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make dupe uuid saferegen delete range configurable

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also ensure we never process already valid entities. this shouldnt be possible as of recent
commits as we made the entity slice array safer, but doesn't hurt for this logic to be safe too
incase that patch got dropped in a future version by accident/necessarily
This commit is contained in:
Aikar
2018-08-04 00:23:00 -04:00
parent d59b727a40
commit 7fe1caf23d
3 changed files with 10 additions and 8 deletions
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14
Spigot-Server-Patches/Duplicate-UUID-Resolve-Option.patch
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@@ -33,7 +33,7 @@ But for those who are ok with leaving this inconsistent behavior, you may use WA
It is recommended you regenerate the entities, as these were legit entities, and deserve your love.
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 14c8edeffc..b373bba864 100644
index 14c8edeffc..c3bd82692d 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -0,0 +0,0 @@ public class PaperWorldConfig {
@@ -45,13 +45,15 @@ index 14c8edeffc..b373bba864 100644
+ SAFE_REGEN, REGEN, DELETE, NOTHING, WARN
+ }
+ public DuplicateUUIDMode duplicateUUIDMode = DuplicateUUIDMode.SAFE_REGEN;
+ public int duplicateUUIDDeleteRange = 32;
+ private void repairDuplicateUUID() {
+ String desiredMode = getString("duplicate-uuid-resolver", "saferegen").toLowerCase().trim();
+ duplicateUUIDDeleteRange = getInt("duplicate-uuid-saferegen-delete-range", duplicateUUIDDeleteRange);
+ switch (desiredMode.toLowerCase()) {
+ case "saferegen":
+ case "saferegenerate":
+ duplicateUUIDMode = DuplicateUUIDMode.SAFE_REGEN;
+ log("Duplicate UUID Resolve: Safer Regenerate New UUID (Delete likely duplicates)");
+ log("Duplicate UUID Resolve: Safer Regenerate New UUID (Delete likely duplicates within " + duplicateUUIDDeleteRange + " blocks)");
+ break;
+ case "regen":
+ case "regenerate":
@@ -83,7 +85,7 @@ index 14c8edeffc..b373bba864 100644
+ }
}
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 4757081090..8cd2ed85bc 100644
index 4757081090..3d5b6eabaf 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -0,0 +0,0 @@
@@ -123,7 +125,7 @@ index 4757081090..8cd2ed85bc 100644
+ Map<UUID, Entity> thisChunk = new HashMap<>();
+ for (Iterator<Entity> iterator = ((List<Entity>) entityslice).iterator(); iterator.hasNext(); ) {
+ Entity entity = iterator.next();
+ if (entity.dead) continue;
+ if (entity.dead || entity.valid) continue;
+ Entity other = ((WorldServer) world).entitiesByUUID.get(entity.uniqueID);
+ if (other == null || other.dead || world.getEntityUnloadQueue().contains(other)) {
+ other = thisChunk.get(entity.uniqueID);
@@ -132,7 +134,7 @@ index 4757081090..8cd2ed85bc 100644
+ if (mode == DuplicateUUIDMode.SAFE_REGEN && other != null && !other.dead &&
+ !world.getEntityUnloadQueue().contains(other)
+ && java.util.Objects.equals(other.getSaveID(), entity.getSaveID())
+ && entity.getBukkitEntity().getLocation().distance(other.getBukkitEntity().getLocation()) < 24
+ && entity.getBukkitEntity().getLocation().distance(other.getBukkitEntity().getLocation()) < world.paperConfig.duplicateUUIDDeleteRange
+ ) {
+ logger.warn("[DUPE-UUID] Duplicate UUID found used by " + other + ", deleted entity " + entity + " because it was near the duplicate and likely an actual duplicate. See https://github.com/PaperMC/Paper/issues/1223 for discussion on what this is about.");
+ entity.die();
@@ -177,7 +179,7 @@ index 7b856cad91..eb8904a728 100644
this.uniqueID = uuid;
this.ar = this.uniqueID.toString();
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index a01488e985..3012768cb9 100644
index 5de8da65c0..c53e77b821 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -0,0 +0,0 @@ public abstract class World implements IBlockAccess {