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Queue log events when log buffer is full

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This should resolve out of order logs when the buffer is full
This commit is contained in:
Spottedleaf 2019-06-29 10:04:38 -07:00
parent a51823a732
commit 8f5b96ccc9
1 changed files with 30 additions and 5 deletions
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35
Spigot-Server-Patches/0254-Use-asynchronous-Log4j-2-loggers.patch
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@ -1,11 +1,11 @@
From e73db9e760fe68b5eb791fc1b6b784c210e93f69 Mon Sep 17 00:00:00 2001
From 4c724f0548007a283243a22448e4b1696a7b474b Mon Sep 17 00:00:00 2001
From: Minecrell <minecrell@minecrell.net>
Date: Tue, 17 Jul 2018 16:42:17 +0200
Subject: [PATCH] Use asynchronous Log4j 2 loggers
diff --git a/pom.xml b/pom.xml
index 4ead093278..1f3571dd0f 100644
index 4ead09327..1f3571dd0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,6 +74,13 @@
@ -22,13 +22,38 @@ index 4ead093278..1f3571dd0f 100644
<dependency>
<groupId>org.ow2.asm</groupId>
<artifactId>asm</artifactId>
diff --git a/src/main/java/com/destroystokyo/paper/log/LogFullPolicy.java b/src/main/java/com/destroystokyo/paper/log/LogFullPolicy.java
new file mode 100644
index 000000000..db652a1f7
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/log/LogFullPolicy.java
@@ -0,0 +1,17 @@
+package com.destroystokyo.paper.log;
+
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.core.async.AsyncQueueFullPolicy;
+import org.apache.logging.log4j.core.async.EventRoute;
+
+public final class LogFullPolicy implements AsyncQueueFullPolicy {
+
+ /*
+ * Prevents log calls being logged out of order when the log queue is full.
+ */
+
+ @Override
+ public EventRoute getRoute(final long backgroundThreadId, final Level level) {
+ return EventRoute.ENQUEUE;
+ }
+}
diff --git a/src/main/resources/log4j2.component.properties b/src/main/resources/log4j2.component.properties
new file mode 100644
index 0000000000..ee7c90784c
index 000000000..f72f7425c
--- /dev/null
+++ b/src/main/resources/log4j2.component.properties
@@ -0,0 +1 @@
@@ -0,0 +1,2 @@
+Log4jContextSelector=org.apache.logging.log4j.core.async.AsyncLoggerContextSelector
+log4j2.AsyncQueueFullPolicy="com.destroystokyo.paper.log.LogFullPolicy"
\ No newline at end of file
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