Files
Purpur/patches/server/0252-Add-more-logger-output-for-invalid-movement-kicks.patch
granny 032697e7ac Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@681c013 Bundle spark (#11093)
PaperMC/Paper@5fee9c6 Move configuration option to a system property
PaperMC/Paper@aa3b356 Improve server startup logging (#11110)
PaperMC/Paper@9aea240 Properly lookup plugin classes when looked up by spark
PaperMC/Paper@7e91a2c Update the bundled spark version
2024-07-20 14:51:24 -07:00

36 lines
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <blake.galbreath@gmail.com>
Date: Wed, 27 Jul 2022 00:42:39 -0500
Subject: [PATCH] Add more logger output for invalid movement kicks
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index efb72ae3ce609117258dfc9f09b53add4ef0fd8e..29d69101326017f68b10329f51dd6b93c1bf1d60 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -721,6 +721,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.serverLevel());
if (packet.getId() == this.awaitingTeleport) {
if (this.awaitingPositionFromClient == null) {
+ ServerGamePacketListenerImpl.LOGGER.warn("Disconnected on accept teleport packet. Was not expecting position data from client at this time"); // Purpur
this.disconnect((Component) Component.translatable("multiplayer.disconnect.invalid_player_movement"), org.bukkit.event.player.PlayerKickEvent.Cause.INVALID_PLAYER_MOVEMENT); // Paper - kick event cause
return;
}
@@ -1327,7 +1328,15 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
@Override
public void handleMovePlayer(ServerboundMovePlayerPacket packet) {
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.serverLevel());
- if (ServerGamePacketListenerImpl.containsInvalidValues(packet.getX(0.0D), packet.getY(0.0D), packet.getZ(0.0D), packet.getYRot(0.0F), packet.getXRot(0.0F))) {
+ // Purpur start
+ boolean invalidX = Double.isNaN(packet.getX(0.0D));
+ boolean invalidY = Double.isNaN(packet.getY(0.0D));
+ boolean invalidZ = Double.isNaN(packet.getZ(0.0D));
+ boolean invalidYaw = !Floats.isFinite(packet.getYRot(0.0F));
+ boolean invalidPitch = !Floats.isFinite(packet.getXRot(0.0F));
+ if (invalidX || invalidY || invalidZ || invalidYaw || invalidPitch) {
+ ServerGamePacketListenerImpl.LOGGER.warn(String.format("Disconnected on move player packet. Invalid data: x=%b, y=%b, z=%b, yaw=%b, pitch=%b", invalidX, invalidY, invalidZ, invalidYaw, invalidPitch)); // Purpur
+ // Purpur end
this.disconnect((Component) Component.translatable("multiplayer.disconnect.invalid_player_movement"), org.bukkit.event.player.PlayerKickEvent.Cause.INVALID_PLAYER_MOVEMENT); // Paper - kick event cause
} else {
ServerLevel worldserver = this.player.serverLevel();