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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: 37262de8 PR-812: Add Registry#match(String) d6b40162 SPIGOT-4569: Add more BlockData API f9691891 PR-809: Throw a more clear error for BlockIterators with zero direction, add Vector#isZero() 91e79e19 PR-804: Added methods to get translation keys for materials, itemstacks and more 426b00d3 PR-795: Add new BiomeParameterPoint passed to BiomeProvider#getBiome 0e91ea52 SPIGOT-7224: Add events for brewing stands and campfires starting their actions CraftBukkit Changes: a50301aa5 Fix issues with fluid tag conversion and fluid #isTagged 6aeb5e4c3 SPIGOT-4569: Implement more BlockData API 7dbf862c2 PR-1131: Added methods to get translation keys for materials, itemstacks and more 7167588b1 PR-1117: Add new BiomeParameterPoint passed to BiomeProvider#getBiome 7c44152eb SPIGOT-7224: Add events for brewing stands and campfires starting their actions
97 lines
5.3 KiB
Diff
97 lines
5.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
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Date: Fri, 29 Jul 2022 12:35:19 -0400
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Subject: [PATCH] Warn on plugins accessing faraway chunks
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diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
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index bb411f4efc550ed7872f0252373be81bd8e99b76..3cbf801b2e5420c0e870f73788deb550e49ad54d 100644
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--- a/src/main/java/net/minecraft/world/level/Level.java
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+++ b/src/main/java/net/minecraft/world/level/Level.java
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@@ -416,7 +416,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
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}
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private static boolean isInWorldBoundsHorizontal(BlockPos pos) {
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- return pos.getX() >= -30000000 && pos.getZ() >= -30000000 && pos.getX() < 30000000 && pos.getZ() < 30000000;
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+ return pos.getX() >= -30000000 && pos.getZ() >= -30000000 && pos.getX() < 30000000 && pos.getZ() < 30000000; // Dif on change
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}
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private static boolean isOutsideSpawnableHeight(int y) {
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index 8100b2f7627b667fee57504755c8b9fc71e77a74..54932d92b13b890b07f827c5f09bd137383d4ab5 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -312,9 +312,24 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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public boolean setSpawnLocation(int x, int y, int z) {
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return this.setSpawnLocation(x, y, z, 0.0F);
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}
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+ // Paper start
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+ private static void warnUnsafeChunk(String reason, int x, int z) {
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+ // if any chunk coord is outside of 30 million blocks
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+ if (x > 1875000 || z > 1875000 || x < -1875000 || z < -1875000) {
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+ Plugin plugin = io.papermc.paper.util.StackWalkerUtil.getFirstPluginCaller();
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+ if (plugin != null) {
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+ plugin.getLogger().warning("Plugin is %s at (%s, %s), this might cause issues.".formatted(reason, x, z));
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+ }
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+ if (net.minecraft.server.MinecraftServer.getServer().isDebugging()) {
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+ io.papermc.paper.util.TraceUtil.dumpTraceForThread("Dangerous chunk retrieval");
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+ }
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+ }
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+ }
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+ // Paper end
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@Override
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public Chunk getChunkAt(int x, int z) {
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+ warnUnsafeChunk("getting a faraway chunk", x, z); // Paper
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// Paper start - add ticket to hold chunk for a little while longer if plugin accesses it
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net.minecraft.world.level.chunk.LevelChunk chunk = world.getChunkSource().getChunkAtIfLoadedImmediately(x, z);
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if (chunk == null) {
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@@ -419,6 +434,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public boolean regenerateChunk(int x, int z) {
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org.spigotmc.AsyncCatcher.catchOp("chunk regenerate"); // Spigot
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+ warnUnsafeChunk("regenerating a faraway chunk", x, z); // Paper
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// Paper start - implement regenerateChunk method
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final ServerLevel serverLevel = this.world;
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final net.minecraft.server.level.ServerChunkCache serverChunkCache = serverLevel.getChunkSource();
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@@ -515,6 +531,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public boolean loadChunk(int x, int z, boolean generate) {
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org.spigotmc.AsyncCatcher.catchOp("chunk load"); // Spigot
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+ warnUnsafeChunk("loading a faraway chunk", x, z); // Paper
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// Paper start - Optimize this method
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ChunkPos chunkPos = new ChunkPos(x, z);
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ChunkAccess immediate = world.getChunkSource().getChunkAtIfLoadedImmediately(x, z); // Paper
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@@ -579,6 +596,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public boolean addPluginChunkTicket(int x, int z, Plugin plugin) {
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+ warnUnsafeChunk("adding a faraway chunk ticket", x, z); // Paper
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Preconditions.checkArgument(plugin != null, "null plugin");
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Preconditions.checkArgument(plugin.isEnabled(), "plugin is not enabled");
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@@ -647,6 +665,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public void setChunkForceLoaded(int x, int z, boolean forced) {
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+ warnUnsafeChunk("forceloading a faraway chunk", x, z); // Paper
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this.getHandle().setChunkForced(x, z, forced);
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}
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@@ -958,6 +977,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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@Override
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public int getHighestBlockYAt(int x, int z, org.bukkit.HeightMap heightMap) {
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+ warnUnsafeChunk("getting a faraway chunk", x >> 4, z >> 4); // Paper
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// Transient load for this tick
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return this.world.getChunk(x >> 4, z >> 4).getHeight(CraftHeightMap.toNMS(heightMap), x, z);
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}
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@@ -2334,6 +2354,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
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// Spigot end
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// Paper start
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public java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z, boolean gen, boolean urgent) {
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+ warnUnsafeChunk("getting a faraway chunk async", x, z); // Paper
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if (Bukkit.isPrimaryThread()) {
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net.minecraft.world.level.chunk.LevelChunk immediate = this.world.getChunkSource().getChunkAtIfLoadedImmediately(x, z);
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if (immediate != null) {
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