spigot/CraftBukkit-Patches/0006-Async-Operation-Catching.patch
2021-05-15 09:07:30 +10:00

296 lines
15 KiB
Diff

From cd2960b8aa55432c6ceb1dbc60aac219fe8872d1 Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Tue, 25 Mar 2014 16:10:01 +1100
Subject: [PATCH] Async Operation Catching
Catch and throw an exception when a potentially unsafe operation occurs on a thread other than the main server thread.
diff --git a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
index dbdd18b96..6fd7cc2e8 100644
--- a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
@@ -1058,6 +1058,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
protected void addEntity(Entity entity) {
+ org.spigotmc.AsyncCatcher.catchOp("entity track"); // Spigot
if (!(entity instanceof EntityComplexPart)) {
EntityTypes<?> entitytypes = entity.getEntityType();
int i = entitytypes.getChunkRange() * 16;
@@ -1090,6 +1091,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
protected void removeEntity(Entity entity) {
+ org.spigotmc.AsyncCatcher.catchOp("entity untrack"); // Spigot
if (entity instanceof EntityPlayer) {
EntityPlayer entityplayer = (EntityPlayer) entity;
@@ -1279,6 +1281,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
public void clear(EntityPlayer entityplayer) {
+ org.spigotmc.AsyncCatcher.catchOp("player tracker clear"); // Spigot
if (this.trackedPlayers.remove(entityplayer)) {
this.trackerEntry.a(entityplayer);
}
@@ -1286,6 +1289,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
}
public void updatePlayer(EntityPlayer entityplayer) {
+ org.spigotmc.AsyncCatcher.catchOp("player tracker update"); // Spigot
if (entityplayer != this.tracker) {
Vec3D vec3d = entityplayer.getPositionVector().d(this.tracker.getPositionVector()); // MC-155077, SPIGOT-5113
int i = Math.min(this.b(), (PlayerChunkMap.this.viewDistance - 1) * 16);
diff --git a/src/main/java/net/minecraft/server/level/WorldServer.java b/src/main/java/net/minecraft/server/level/WorldServer.java
index f876beded..2f4bdc944 100644
--- a/src/main/java/net/minecraft/server/level/WorldServer.java
+++ b/src/main/java/net/minecraft/server/level/WorldServer.java
@@ -998,6 +998,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
// CraftBukkit start
private boolean addEntity0(Entity entity, CreatureSpawnEvent.SpawnReason spawnReason) {
+ org.spigotmc.AsyncCatcher.catchOp("entity add"); // Spigot
if (entity.dead) {
// WorldServer.LOGGER.warn("Tried to add entity {} but it was marked as removed already", EntityTypes.getName(entity.getEntityType())); // CraftBukkit
return false;
@@ -1105,6 +1106,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
}
public void unregisterEntity(Entity entity) {
+ org.spigotmc.AsyncCatcher.catchOp("entity unregister"); // Spigot
if (entity instanceof EntityEnderDragon) {
EntityComplexPart[] aentitycomplexpart = ((EntityEnderDragon) entity).eJ();
int i = aentitycomplexpart.length;
@@ -1139,6 +1141,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
}
private void registerEntity(Entity entity) {
+ org.spigotmc.AsyncCatcher.catchOp("entity register"); // Spigot
if (this.tickingEntities) {
this.entitiesToAdd.add(entity);
} else {
diff --git a/src/main/java/net/minecraft/world/entity/EntityLiving.java b/src/main/java/net/minecraft/world/entity/EntityLiving.java
index d58dac5b5..5d97c425e 100644
--- a/src/main/java/net/minecraft/world/entity/EntityLiving.java
+++ b/src/main/java/net/minecraft/world/entity/EntityLiving.java
@@ -982,6 +982,7 @@ public abstract class EntityLiving extends Entity {
}
public boolean addEffect(MobEffect mobeffect, EntityPotionEffectEvent.Cause cause) {
+ org.spigotmc.AsyncCatcher.catchOp("effect add"); // Spigot
if (isTickingEffects) {
effectsToProcess.add(new ProcessableEffect(mobeffect, cause));
return true;
diff --git a/src/main/java/net/minecraft/world/item/crafting/CraftingManager.java b/src/main/java/net/minecraft/world/item/crafting/CraftingManager.java
index 9676cb331..54a636a3d 100644
--- a/src/main/java/net/minecraft/world/item/crafting/CraftingManager.java
+++ b/src/main/java/net/minecraft/world/item/crafting/CraftingManager.java
@@ -82,6 +82,7 @@ public class CraftingManager extends ResourceDataJson {
// CraftBukkit start
public void addRecipe(IRecipe<?> irecipe) {
+ org.spigotmc.AsyncCatcher.catchOp("Recipe Add"); // Spigot
Object2ObjectLinkedOpenHashMap<MinecraftKey, IRecipe<?>> map = this.recipes.get(irecipe.g()); // CraftBukkit
if (map.containsKey(irecipe.getKey())) {
diff --git a/src/main/java/net/minecraft/world/level/block/state/BlockBase.java b/src/main/java/net/minecraft/world/level/block/state/BlockBase.java
index b7130360c..ef652d8f3 100644
--- a/src/main/java/net/minecraft/world/level/block/state/BlockBase.java
+++ b/src/main/java/net/minecraft/world/level/block/state/BlockBase.java
@@ -121,10 +121,13 @@ public abstract class BlockBase {
}
@Deprecated
- public void onPlace(IBlockData iblockdata, World world, BlockPosition blockposition, IBlockData iblockdata1, boolean flag) {}
+ public void onPlace(IBlockData iblockdata, World world, BlockPosition blockposition, IBlockData iblockdata1, boolean flag) {
+ org.spigotmc.AsyncCatcher.catchOp("block onPlace"); // Spigot
+ }
@Deprecated
public void remove(IBlockData iblockdata, World world, BlockPosition blockposition, IBlockData iblockdata1, boolean flag) {
+ org.spigotmc.AsyncCatcher.catchOp("block remove"); // Spigot
if (this.isTileEntity() && !iblockdata.a(iblockdata1.getBlock())) {
world.removeTileEntity(blockposition);
}
diff --git a/src/main/java/net/minecraft/world/level/chunk/Chunk.java b/src/main/java/net/minecraft/world/level/chunk/Chunk.java
index e5cdce069..de2521e11 100644
--- a/src/main/java/net/minecraft/world/level/chunk/Chunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/Chunk.java
@@ -367,6 +367,7 @@ public class Chunk implements IChunkAccess {
@Override
public void a(Entity entity) {
+ org.spigotmc.AsyncCatcher.catchOp("Chunk add entity"); // Spigot
this.q = true;
int i = MathHelper.floor(entity.locX() / 16.0D);
int j = MathHelper.floor(entity.locZ() / 16.0D);
@@ -403,6 +404,7 @@ public class Chunk implements IChunkAccess {
}
public void a(Entity entity, int i) {
+ org.spigotmc.AsyncCatcher.catchOp("Chunk remove entity"); // Spigot
if (i < 0) {
i = 0;
}
@@ -591,6 +593,7 @@ public class Chunk implements IChunkAccess {
}
public void a(@Nullable Entity entity, AxisAlignedBB axisalignedbb, List<Entity> list, @Nullable Predicate<? super Entity> predicate) {
+ org.spigotmc.AsyncCatcher.catchOp("Chunk getEntities call"); // Spigot
int i = MathHelper.floor((axisalignedbb.minY - 2.0D) / 16.0D);
int j = MathHelper.floor((axisalignedbb.maxY + 2.0D) / 16.0D);
@@ -629,6 +632,7 @@ public class Chunk implements IChunkAccess {
}
public <T extends Entity> void a(@Nullable EntityTypes<?> entitytypes, AxisAlignedBB axisalignedbb, List<? super T> list, Predicate<? super T> predicate) {
+ org.spigotmc.AsyncCatcher.catchOp("Chunk getEntities call"); // Spigot
int i = MathHelper.floor((axisalignedbb.minY - 2.0D) / 16.0D);
int j = MathHelper.floor((axisalignedbb.maxY + 2.0D) / 16.0D);
@@ -650,6 +654,7 @@ public class Chunk implements IChunkAccess {
}
public <T extends Entity> void a(Class<? extends T> oclass, AxisAlignedBB axisalignedbb, List<T> list, @Nullable Predicate<? super T> predicate) {
+ org.spigotmc.AsyncCatcher.catchOp("Chunk getEntities call"); // Spigot
int i = MathHelper.floor((axisalignedbb.minY - 2.0D) / 16.0D);
int j = MathHelper.floor((axisalignedbb.maxY + 2.0D) / 16.0D);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 343e8fea9..c334e1471 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -737,6 +737,7 @@ public final class CraftServer implements Server {
public boolean dispatchCommand(CommandSender sender, String commandLine) {
Validate.notNull(sender, "Sender cannot be null");
Validate.notNull(commandLine, "CommandLine cannot be null");
+ org.spigotmc.AsyncCatcher.catchOp("command dispatch"); // Spigot
if (commandMap.dispatch(sender, commandLine)) {
return true;
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 478e44f05..5fe2d321d 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -389,6 +389,7 @@ public class CraftWorld implements World {
@Override
public boolean unloadChunkRequest(int x, int z) {
+ org.spigotmc.AsyncCatcher.catchOp("chunk unload"); // Spigot
if (isChunkLoaded(x, z)) {
world.getChunkProvider().removeTicket(TicketType.PLUGIN, new ChunkCoordIntPair(x, z), 1, Unit.INSTANCE);
}
@@ -397,6 +398,7 @@ public class CraftWorld implements World {
}
private boolean unloadChunk0(int x, int z, boolean save) {
+ org.spigotmc.AsyncCatcher.catchOp("chunk unload"); // Spigot
if (!isChunkLoaded(x, z)) {
return true;
}
@@ -411,6 +413,7 @@ public class CraftWorld implements World {
@Override
public boolean regenerateChunk(int x, int z) {
+ org.spigotmc.AsyncCatcher.catchOp("chunk regenerate"); // Spigot
throw new UnsupportedOperationException("Not supported in this Minecraft version! Unless you can fix it, this is not a bug :)");
/*
if (!unloadChunk0(x, z, false)) {
@@ -462,6 +465,7 @@ public class CraftWorld implements World {
@Override
public boolean loadChunk(int x, int z, boolean generate) {
+ org.spigotmc.AsyncCatcher.catchOp("chunk load"); // Spigot
IChunkAccess chunk = world.getChunkProvider().getChunkAt(x, z, generate ? ChunkStatus.FULL : ChunkStatus.EMPTY, true);
// If generate = false, but the chunk already exists, we will get this back.
@@ -1100,6 +1104,7 @@ public class CraftWorld implements World {
@Override
public Collection<Entity> getNearbyEntities(BoundingBox boundingBox, Predicate<Entity> filter) {
+ org.spigotmc.AsyncCatcher.catchOp("getNearbyEntities"); // Spigot
Validate.notNull(boundingBox, "Bounding box is null!");
AxisAlignedBB bb = new AxisAlignedBB(boundingBox.getMinX(), boundingBox.getMinY(), boundingBox.getMinZ(), boundingBox.getMaxX(), boundingBox.getMaxY(), boundingBox.getMaxZ());
@@ -1254,6 +1259,7 @@ public class CraftWorld implements World {
@Override
public void save() {
+ org.spigotmc.AsyncCatcher.catchOp("world save"); // Spigot
this.server.checkSaveState();
boolean oldSave = world.savingDisabled;
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index 74016c957..9ab492c95 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -512,6 +512,7 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
@Override
public List<org.bukkit.entity.Entity> getNearbyEntities(double x, double y, double z) {
+ org.spigotmc.AsyncCatcher.catchOp("getNearbyEntities"); // Spigot
List<Entity> notchEntityList = entity.world.getEntities(entity, entity.getBoundingBox().grow(x, y, z), null);
List<org.bukkit.entity.Entity> bukkitEntityList = new java.util.ArrayList<org.bukkit.entity.Entity>(notchEntityList.size());
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index d4a992f33..a4546a0c3 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -327,6 +327,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
@Override
public void kickPlayer(String message) {
+ org.spigotmc.AsyncCatcher.catchOp("player kick"); // Spigot
if (getHandle().playerConnection == null) return;
getHandle().playerConnection.disconnect(message == null ? "" : message);
diff --git a/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java b/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
index efcd5aa02..73663bcea 100644
--- a/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
+++ b/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
@@ -41,6 +41,7 @@ public final class CraftScoreboardManager implements ScoreboardManager {
@Override
public CraftScoreboard getNewScoreboard() {
+ org.spigotmc.AsyncCatcher.catchOp("scoreboard creation"); // Spigot
CraftScoreboard scoreboard = new CraftScoreboard(new ScoreboardServer(server));
scoreboards.add(scoreboard);
return scoreboard;
diff --git a/src/main/java/org/bukkit/craftbukkit/util/ServerShutdownThread.java b/src/main/java/org/bukkit/craftbukkit/util/ServerShutdownThread.java
index 2e057fd4c..ddef523ea 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/ServerShutdownThread.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/ServerShutdownThread.java
@@ -12,6 +12,7 @@ public class ServerShutdownThread extends Thread {
@Override
public void run() {
try {
+ org.spigotmc.AsyncCatcher.enabled = false; // Spigot
server.close();
} finally {
try {
diff --git a/src/main/java/org/spigotmc/AsyncCatcher.java b/src/main/java/org/spigotmc/AsyncCatcher.java
new file mode 100644
index 000000000..aeed76972
--- /dev/null
+++ b/src/main/java/org/spigotmc/AsyncCatcher.java
@@ -0,0 +1,17 @@
+package org.spigotmc;
+
+import net.minecraft.server.MinecraftServer;
+
+public class AsyncCatcher
+{
+
+ public static boolean enabled = true;
+
+ public static void catchOp(String reason)
+ {
+ if ( enabled && Thread.currentThread() != MinecraftServer.getServer().serverThread )
+ {
+ throw new IllegalStateException( "Asynchronous " + reason + "!" );
+ }
+ }
+}
--
2.25.1