Fix stacktrace deobf where thrownProxy got initialized before rewriting (#6684)

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Jason 2021-09-30 13:05:51 -05:00 committed by GitHub
parent 2b404b0cfa
commit 8ee9bdd6ff
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2 changed files with 20 additions and 22 deletions

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@ -6,7 +6,7 @@ Subject: [PATCH] Deobfuscate stacktraces in log messages, crash reports, and
diff --git a/build.gradle.kts b/build.gradle.kts
index eea412347cef390555166a988058ae877afdfa4a..b35e54380cb23758a813fa24d13b888f36906c23 100644
index fd037da8b655b329ef016356519a69ca2621fd4f..03c9f894a2eaa065c456843eef4d3ab1a25565c3 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,8 +1,12 @@
@ -120,10 +120,10 @@ index 0bb4aaa546939b67a5d22865190f30478a9337c1..d3e619655382e50e9ac9323ed942502d
diff --git a/src/main/java/io/papermc/paper/logging/StacktraceDeobfuscatingRewritePolicy.java b/src/main/java/io/papermc/paper/logging/StacktraceDeobfuscatingRewritePolicy.java
new file mode 100644
index 0000000000000000000000000000000000000000..d019802a36dbaca4bf299a55d28381e43d6b976f
index 0000000000000000000000000000000000000000..c701ef3c287f62aa0ebfbdbd6da6ed82a1c7793c
--- /dev/null
+++ b/src/main/java/io/papermc/paper/logging/StacktraceDeobfuscatingRewritePolicy.java
@@ -0,0 +1,31 @@
@@ -0,0 +1,38 @@
+package io.papermc.paper.logging;
+
+import io.papermc.paper.util.StacktraceDeobfuscator;
@ -132,7 +132,8 @@ index 0000000000000000000000000000000000000000..d019802a36dbaca4bf299a55d28381e4
+import org.apache.logging.log4j.core.appender.rewrite.RewritePolicy;
+import org.apache.logging.log4j.core.config.plugins.Plugin;
+import org.apache.logging.log4j.core.config.plugins.PluginFactory;
+import org.jetbrains.annotations.NotNull;
+import org.apache.logging.log4j.core.impl.Log4jLogEvent;
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+@Plugin(
+ name = "StacktraceDeobfuscatingRewritePolicy",
@ -141,17 +142,23 @@ index 0000000000000000000000000000000000000000..d019802a36dbaca4bf299a55d28381e4
+ printObject = true
+)
+public final class StacktraceDeobfuscatingRewritePolicy implements RewritePolicy {
+ private StacktraceDeobfuscatingRewritePolicy() {
+ }
+
+ @Override
+ public @NotNull LogEvent rewrite(final @NotNull LogEvent rewrite) {
+ public @NonNull LogEvent rewrite(final @NonNull LogEvent rewrite) {
+ final Throwable thrown = rewrite.getThrown();
+ if (thrown != null) {
+ StacktraceDeobfuscator.INSTANCE.deobfuscateThrowable(thrown);
+ return new Log4jLogEvent.Builder(rewrite)
+ .setThrownProxy(null)
+ .build();
+ }
+ return rewrite;
+ }
+
+ @PluginFactory
+ public static @NotNull StacktraceDeobfuscatingRewritePolicy createPolicy() {
+ public static @NonNull StacktraceDeobfuscatingRewritePolicy createPolicy() {
+ return new StacktraceDeobfuscatingRewritePolicy();
+ }
+}

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@ -230,26 +230,17 @@ index 0000000000000000000000000000000000000000..34734bb969a1a74c7a4f9c17d40ebf00
+ }
+}
diff --git a/src/main/resources/log4j2.xml b/src/main/resources/log4j2.xml
index 2e421eaac80cf251b32e0bb504dd54a73edf4986..5704146ae84747cafd4b5f504ba071f6be99f425 100644
index 2e421eaac80cf251b32e0bb504dd54a73edf4986..74ccc67e3c12dc5182602fb691ef3ddeb5b53280 100644
--- a/src/main/resources/log4j2.xml
+++ b/src/main/resources/log4j2.xml
@@ -30,7 +30,7 @@
<DefaultRolloverStrategy max="1000"/>
</RollingRandomAccessFile>
<Async name="Async">
- <AppenderRef ref="rewrite"/>
+ <AppenderRef ref="rewrite2"/>
@@ -34,6 +34,10 @@
</Async>
<Rewrite name="rewrite">
<StacktraceDeobfuscatingRewritePolicy />
@@ -38,6 +38,10 @@
<AppenderRef ref="TerminalConsole" level="info"/>
<AppenderRef ref="ServerGuiConsole" level="info"/>
</Rewrite>
+ <AppenderRef ref="rewrite2"/>
+ </Rewrite>
+ <Rewrite name="rewrite2">
+ <ExtraClassInfoRewritePolicy />
+ <AppenderRef ref="rewrite"/>
+ </Rewrite>
</Appenders>
<Loggers>
<Root level="info">
<AppenderRef ref="File"/>
<AppenderRef ref="TerminalConsole" level="info"/>
<AppenderRef ref="ServerGuiConsole" level="info"/>