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synchronisiert 2024-12-16 03:20:07 +01:00
c0936a71bd
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: 01aa02eb PR-858: Add LivingEntity#playHurtAnimation() 9421320f PR-884: Refinements to new ban API for improved compatibility and correctness 37a60b45 SPIGOT-6455, SPIGOT-7030, PR-750: Improve ban API 4eeb174b All smithing inventories are now the new smithing inventory f2bb168e PR-880: Add methods to get/set FallingBlock CancelDrop e7a807fa PR-879: Add Player#sendHealthUpdate() 692b8e96 SPIGOT-7370: Remove float value conversion in plugin.yml 2d033390 SPIGOT-7403: Add direct API for waxed signs 16a08373 PR-876: Add missing Raider API and 'no action ticks' CraftBukkit Changes: b60a95c8c PR-1189: Add LivingEntity#playHurtAnimation() 95c335c63 PR-1226: Fix VehicleEnterEvent not being called for certain entities 0a0fc3bee PR-1227: Refinements to new ban API for improved compatibility and correctness 0d0b1e5dc Revert bad change to PathfinderGoalSit causing all cats to sit 648196070 SPIGOT-6455, SPIGOT-7030, PR-1054: Improve ban API 31fe848d6 All smithing inventories are now the new smithing inventory 9a919a143 SPIGOT-7416: SmithItemEvent not firing in Smithing Table 9f64f0d22 PR-1221: Add methods to get/set FallingBlock CancelDrop 3be9ac171 PR-1220: Add Player#sendHealthUpdate() c1279f775 PR-1209: Clean up various patches c432e4397 Fix Raider#setCelebrating() implementation 504d96665 SPIGOT-7403: Add direct API for waxed signs c68c1f1b3 PR-1216: Add missing Raider API and 'no action ticks' 85b89c3dd Increase outdated build delay Spigot Changes: 9ebce8af Rebuild patches 64b565e6 Rebuild patches
54 Zeilen
3.1 KiB
Diff
54 Zeilen
3.1 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: Sat, 11 Jul 2020 03:54:28 -0400
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Subject: [PATCH] Thread Safe Vanilla Command permission checking
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Datapacks check this on load and are built concurrently. This was breaking them badly due
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to race conditions.
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Plus, .canUse we want to be safe for async anyways.
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diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
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index 20a7cdf87f307878d66922aaac0c60cff218e46c..39844531b03eb8a6c70700b4ecbf0ff1a557424d 100644
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--- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
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+++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
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@@ -75,10 +75,10 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
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public synchronized boolean canUse(final S source) {
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if (source instanceof CommandSourceStack) {
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try {
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- ((CommandSourceStack) source).currentCommand = this;
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+ ((CommandSourceStack) source).currentCommand.put(Thread.currentThread(), this); // Paper
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return this.requirement.test(source);
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} finally {
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- ((CommandSourceStack) source).currentCommand = null;
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+ ((CommandSourceStack) source).currentCommand.remove(Thread.currentThread()); // Paper
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}
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}
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// CraftBukkit end
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diff --git a/src/main/java/net/minecraft/commands/CommandSourceStack.java b/src/main/java/net/minecraft/commands/CommandSourceStack.java
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index 66bd75ee66840f17cc7d00ff89adcb88d83e4dc9..308b3a36f063c401a447f9b7f0364700eee5a54c 100644
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--- a/src/main/java/net/minecraft/commands/CommandSourceStack.java
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+++ b/src/main/java/net/minecraft/commands/CommandSourceStack.java
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@@ -64,7 +64,7 @@ public class CommandSourceStack implements SharedSuggestionProvider, com.destroy
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private final CommandSigningContext signingContext;
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private final TaskChainer chatMessageChainer;
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private final IntConsumer returnValueConsumer;
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- public volatile CommandNode currentCommand; // CraftBukkit
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+ public java.util.Map<Thread, CommandNode> currentCommand = new java.util.concurrent.ConcurrentHashMap<>(); // CraftBukkit // Paper
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public boolean bypassSelectorPermissions = false; // Paper
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public CommandSourceStack(CommandSource output, Vec3 pos, Vec2 rot, ServerLevel world, int level, String name, Component displayName, MinecraftServer server, @Nullable Entity entity) {
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@@ -203,9 +203,11 @@ public class CommandSourceStack implements SharedSuggestionProvider, com.destroy
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@Override
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public boolean hasPermission(int level) {
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// CraftBukkit start
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- CommandNode currentCommand = this.currentCommand;
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+ // Paper start - fix concurrency issue
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+ CommandNode currentCommand = this.currentCommand.get(Thread.currentThread());
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if (currentCommand != null) {
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return this.hasPermission(level, org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(currentCommand));
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+ // Paper end
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}
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// CraftBukkit end
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