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PaperMC/Spigot-Server-Patches/0058-Add-exception-reporting-event.patch
Aikar 5b6dfb3463
NOT FINISHED!!! Current Progress on 1.13-pre7 update 
This work is 100% unfinished. I am pushing it up so that we as a team
can work on this update.

Do not try to use this branch. You will fail.
2018-07-16 00:13:29 -04:00

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From 7ec9bf1e72944794b4ede33f140c763b46317740 Mon Sep 17 00:00:00 2001
From: Joseph Hirschfeld <joe@ibj.io>
Date: Thu, 3 Mar 2016 03:15:41 -0600
Subject: [PATCH] Add exception reporting event
diff --git a/src/main/java/com/destroystokyo/paper/ServerSchedulerReportingWrapper.java b/src/main/java/com/destroystokyo/paper/ServerSchedulerReportingWrapper.java
new file mode 100644
index 000000000..93397188b
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/ServerSchedulerReportingWrapper.java
@@ -0,0 +1,38 @@
+package com.destroystokyo.paper;
+
+import com.google.common.base.Preconditions;
+import org.bukkit.craftbukkit.scheduler.CraftTask;
+import com.destroystokyo.paper.event.server.ServerExceptionEvent;
+import com.destroystokyo.paper.exception.ServerSchedulerException;
+
+/**
+ * Reporting wrapper to catch exceptions not natively
+ */
+public class ServerSchedulerReportingWrapper implements Runnable {
+
+ private final CraftTask internalTask;
+
+ public ServerSchedulerReportingWrapper(CraftTask internalTask) {
+ this.internalTask = Preconditions.checkNotNull(internalTask, "internalTask");
+ }
+
+ @Override
+ public void run() {
+ try {
+ internalTask.run();
+ } catch (RuntimeException e) {
+ internalTask.getOwner().getServer().getPluginManager().callEvent(
+ new ServerExceptionEvent(new ServerSchedulerException(e, internalTask))
+ );
+ throw e;
+ } catch (Throwable t) {
+ internalTask.getOwner().getServer().getPluginManager().callEvent(
+ new ServerExceptionEvent(new ServerSchedulerException(t, internalTask))
+ ); //Do not rethrow, since it is not permitted with Runnable#run
+ }
+ }
+
+ public CraftTask getInternalTask() {
+ return internalTask;
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 32f467b37..fa500e93f 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.collect.Maps;
import com.google.common.collect.Queues;
import com.google.common.collect.Sets;
@@ -24,6 +25,8 @@ import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import com.google.common.collect.Lists; // CraftBukkit
+import org.bukkit.Server; // CraftBukkit
+import org.bukkit.craftbukkit.util.CraftMagicNumbers; // Paper
public class Chunk implements IChunkAccess {
@@ -427,6 +430,7 @@ public class Chunk implements IChunkAccess {
return this.getBlockData(i, j, k).b(this.world, new BlockPosition(i, j, k));
}
+ public IBlockData getBlockData(BlockPosition blockposition) { return getType(blockposition); } // Paper
public IBlockData getType(BlockPosition blockposition) {
return this.getBlockData(blockposition.getX(), blockposition.getY(), blockposition.getZ());
}
@@ -806,10 +810,15 @@ public class Chunk implements IChunkAccess {
this.tileEntities.remove(blockposition);
// Paper end
} else {
- System.out.println("Attempted to place a tile entity (" + tileentity + ") at " + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ()
- + " (" + getType(blockposition) + ") where there was no entity tile!");
- System.out.println("Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16));
- new Exception().printStackTrace();
+ // Paper start
+ ServerInternalException e = new ServerInternalException(
+ "Attempted to place a tile entity (" + tileentity + ") at " + tileentity.position.getX() + ","
+ + tileentity.position.getY() + "," + tileentity.position.getZ()
+ + " (" + CraftMagicNumbers.getMaterial(getBlockData(blockposition).getBlock()) + ") where there was no entity tile!\n" +
+ "Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16));
+ e.printStackTrace();
+ ServerInternalException.reportInternalException(e);
+ // Paper end
// CraftBukkit end
}
}
diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 51bc23daf..bb96a7392 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -17,6 +17,7 @@ import java.util.concurrent.ExecutionException;
import java.util.function.Consumer;
import java.util.function.Function;
import javax.annotation.Nullable;
+import com.destroystokyo.paper.exception.ServerInternalException;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
@@ -215,7 +216,11 @@ public class ChunkProviderServer implements IChunkProvider {
try {
// this.chunkLoader.a(this.world, chunk); // Spigot
} catch (Exception exception) {
- ChunkProviderServer.a.error("Couldn\'t save entities", exception);
+ // Paper start
+ String msg = "Couldn\'t save entities";
+ ChunkProviderServer.a.error(msg, exception);
+ ServerInternalException.reportInternalException(exception);
+ // Paper end
}
}
@@ -225,9 +230,14 @@ public class ChunkProviderServer implements IChunkProvider {
ichunkaccess.setLastSaved(this.world.getTime());
this.chunkLoader.saveChunk(this.world, ichunkaccess, unloaded); // Spigot
} catch (IOException ioexception) {
- ChunkProviderServer.a.error("Couldn\'t save chunk", ioexception);
+ // Paper start
+ String msg = "Couldn\'t save chunk";
+ ChunkProviderServer.a.error(msg, ioexception);
+ ServerInternalException.reportInternalException(ioexception);
} catch (ExceptionWorldConflict exceptionworldconflict) {
- ChunkProviderServer.a.error("Couldn\'t save chunk; already in use by another instance of Minecraft?", exceptionworldconflict);
+ String msg = "Couldn\'t save chunk; already in use by another instance of Minecraft?";
+ ChunkProviderServer.a.error(msg, exceptionworldconflict);
+ ServerInternalException.reportInternalException(exceptionworldconflict);
}
}
diff --git a/src/main/java/net/minecraft/server/NameReferencingFileConverter.java b/src/main/java/net/minecraft/server/NameReferencingFileConverter.java
index 33e5aaf2c..f13534917 100644
--- a/src/main/java/net/minecraft/server/NameReferencingFileConverter.java
+++ b/src/main/java/net/minecraft/server/NameReferencingFileConverter.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.io.Files;
@@ -356,6 +357,7 @@ public class NameReferencingFileConverter {
root = NBTCompressedStreamTools.a(new java.io.FileInputStream(file1));
} catch (Exception exception) {
exception.printStackTrace();
+ ServerInternalException.reportInternalException(exception); // Paper
}
if (root != null) {
@@ -369,6 +371,7 @@ public class NameReferencingFileConverter {
NBTCompressedStreamTools.a(root, new java.io.FileOutputStream(file2));
} catch (Exception exception) {
exception.printStackTrace();
+ ServerInternalException.reportInternalException(exception); // Paper
}
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/PersistentCollection.java b/src/main/java/net/minecraft/server/PersistentCollection.java
index 0ffca4301..86d8fd0d9 100644
--- a/src/main/java/net/minecraft/server/PersistentCollection.java
+++ b/src/main/java/net/minecraft/server/PersistentCollection.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.mojang.datafixers.DataFixTypes;
@@ -74,6 +75,7 @@ public class PersistentCollection {
nbttagcompound = GameProfileSerializer.a(this.c.i(), DataFixTypes.SAVED_DATA, nbttagcompound1, j, i);
} catch (Throwable throwable1) {
throwable = throwable1;
+ ServerInternalException.reportInternalException(throwable1); // Paper
throw throwable1;
} finally {
if (fileinputstream != null) {
@@ -131,6 +133,7 @@ public class PersistentCollection {
}
} catch (Exception exception) {
exception.printStackTrace();
+ ServerInternalException.reportInternalException(exception); // Paper
}
}
diff --git a/src/main/java/net/minecraft/server/RegionFile.java b/src/main/java/net/minecraft/server/RegionFile.java
index 94364baae..c80d724f0 100644
--- a/src/main/java/net/minecraft/server/RegionFile.java
+++ b/src/main/java/net/minecraft/server/RegionFile.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.collect.Lists;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
@@ -82,6 +83,7 @@ public class RegionFile {
}
} catch (IOException ioexception) {
ioexception.printStackTrace();
+ ServerInternalException.reportInternalException(ioexception); // Paper
}
}
@@ -209,6 +211,7 @@ public class RegionFile {
this.b(i, j, (int) (SystemUtils.d() / 1000L));
} catch (IOException ioexception) {
ioexception.printStackTrace();
+ ServerInternalException.reportInternalException(ioexception); // Paper
}
}
diff --git a/src/main/java/net/minecraft/server/RegionFileCache.java b/src/main/java/net/minecraft/server/RegionFileCache.java
index d394645a5..384628ccc 100644
--- a/src/main/java/net/minecraft/server/RegionFileCache.java
+++ b/src/main/java/net/minecraft/server/RegionFileCache.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.collect.Maps;
import java.io.DataInputStream;
import java.io.DataOutputStream;
@@ -69,6 +70,7 @@ public class RegionFileCache {
}
} catch (IOException ioexception) {
ioexception.printStackTrace();
+ ServerInternalException.reportInternalException(ioexception); // Paper
}
}
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index aec9cdae5..6d842df62 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -10,6 +10,7 @@ import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
// CraftBukkit start
+import com.destroystokyo.paper.exception.ServerInternalException;
import org.bukkit.craftbukkit.util.LongHash;
import org.bukkit.craftbukkit.util.LongHashSet;
import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
@@ -167,6 +168,7 @@ public final class SpawnerCreature {
entityinsentient = (EntityInsentient) biomebase_biomemeta.b.a((World) worldserver);
} catch (Exception exception) {
SpawnerCreature.a.warn("Failed to create mob", exception);
+ ServerInternalException.reportInternalException(exception); // Paper
return j1;
}
@@ -287,6 +289,7 @@ public final class SpawnerCreature {
entityinsentient = (EntityInsentient) biomebase_biomemeta.b.a(generatoraccess.getMinecraftWorld());
} catch (Exception exception) {
SpawnerCreature.a.warn("Failed to create mob", exception);
+ ServerInternalException.reportInternalException(exception); // Paper
continue;
}
diff --git a/src/main/java/net/minecraft/server/VillageSiege.java b/src/main/java/net/minecraft/server/VillageSiege.java
index 4ff243dab..67b2e41c7 100644
--- a/src/main/java/net/minecraft/server/VillageSiege.java
+++ b/src/main/java/net/minecraft/server/VillageSiege.java
@@ -1,5 +1,7 @@
package net.minecraft.server;
+import com.destroystokyo.paper.exception.ServerInternalException;
+
import java.util.Iterator;
import java.util.List;
import javax.annotation.Nullable;
@@ -136,6 +138,7 @@ public class VillageSiege {
entityzombie.prepare(this.a.getDamageScaler(new BlockPosition(entityzombie)), (GroupDataEntity) null, (NBTTagCompound) null);
} catch (Exception exception) {
exception.printStackTrace();
+ ServerInternalException.reportInternalException(exception); // Paper
return false;
}
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 26b2a1fd4..d51ed0f80 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -1,6 +1,8 @@
package net.minecraft.server;
import co.aikar.timings.Timings;
+import com.destroystokyo.paper.event.server.ServerExceptionEvent;
+import com.destroystokyo.paper.exception.ServerInternalException;
import com.google.common.base.MoreObjects;
import com.google.common.collect.Lists;
import java.util.ArrayList;
@@ -1172,8 +1174,10 @@ public abstract class World implements GeneratorAccess, IIBlockAccess, AutoClose
} catch (Throwable throwable1) {
entity.tickTimer.stopTiming();
// Paper start - Prevent tile entity and entity crashes
- System.err.println("Entity threw exception at " + entity.world.getWorld().getName() + ":" + entity.locX + "," + entity.locY + "," + entity.locZ);
+ String msg = "Entity threw exception at " + entity.world.getWorld().getName() + ":" + entity.locX + "," + entity.locY + "," + entity.locZ;
+ System.err.println(msg);
throwable1.printStackTrace();
+ getServer().getPluginManager().callEvent(new ServerExceptionEvent(new ServerInternalException(msg, throwable1)));
entity.dead = true;
continue;
// Paper end
@@ -1238,8 +1242,10 @@ public abstract class World implements GeneratorAccess, IIBlockAccess, AutoClose
this.methodProfiler.e();
} catch (Throwable throwable2) {
// Paper start - Prevent tile entity and entity crashes
- System.err.println("TileEntity threw exception at " + tileentity.world.getWorld().getName() + ":" + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ());
+ String msg = "TileEntity threw exception at " + tileentity.world.getWorld().getName() + ":" + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ();
+ System.err.println(msg);
throwable2.printStackTrace();
+ getServer().getPluginManager().callEvent(new ServerExceptionEvent(new ServerInternalException(msg, throwable2)));
tilesThisCycle--;
this.tileEntityListTick.remove(tileTickPosition--);
continue;
diff --git a/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java b/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
index 93b9134d6..26753fac5 100644
--- a/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
+++ b/src/main/java/org/bukkit/craftbukkit/scheduler/CraftScheduler.java
@@ -15,6 +15,9 @@ import java.util.concurrent.atomic.AtomicReference;
import java.util.logging.Level;
import co.aikar.timings.MinecraftTimings; // Paper
+import com.destroystokyo.paper.ServerSchedulerReportingWrapper;
+import com.destroystokyo.paper.event.server.ServerExceptionEvent;
+import com.destroystokyo.paper.exception.ServerSchedulerException;
import org.apache.commons.lang.Validate;
import org.bukkit.plugin.IllegalPluginAccessException;
import org.bukkit.plugin.Plugin;
@@ -360,20 +363,26 @@ public class CraftScheduler implements BukkitScheduler {
try {
task.run();
} catch (final Throwable throwable) {
+ // Paper start
+ String msg = String.format(
+ "Task #%s for %s generated an exception",
+ task.getTaskId(),
+ task.getOwner().getDescription().getFullName());
task.getOwner().getLogger().log(
Level.WARNING,
- String.format(
- "Task #%s for %s generated an exception",
- task.getTaskId(),
- task.getOwner().getDescription().getFullName()),
+ msg,
throwable);
+ task.getOwner().getServer().getPluginManager().callEvent(
+ new ServerExceptionEvent(new ServerSchedulerException(msg, throwable, task))
+ );
+ // Paper end
} finally {
currentTask = null;
}
parsePending();
} else {
debugTail = debugTail.setNext(new CraftAsyncDebugger(currentTick + RECENT_TICKS, task.getOwner(), task.getTaskClass()));
- executor.execute(task);
+ executor.execute(new ServerSchedulerReportingWrapper(task)); // Paper
// We don't need to parse pending
// (async tasks must live with race-conditions if they attempt to cancel between these few lines of code)
}
--
2.18.0
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