Prevent the runtime attachment from launching multiple times

open-telemetry · Jul 21, 2022 · b31b1fa · b31b1fa
1 parent 4ff617e
commit b31b1fa
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/.../runtime-attach-core/src/main/java/io/opentelemetry/contrib/attach/CoreRuntimeAttach.java b/.../runtime-attach-core/src/main/java/io/opentelemetry/contrib/attach/CoreRuntimeAttach.java
@@ -19,6 +19,8 @@ public final class CoreRuntimeAttach {
 
   private final String agentJarResourceName;
 
+  private boolean runtimeAttachmentRequested;
+
   /**
    * Creates a new {@code DistroRuntimeAttach} from the resource name of the agent jar.
    *
@@ -37,6 +39,11 @@ public void attachJavaagentToCurrentJVM() {
       return;
     }
 
+    if (runtimeAttachmentRequested) {
+      return;
+    }
+    runtimeAttachmentRequested = true;
+
     AgentFileProvider agentFileProvider = new AgentFileProvider(agentJarResourceName);
 
     File javaagentFile = agentFileProvider.getAgentFile();