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Fix unused patches (#115)

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* Remove patch that is now in Paper

* Redirect Paper's safe component method to ours
This commit is contained in:
Luna
2023-07-04 13:49:28 -03:00
committed by GitHub
parent 25eed98578
commit 2109ba025d
40 changed files with 36 additions and 103 deletions
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180
patches/server/0014-Block-server-side-chunkbans.patch Normal file
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@ -0,0 +1,180 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: ayunami2000 <spwilliamsiam@gmail.com>
Date: Mon, 28 Mar 2022 17:02:21 -0400
Subject: [PATCH] Block server-side chunkbans
diff --git a/src/main/java/net/minecraft/network/PacketEncoder.java b/src/main/java/net/minecraft/network/PacketEncoder.java
index fbfadeb83719b81f42724e79c59e92ed88fdece7..c9c0652a22760716f9dbb5fc73bc6fce5148b800 100644
--- a/src/main/java/net/minecraft/network/PacketEncoder.java
+++ b/src/main/java/net/minecraft/network/PacketEncoder.java
@@ -6,9 +6,17 @@ import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToByteEncoder;
import io.papermc.paper.adventure.PaperAdventure; // Paper
import java.io.IOException;
+import java.util.Collections; // Scissors
+import net.minecraft.ChatFormatting; // Scissors
+import net.minecraft.core.NonNullList; // Scissors
+import net.minecraft.nbt.CompoundTag; // Scissors
+import net.minecraft.network.chat.Component; // Scissors
+import net.minecraft.network.chat.SignedMessageBody; // Scissors
import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.PacketFlow;
+import net.minecraft.network.protocol.game.*; // Scissors
import net.minecraft.util.profiling.jfr.JvmProfiler;
+import net.minecraft.world.item.ItemStack; // Scissors
import org.slf4j.Logger;
public class PacketEncoder extends MessageToByteEncoder<Packet<?>> {
@@ -19,6 +27,23 @@ public class PacketEncoder extends MessageToByteEncoder<Packet<?>> {
this.flow = side;
}
+ // Scissors start
+ private static int tryWrite(Packet packet, FriendlyByteBuf friendlyByteBuf, ChannelHandlerContext channelHandlerContext, int i) {
+ friendlyByteBuf.writeVarInt(i);
+ friendlyByteBuf.adventure$locale = channelHandlerContext.channel().attr(PaperAdventure.LOCALE_ATTRIBUTE).get();
+
+ int j = friendlyByteBuf.writerIndex();
+ packet.write(friendlyByteBuf);
+ int k = friendlyByteBuf.writerIndex() - j;
+ int packetLength = friendlyByteBuf.readableBytes();
+ if (k > 8388608 || packetLength > MAX_PACKET_SIZE) {
+ throw new SkipPacketException(new IllegalArgumentException("Packet too big (is " + k + "): " + packet));
+ }
+
+ return k;
+ }
+ // Scissors end
+
protected void encode(ChannelHandlerContext channelHandlerContext, Packet<?> packet, ByteBuf byteBuf) throws Exception {
ConnectionProtocol connectionProtocol = channelHandlerContext.channel().attr(Connection.ATTRIBUTE_PROTOCOL).get();
if (connectionProtocol == null) {
@@ -33,38 +58,66 @@ public class PacketEncoder extends MessageToByteEncoder<Packet<?>> {
throw new IOException("Can't serialize unregistered packet");
} else {
FriendlyByteBuf friendlyByteBuf = new FriendlyByteBuf(byteBuf);
- friendlyByteBuf.writeVarInt(i);
- friendlyByteBuf.adventure$locale = channelHandlerContext.channel().attr(PaperAdventure.LOCALE_ATTRIBUTE).get(); // Paper
+ // Scissors start
+ int k;
try {
- int j = friendlyByteBuf.writerIndex();
- packet.write(friendlyByteBuf);
- int k = friendlyByteBuf.writerIndex() - j;
- if (false && k > 8388608) { // Paper - disable
- throw new IllegalArgumentException("Packet too big (is " + k + ", should be less than 8388608): " + packet);
- } else {
- int l = channelHandlerContext.channel().attr(Connection.ATTRIBUTE_PROTOCOL).get().getId();
- JvmProfiler.INSTANCE.onPacketSent(l, i, channelHandlerContext.channel().remoteAddress(), k);
- }
+ k = tryWrite(packet, friendlyByteBuf, channelHandlerContext, i);
} catch (Throwable var10) {
- LOGGER.error("Packet encoding of packet ID {} threw (skippable? {})", i, packet.isSkippable(), var10); // Paper - Give proper error message
- if (packet.isSkippable()) {
- throw new SkipPacketException(var10);
- } else {
- throw var10;
+ packet = capPacket(packet, i);
+ if (packet == null) {
+ throw new SkipPacketException(new IllegalArgumentException("Packet too big: " + packet));
}
+ friendlyByteBuf.clear();
+ k = tryWrite(packet, friendlyByteBuf, channelHandlerContext, i);
}
- // Paper start
- int packetLength = friendlyByteBuf.readableBytes();
- if (packetLength > MAX_PACKET_SIZE) {
- throw new PacketTooLargeException(packet, packetLength);
- }
- // Paper end
+ int l = channelHandlerContext.channel().attr(Connection.ATTRIBUTE_PROTOCOL).get().getId();
+ JvmProfiler.INSTANCE.onPacketSent(l, i, channelHandlerContext.channel().remoteAddress(), k);
+ // Scissors end
}
}
}
+ // Scissors start
+ private static Packet capPacket(Packet packet, int i) {
+ if (packet instanceof ClientboundBlockEntityDataPacket blockEntityDataPacket) {
+ packet = new ClientboundBlockEntityDataPacket(blockEntityDataPacket.getPos(), blockEntityDataPacket.getType(), new CompoundTag());
+ } else if (packet instanceof ClientboundLevelChunkPacketData chunkPacket) {
+ chunkPacket.clearNBT();
+ } else if (packet instanceof ClientboundSetEntityDataPacket) {
+ return null; // Skip
+ } else if (packet instanceof ClientboundContainerSetContentPacket containerSetContentPacket) {
+ packet = new ClientboundContainerSetContentPacket(containerSetContentPacket.getContainerId(), containerSetContentPacket.getStateId(), NonNullList.create(), ItemStack.EMPTY);
+ } else if (packet instanceof ClientboundSetEquipmentPacket setEquipmentPacket) {
+ packet = new ClientboundSetEquipmentPacket(setEquipmentPacket.getEntity(), Collections.emptyList());
+ } else if (packet instanceof ClientboundContainerSetSlotPacket containerSetSlotPacket) {
+ packet = new ClientboundContainerSetSlotPacket(containerSetSlotPacket.getContainerId(), containerSetSlotPacket.getStateId(), containerSetSlotPacket.getSlot(), ItemStack.EMPTY);
+ } else if (packet instanceof ClientboundMapItemDataPacket mapItemDataPacket) {
+ packet = new ClientboundMapItemDataPacket(mapItemDataPacket.getMapId(), mapItemDataPacket.getScale(), mapItemDataPacket.isLocked(), null, null);
+ } else if (packet instanceof ClientboundSystemChatPacket) {
+ return null;
+ } else if (packet instanceof ClientboundDisguisedChatPacket) {
+ return null;
+ } else if (packet instanceof ClientboundPlayerChatPacket playerChatPacket) {
+ final SignedMessageBody.Packed body = playerChatPacket.body();
+ packet = new ClientboundPlayerChatPacket(playerChatPacket.sender(), // Not sending this packet results in a kick when someone says something.
+ playerChatPacket.index(),
+ playerChatPacket.signature(),
+ playerChatPacket.body(),
+ Component.empty().append("** Message too large **").withStyle(ChatFormatting.RED),
+ playerChatPacket.filterMask(),
+ playerChatPacket.chatType()
+ );
+ } else {
+ LOGGER.error("Packet with ID {} was too large and was not caught. Please report this to the Scissors developers.", i);
+ return null;
+ }
+
+ return packet;
+ }
+ // Scissors end
+
// Paper start
private static int MAX_PACKET_SIZE = 8388608;
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockEntityDataPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockEntityDataPacket.java
index 3944852921335c78a04a9dc301882ab5b152b1ed..96ee53c7cc862e059328c5cdf5e07f309df6a79e 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockEntityDataPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundBlockEntityDataPacket.java
@@ -24,7 +24,7 @@ public class ClientboundBlockEntityDataPacket implements Packet<ClientGamePacket
return create(blockEntity, BlockEntity::getUpdateTag);
}
- private ClientboundBlockEntityDataPacket(BlockPos pos, BlockEntityType<?> blockEntityType, CompoundTag nbt) {
+ public ClientboundBlockEntityDataPacket(BlockPos pos, BlockEntityType<?> blockEntityType, CompoundTag nbt) { // Scissors - private -> public
this.pos = pos;
this.type = blockEntityType;
this.tag = nbt.isEmpty() ? null : nbt;
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
index 39b879f21f958dbd91ab0f74e5d4f3c74928fc33..688287c637a0d4b28d630b7304a3c2cf339bdf54 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundLevelChunkPacketData.java
@@ -33,6 +33,13 @@ public class ClientboundLevelChunkPacketData {
}
// Paper end
+ // Scissors start
+ public void clearNBT() {
+ this.blockEntitiesData.clear();
+ this.extraPackets.clear();
+ }
+ // Scissors end
+
// Paper start - Anti-Xray - Add chunk packet info
@Deprecated @io.papermc.paper.annotation.DoNotUse public ClientboundLevelChunkPacketData(LevelChunk chunk) { this(chunk, null); }
public ClientboundLevelChunkPacketData(LevelChunk chunk, com.destroystokyo.paper.antixray.ChunkPacketInfo<net.minecraft.world.level.block.state.BlockState> chunkPacketInfo) {
@@ -58,6 +65,7 @@ public class ClientboundLevelChunkPacketData {
int totalTileEntities = 0; // Paper
for(Map.Entry<BlockPos, BlockEntity> entry2 : chunk.getBlockEntities().entrySet()) {
+ if (this.extraPackets.size() > 50) break; // Scissors - Limit extraPackets size
// Paper start
if (++totalTileEntities > TE_LIMIT) {
var packet = entry2.getValue().getUpdatePacket();