GreenGlass", "BigGrass"}, EMPTY);
+ setup("RedNeptune", EMPTY, EMPTY, EMPTY);
+ setup("GreenAir", EMPTY, EMPTY, EMPTY);
+ setup("RedFire", new String[]{"BrightBlueGrass", "BigPaper"}, new String[]{"BlueFire", "GreenGlass", "BigGrass"}, EMPTY);
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+ }
+
+ @Before
+ public void loadProviders() {
+ AtomicInteger currentLoad = new AtomicInteger();
+ ModernPluginLoadingStrategy<PaperTestPlugin> modernPluginLoadingStrategy = new ModernPluginLoadingStrategy<>(new ProviderConfiguration<>() {
+ @Override
+ public void applyContext(PluginProvider<PaperTestPlugin> provider, DependencyContext dependencyContext) {
+ }
+
+ @Override
+ public boolean load(PluginProvider<PaperTestPlugin> provider, PaperTestPlugin provided) {
+ LOAD_ORDER.put(provider.getMeta().getName(), currentLoad.getAndIncrement());
+ return false;
+ }
+
+ });
+
+ modernPluginLoadingStrategy.loadProviders(REGISTERED_PROVIDERS);
+ }
+
+ @Test
+ public void testDependencies() {
+ for (PluginProvider<PaperTestPlugin> provider : REGISTERED_PROVIDERS) {
+ TestPluginMeta pluginMeta = (TestPluginMeta) provider.getMeta();
+ String identifier = pluginMeta.getName();
+ Assert.assertTrue("Provider wasn't loaded! (%s)".formatted(identifier), LOAD_ORDER.containsKey(identifier));
+
+ int index = LOAD_ORDER.get(identifier);
+
+ // Hard dependencies should be loaded BEFORE
+ for (String hardDependency : pluginMeta.getPluginDependencies()) {
+ Assert.assertTrue("Plugin (%s) is missing hard dependency (%s)".formatted(identifier, hardDependency), LOAD_ORDER.containsKey(hardDependency));
+
+ int dependencyIndex = LOAD_ORDER.get(hardDependency);
+ Assert.assertTrue("Plugin (%s) was not loaded BEFORE soft dependency. (%s)".formatted(identifier, hardDependency), index > dependencyIndex);
+ }
+
+ for (String softDependency : pluginMeta.getPluginSoftDependencies()) {
+ if (!LOAD_ORDER.containsKey(softDependency)) {
+ continue;
+ }
+
+ int dependencyIndex = LOAD_ORDER.get(softDependency);
+
+ Assert.assertTrue("Plugin (%s) was not loaded BEFORE soft dependency. (%s)".formatted(identifier, softDependency), index > dependencyIndex);
+ }
+
+ for (String loadBefore : pluginMeta.getLoadBeforePlugins()) {
+ if (!LOAD_ORDER.containsKey(loadBefore)) {
+ continue;
+ }
+
+ int dependencyIndex = LOAD_ORDER.get(loadBefore);
+ Assert.assertTrue("Plugin (%s) was NOT loaded BEFORE loadbefore dependency. (%s)".formatted(identifier, loadBefore), index < dependencyIndex);
+ }
+ }
+ }
+}
diff --git a/src/test/java/io/papermc/paper/plugin/PluginManagerTest.java b/src/test/java/io/papermc/paper/plugin/PluginManagerTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..726eba26470e62b0e94a91418512e242464800ae
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/PluginManagerTest.java
@@ -0,0 +1,75 @@
+package io.papermc.paper.plugin;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.Event;
+import org.bukkit.permissions.Permission;
+import org.bukkit.plugin.PluginManager;
+import org.bukkit.support.AbstractTestingBase;
+import org.junit.After;
+import org.junit.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.*;
+
+public class PluginManagerTest extends AbstractTestingBase {
+
+ private static final PluginManager pm = Bukkit.getPluginManager();
+
+ @Test
+ public void testSyncSameThread() {
+ final Event event = new TestEvent(false);
+ pm.callEvent(event);
+ }
+
+ @Test
+ public void testRemovePermissionByNameLower() {
+ this.testRemovePermissionByName("lower");
+ }
+
+ @Test
+ public void testRemovePermissionByNameUpper() {
+ this.testRemovePermissionByName("UPPER");
+ }
+
+ @Test
+ public void testRemovePermissionByNameCamel() {
+ this.testRemovePermissionByName("CaMeL");
+ }
+
+ @Test
+ public void testRemovePermissionByPermissionLower() {
+ this.testRemovePermissionByPermission("lower");
+ }
+
+ @Test
+ public void testRemovePermissionByPermissionUpper() {
+ this.testRemovePermissionByPermission("UPPER");
+ }
+
+ @Test
+ public void testRemovePermissionByPermissionCamel() {
+ this.testRemovePermissionByPermission("CaMeL");
+ }
+
+ private void testRemovePermissionByName(final String name) {
+ final Permission perm = new Permission(name);
+ pm.addPermission(perm);
+ assertThat("Permission \"" + name + "\" was not added", pm.getPermission(name), is(perm));
+ pm.removePermission(name);
+ assertThat("Permission \"" + name + "\" was not removed", pm.getPermission(name), is(nullValue()));
+ }
+
+ private void testRemovePermissionByPermission(final String name) {
+ final Permission perm = new Permission(name);
+ pm.addPermission(perm);
+ assertThat("Permission \"" + name + "\" was not added", pm.getPermission(name), is(perm));
+ pm.removePermission(perm);
+ assertThat("Permission \"" + name + "\" was not removed", pm.getPermission(name), is(nullValue()));
+ }
+
+ @After
+ public void tearDown() {
+ pm.clearPlugins();
+ assertThat(pm.getPermissions(), is(empty()));
+ }
+}
diff --git a/src/test/java/io/papermc/paper/plugin/SyntheticEventTest.java b/src/test/java/io/papermc/paper/plugin/SyntheticEventTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..51c08740edffd152c8e2b6d3676ff7f1ce6090c6
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/SyntheticEventTest.java
@@ -0,0 +1,42 @@
+package io.papermc.paper.plugin;
+
+import io.papermc.paper.plugin.manager.PaperPluginManagerImpl;
+import org.bukkit.Bukkit;
+import org.bukkit.event.Event;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class SyntheticEventTest {
+
+ @Test
+ public void test() {
+ PaperTestPlugin paperTestPlugin = new PaperTestPlugin("synthetictest");
+ PaperPluginManagerImpl paperPluginManager = new PaperPluginManagerImpl(Bukkit.getServer(), null, null);
+
+ TestEvent event = new TestEvent(false);
+ Impl impl = new Impl();
+
+ paperPluginManager.registerEvents(impl, paperTestPlugin);
+ paperPluginManager.callEvent(event);
+
+ Assert.assertEquals(1, impl.callCount);
+ }
+
+ public abstract static class Base<E extends Event> implements Listener {
+ int callCount = 0;
+
+ public void accept(E evt) {
+ callCount++;
+ }
+ }
+
+ public static class Impl extends Base<TestEvent> {
+ @Override
+ @EventHandler
+ public void accept(TestEvent evt) {
+ super.accept(evt);
+ }
+ }
+}
diff --git a/src/test/java/io/papermc/paper/plugin/TestEvent.java b/src/test/java/io/papermc/paper/plugin/TestEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..04903794a8ee4dd73162ae240862ff6dc4cb4e24
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/TestEvent.java
@@ -0,0 +1,22 @@
+package io.papermc.paper.plugin;
+
+
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+public class TestEvent extends Event {
+ private static final HandlerList handlers = new HandlerList();
+
+ public TestEvent(boolean async) {
+ super(async);
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+}
diff --git a/src/test/java/io/papermc/paper/plugin/TestJavaPluginProvider.java b/src/test/java/io/papermc/paper/plugin/TestJavaPluginProvider.java
new file mode 100644
index 0000000000000000000000000000000000000000..e3871de8a5e1c04b915927d852157c48b0f6612f
2023-02-19 15:57:10 +01:00
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/TestJavaPluginProvider.java
2023-02-21 02:09:38 +01:00
@@ -0,0 +1,76 @@
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+package io.papermc.paper.plugin;
+
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+import io.papermc.paper.plugin.configuration.PluginMeta;
+import io.papermc.paper.plugin.entrypoint.dependency.DependencyUtil;
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+import io.papermc.paper.plugin.provider.PluginProvider;
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+import io.papermc.paper.plugin.provider.configuration.LoadOrderConfiguration;
+import net.kyori.adventure.text.logger.slf4j.ComponentLogger;
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+import org.jetbrains.annotations.NotNull;
+
+import java.nio.file.Path;
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+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
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+import java.util.jar.JarFile;
+
+public class TestJavaPluginProvider implements PluginProvider<PaperTestPlugin> {
+
+ private final TestPluginMeta testPluginConfiguration;
+
+ public TestJavaPluginProvider(TestPluginMeta testPluginConfiguration) {
+ this.testPluginConfiguration = testPluginConfiguration;
+ }
+
+ @Override
+ public @NotNull Path getSource() {
+ return Path.of("dummy");
+ }
+
+ @Override
+ public JarFile file() {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public PaperTestPlugin createInstance() {
+ return new PaperTestPlugin(this.testPluginConfiguration);
+ }
+
+ @Override
+ public TestPluginMeta getMeta() {
+ return this.testPluginConfiguration;
+ }
+
+ @Override
+ public ComponentLogger getLogger() {
+ return ComponentLogger.logger("TestPlugin");
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+ }
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+
+ @Override
+ public LoadOrderConfiguration createConfiguration(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return new LoadOrderConfiguration() {
+ @Override
+ public @NotNull List<String> getLoadBefore() {
+ return TestJavaPluginProvider.this.testPluginConfiguration.getLoadBeforePlugins();
+ }
+
+ @Override
+ public @NotNull List<String> getLoadAfter() {
+ List<String> loadAfter = new ArrayList<>();
+ loadAfter.addAll(TestJavaPluginProvider.this.testPluginConfiguration.getPluginDependencies());
+ loadAfter.addAll(TestJavaPluginProvider.this.testPluginConfiguration.getPluginSoftDependencies());
+ return loadAfter;
+ }
+
+ @Override
+ public @NotNull PluginMeta getMeta() {
+ return TestJavaPluginProvider.this.testPluginConfiguration;
+ }
+ };
+ }
+
+ @Override
+ public List<String> validateDependencies(@NotNull Map<String, PluginProvider<?>> toLoad) {
+ return DependencyUtil.validateSimple(this.getMeta(), toLoad);
+ }
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+}
diff --git a/src/test/java/io/papermc/paper/plugin/TestPluginMeta.java b/src/test/java/io/papermc/paper/plugin/TestPluginMeta.java
new file mode 100644
index 0000000000000000000000000000000000000000..ba271c35eb2804f94cfc893bf94affb9ae13d3ba
--- /dev/null
+++ b/src/test/java/io/papermc/paper/plugin/TestPluginMeta.java
@@ -0,0 +1,114 @@
+package io.papermc.paper.plugin;
+
+import io.papermc.paper.plugin.configuration.PluginMeta;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.plugin.PluginLoadOrder;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+
+public class TestPluginMeta implements PluginMeta {
+
+ private final String identifier;
+ private List<String> hardDependencies = List.of();
+ private List<String> softDependencies = List.of();
+ private List<String> loadBefore = List.of();
+
+ public TestPluginMeta(String identifier) {
+ this.identifier = identifier;
+ }
+
+ @Override
+ public @NotNull String getName() {
+ return this.identifier;
+ }
+
+ @Override
+ public @NotNull String getMainClass() {
+ return "null";
+ }
+
+ @Override
+ public @NotNull PluginLoadOrder getLoadOrder() {
+ return PluginLoadOrder.POSTWORLD;
+ }
+
+ @Override
+ public @NotNull String getVersion() {
+ return "1.0";
+ }
+
+ @Override
+ public @Nullable String getLoggerPrefix() {
+ return this.identifier;
+ }
+
+ public void setHardDependencies(List<String> hardDependencies) {
+ this.hardDependencies = hardDependencies;
+ }
+
+ @Override
+ public @NotNull List<String> getPluginDependencies() {
+ return this.hardDependencies;
+ }
+
+ public void setSoftDependencies(List<String> softDependencies) {
+ this.softDependencies = softDependencies;
+ }
+
+ @Override
+ public @NotNull List<String> getPluginSoftDependencies() {
+ return this.softDependencies;
+ }
+
+ public void setLoadBefore(List<String> loadBefore) {
+ this.loadBefore = loadBefore;
+ }
+
+ @Override
+ public @NotNull List<String> getLoadBeforePlugins() {
+ return this.loadBefore;
+ }
+
+ @Override
+ public @NotNull List<String> getProvidedPlugins() {
+ return List.of();
+ }
+
+ @Override
+ public @NotNull List<String> getAuthors() {
+ return List.of();
+ }
+
+ @Override
+ public @NotNull List<String> getContributors() {
+ return List.of();
+ }
+
+ @Override
+ public @Nullable String getDescription() {
+ return "null";
+ }
+
+ @Override
+ public @Nullable String getWebsite() {
+ return "null";
+ }
+
+ @Override
+ public @NotNull List<Permission> getPermissions() {
+ return List.of();
+ }
+
+ @Override
+ public @NotNull PermissionDefault getPermissionDefault() {
+ return PermissionDefault.TRUE;
+ }
+
+ @Override
+ public @NotNull String getAPIVersion() {
+ return "null";
+ }
+}
diff --git a/src/test/java/io/papermc/paper/testing/DummyServer.java b/src/test/java/io/papermc/paper/testing/DummyServer.java
index c6503ff76f56bab5f383f0ca17d137155e9be447..f3db8d2875eaef86223da51b30e9dd722d417daa 100644
2023-02-19 15:57:10 +01:00
--- a/src/test/java/io/papermc/paper/testing/DummyServer.java
+++ b/src/test/java/io/papermc/paper/testing/DummyServer.java
@@ -58,7 +58,7 @@ public final class DummyServer {
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return new LazyRegistry(() -> CraftRegistry.createRegistry(invocation.getArgument(0, Class.class), AbstractTestingBase.REGISTRY_CUSTOM));
});
- final PluginManager pluginManager = new SimplePluginManager(dummyServer, new SimpleCommandMap(dummyServer));
+ final PluginManager pluginManager = new io.papermc.paper.plugin.manager.PaperPluginManagerImpl(dummyServer, new SimpleCommandMap(dummyServer), null);
when(dummyServer.getPluginManager()).thenReturn(pluginManager);
Bukkit.setServer(dummyServer);