From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Shane Freeder <theboyetronic@gmail.com> Date: Mon, 3 Apr 2023 08:55:52 +0100 Subject: [PATCH] Prevent causing expired keys from impacting new joins diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java index 68c062cbaa030d62d97c9c003651f8fc17a00a6b..6247a21c9c391abf1f6db3482c659593e4f29355 100644 --- a/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java +++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java @@ -113,7 +113,15 @@ public class ClientboundPlayerInfoUpdatePacket implements Packet<ClientGamePacke }), INITIALIZE_CHAT( (serialized, buf) -> serialized.chatSession = buf.readNullable(RemoteChatSession.Data::read), - (buf, entry) -> buf.writeNullable(entry.chatSession, RemoteChatSession.Data::write) + // Paper start - Prevent causing expired keys from impacting new joins + (buf, entry) -> { + RemoteChatSession.Data chatSession = entry.chatSession; + if (chatSession != null && chatSession.profilePublicKey().hasExpired()) { + chatSession = null; + } + buf.writeNullable(chatSession, RemoteChatSession.Data::write); + } + // Paper end - Prevent causing expired keys from impacting new joins ), UPDATE_GAME_MODE((serialized, buf) -> serialized.gameMode = GameType.byId(buf.readVarInt()), (buf, entry) -> buf.writeVarInt(entry.gameMode().getId())), UPDATE_LISTED((serialized, buf) -> serialized.listed = buf.readBoolean(), (buf, entry) -> buf.writeBoolean(entry.listed())), diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java index 664d9cfacb87b1d9193376261f7102b64c906ddc..977af8887ac331576a1c4441fcfad681f69a9929 100644 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java @@ -295,6 +295,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl private int knownMovePacketCount; @Nullable private RemoteChatSession chatSession; + private boolean hasLoggedExpiry = false; // Paper - Prevent causing expired keys from impacting new joins private SignedMessageChain.Decoder signedMessageDecoder; private final LastSeenMessagesValidator lastSeenMessages = new LastSeenMessagesValidator(20); private final MessageSignatureCache messageSignatureCache = MessageSignatureCache.createDefault(); @@ -402,6 +403,13 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl this.disconnect((Component) Component.translatable("multiplayer.disconnect.idling"), org.bukkit.event.player.PlayerKickEvent.Cause.IDLING); // Paper - kick event cause } + // Paper start - Prevent causing expired keys from impacting new joins + if (!hasLoggedExpiry && this.chatSession != null && this.chatSession.profilePublicKey().data().hasExpired()) { + LOGGER.info("Player profile key for {} has expired!", this.player.getName().getString()); + hasLoggedExpiry = true; + } + // Paper end - Prevent causing expired keys from impacting new joins + } private int getMaximumFlyingTicks(Entity vehicle) { @@ -3436,6 +3444,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl private void resetPlayerChatState(RemoteChatSession session) { this.chatSession = session; + this.hasLoggedExpiry = false; // Paper - Prevent causing expired keys from impacting new joins this.signedMessageDecoder = session.createMessageDecoder(this.player.getUUID()); this.chatMessageChain.append(() -> { this.player.setChatSession(session);