Paper/patches/server/0400-Load-Chunks-for-Login-Asynchronously.patch
Jake Potrebic 1c5f8b0fce
Updated Upstream (Bukkit/CraftBukkit) (#7604)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
33a2b476 PR-734: Make PlayerInventory#getItem Nullable

CraftBukkit Changes:
953d3ddc SPIGOT-3034: PlayerKickEvent.setLeaveMessage(String) doesn't actually do anything
2c47af0c SPIGOT-6963: CraftMetaBlockState#getBlockState applied TileEntity ids without the minecraft namespace prefix.
2022-03-16 16:57:51 +01:00

263 Zeilen
15 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 19 Apr 2020 04:28:29 -0400
Subject: [PATCH] Load Chunks for Login Asynchronously
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index d51c012f13664b33f2b2b9a25cb0dffc4b24a117..78dea901bf3a9fdf723be87b0156af2fba5dcdc4 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -172,6 +172,7 @@ public class ServerPlayer extends Player {
private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_XZ = 32;
private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_Y = 10;
public ServerGamePacketListenerImpl connection;
+ public net.minecraft.network.Connection networkManager; // Paper
public final MinecraftServer server;
public final ServerPlayerGameMode gameMode;
private final PlayerAdvancements advancements;
@@ -245,6 +246,7 @@ public class ServerPlayer extends Player {
public boolean joining = true;
public boolean sentListPacket = false;
public boolean supressTrackerForLogin = false; // Paper
+ public boolean didPlayerJoinEvent = false; // Paper
public Integer clientViewDistance;
public String kickLeaveMessage = null; // SPIGOT-3034: Forward leave message to PlayerQuitEvent
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/level/TicketType.java b/src/main/java/net/minecraft/server/level/TicketType.java
index be677d437d17b74c6188ce1bd5fc6fdc228fd92f..78fbb4c3e52e900956ae0811aaf934c81ee5ea48 100644
--- a/src/main/java/net/minecraft/server/level/TicketType.java
+++ b/src/main/java/net/minecraft/server/level/TicketType.java
@@ -23,6 +23,7 @@ public class TicketType<T> {
public static final TicketType<ChunkPos> FORCED = TicketType.create("forced", Comparator.comparingLong(ChunkPos::toLong));
public static final TicketType<ChunkPos> LIGHT = TicketType.create("light", Comparator.comparingLong(ChunkPos::toLong));
public static final TicketType<BlockPos> PORTAL = TicketType.create("portal", Vec3i::compareTo, 300);
+ public static final TicketType<Long> LOGIN = create("login", Long::compareTo, 100); // Paper
public static final TicketType<Integer> POST_TELEPORT = TicketType.create("post_teleport", Integer::compareTo, 5);
public static final TicketType<ChunkPos> UNKNOWN = TicketType.create("unknown", Comparator.comparingLong(ChunkPos::toLong), 1);
public static final TicketType<Unit> PLUGIN = TicketType.create("plugin", (a, b) -> 0); // CraftBukkit
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 0a41746f630442ed411e0d0c5efe90959191ae99..33d5538c17272d69cdc6207de9fb32fb1bc304c2 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -220,6 +220,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
private static final int LATENCY_CHECK_INTERVAL = 15000;
public final Connection connection;
private final MinecraftServer server;
+ public Runnable playerJoinReady; // Paper
public ServerPlayer player;
private int tickCount;
private long keepAliveTime = Util.getMillis();
@@ -293,6 +294,15 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
// CraftBukkit end
public void tick() {
+ // Paper start - login async
+ Runnable playerJoinReady = this.playerJoinReady;
+ if (playerJoinReady != null) {
+ this.playerJoinReady = null;
+ playerJoinReady.run();
+ }
+ // Don't tick if not valid (dead), otherwise we load chunks below
+ if (this.player.valid) {
+ // Paper end
this.resetPosition();
this.player.xo = this.player.getX();
this.player.yo = this.player.getY();
@@ -334,7 +344,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
this.lastVehicle = null;
this.clientVehicleIsFloating = false;
this.aboveGroundVehicleTickCount = 0;
- }
+ }} // Paper - end if (valid)
this.server.getProfiler().push("keepAlive");
// Paper Start - give clients a longer time to respond to pings as per pre 1.12.2 timings
diff --git a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
index 4c06e62e967f28eb844d74237948834e61daeab0..0af65f1698e4ee9d94724f19b0abd61c437f18f2 100644
--- a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
@@ -84,7 +84,7 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener
}
// Paper end
} else if (this.state == ServerLoginPacketListenerImpl.State.DELAY_ACCEPT) {
- ServerPlayer entityplayer = this.server.getPlayerList().getPlayer(this.gameProfile.getId());
+ ServerPlayer entityplayer = this.server.getPlayerList().getActivePlayer(this.gameProfile.getId()); // Paper
if (entityplayer == null) {
this.state = ServerLoginPacketListenerImpl.State.READY_TO_ACCEPT;
@@ -190,7 +190,7 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener
}
this.connection.send(new ClientboundGameProfilePacket(this.gameProfile));
- ServerPlayer entityplayer = this.server.getPlayerList().getPlayer(this.gameProfile.getId());
+ ServerPlayer entityplayer = this.server.getPlayerList().getActivePlayer(this.gameProfile.getId()); // Paper
try {
ServerPlayer entityplayer1 = this.server.getPlayerList().getPlayerForLogin(this.gameProfile, s); // CraftBukkit - add player reference
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index e7904870da5134b397f93c4de29d804775830947..e9470af5a168f54c78383553ca634e77ae2a4cf5 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -40,6 +40,7 @@ import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.game.ClientboundChangeDifficultyPacket;
import net.minecraft.network.protocol.game.ClientboundChatPacket;
import net.minecraft.network.protocol.game.ClientboundCustomPayloadPacket;
+import net.minecraft.network.protocol.game.ClientboundDisconnectPacket;
import net.minecraft.network.protocol.game.ClientboundEntityEventPacket;
import net.minecraft.network.protocol.game.ClientboundGameEventPacket;
import net.minecraft.network.protocol.game.ClientboundInitializeBorderPacket;
@@ -134,6 +135,7 @@ public abstract class PlayerList {
private final IpBanList ipBans;
private final ServerOpList ops;
private final UserWhiteList whitelist;
+ private final Map<UUID, ServerPlayer> pendingPlayers = Maps.newHashMap(); // Paper
// CraftBukkit start
// private final Map<UUID, ServerStatisticManager> stats;
// private final Map<UUID, AdvancementDataPlayer> advancements;
@@ -173,6 +175,11 @@ public abstract class PlayerList {
}
public void placeNewPlayer(Connection connection, ServerPlayer player) {
+ ServerPlayer prev = pendingPlayers.put(player.getUUID(), player);// Paper
+ if (prev != null) {
+ disconnectPendingPlayer(prev);
+ }
+ player.networkManager = connection; // Paper
player.loginTime = System.currentTimeMillis(); // Paper
GameProfile gameprofile = player.getGameProfile();
GameProfileCache usercache = this.server.getProfileCache();
@@ -186,7 +193,7 @@ public abstract class PlayerList {
if (nbttagcompound != null && nbttagcompound.contains("bukkit")) {
CompoundTag bukkit = nbttagcompound.getCompound("bukkit");
s = bukkit.contains("lastKnownName", 8) ? bukkit.getString("lastKnownName") : s;
- }
+ }String lastKnownName = s; // Paper
// CraftBukkit end
if (nbttagcompound != null) {
@@ -213,11 +220,15 @@ public abstract class PlayerList {
if (nbttagcompound == null) player.fudgeSpawnLocation(worldserver1); // Paper - only move to spawn on first login, otherwise, stay where you are....
player.setLevel(worldserver1);
- String s1 = "local";
+ // Paper start - make s1 final
+ final String s1;
if (connection.getRemoteAddress() != null) {
s1 = connection.getRemoteAddress().toString();
+ } else {
+ s1 = "local";
}
+ // Paper end
// Spigot start - spawn location event
Player spawnPlayer = player.getBukkitEntity();
@@ -259,6 +270,52 @@ public abstract class PlayerList {
player.getRecipeBook().sendInitialRecipeBook(player);
this.updateEntireScoreboard(worldserver1.getScoreboard(), player);
this.server.invalidateStatus();
+ // Paper start - async load spawn in chunk
+ ServerLevel finalWorldserver = worldserver1;
+ int chunkX = loc.getBlockX() >> 4;
+ int chunkZ = loc.getBlockZ() >> 4;
+ final net.minecraft.world.level.ChunkPos pos = new net.minecraft.world.level.ChunkPos(chunkX, chunkZ);
+ net.minecraft.server.level.ChunkMap playerChunkMap = worldserver1.getChunkSource().chunkMap;
+ net.minecraft.server.level.DistanceManager distanceManager = playerChunkMap.distanceManager;
+ distanceManager.addTicket(net.minecraft.server.level.TicketType.LOGIN, pos, 31, pos.toLong());
+ worldserver1.getChunkSource().runDistanceManagerUpdates();
+ worldserver1.getChunkSource().getChunkAtAsynchronously(chunkX, chunkZ, true, true).thenApply(chunk -> {
+ net.minecraft.server.level.ChunkHolder updatingChunk = playerChunkMap.getUpdatingChunkIfPresent(pos.toLong());
+ if (updatingChunk != null) {
+ return updatingChunk.getEntityTickingChunkFuture();
+ } else {
+ return java.util.concurrent.CompletableFuture.completedFuture(chunk);
+ }
+ }).thenAccept(chunk -> {
+ playerconnection.playerJoinReady = () -> {
+ postChunkLoadJoin(
+ player, finalWorldserver, connection, playerconnection,
+ nbttagcompound, s1, lastKnownName
+ );
+ };
+ });
+ }
+
+ public ServerPlayer getActivePlayer(UUID uuid) {
+ ServerPlayer player = this.playersByUUID.get(uuid);
+ return player != null ? player : pendingPlayers.get(uuid);
+ }
+
+ void disconnectPendingPlayer(ServerPlayer entityplayer) {
+ TranslatableComponent msg = new TranslatableComponent("multiplayer.disconnect.duplicate_login", new Object[0]);
+ entityplayer.networkManager.send(new ClientboundDisconnectPacket(msg), (future) -> {
+ entityplayer.networkManager.disconnect(msg);
+ entityplayer.networkManager = null;
+ });
+ }
+
+ private void postChunkLoadJoin(ServerPlayer player, ServerLevel worldserver1, Connection networkmanager, ServerGamePacketListenerImpl playerconnection, CompoundTag nbttagcompound, String s1, String s) {
+ pendingPlayers.remove(player.getUUID(), player);
+ if (!networkmanager.isConnected()) {
+ return;
+ }
+ player.didPlayerJoinEvent = true;
+ // Paper end
TranslatableComponent chatmessage;
if (player.getGameProfile().getName().equalsIgnoreCase(s)) {
@@ -502,6 +559,7 @@ public abstract class PlayerList {
protected void save(ServerPlayer player) {
if (!player.getBukkitEntity().isPersistent()) return; // CraftBukkit
+ if (!player.didPlayerJoinEvent) return; // Paper - If we never fired PJE, we disconnected during login. Data has not changed, and additionally, our saved vehicle is not loaded! If we save now, we will lose our vehicle (CraftBukkit bug)
this.playerIo.save(player);
ServerStatsCounter serverstatisticmanager = (ServerStatsCounter) player.getStats(); // CraftBukkit
@@ -529,7 +587,7 @@ public abstract class PlayerList {
}
PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, com.destroystokyo.paper.PaperConfig.useDisplayNameInQuit ? entityplayer.getBukkitEntity().displayName() : net.kyori.adventure.text.Component.text(entityplayer.getScoreboardName())));
- this.cserver.getPluginManager().callEvent(playerQuitEvent);
+ if (entityplayer.didPlayerJoinEvent) this.cserver.getPluginManager().callEvent(playerQuitEvent); // Paper - if we disconnected before join ever fired, don't fire quit
entityplayer.getBukkitEntity().disconnect(playerQuitEvent.getQuitMessage());
if (server.isSameThread()) entityplayer.doTick(); // SPIGOT-924 // Paper - don't tick during emergency shutdowns (Watchdog)
@@ -574,6 +632,13 @@ public abstract class PlayerList {
// this.advancements.remove(uuid);
// CraftBukkit end
}
+ // Paper start
+ entityplayer1 = pendingPlayers.get(uuid);
+ if (entityplayer1 == entityplayer) {
+ pendingPlayers.remove(uuid);
+ }
+ entityplayer.networkManager = null;
+ // Paper end
// CraftBukkit start
// this.broadcastAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.REMOVE_PLAYER, new EntityPlayer[]{entityplayer}));
@@ -591,7 +656,7 @@ public abstract class PlayerList {
this.cserver.getScoreboardManager().removePlayer(entityplayer.getBukkitEntity());
// CraftBukkit end
- return playerQuitEvent.quitMessage(); // Paper - Adventure
+ return entityplayer.didPlayerJoinEvent ? playerQuitEvent.quitMessage() : null; // CraftBukkit // Paper - Adventure // Paper - don't print quit if we never printed join
}
// CraftBukkit start - Whole method, SocketAddress to LoginListener, added hostname to signature, return EntityPlayer
@@ -610,6 +675,13 @@ public abstract class PlayerList {
list.add(entityplayer);
}
}
+ // Paper start - check pending players too
+ entityplayer = pendingPlayers.get(uuid);
+ if (entityplayer != null) {
+ this.pendingPlayers.remove(uuid);
+ disconnectPendingPlayer(entityplayer);
+ }
+ // Paper end
Iterator iterator = list.iterator();