[GitHub] [hadoop-ozone] ChenSammi commented on a change in pull request #29: HDDS-2034. Async RATIS pipeline creation and destroy through heartbeat commands

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ChenSammi commented on a change in pull request #29: HDDS-2034. Async RATIS pipeline creation and destroy through heartbeat commands
URL: https://github.com/apache/hadoop-ozone/pull/29#discussion_r336862716
 
 

 ##########
 File path: hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/pipeline/SCMPipelineManager.java
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 @@ -379,6 +418,44 @@ public void deactivatePipeline(PipelineID pipelineID)
     stateManager.deactivatePipeline(pipelineID);
   }
 
+  /**
+   * Wait a pipeline to be OPEN.
+   *
+   * @param pipelineID ID of the pipeline to wait for.
+   * @param timeout    wait timeout, millisecond
+   * @throws IOException in case of any Exception, such as timeout
+   */
+  @Override
+  public void waitPipelineReady(PipelineID pipelineID, long timeout)
+      throws IOException {
+    Pipeline pipeline;
+    try {
+      pipeline = stateManager.getPipeline(pipelineID);
+    } catch (PipelineNotFoundException e) {
+      throw new IOException(String.format("Pipeline %s cannot be found",
+          pipelineID));
+    }
 
 Review comment:
   ok

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