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https://issues.apache.org/jira/browse/STORM-1279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15218056#comment-15218056
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ASF GitHub Bot commented on STORM-1279:
---------------------------------------
Github user revans2 commented on a diff in the pull request:
https://github.com/apache/storm/pull/1257#discussion_r57899879
--- Diff:
storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncSupervisorEvent.java
---
@@ -0,0 +1,626 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.storm.daemon.supervisor;
+
+import org.apache.commons.io.FileUtils;
+import org.apache.storm.Config;
+import org.apache.storm.blobstore.BlobStore;
+import org.apache.storm.blobstore.ClientBlobStore;
+import org.apache.storm.cluster.IStateStorage;
+import org.apache.storm.cluster.IStormClusterState;
+import org.apache.storm.event.EventManager;
+import org.apache.storm.generated.*;
+import org.apache.storm.localizer.LocalResource;
+import org.apache.storm.localizer.LocalizedResource;
+import org.apache.storm.localizer.Localizer;
+import org.apache.storm.utils.*;
+import org.apache.thrift.transport.TTransportException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.net.JarURLConnection;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+import java.util.*;
+import java.util.concurrent.atomic.AtomicInteger;
+
+public class SyncSupervisorEvent implements Runnable {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(SyncSupervisorEvent.class);
+
+ private EventManager syncSupEventManager;
+ private EventManager syncProcessManager;
+ private IStormClusterState stormClusterState;
+ private LocalState localState;
+ private SyncProcessEvent syncProcesses;
+ private SupervisorData supervisorData;
+
+ public SyncSupervisorEvent(SupervisorData supervisorData,
SyncProcessEvent syncProcesses, EventManager syncSupEventManager,
+ EventManager syncProcessManager) {
+
+ this.syncProcesses = syncProcesses;
+ this.syncSupEventManager = syncSupEventManager;
+ this.syncProcessManager = syncProcessManager;
+ this.stormClusterState = supervisorData.getStormClusterState();
+ this.localState = supervisorData.getLocalState();
+ this.supervisorData = supervisorData;
+ }
+
+ @Override
+ public void run() {
+ try {
+ Map conf = supervisorData.getConf();
+ Runnable syncCallback = new EventManagerPushCallback(this,
syncSupEventManager);
+ List<String> stormIds =
stormClusterState.assignments(syncCallback);
+ Map<String, Map<String, Object>> assignmentsSnapshot =
+ getAssignmentsSnapshot(stormClusterState, stormIds,
supervisorData.getAssignmentVersions().get(), syncCallback);
+ Map<String, List<ProfileRequest>> stormIdToProfilerActions =
getProfileActions(stormClusterState, stormIds);
+
+ Set<String> allDownloadedTopologyIds =
SupervisorUtils.readDownLoadedStormIds(conf);
+ Map<String, String> stormcodeMap =
readStormCodeLocations(assignmentsSnapshot);
+ Map<Integer, LocalAssignment> existingAssignment =
localState.getLocalAssignmentsMap();
+ if (existingAssignment == null) {
+ existingAssignment = new HashMap<>();
+ }
+
+ Map<Integer, LocalAssignment> allAssignment =
+ readAssignments(assignmentsSnapshot,
existingAssignment, supervisorData.getAssignmentId(),
supervisorData.getSyncRetry());
+
+ Map<Integer, LocalAssignment> newAssignment = new HashMap<>();
+ Set<String> assignedStormIds = new HashSet<>();
+
+ for (Map.Entry<Integer, LocalAssignment> entry :
allAssignment.entrySet()) {
+ if
(supervisorData.getiSupervisor().confirmAssigned(entry.getKey())) {
+ newAssignment.put(entry.getKey(), entry.getValue());
+
assignedStormIds.add(entry.getValue().get_topology_id());
+ }
+ }
+
+ Set<String> srashStormIds = verifyDownloadedFiles(conf,
supervisorData.getLocalizer(), assignedStormIds, allDownloadedTopologyIds);
--- End diff --
I'm not sure what `srachStormIds` means. It looks like it is storm ids that
are in a bad state, so possibly `crashedStormIds` is what you were going for?
> port backtype.storm.daemon.supervisor to java
> ---------------------------------------------
>
> Key: STORM-1279
> URL: https://issues.apache.org/jira/browse/STORM-1279
> Project: Apache Storm
> Issue Type: New Feature
> Components: storm-core
> Reporter: Robert Joseph Evans
> Assignee: John Fang
> Labels: java-migration, jstorm-merger
> Attachments: Discussion about supervisor.pdf
>
>
> https://github.com/apache/storm/tree/jstorm-import/jstorm-core/src/main/java/com/alibaba/jstorm/daemon/supervisor
> as an example
> backtype.storm.event usage should be replaced with built-in java threadpools.
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