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Add handshake event to allow plugins to handle client handshaking logic themselves

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Dieser Commit ist enthalten in:
kashike 2016-04-13 20:23:07 -07:00
Ursprung 0084b02703
Commit 66d3688b39
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GPG-Schlüssel-ID: AD82FC06E20025A3
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227
Spigot-API-Patches/0037-Add-handshake-event-to-allow-plugins-to-handle-clien.patch Normale Datei
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@ -0,0 +1,227 @@
From b83384a668c8df232f4c3a7174ea16dfa704617f Mon Sep 17 00:00:00 2001
From: kashike <kashike@vq.lc>
Date: Wed, 13 Apr 2016 20:20:18 -0700
Subject: [PATCH] Add handshake event to allow plugins to handle client
handshaking logic themselves
diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java
new file mode 100644
index 0000000..e44d03a
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerHandshakeEvent.java
@@ -0,0 +1,211 @@
+package com.destroystokyo.paper.event.player;
+
+import org.apache.commons.lang.Validate;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+import java.util.UUID;
+
+/**
+ * This event is fired during a player handshake.
+ *
+ * <p>If there are no listeners listening to this event, the logic default
+ * to your server platform will be ran.</p>
+ *
+ * <p>WARNING: TAMPERING WITH THIS EVENT CAN BE DANGEROUS</p>
+ */
+public class PlayerHandshakeEvent extends Event implements Cancellable {
+
+ private static final HandlerList HANDLERS = new HandlerList();
+ private final String originalHandshake;
+ private boolean cancelled;
+ private String serverHostname;
+ private String socketAddressHostname;
+ private UUID uniqueId;
+ private String propertiesJson;
+ private boolean failed;
+ private String failMessage = "If you wish to use IP forwarding, please enable it in your BungeeCord config as well!";
+
+ /**
+ * Creates a new {@link PlayerHandshakeEvent}.
+ *
+ * @param originalHandshake the original handshake string
+ * @param cancelled if this event is enabled
+ */
+ public PlayerHandshakeEvent(String originalHandshake, boolean cancelled) {
+ this.originalHandshake = originalHandshake;
+ this.cancelled = cancelled;
+ }
+
+ /**
+ * Determines if this event is cancelled.
+ *
+ * <p>When this event is cancelled, custom handshake logic will not
+ * be processed.</p>
+ *
+ * @return {@code true} if this event is cancelled, {@code false} otherwise
+ */
+ @Override
+ public boolean isCancelled() {
+ return this.cancelled;
+ }
+
+ /**
+ * Sets if this event is cancelled.
+ *
+ * <p>When this event is cancelled, custom handshake logic will not
+ * be processed.</p>
+ *
+ * @param cancelled {@code true} if this event is cancelled, {@code false} otherwise
+ */
+ @Override
+ public void setCancelled(boolean cancelled) {
+ this.cancelled = cancelled;
+ }
+
+ /**
+ * Gets the original handshake string.
+ *
+ * @return the original handshake string
+ */
+ public String getOriginalHandshake() {
+ return this.originalHandshake;
+ }
+
+ /**
+ * Gets the server hostname string.
+ *
+ * <p>This should not include the port.</p>
+ *
+ * @return the server hostname string
+ */
+ public String getServerHostname() {
+ return this.serverHostname;
+ }
+
+ /**
+ * Sets the server hostname string.
+ *
+ * <p>This should not include the port.</p>
+ *
+ * @param serverHostname the server hostname string
+ */
+ public void setServerHostname(String serverHostname) {
+ this.serverHostname = serverHostname;
+ }
+
+ /**
+ * Gets the socket address hostname string.
+ *
+ * <p>This should not include the port.</p>
+ *
+ * @return the socket address hostname string
+ */
+ public String getSocketAddressHostname() {
+ return this.socketAddressHostname;
+ }
+
+ /**
+ * Sets the socket address hostname string.
+ *
+ * <p>This should not include the port.</p>
+ *
+ * @param socketAddressHostname the socket address hostname string
+ */
+ public void setSocketAddressHostname(String socketAddressHostname) {
+ this.socketAddressHostname = socketAddressHostname;
+ }
+
+ /**
+ * Gets the unique id.
+ *
+ * @return the unique id
+ */
+ public UUID getUniqueId() {
+ return this.uniqueId;
+ }
+
+ /**
+ * Sets the unique id.
+ *
+ * @param uniqueId the unique id
+ */
+ public void setUniqueId(UUID uniqueId) {
+ this.uniqueId = uniqueId;
+ }
+
+ /**
+ * Gets the profile properties.
+ *
+ * <p>This should be a valid JSON string.</p>
+ *
+ * @return the profile properties, as JSON
+ */
+ public String getPropertiesJson() {
+ return this.propertiesJson;
+ }
+
+ /**
+ * Determines if authentication failed.
+ *
+ * <p>When {@code true}, the client connecting will be disconnected
+ * with the {@link #getFailMessage() fail message}.</p>
+ *
+ * @return {@code true} if authentication failed, {@code false} otherwise
+ */
+ public boolean isFailed() {
+ return this.failed;
+ }
+
+ /**
+ * Sets if authentication failed and the client should be disconnected.
+ *
+ * <p>When {@code true}, the client connecting will be disconnected
+ * with the {@link #getFailMessage() fail message}.</p>
+ *
+ * @param failed {@code true} if authentication failed, {@code false} otherwise
+ */
+ public void setFailed(boolean failed) {
+ this.failed = failed;
+ }
+
+ /**
+ * Sets the profile properties.
+ *
+ * <p>This should be a valid JSON string.</p>
+ *
+ * @param propertiesJson the profile properties, as JSON
+ */
+ public void setPropertiesJson(String propertiesJson) {
+ this.propertiesJson = propertiesJson;
+ }
+
+ /**
+ * Gets the message to display to the client when authentication fails.
+ *
+ * @return the message to display to the client
+ */
+ public String getFailMessage() {
+ return this.failMessage;
+ }
+
+ /**
+ * Sets the message to display to the client when authentication fails.
+ *
+ * @param failMessage the message to display to the client
+ */
+ public void setFailMessage(String failMessage) {
+ Validate.notEmpty(failMessage, "fail message cannot be null or empty");
+ this.failMessage = failMessage;
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return HANDLERS;
+ }
+
+ public static HandlerList getHandlerList() {
+ return HANDLERS;
+ }
+}
--
2.7.4

49
Spigot-Server-Patches/0138-Add-handshake-event-to-allow-plugins-to-handle-clien.patch Normale Datei
Datei anzeigen

@ -0,0 +1,49 @@
From 838f52d11032d2a8ae0d3d6a7032fff0b7d58a0b Mon Sep 17 00:00:00 2001
From: kashike <kashike@vq.lc>
Date: Wed, 13 Apr 2016 20:21:38 -0700
Subject: [PATCH] Add handshake event to allow plugins to handle client
handshaking logic themselves
diff --git a/src/main/java/net/minecraft/server/HandshakeListener.java b/src/main/java/net/minecraft/server/HandshakeListener.java
index 5f8d853..4d496fd 100644
--- a/src/main/java/net/minecraft/server/HandshakeListener.java
+++ b/src/main/java/net/minecraft/server/HandshakeListener.java
@@ -73,8 +73,33 @@ public class HandshakeListener implements PacketHandshakingInListener {
this.b.close(chatcomponenttext);
} else {
this.b.setPacketListener(new LoginListener(this.a, this.b));
+ // Paper start - handshake event
+ boolean proxyLogicEnabled = org.spigotmc.SpigotConfig.bungee;
+ boolean handledByEvent = false;
+ // Try and handle the handshake through the event
+ if (com.destroystokyo.paper.event.player.PlayerHandshakeEvent.getHandlerList().getRegisteredListeners().length != 0) { // Hello? Can you hear me?
+ com.destroystokyo.paper.event.player.PlayerHandshakeEvent event = new com.destroystokyo.paper.event.player.PlayerHandshakeEvent(packethandshakinginsetprotocol.hostname, !proxyLogicEnabled);
+ if (event.callEvent()) {
+ // If we've failed somehow, let the client know so and go no further.
+ if (event.isFailed()) {
+ chatcomponenttext = new ChatComponentText(event.getFailMessage());
+ this.b.sendPacket(new PacketLoginOutDisconnect(chatcomponenttext));
+ this.b.close(chatcomponenttext);
+ return;
+ }
+
+ packethandshakinginsetprotocol.hostname = event.getServerHostname();
+ this.b.l = new java.net.InetSocketAddress(event.getSocketAddressHostname(), ((java.net.InetSocketAddress) this.b.getSocketAddress()).getPort());
+ this.b.spoofedUUID = event.getUniqueId();
+ this.b.spoofedProfile = gson.fromJson(event.getPropertiesJson(), com.mojang.authlib.properties.Property[].class);
+ handledByEvent = true; // Hooray, we did it!
+ }
+ }
+ // Don't try and handle default logic if it's been handled by the event.
+ if (!handledByEvent && proxyLogicEnabled) {
+ // Paper end
// Spigot Start
- if (org.spigotmc.SpigotConfig.bungee) {
+ //if (org.spigotmc.SpigotConfig.bungee) { // Paper - comment out, we check above!
String[] split = packethandshakinginsetprotocol.hostname.split("\00");
if ( split.length == 3 || split.length == 4 ) {
packethandshakinginsetprotocol.hostname = split[0];
--
2.7.4