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47c832382c
I had did a few of the operations myself, which would have broken chunkCheck from doing it itself, which would leave some state left in the original chunk and thats not good....
49 lines
No EOL
2.7 KiB
Diff
49 lines
No EOL
2.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Thu, 2 Apr 2020 01:42:39 -0400
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Subject: [PATCH] Prevent Double PlayerChunkMap adds crashing server
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Suspected case would be around the technique used in .stopRiding
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Stack will identify any causer of this and warn instead of crashing.
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diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
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index 0186ab9e4..e1e4ea793 100644
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--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
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+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
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@@ -0,0 +0,0 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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protected void addEntity(Entity entity) {
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org.spigotmc.AsyncCatcher.catchOp("entity track"); // Spigot
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+ // Paper start - ignore and warn about illegal addEntity calls instead of crashing server
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+ if (!entity.valid || entity.world != this.world || this.trackedEntities.containsKey(entity.getId())) {
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+ new Throwable("[ERROR] Illegal PlayerChunkMap::addEntity for world " + this.world.getWorld().getName()
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+ + ": " + entity + (this.trackedEntities.containsKey(entity.getId()) ? " ALREADY CONTAINED (This would have crashed your server)" : ""))
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+ .printStackTrace();
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+ return;
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+ }
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+ // Paper end
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if (!(entity instanceof EntityComplexPart)) {
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if (!(entity instanceof EntityLightning)) {
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EntityTypes<?> entitytypes = entity.getEntityType();
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diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
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index 22e8eca96..1f97e3f23 100644
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--- a/src/main/java/net/minecraft/server/WorldServer.java
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+++ b/src/main/java/net/minecraft/server/WorldServer.java
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@@ -0,0 +0,0 @@ public class WorldServer extends World {
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}
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}
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- this.getChunkProvider().addEntity(entity);
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+ // this.getChunkProvider().addEntity(entity); // Paper - moved down below valid=true
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// CraftBukkit start - SPIGOT-5278
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if (entity instanceof EntityDrowned) {
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this.navigators.add(((EntityDrowned) entity).navigationWater);
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@@ -0,0 +0,0 @@ public class WorldServer extends World {
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this.navigators.add(((EntityInsentient) entity).getNavigation());
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}
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entity.valid = true; // CraftBukkit
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+ this.getChunkProvider().addEntity(entity); // Paper - from above to be below valid=true
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// Paper start - Set origin location when the entity is being added to the world
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if (entity.origin == null) {
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entity.origin = entity.getBukkitEntity().getLocation();
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--
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