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From GitBox <...@apache.org>
Subject [GitHub] sijie closed pull request #2548: Stop all functions gracefully on closing worker-service
Date Thu, 13 Sep 2018 21:50:37 GMT
sijie closed pull request #2548: Stop all functions gracefully on closing worker-service
URL: https://github.com/apache/incubator-pulsar/pull/2548
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/pulsar-functions/worker/src/main/java/org/apache/pulsar/functions/worker/FunctionRuntimeManager.java
b/pulsar-functions/worker/src/main/java/org/apache/pulsar/functions/worker/FunctionRuntimeManager.java
index 93828de40d..75a70e0fb6 100644
--- a/pulsar-functions/worker/src/main/java/org/apache/pulsar/functions/worker/FunctionRuntimeManager.java
+++ b/pulsar-functions/worker/src/main/java/org/apache/pulsar/functions/worker/FunctionRuntimeManager.java
@@ -403,6 +403,25 @@ public Response stopFunctionInstances(String tenant, String namespace,
String fu
         return Response.status(Status.OK).build();
     }
 
+    /**
+     * It stops all functions instances owned by current worker
+     * @throws Exception
+     */
+    public void stopAllOwnedFunctions() throws Exception {
+        final String workerId = this.workerConfig.getWorkerId();
+        Map<String, Assignment> assignments = workerIdToAssignments.get(workerId);
+        if (assignments != null) {
+            assignments.values().forEach(assignment -> {
+                String fullyQualifiedInstanceId = Utils.getFullyQualifiedInstanceId(assignment.getInstance());
+                try {
+                    stopFunction(fullyQualifiedInstanceId, false);
+                } catch (Exception e) {
+                    log.warn("Failed to stop function {} - {}", fullyQualifiedInstanceId,
e.getMessage());
+                }
+            });
+        }
+    }
+
     private void stopFunction(String fullyQualifiedInstanceId, boolean restart) throws Exception
{
         log.info("[{}] {}..", restart ? "restarting" : "stopping", fullyQualifiedInstanceId);
         FunctionRuntimeInfo functionRuntimeInfo = this.getFunctionRuntimeInfo(fullyQualifiedInstanceId);
@@ -658,6 +677,7 @@ private void setFunctionRuntimeInfo(String fullyQualifiedInstanceId, FunctionRun
 
     @Override
     public void close() throws Exception {
+        stopAllOwnedFunctions();
         this.functionActioner.close();
         this.functionAssignmentTailer.close();
         if (runtimeFactory != null) {


 

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