Ignore frames after jdk.internal.platform.CgroupSubsystemController.getStringValue

cwperks · cwperks · commit db4186b90a6c · 2025-07-16T14:05:33.000-04:00
Signed-off-by: Craig Perkins &lt;cwperx@amazon.com&gt;
diff --git a/libs/agent-sm/agent/src/main/java/org/opensearch/javaagent/StackCallerProtectionDomainChainExtractor.java b/libs/agent-sm/agent/src/main/java/org/opensearch/javaagent/StackCallerProtectionDomainChainExtractor.java
@@ -50,6 +50,8 @@ private StackCallerProtectionDomainChainExtractor() {}
     public Collection<ProtectionDomain> apply(Stream<StackFrame> frames) {
         return frames.takeWhile(
             frame -> !(ACCESS_CONTROLLER_CLASSES.contains(frame.getClassName()) && DO_PRIVILEGED_METHODS.contains(frame.getMethodName()))
+                && !("jdk.internal.platform.CgroupSubsystemController".equals(frame.getClassName())
+                    && "getStringValue".equals(frame.getMethodName()))
         )
             .map(StackFrame::getDeclaringClass)
             .map(Class::getProtectionDomain)

Original file line number	Diff line number	Diff line change
`@@ -50,6 +50,8 @@ private StackCallerProtectionDomainChainExtractor() {}`
`50`	`50`	`public Collection<ProtectionDomain> apply(Stream<StackFrame> frames) {`
`51`	`51`	`return frames.takeWhile(`
`52`	`52`	`frame -> !(ACCESS_CONTROLLER_CLASSES.contains(frame.getClassName()) && DO_PRIVILEGED_METHODS.contains(frame.getMethodName()))`
	`53`	`+ && !("jdk.internal.platform.CgroupSubsystemController".equals(frame.getClassName())`
	`54`	`+ && "getStringValue".equals(frame.getMethodName()))`
`53`	`55`	`)`
`54`	`56`	`.map(StackFrame::getDeclaringClass)`
`55`	`57`	`.map(Class::getProtectionDomain)`