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Limit maximum amount of known packs by vanilla defaults (#1303)

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UserNugget 2024-04-24 12:50:33 +03:00 committed by GitHub
parent b50f9eceff
commit 7e45c17b04
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proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/config/KnownPacksPacket.java
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@ -21,16 +21,25 @@ import com.velocitypowered.api.network.ProtocolVersion;
import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
import com.velocitypowered.proxy.protocol.MinecraftPacket;
import com.velocitypowered.proxy.protocol.ProtocolUtils;
import com.velocitypowered.proxy.util.except.QuietDecoderException;
import io.netty.buffer.ByteBuf;
public class KnownPacksPacket implements MinecraftPacket {
private static final int MAX_LENGTH_PACKS = Integer.getInteger("velocity.max-known-packs", 64);
private static final QuietDecoderException TOO_MANY_PACKS =
new QuietDecoderException("too many known packs");
private KnownPack[] packs;
@Override
public void decode(ByteBuf buf, ProtocolUtils.Direction direction,
ProtocolVersion protocolVersion) {
final int packCount = ProtocolUtils.readVarInt(buf);
if (packCount > MAX_LENGTH_PACKS) {
throw TOO_MANY_PACKS;
}
final KnownPack[] packs = new KnownPack[packCount];
for (int i = 0; i < packCount; i++) {