Add Geyser listener into listeners set in BungeeCord

Will fix ViaVersion compatibility when https://github.com/ViaVersion/ViaVersion/pull/2698 gets merged.
This commit is contained in:
Camotoy 2021-10-02 08:53:36 -04:00
parent b58cbd00bc
commit f1098a9207
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@ -39,7 +39,9 @@ import net.md_5.bungee.netty.PipelineUtils;
import org.geysermc.connector.bootstrap.GeyserBootstrap;
import org.geysermc.connector.common.GeyserInjector;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Set;
public class GeyserBungeeInjector extends GeyserInjector {
private final ProxyServer proxy;
@ -47,12 +49,14 @@ public class GeyserBungeeInjector extends GeyserInjector {
* Set as a variable so it is only set after the proxy has finished initializing
*/
private ChannelInitializer<Channel> channelInitializer = null;
private Set<Channel> bungeeChannels = null;
public GeyserBungeeInjector(ProxyServer proxy) {
this.proxy = proxy;
}
@Override
@SuppressWarnings("unchecked")
protected void initializeLocalChannel0(GeyserBootstrap bootstrap) throws Exception {
// TODO - allow Geyser to specify its own listener info properties
if (proxy.getConfig().getListeners().size() != 1) {
@ -97,6 +101,13 @@ public class GeyserBungeeInjector extends GeyserInjector {
bootstrap.getGeyserConfig().getRemote().isUseProxyProtocol() // If Geyser is expecting HAProxy, so should the Bungee end
);
// The field that stores all listeners in BungeeCord
// As of https://github.com/ViaVersion/ViaVersion/pull/2698 ViaVersion adds a wrapper to this field to
// add its connections
Field listenerField = proxyClass.getDeclaredField("listeners");
listenerField.setAccessible(true);
bungeeChannels = (Set<Channel>) listenerField.get(proxy);
// This method is what initializes the connection in Java Edition, after Netty is all set.
Method initChannel = ChannelInitializer.class.getDeclaredMethod("initChannel", Channel.class);
initChannel.setAccessible(true);
@ -116,7 +127,7 @@ public class GeyserBungeeInjector extends GeyserInjector {
if (channelInitializer == null) {
// Proxy has finished initializing; we can safely grab this variable without fear of plugins modifying it
// (ViaVersion replaces this to inject)
// (Older versions of ViaVersion replace this to inject)
channelInitializer = PipelineUtils.SERVER_CHILD;
}
initChannel.invoke(channelInitializer, ch);
@ -129,6 +140,16 @@ public class GeyserBungeeInjector extends GeyserInjector {
.syncUninterruptibly();
this.localChannel = channelFuture;
this.bungeeChannels.add(this.localChannel.channel());
this.serverSocketAddress = channelFuture.channel().localAddress();
}
@Override
public void shutdown() {
if (this.localChannel != null && this.bungeeChannels != null) {
this.bungeeChannels.remove(this.localChannel.channel());
this.bungeeChannels = null;
}
super.shutdown();
}
}