mirror of https://github.com/PaperMC/Paper.git
247 lines
7.8 KiB
Diff
247 lines
7.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: SirYwell <hannesgreule@outlook.de>
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Date: Sat, 10 Jul 2021 11:12:30 +0200
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Subject: [PATCH] Rewrite LogEvents to contain the source jars in stack traces
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diff --git a/src/log4jPlugins/java/io/papermc/paper/logging/DelegateLogEvent.java b/src/log4jPlugins/java/io/papermc/paper/logging/DelegateLogEvent.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..6ffd1befe64c6c3036c22e05ed1c44808d64bd28
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--- /dev/null
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+++ b/src/log4jPlugins/java/io/papermc/paper/logging/DelegateLogEvent.java
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@@ -0,0 +1,130 @@
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+package io.papermc.paper.logging;
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+
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+import org.apache.logging.log4j.Level;
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+import org.apache.logging.log4j.Marker;
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+import org.apache.logging.log4j.ThreadContext;
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+import org.apache.logging.log4j.core.LogEvent;
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+import org.apache.logging.log4j.core.impl.ThrowableProxy;
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+import org.apache.logging.log4j.core.time.Instant;
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+import org.apache.logging.log4j.message.Message;
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+import org.apache.logging.log4j.util.ReadOnlyStringMap;
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+
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+import java.util.Map;
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+
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+public class DelegateLogEvent implements LogEvent {
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+ private final LogEvent original;
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+
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+ protected DelegateLogEvent(LogEvent original) {
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+ this.original = original;
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+ }
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+
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+ @Override
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+ public LogEvent toImmutable() {
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+ return this.original.toImmutable();
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+ }
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+
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+ @Override
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+ public Map<String, String> getContextMap() {
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+ return this.original.getContextMap();
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+ }
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+
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+ @Override
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+ public ReadOnlyStringMap getContextData() {
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+ return this.original.getContextData();
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+ }
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+
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+ @Override
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+ public ThreadContext.ContextStack getContextStack() {
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+ return this.original.getContextStack();
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+ }
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+
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+ @Override
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+ public String getLoggerFqcn() {
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+ return this.original.getLoggerFqcn();
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+ }
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+
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+ @Override
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+ public Level getLevel() {
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+ return this.original.getLevel();
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+ }
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+
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+ @Override
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+ public String getLoggerName() {
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+ return this.original.getLoggerName();
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+ }
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+
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+ @Override
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+ public Marker getMarker() {
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+ return this.original.getMarker();
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+ }
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+
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+ @Override
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+ public Message getMessage() {
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+ return this.original.getMessage();
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+ }
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+
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+ @Override
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+ public long getTimeMillis() {
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+ return this.original.getTimeMillis();
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+ }
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+
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+ @Override
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+ public Instant getInstant() {
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+ return this.original.getInstant();
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+ }
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+
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+ @Override
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+ public StackTraceElement getSource() {
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+ return this.original.getSource();
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+ }
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+
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+ @Override
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+ public String getThreadName() {
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+ return this.original.getThreadName();
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+ }
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+
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+ @Override
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+ public long getThreadId() {
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+ return this.original.getThreadId();
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+ }
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+
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+ @Override
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+ public int getThreadPriority() {
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+ return this.original.getThreadPriority();
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+ }
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+
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+ @Override
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+ public Throwable getThrown() {
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+ return this.original.getThrown();
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+ }
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+
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+ @Override
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+ public ThrowableProxy getThrownProxy() {
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+ return this.original.getThrownProxy();
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+ }
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+
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+ @Override
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+ public boolean isEndOfBatch() {
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+ return this.original.isEndOfBatch();
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+ }
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+
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+ @Override
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+ public boolean isIncludeLocation() {
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+ return this.original.isIncludeLocation();
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+ }
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+
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+ @Override
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+ public void setEndOfBatch(boolean endOfBatch) {
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+ this.original.setEndOfBatch(endOfBatch);
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+ }
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+
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+ @Override
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+ public void setIncludeLocation(boolean locationRequired) {
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+ this.original.setIncludeLocation(locationRequired);
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+ }
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+
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+ @Override
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+ public long getNanoTime() {
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+ return this.original.getNanoTime();
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+ }
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+}
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diff --git a/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoLogEvent.java b/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoLogEvent.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..558427c65b4051923f73d15d85ee519be005060a
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--- /dev/null
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+++ b/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoLogEvent.java
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@@ -0,0 +1,48 @@
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+package io.papermc.paper.logging;
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+
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+import org.apache.logging.log4j.core.LogEvent;
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+import org.apache.logging.log4j.core.impl.ExtendedClassInfo;
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+import org.apache.logging.log4j.core.impl.ExtendedStackTraceElement;
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+import org.apache.logging.log4j.core.impl.ThrowableProxy;
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+
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+public class ExtraClassInfoLogEvent extends DelegateLogEvent {
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+
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+ private boolean fixed;
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+
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+ public ExtraClassInfoLogEvent(LogEvent original) {
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+ super(original);
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+ }
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+
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+ @Override
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+ public ThrowableProxy getThrownProxy() {
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+ if (fixed) {
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+ return super.getThrownProxy();
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+ }
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+ rewriteStackTrace(super.getThrownProxy());
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+ fixed = true;
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+ return super.getThrownProxy();
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+ }
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+
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+ private void rewriteStackTrace(ThrowableProxy throwable) {
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+ ExtendedStackTraceElement[] stackTrace = throwable.getExtendedStackTrace();
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+ for (int i = 0; i < stackTrace.length; i++) {
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+ ExtendedClassInfo classInfo = stackTrace[i].getExtraClassInfo();
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+ if (classInfo.getLocation().equals("?")) {
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+ StackTraceElement element = stackTrace[i].getStackTraceElement();
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+ String classLoaderName = element.getClassLoaderName();
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+ if (classLoaderName != null) {
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+ stackTrace[i] = new ExtendedStackTraceElement(element,
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+ new ExtendedClassInfo(classInfo.getExact(), classLoaderName, "?"));
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+ }
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+ }
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+ }
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+ if (throwable.getCauseProxy() != null) {
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+ rewriteStackTrace(throwable.getCauseProxy());
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+ }
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+ if (throwable.getSuppressedProxies() != null) {
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+ for (ThrowableProxy proxy : throwable.getSuppressedProxies()) {
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+ rewriteStackTrace(proxy);
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+ }
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+ }
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+ }
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+}
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diff --git a/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoRewritePolicy.java b/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoRewritePolicy.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..34734bb969a1a74c7a4f9c17d40ebf007ad5d701
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--- /dev/null
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+++ b/src/log4jPlugins/java/io/papermc/paper/logging/ExtraClassInfoRewritePolicy.java
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@@ -0,0 +1,29 @@
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+package io.papermc.paper.logging;
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+
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+import org.apache.logging.log4j.core.Core;
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+import org.apache.logging.log4j.core.LogEvent;
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+import org.apache.logging.log4j.core.appender.rewrite.RewritePolicy;
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+import org.apache.logging.log4j.core.config.plugins.Plugin;
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+import org.apache.logging.log4j.core.config.plugins.PluginFactory;
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+import org.jetbrains.annotations.NotNull;
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+
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+@Plugin(
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+ name = "ExtraClassInfoRewritePolicy",
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+ category = Core.CATEGORY_NAME,
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+ elementType = "rewritePolicy",
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+ printObject = true
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+)
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+public final class ExtraClassInfoRewritePolicy implements RewritePolicy {
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+ @Override
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+ public LogEvent rewrite(LogEvent source) {
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+ if (source.getThrown() != null) {
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+ return new ExtraClassInfoLogEvent(source);
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+ }
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+ return source;
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+ }
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+
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+ @PluginFactory
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+ public static @NotNull ExtraClassInfoRewritePolicy createPolicy() {
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+ return new ExtraClassInfoRewritePolicy();
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+ }
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+}
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diff --git a/src/main/resources/log4j2.xml b/src/main/resources/log4j2.xml
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index 128fa1376f22d3429a23d79a2772abf2e7fec2bc..637d64da9938e51a97338b9253b43889585c67bb 100644
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--- a/src/main/resources/log4j2.xml
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+++ b/src/main/resources/log4j2.xml
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@@ -34,6 +34,10 @@
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</Async>
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<Rewrite name="rewrite">
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<StacktraceDeobfuscatingRewritePolicy />
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+ <AppenderRef ref="rewrite2"/>
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+ </Rewrite>
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+ <Rewrite name="rewrite2">
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+ <ExtraClassInfoRewritePolicy />
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<AppenderRef ref="File"/>
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<AppenderRef ref="TerminalConsole" level="info"/>
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<AppenderRef ref="ServerGuiConsole" level="info"/>
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