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Paper/Spigot-Server-Patches/0295-Add-Debug-Entities-option-to-debug-dupe-uuid-issues.patch
Aikar 835bc39b03
Paper 1.13.1 Update
Updated Upstream (Bukkit/CraftBukkit/Spigot)

Bukkit Changes:
2dcc44dc SPIGOT-4307: Fix hacky API for banners on shields
e0fc6572 SPIGOT-4309: Add "forced" display of particles
efeeab2f Add index to README.md for easier navigation
f502bc6f Update to Minecraft 1.13.1

CraftBukkit Changes:
d0bb0a1d Fix some tests randomly failing
997d378d Fix client stall in specific teleportation scenarios
b3dc2366 SPIGOT-4307: Fix hacky API for banners on shields
2a271162 SPIGOT-4301: Fix more invalid enchants
5d0d83bb SPIGOT-4309: Add "forced" display of particles
a6772578 Add additional tests for CraftBlockData
ce1af0c3 Update to Minecraft 1.13.1

Spigot Changes:
2440e189 Rebuild patches
4ecffced Update to Minecraft 1.13.1
2018-08-26 20:51:39 -04:00

89 Zeilen
4.6 KiB
Diff

From 3a78019334a467c5c52b1fe79c8ba47a82b4293c Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 21 Jul 2018 08:25:40 -0400
Subject: [PATCH] Add Debug Entities option to debug dupe uuid issues
Add -Ddebug.entities=true to your JVM flags to gain more information
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 58f7489ebd..d974cb5c61 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -73,6 +73,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
protected CraftEntity bukkitEntity;
EntityTrackerEntry tracker; // Paper
+ Throwable addedToWorldStack; // Paper - entity debug
public CraftEntity getBukkitEntity() {
if (bukkitEntity == null) {
bukkitEntity = CraftEntity.getEntity(world.getServer(), this);
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index 6987d9423c..8e8cf659f8 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -55,6 +55,10 @@ public class WorldServer extends World implements IAsyncTaskHandler {
// CraftBukkit start
public final DimensionManager dimension;
+ private static final boolean DEBUG_ENTITIES = Boolean.getBoolean("debug.entities"); // Paper
+ private static Throwable getAddToWorldStackTrace(Entity entity) {
+ return new Throwable(entity + " Added to world at " + new java.util.Date());
+ }
// Add env and gen to constructor
public WorldServer(MinecraftServer minecraftserver, IDataManager idatamanager, PersistentCollection persistentcollection, WorldData worlddata, DimensionManager dimensionmanager, MethodProfiler methodprofiler, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen) {
@@ -975,6 +979,7 @@ public class WorldServer extends World implements IAsyncTaskHandler {
private boolean j(Entity entity) {
if (entity.dead) {
WorldServer.a.warn("Tried to add entity {} but it was marked as removed already: " + entity); // CraftBukkit // Paper
+ if (DEBUG_ENTITIES) getAddToWorldStackTrace(entity).printStackTrace();
return false;
} else {
UUID uuid = entity.getUniqueID();
@@ -986,8 +991,14 @@ public class WorldServer extends World implements IAsyncTaskHandler {
this.g.remove(entity1);
} else {
if (!(entity instanceof EntityHuman)) {
- WorldServer.a.error("Keeping entity {} that already exists with UUID {} - " + entity1, EntityTypes.getName(entity1.P()), uuid.toString()); // CraftBukkit // Paper
+ WorldServer.a.error("Keeping entity {} that already exists with UUID {}", entity1, uuid.toString()); // CraftBukkit // Paper
WorldServer.a.error("Deleting duplicate entity {}", entity); // Paper
+ if (DEBUG_ENTITIES) {
+ if (entity1.addedToWorldStack != null) {
+ entity1.addedToWorldStack.printStackTrace();
+ }
+ getAddToWorldStackTrace(entity).printStackTrace();
+ }
return false;
}
@@ -1004,7 +1015,25 @@ public class WorldServer extends World implements IAsyncTaskHandler {
protected void b(Entity entity) {
super.b(entity);
this.entitiesById.a(entity.getId(), entity);
- this.entitiesByUUID.put(entity.getUniqueID(), entity);
+ // Paper start
+ if (DEBUG_ENTITIES) {
+ entity.addedToWorldStack = getAddToWorldStackTrace(entity);
+ }
+
+ Entity old = this.entitiesByUUID.put(entity.getUniqueID(), entity);
+ if (old != null && old.getId() != entity.getId() && old.valid) {
+ Logger logger = LogManager.getLogger();
+ logger.error("Overwrote an existing entity " + old + " with " + entity);
+ if (DEBUG_ENTITIES) {
+ if (old.addedToWorldStack != null) {
+ old.addedToWorldStack.printStackTrace();
+ } else {
+ logger.error("Oddly, the old entity was not added to the world in the normal way. Plugins?");
+ }
+ entity.addedToWorldStack.printStackTrace();
+ }
+ }
+ // Paper end
Entity[] aentity = entity.bi();
if (aentity != null) {
--
2.18.0