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ConnectionInitEvent

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Shane Freeder 2019-12-02 11:36:13 +00:00
parent 6f85738aaa
commit 82e1da51f9
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1 changed files with 102 additions and 0 deletions
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BungeeCord-Patches/0055-ConnectionInitEvent.patch Normal file
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@ -0,0 +1,102 @@
From ccd977e511e6201c62e9e0da5879b55b1351f9cf Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Mon, 2 Dec 2019 11:35:17 +0000
Subject: [PATCH] ConnectionInitEvent
diff --git a/api/src/main/java/io/github/waterfallmc/waterfall/event/ConnectionInitEvent.java b/api/src/main/java/io/github/waterfallmc/waterfall/event/ConnectionInitEvent.java
new file mode 100644
index 00000000..381c8deb
--- /dev/null
+++ b/api/src/main/java/io/github/waterfallmc/waterfall/event/ConnectionInitEvent.java
@@ -0,0 +1,35 @@
+package io.github.waterfallmc.waterfall.event;
+
+import net.md_5.bungee.api.Callback;
+import net.md_5.bungee.api.event.AsyncEvent;
+import net.md_5.bungee.api.plugin.Cancellable;
+
+import java.net.InetSocketAddress;
+
+import lombok.ToString;
+
+/**
+ * Represents a brand new connection made to the proxy, allowing for plugins to
+ * efficiently close a connection, useful for connection throttlers, etc
+ */
+@ToString
+public class ConnectionInitEvent extends AsyncEvent<ConnectionInitEvent> implements Cancellable {
+
+ private final InetSocketAddress remoteAddress;
+ private boolean isCancelled = false;
+
+ public ConnectionInitEvent(InetSocketAddress remoteAddress, Callback<ConnectionInitEvent> done) {
+ super(done);
+ this.remoteAddress = remoteAddress;
+ }
+
+ @Override
+ public boolean isCancelled() {
+ return this.isCancelled;
+ }
+
+ @Override
+ public void setCancelled(boolean cancel) {
+ this.isCancelled = cancel;
+ }
+}
diff --git a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
index 23241d68..31de5a6f 100644
--- a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
+++ b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
@@ -1,5 +1,6 @@
package net.md_5.bungee.netty;
+import io.github.waterfallmc.waterfall.event.ConnectionInitEvent;
import io.netty.buffer.PooledByteBufAllocator;
import io.netty.channel.Channel;
import io.netty.channel.ChannelException;
@@ -31,6 +32,7 @@ import net.md_5.bungee.UserConnection;
import net.md_5.bungee.Util;
import net.md_5.bungee.api.ProxyServer;
import net.md_5.bungee.api.config.ListenerInfo;
+import net.md_5.bungee.api.connection.Connection;
import net.md_5.bungee.connection.InitialHandler;
import net.md_5.bungee.protocol.KickStringWriter;
import net.md_5.bungee.protocol.LegacyDecoder;
@@ -57,9 +59,22 @@ public class PipelineUtils
return;
}
+ ConnectionInitEvent connectionInitEvent = new ConnectionInitEvent((InetSocketAddress) ch.remoteAddress(), (result, throwable) -> { // Waterfall
+
+ if (result.isCancelled()) {
+ ch.close();
+ return;
+ }
+
ListenerInfo listener = ch.attr( LISTENER ).get();
+ try {
BASE.initChannel( ch );
+ } catch (Exception e) {
+ e.printStackTrace();
+ ch.close();
+ return;
+ }
ch.pipeline().addBefore( FRAME_DECODER, LEGACY_DECODER, new LegacyDecoder() );
ch.pipeline().addAfter( FRAME_DECODER, PACKET_DECODER, new MinecraftDecoder( Protocol.HANDSHAKE, true, ProxyServer.getInstance().getProtocolVersion() ) );
ch.pipeline().addAfter( FRAME_PREPENDER, PACKET_ENCODER, new MinecraftEncoder( Protocol.HANDSHAKE, true, ProxyServer.getInstance().getProtocolVersion() ) );
@@ -70,6 +85,9 @@ public class PipelineUtils
{
ch.pipeline().addFirst( new HAProxyMessageDecoder() );
}
+ }); // Waterfall
+
+ BungeeCord.getInstance().getPluginManager().callEvent(connectionInitEvent);
}
};
public static final Base BASE = new Base();
--
2.24.0