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b31089a929
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: d264e972 #591: Add option for a consumer before spawning an item 1c537fce #590: Add spawn and transform reasons for piglin zombification. CraftBukkit Changes: ee5006d1 #810: Add option for a consumer before spawning an item f6a39d3c #809: Add spawn and transform reasons for piglin zombification. 0c24068a Organise imports Spigot Changes: bff52619 Organise imports
48 lines
2.9 KiB
Diff
48 lines
2.9 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 08eaaabb712c7a6c9b6631d62874a72e96bf73d5..9600ded94f127da50e05129aa00e5b0979b973a3 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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@@ -1447,6 +1447,14 @@ 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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EntityTypes<?> entitytypes = entity.getEntityType();
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int i = entitytypes.getChunkRange() * 16;
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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 cd04994ed38c7f5d4db6b1ef1796f95ef2c490e1..cbfe3cc34922c4dffb3dea5a279970072de1daae 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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@@ -1417,7 +1417,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
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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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@@ -1428,6 +1428,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
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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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