PaperMC/patches/unapplied/server/0946-Prevent-causing-expired-keys-from-impacting-new-join.patch
2023-09-21 19:18:04 +02:00

59 lines
3.4 KiB
Diff

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 23e0e6937e28f09271a4ec7c35e0076a576cf3d3..4aa8b483841028fbcc43f9ed47730881263e5065 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundPlayerInfoUpdatePacket.java
@@ -94,7 +94,13 @@ 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
+ RemoteChatSession.Data chatSession = entry.chatSession;
+ if (chatSession != null && chatSession.profilePublicKey().hasExpired()) {
+ chatSession = null;
+ }
+ buf.writeNullable(chatSession, RemoteChatSession.Data::write);
+ // Paper end
}),
UPDATE_GAME_MODE((serialized, buf) -> {
serialized.gameMode = GameType.byId(buf.readVarInt());
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 419979939efcf83f03edab522b4360c9d2c03fe3..f6ba77a7c43a6a030fe4073ba7ee2970e7d774f3 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -298,6 +298,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
private final AtomicReference<Instant> lastChatTimeStamp;
@Nullable
private RemoteChatSession chatSession;
+ private boolean hasLoggedExpiry = false; // Paper
private SignedMessageChain.Decoder signedMessageDecoder;
private final LastSeenMessagesValidator lastSeenMessages;
private final MessageSignatureCache messageSignatureCache;
@@ -438,6 +439,13 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
this.disconnect(Component.translatable("multiplayer.disconnect.idling"), org.bukkit.event.player.PlayerKickEvent.Cause.IDLING); // Paper - kick event cause
}
+ // Paper start
+ 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
+
}
public void resetPosition() {
@@ -3614,6 +3622,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
private void resetPlayerChatState(RemoteChatSession session) {
this.chatSession = session;
+ this.hasLoggedExpiry = false; // Paper
this.signedMessageDecoder = session.createMessageDecoder(this.player.getUUID());
this.chatMessageChain.append((executor) -> {
this.player.setChatSession(session);