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Revert "Readd previous Netty tweaks, the memory leak has been fixed"

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This reverts commit d7ccd34e50.
Dieser Commit ist enthalten in:
md_5 2013-04-21 10:21:35 +10:00
Ursprung d7ccd34e50
Commit 83ded01371
2 geänderte Dateien mit 123 neuen und 130 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

41
CraftBukkit-Patches/0016-Only-count-entities-in-chunks-being-processed-for-th.patch
Datei anzeigen

@ -1,4 +1,4 @@
From 832f647429af64b9c70b0647c5a2217e8aa85812 Mon Sep 17 00:00:00 2001
From a6f63db4333363a12ea2905bc4a2093abde6839d Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 29 Jan 2013 13:25:53 -0500
Subject: [PATCH] Only count entities in chunks being processed for the spawn
@ -6,7 +6,7 @@ Subject: [PATCH] Only count entities in chunks being processed for the spawn
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index b3e2818..6362a37 100644
index b3e2818..21fbf7d 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -16,6 +16,7 @@ public final class SpawnerCreature {
@ -17,34 +17,7 @@ index b3e2818..6362a37 100644
protected static ChunkPosition getRandomPosition(World world, int i, int j) {
Chunk chunk = world.getChunkAt(i, j);
@@ -26,6 +27,26 @@ public final class SpawnerCreature {
return new ChunkPosition(k, i1, l);
}
+ // Spigot start - get entity count only from chunks being processed in b
+ public static final int getEntityCount(WorldServer server, Class oClass) {
+ int i = 0;
+ for (Long coord : b.keySet()) {
+ int x = LongHash.msw(coord);
+ int z = LongHash.lsw(coord);
+ if (!server.chunkProviderServer.unloadQueue.contains(x,z) && server.isChunkLoaded(x, z)) {
+ for (List<Entity> entitySlice : server.getChunkAt(x, z).entitySlices) {
+ for (Entity entity : entitySlice) {
+ if (oClass.isAssignableFrom(entity.getClass())) {
+ ++i;
+ }
+ }
+ }
+ }
+ }
+ return i;
+ }
+ // Spigot end
+
public static final int spawnEntities(WorldServer worldserver, boolean flag, boolean flag1, boolean flag2) {
if (!flag && !flag1) {
return 0;
@@ -34,13 +55,24 @@ public final class SpawnerCreature {
@@ -34,13 +35,24 @@ public final class SpawnerCreature {
int i;
int j;
@ -70,7 +43,7 @@ index b3e2818..6362a37 100644
for (int l = -b0; l <= b0; ++l) {
for (int i1 = -b0; i1 <= b0; ++i1) {
@@ -88,13 +120,15 @@ public final class SpawnerCreature {
@@ -88,13 +100,15 @@ public final class SpawnerCreature {
if (limit == 0) {
continue;
}
@ -78,7 +51,7 @@ index b3e2818..6362a37 100644
// CraftBukkit end
- if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && worldserver.a(enumcreaturetype.a()) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits
+ if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && (mobcnt = getEntityCount(worldserver, enumcreaturetype.a())) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits and use all loaded chunks
+ if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && (mobcnt = worldserver.a(enumcreaturetype.a())) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits and use all loaded chunks
Iterator iterator = b.keySet().iterator();
+ int moblimit = (limit * b.size() / 256) - mobcnt + 1; // CraftBukkit - up to 1 more than limit
@ -88,7 +61,7 @@ index b3e2818..6362a37 100644
// CraftBukkit start
long key = ((Long) iterator.next()).longValue();
@@ -158,6 +192,12 @@ public final class SpawnerCreature {
@@ -158,6 +172,12 @@ public final class SpawnerCreature {
a(entityliving, worldserver, f, f1, f2);
worldserver.addEntity(entityliving, SpawnReason.NATURAL);
// CraftBukkit end
@ -102,5 +75,5 @@ index b3e2818..6362a37 100644
continue label110;
}
--
1.8.2.1
1.7.11.msysgit.0

212
CraftBukkit-Patches/0021-Netty.patch
Datei anzeigen

@ -1,4 +1,4 @@
From 92c3a39d341cb9aa166c5fb00756cd18ff4908a6 Mon Sep 17 00:00:00 2001
From efe9a9aecb849b6886372c7d9445cd79dd706687 Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Fri, 19 Apr 2013 17:44:39 +1000
Subject: [PATCH] Netty
@ -417,10 +417,10 @@ index 0000000..c8ea80a
+}
diff --git a/src/main/java/org/spigotmc/netty/CipherCodec.java b/src/main/java/org/spigotmc/netty/CipherCodec.java
new file mode 100644
index 0000000..5e3a5f9
index 0000000..2dbbf6c
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/CipherCodec.java
@@ -0,0 +1,59 @@
@@ -0,0 +1,67 @@
+package org.spigotmc.netty;
+
+import io.netty.buffer.ByteBuf;
@ -428,6 +428,7 @@ index 0000000..5e3a5f9
+import io.netty.handler.codec.ByteToByteCodec;
+import javax.crypto.Cipher;
+import javax.crypto.ShortBufferException;
+import net.minecraft.server.Packet252KeyResponse;
+
+/**
+ * This class is a complete solution for encrypting and decoding bytes in a
@ -438,6 +439,7 @@ index 0000000..5e3a5f9
+
+ private Cipher encrypt;
+ private Cipher decrypt;
+ private Packet252KeyResponse responsePacket;
+ private ThreadLocal<byte[]> heapInLocal = new EmptyByteThreadLocal();
+ private ThreadLocal<byte[]> heapOutLocal = new EmptyByteThreadLocal();
+
@ -449,9 +451,15 @@ index 0000000..5e3a5f9
+ }
+ }
+
+ public CipherCodec(Cipher encrypt, Cipher decrypt) {
+ public CipherCodec(Cipher encrypt, Cipher decrypt, Packet252KeyResponse responsePacket) {
+ this.encrypt = encrypt;
+ this.decrypt = decrypt;
+ this.responsePacket = responsePacket;
+ }
+
+ @Override
+ public void beforeAdd(ChannelHandlerContext ctx) throws Exception {
+ ctx.channel().write(responsePacket);
+ }
+
+ @Override
@ -482,37 +490,27 @@ index 0000000..5e3a5f9
+}
diff --git a/src/main/java/org/spigotmc/netty/NettyNetworkManager.java b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
new file mode 100644
index 0000000..bf5d731
index 0000000..0e1b1fd
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
@@ -0,0 +1,308 @@
@@ -0,0 +1,253 @@
+package org.spigotmc.netty;
+
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufOutputStream;
+import io.netty.buffer.IllegalBufferAccessException;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelFutureListener;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.ChannelInboundMessageHandlerAdapter;
+import io.netty.channel.socket.SocketChannel;
+import io.netty.util.concurrent.ScheduledFuture;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.Socket;
+import java.net.SocketAddress;
+import java.security.PrivateKey;
+import java.util.ArrayList;
+import java.util.AbstractList;
+import java.util.List;
+import java.util.Queue;
+import java.util.concurrent.ConcurrentLinkedQueue;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.ReentrantLock;
+import javax.crypto.Cipher;
+import javax.crypto.SecretKey;
+import net.minecraft.server.Connection;
@ -537,10 +535,22 @@ index 0000000..bf5d731
+ private static final MultiplexingServerConnection serverConnection = (MultiplexingServerConnection) server.ae();
+ /*========================================================================*/
+ private final Queue<Packet> syncPackets = new ConcurrentLinkedQueue<Packet>();
+ private final List<Packet> highPriorityQueue = new ArrayList<Packet>();
+ private final ReentrantLock writeLock = new ReentrantLock();
+ private Runnable packetDispatcher;
+ private ScheduledFuture<?> scheduledTask;
+ private final List<Packet> highPriorityQueue = new AbstractList<Packet>() {
+ @Override
+ public void add(int index, Packet element) {
+ // NOP
+ }
+
+ @Override
+ public Packet get(int index) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public int size() {
+ return 0;
+ }
+ };
+ private volatile boolean connected;
+ private Channel channel;
+ private SocketAddress address;
@ -559,7 +569,6 @@ index 0000000..bf5d731
+ // Check the throttle
+ if (serverConnection.throttle(((InetSocketAddress) channel.remoteAddress()).getAddress())) {
+ channel.close();
+ return;
+ }
+ // Then the socket adaptor
+ socketAdaptor = NettySocketAdaptor.adapt((SocketChannel) channel);
@ -568,62 +577,10 @@ index 0000000..bf5d731
+ // Finally register the connection
+ connected = true;
+ serverConnection.register((PendingConnection) connection);
+ // And register our send dispatcher
+ packetDispatcher = new Runnable() {
+ public void run() {
+ // Ensure exclusive access to the queue
+ if (!writeLock.isHeldByCurrentThread()) {
+ writeLock.lock();
+ }
+ try {
+ if (highPriorityQueue.size() == 0) {
+ return;
+ }
+ // Try and get a bearing on the size
+ int estimatedSize = 0;
+ for (Packet packet : highPriorityQueue) {
+ estimatedSize += packet.a();
+ }
+ // Allocate a buffer
+ final ByteBuf buf = channel.alloc().directBuffer(estimatedSize);
+ // And an outputstream to this buffer
+ DataOutputStream out = new DataOutputStream(new ByteBufOutputStream(buf));
+ // Loop through all packets
+ for (Packet packet : highPriorityQueue) {
+ // Write packet ID
+ buf.writeByte(packet.n());
+ try {
+ // Write actual packet
+ packet.a(out);
+ } catch (IOException ex) {
+ // Catch exception in case it ever happens (should never)
+ a("disconnect.genericReason", new Object[]{"Exception writing packet: " + ex});
+ }
+ }
+ // Clear existing packets so we can unlock our lock
+ highPriorityQueue.clear();
+ // Send the whole buffer down
+ writtenBytes += buf.readableBytes();
+ channel.write(buf).addListener(new ChannelFutureListener() {
+ public void operationComplete(ChannelFuture future) throws Exception {
+ buf.release();
+ if (buf.refCnt() != 0) {
+ throw new IllegalBufferAccessException("Buffer not freed!");
+ }
+ }
+ });
+ } finally {
+ writeLock.unlock();
+ }
+ }
+ };
+ scheduledTask = ctx.executor().scheduleWithFixedDelay(packetDispatcher, 20, 20, TimeUnit.MILLISECONDS);
+ }
+
+ @Override
+ public void channelInactive(ChannelHandlerContext ctx) throws Exception {
+ // Cleanup the timer task
+ scheduledTask.cancel(false);
+ a("disconnect.endOfStream", new Object[0]);
+ }
+
@ -685,24 +642,18 @@ index 0000000..bf5d731
+ packet = PacketListener.callQueued(this, connection, packet);
+ // If handler indicates packet send
+ if (packet != null) {
+ // Aquire lock
+ writeLock.lock();
+ try {
+ highPriorityQueue.add(packet);
+ // If needed, check and prepare encryption phase
+ if (packet instanceof Packet252KeyResponse) {
+ Cipher encrypt = NettyServerConnection.getCipher(Cipher.ENCRYPT_MODE, secret);
+ Cipher decrypt = NettyServerConnection.getCipher(Cipher.DECRYPT_MODE, secret);
+ CipherCodec codec = new CipherCodec(encrypt, decrypt);
+ // Flush send queue
+ packetDispatcher.run();
+ channel.pipeline().addBefore("decoder", "cipher", codec);
+ }
+ } finally {
+ // If we still have a lock, we need to get ri
+ if (writeLock.isHeldByCurrentThread()) {
+ writeLock.unlock();
+ }
+ highPriorityQueue.add(packet);
+
+ // If needed, check and prepare encryption phase
+ // We don't send the packet here as it is sent just before the cipher handler has been added to ensure we can safeguard from any race conditions
+ // Which are caused by the slow first initialization of the cipher SPI
+ if (packet instanceof Packet252KeyResponse) {
+ Cipher encrypt = NettyServerConnection.getCipher(Cipher.ENCRYPT_MODE, secret);
+ Cipher decrypt = NettyServerConnection.getCipher(Cipher.DECRYPT_MODE, secret);
+ CipherCodec codec = new CipherCodec(encrypt, decrypt, (Packet252KeyResponse) packet);
+ channel.pipeline().addBefore("decoder", "cipher", codec);
+ } else {
+ channel.write(packet);
+ }
+ }
+ }
@ -758,8 +709,6 @@ index 0000000..bf5d731
+ public void d() {
+ if (connected) {
+ connected = false;
+ // Send all pending packets
+ packetDispatcher.run();
+ channel.close();
+ }
+ }
@ -793,13 +742,17 @@ index 0000000..bf5d731
+ public long getWrittenBytes() {
+ return writtenBytes;
+ }
+
+ public void addWrittenBytes(int written) {
+ writtenBytes += written;
+ }
+}
diff --git a/src/main/java/org/spigotmc/netty/NettyServerConnection.java b/src/main/java/org/spigotmc/netty/NettyServerConnection.java
new file mode 100644
index 0000000..9ad9c52
index 0000000..e5d24f7
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/NettyServerConnection.java
@@ -0,0 +1,79 @@
@@ -0,0 +1,90 @@
+package org.spigotmc.netty;
+
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
@ -815,10 +768,17 @@ index 0000000..9ad9c52
+import java.net.InetAddress;
+import java.security.GeneralSecurityException;
+import java.security.Key;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.logging.Level;
+import javax.crypto.Cipher;
+import javax.crypto.spec.IvParameterSpec;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.PendingConnection;
+import net.minecraft.server.ServerConnection;
+import org.bukkit.Bukkit;
+
+/**
+ * This is the NettyServerConnection class. It implements
@ -830,6 +790,8 @@ index 0000000..9ad9c52
+
+ private final ChannelFuture socket;
+
+
+
+ public NettyServerConnection(MinecraftServer ms, InetAddress host, int port) {
+ super(ms);
+ int threads = Integer.getInteger("org.spigotmc.netty.threads", 3);
@ -846,12 +808,14 @@ index 0000000..9ad9c52
+ ch.pipeline()
+ .addLast("timer", new ReadTimeoutHandler(30))
+ .addLast("decoder", new PacketDecoder())
+ .addLast("encoder", new PacketEncoder(networkManager))
+ .addLast("manager", networkManager);
+ }
+ }).group(new NioEventLoopGroup(threads, new ThreadFactoryBuilder().setNameFormat("Netty IO Thread - %1$d").build())).localAddress(host, port).bind();
+ MinecraftServer.getServer().getLogger().info("Using Netty NIO with " + threads + " threads for network connections.");
+ }
+
+
+ /**
+ * Shutdown. This method is called when the server is shutting down and the
+ * server socket and all clients should be terminated with no further
@ -1203,6 +1167,62 @@ index 0000000..65074d2
+ packet = null;
+ }
+}
diff --git a/src/main/java/org/spigotmc/netty/PacketEncoder.java b/src/main/java/org/spigotmc/netty/PacketEncoder.java
new file mode 100644
index 0000000..c8832d6
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/PacketEncoder.java
@@ -0,0 +1,50 @@
+package org.spigotmc.netty;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufOutputStream;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.MessageToByteEncoder;
+import java.io.DataOutputStream;
+import net.minecraft.server.Packet;
+
+/**
+ * Netty encoder which takes a packet and encodes it, and adds a byte packet id
+ * header.
+ */
+public class PacketEncoder extends MessageToByteEncoder<Packet> {
+
+ private ByteBuf outBuf;
+ private DataOutputStream dataOut;
+ private final NettyNetworkManager networkManager;
+
+ public PacketEncoder(NettyNetworkManager networkManager) {
+ this.networkManager = networkManager;
+ }
+
+ @Override
+ public void encode(ChannelHandlerContext ctx, Packet msg, ByteBuf out) throws Exception {
+ if (outBuf == null) {
+ outBuf = ctx.alloc().directBuffer();
+ }
+ if (dataOut == null) {
+ dataOut = new DataOutputStream(new ByteBufOutputStream(outBuf));
+ }
+
+ out.writeByte(msg.n());
+ msg.a(dataOut);
+
+ networkManager.addWrittenBytes(outBuf.readableBytes());
+ out.writeBytes(outBuf);
+ out.discardSomeReadBytes();
+ }
+
+ @Override
+ public void freeOutboundBuffer(ChannelHandlerContext ctx) throws Exception {
+ super.freeOutboundBuffer(ctx);
+ if (outBuf != null) {
+ outBuf.release();
+ outBuf = null;
+ }
+ dataOut = null;
+ }
+}
diff --git a/src/main/java/org/spigotmc/netty/PacketListener.java b/src/main/java/org/spigotmc/netty/PacketListener.java
new file mode 100644
index 0000000..8e3b932