Paper/patches/server/0159-Expose-client-protocol-version-and-virtual-host.patch
Nassim Jahnke 4af62f6d1d
Updated Upstream (Bukkit/CraftBukkit/Spigot)
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:
2d009e64 Update SnakeYAML javadoc link
b4fd213c Switch Player#updateInventory deprecation for internal API annotation

CraftBukkit Changes:
f3b2b2210 SPIGOT-7376: Exception with getBlockData when hasBlockData is false
725545630 SPIGOT-7375: Fix crash breeding certain entities
b9873b0d4 Update Brigadier version with fix
68b320562 SPIGOT-7266: Found typo in CraftBukkit package
98b4d2ff8 SPIGOT-7372, SPIGOT-7373: Signs can't be edited, issues with SignChangeEvent
5f7bd4d78 SPIGOT-7371: Sign does not open edit text on placement
b4cf99d24 SPIGOT-7371: Fix editing signs with API
a2b6c2744 PR-1200: Implement open sign by side
a345bb940 SPIGOT-7368: Downgrade SpecialSource version

Spigot Changes:
723951c3 Rebuild patches
b655c57d Drop old collision API deprecated since 1.9.4
55b0fed4 Rebuild patches
2023-06-08 15:25:35 +02:00

117 lines
4.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Minecrell <minecrell@minecrell.net>
Date: Tue, 10 Oct 2017 18:45:20 +0200
Subject: [PATCH] Expose client protocol version and virtual host
diff --git a/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java b/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java
new file mode 100644
index 0000000000000000000000000000000000000000..a5a7624f1f372a26b982836cd31cff15e2589e9b
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java
@@ -0,0 +1,49 @@
+package com.destroystokyo.paper.network;
+
+import java.net.InetSocketAddress;
+
+import javax.annotation.Nullable;
+import net.minecraft.network.Connection;
+
+public class PaperNetworkClient implements NetworkClient {
+
+ private final Connection networkManager;
+
+ PaperNetworkClient(Connection networkManager) {
+ this.networkManager = networkManager;
+ }
+
+ @Override
+ public InetSocketAddress getAddress() {
+ return (InetSocketAddress) this.networkManager.getRemoteAddress();
+ }
+
+ @Override
+ public int getProtocolVersion() {
+ return this.networkManager.protocolVersion;
+ }
+
+ @Nullable
+ @Override
+ public InetSocketAddress getVirtualHost() {
+ return this.networkManager.virtualHost;
+ }
+
+ public static InetSocketAddress prepareVirtualHost(String host, int port) {
+ int len = host.length();
+
+ // FML appends a marker to the host to recognize FML clients (\0FML\0)
+ int pos = host.indexOf('\0');
+ if (pos >= 0) {
+ len = pos;
+ }
+
+ // When clients connect with a SRV record, their host contains a trailing '.'
+ if (len > 0 && host.charAt(len - 1) == '.') {
+ len--;
+ }
+
+ return InetSocketAddress.createUnresolved(host.substring(0, len), port);
+ }
+
+}
diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
index c457bdcb93fa306a2d67b31c0abb53465d809862..c8e34e4f1519163fcac77606fe20c2ec9a282901 100644
--- a/src/main/java/net/minecraft/network/Connection.java
+++ b/src/main/java/net/minecraft/network/Connection.java
@@ -114,6 +114,10 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
}
}
// Paper end - add pending task queue
+ // Paper start - NetworkClient implementation
+ public int protocolVersion;
+ public java.net.InetSocketAddress virtualHost;
+ // Paper end
public Connection(PacketFlow side) {
this.receiving = side;
diff --git a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
index 77d7f070cce1a47e41b5d4f5a1cc8c778352a126..a3b610cb1ed97a635677bc46ccdf0463c9918585 100644
--- a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
@@ -157,6 +157,10 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
throw new UnsupportedOperationException("Invalid intention " + packet.getIntention());
}
+ // Paper start - NetworkClient implementation
+ this.connection.protocolVersion = packet.getProtocolVersion();
+ this.connection.virtualHost = com.destroystokyo.paper.network.PaperNetworkClient.prepareVirtualHost(packet.hostName, packet.port);
+ // Paper end
}
@Override
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 6de07ae1c6d2130eb7feef6f169a288d0fdfd77b..bc920ff2bfcdb7ecad3b57ebca6d3ed94771a55a 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -275,6 +275,20 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
}
+ // Paper start - Implement NetworkClient
+ @Override
+ public int getProtocolVersion() {
+ if (getHandle().connection == null) return -1;
+ return getHandle().connection.connection.protocolVersion;
+ }
+
+ @Override
+ public InetSocketAddress getVirtualHost() {
+ if (getHandle().connection == null) return null;
+ return getHandle().connection.connection.virtualHost;
+ }
+ // Paper end
+
@Override
public double getEyeHeight(boolean ignorePose) {
if (ignorePose) {