Folia/patches/server/0013-Skip-worldstate-access-when-waking-players-up-during.patch
2023-10-06 17:50:00 -07:00

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1.8 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Sun, 23 Apr 2023 07:38:50 -0700
Subject: [PATCH] Skip worldstate access when waking players up during data
deserialization
In general, worldstate read/write is unacceptable during
data deserialization and is racey even in Vanilla. But in Folia,
some accesses may throw and as such we need to fix this directly.
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 914910653d90c9519062a0f1ccc9bb2f1e3ec417..500b05ce2cda7b2c0e5332e2921d55a3101fc451 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -636,7 +636,7 @@ public class ServerPlayer extends Player {
this.getBukkitEntity().readExtraData(nbt); // CraftBukkit
if (this.isSleeping()) {
- this.stopSleeping();
+ this.stopSleepingRaw(); // Folia - do not modify or read worldstate during data deserialization
}
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 4a74eb831a24d2b0df613620e8ca16501c9f88b0..70053da7f8a6275631ef2d204f318385b95993ab 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -4343,6 +4343,11 @@ public abstract class LivingEntity extends Entity implements Attackable {
}
});
+ // Folia start - separate out
+ this.stopSleepingRaw();
+ }
+ public void stopSleepingRaw() {
+ // Folia end - separate out
Vec3 vec3d = this.position();
this.setPose(Pose.STANDING);