Paper/patches/server/0161-Expose-client-protocol-version-and-virtual-host.patch
Jake Potrebic 29b17a892d
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#9088)
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:
5efeb7bd Also update compiler version
c13b867a Update some Maven plugin versions
deb28d9f PR-837: Add more bell API
e938d62a PR-819: Allow Player#sendBlockDamage() to specify a source entity
0e75532c PR-818: Add more Guardian API, particularly for its laser
a10155aa PR-839: Add BlockData#rotate and BlockData#mirror
77e690b4 PR-836: Add missing API for explosive minecarts
60722059 PR-832: Allow getting chunks without generating them and optimize chunk data request for ungenerated chunks
0a2c4b4b PR-834: Add Player#sendHurtAnimation()

CraftBukkit Changes:
be8682aa8 Also update compiler version
08e305f5b Update some Maven plugin versions
187bdd463 PR-1160: Add more bell API
2f8e5bc7c PR-1145: Allow Player#sendBlockDamage() to specify a source entity
bcbb61b36 PR-1144: Add more Guardian API, particularly for its laser
722ddff6d PR-1162: Add BlockData#rotate and BlockData#mirror
80998277c PR-1159: Add missing API for explosive minecarts
1fddefce1 PR-1155: Allow getting chunks without generating them and optimize chunk data request for ungenerated chunks
20e8a486f PR-1157: Add Player#sendHurtAnimation()

Spigot Changes:
b31949f2 Rebuild patches
2023-04-07 19:39:13 +01:00

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 da13fd2cde9b54ab5bf87fbb4e90b5da47b6b8f2..07b2d28c5cba543b104ade6a180b0940a794e08c 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 2be1bd39ee1341128f02e38afe5698b837735827..cca08b8c6e1e15f13326a2a7e33e7f3225ad894b 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 2a77e7ffb748c5b7f89aa232b51e7d62732850d9..1a4778052126cde62126e04b7bbf285be07b69b6 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -303,6 +303,20 @@ 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) {