Paper/patches/server/0428-misc-debugging-dumps.patch

88 lines
4.6 KiB
Diff
Raw Normal View History

2021-06-11 14:02:28 +02:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Thu, 18 Feb 2021 20:23:28 +0000
Subject: [PATCH] misc debugging dumps
diff --git a/src/main/java/io/papermc/paper/util/TraceUtil.java b/src/main/java/io/papermc/paper/util/TraceUtil.java
new file mode 100644
index 0000000000000000000000000000000000000000..2d5494d2813b773e60ddba6790b750a9a08f21f8
--- /dev/null
+++ b/src/main/java/io/papermc/paper/util/TraceUtil.java
@@ -0,0 +1,18 @@
+package io.papermc.paper.util;
+
+import org.bukkit.Bukkit;
+
+public final class TraceUtil {
+
+ public static void dumpTraceForThread(Thread thread, String reason) {
+ Bukkit.getLogger().warning(thread.getName() + ": " + reason);
+ StackTraceElement[] trace = thread.getStackTrace();
+ for (StackTraceElement traceElement : trace) {
+ Bukkit.getLogger().warning("\tat " + traceElement);
+ }
+ }
+
+ public static void dumpTraceForThread(String reason) {
+ new Throwable(reason).printStackTrace();
+ }
+}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 2e8892211dd3eb4cac27bcb3b302a25d833e2626..99555bb8b6f5b8c2bb9a15ee469fe2dd3b980f67 100644
2021-06-11 14:02:28 +02:00
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -936,6 +936,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
2021-06-11 14:02:28 +02:00
// CraftBukkit start
private boolean hasStopped = false;
public volatile boolean hasFullyShutdown = false; // Paper
+ private boolean hasLoggedStop = false; // Paper
private final Object stopLock = new Object();
public final boolean hasStopped() {
2021-06-15 04:59:31 +02:00
synchronized (this.stopLock) {
@@ -950,6 +951,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
2021-06-15 04:59:31 +02:00
if (this.hasStopped) return;
this.hasStopped = true;
2021-06-11 14:02:28 +02:00
}
2021-06-15 04:59:31 +02:00
+ if (!hasLoggedStop && isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Server stopped"); // Paper
2021-06-11 14:02:28 +02:00
// Paper start - kill main thread, and kill it hard
shutdownThread = Thread.currentThread();
org.spigotmc.WatchdogThread.doStop(); // Paper
@@ -1060,6 +1062,8 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
2021-06-15 04:59:31 +02:00
}
2021-06-11 14:02:28 +02:00
public void safeShutdown(boolean flag, boolean isRestarting) {
this.isRestarting = isRestarting;
+ this.hasLoggedStop = true; // Paper
2021-06-15 04:59:31 +02:00
+ if (isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Server stopped"); // Paper
// Paper end
this.running = false;
2021-06-11 14:02:28 +02:00
if (flag) {
diff --git a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
index bd1203a5b58bac7cccf1f81337fa2967a0e9eb40..6468a675862ee2956308b760012fe25cf505563f 100644
--- a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java
@@ -207,6 +207,11 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener
}
} catch (Exception exception) {
TranslatableComponent chatmessage = new TranslatableComponent("multiplayer.disconnect.invalid_player_data");
+ // Paper start
+ if (MinecraftServer.getServer().isDebugging()) {
+ exception.printStackTrace();
+ }
+ // Paper end
this.connection.send(new ClientboundDisconnectPacket(chatmessage));
this.connection.disconnect(chatmessage);
2021-06-11 14:02:28 +02:00
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 89124225b6cf10a4e370fbb88dca956c6551d4e5..5c5bc6f7184ce604f27183dfe70919c8175e7708 100644
2021-06-11 14:02:28 +02:00
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -935,6 +935,7 @@ public final class CraftServer implements Server {
plugin.getDescription().getFullName(),
2021-06-11 14:02:28 +02:00
"This plugin is not properly shutting down its async tasks when it is being reloaded. This may cause conflicts with the newly loaded version of the plugin"
));
2021-06-15 04:59:31 +02:00
+ if (console.isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread(worker.getThread(), "still running"); // Paper
2021-06-11 14:02:28 +02:00
}
2021-06-15 04:59:31 +02:00
this.loadPlugins();
this.enablePlugins(PluginLoadOrder.STARTUP);