Package org.apache.helix.model

Examples of org.apache.helix.model.Message

859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
          factory.getMessageType(), factory);

      manager = _participants[i]; // _startCMResultMap.get(hostDest)._manager;
    }

    Message schedulerMessage =
        new Message(MessageType.SCHEDULER_MSG + "", UUID.randomUUID().toString());
    schedulerMessage.setTgtSessionId("*");
    schedulerMessage.setTgtName("CONTROLLER");
    // TODO: change it to "ADMIN" ?
    schedulerMessage.setSrcName("CONTROLLER");

    // Template for the individual message sent to each participant
    Message msg = new Message(factory.getMessageType(), "Template");
    msg.setTgtSessionId("*");
    msg.setMsgState(MessageState.NEW);

    // Criteria to send individual messages
    Criteria cr = new Criteria();
    cr.setInstanceName("localhost_%");
    cr.setRecipientInstanceType(InstanceType.PARTICIPANT);
    cr.setSessionSpecific(false);
    cr.setResource("%");
    cr.setPartition("%");

    ObjectMapper mapper = new ObjectMapper();
    SerializationConfig serializationConfig = mapper.getSerializationConfig();
    serializationConfig.set(SerializationConfig.Feature.INDENT_OUTPUT, true);

    StringWriter sw = new StringWriter();
    mapper.writeValue(sw, cr);

    String crString = sw.toString();

    schedulerMessage.getRecord().setSimpleField("Criteria", crString);
    schedulerMessage.getRecord().setMapField("MessageTemplate", msg.getRecord().getSimpleFields());
    schedulerMessage.getRecord().setSimpleField("TIMEOUT", "-1");
    schedulerMessage.getRecord().setSimpleField("WAIT_ALL", "true");
    schedulerMessage.getRecord().setSimpleField(
        DefaultSchedulerMessageHandlerFactory.SCHEDULER_TASK_QUEUE, "TestSchedulerMsgContraints");

View Full Code Here
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
            && inputLine.indexOf("/MESSAGES/") != -1) {
          String type = getAttributeValue(inputLine, "type:");

          if (type.equals("create")) {
            ZNRecord record = getZNRecord(inputLine);
            Message msg = new Message(record);
            String sendSession = getAttributeValue(inputLine, "session:");
            if (sendSession.equals(leaderSession) && msg.getMsgType().equals("STATE_TRANSITION")
                && msg.getMsgState() == MessageState.NEW) {
              // sendMessageLines.add(inputLine);
              stats.msgSentCount++;

              if (msg.getFromState().equals("OFFLINE") && msg.getToState().equals("SLAVE")) {
                stats.msgSentCount_O2S++;
              } else if (msg.getFromState().equals("SLAVE") && msg.getToState().equals("MASTER")) {
                stats.msgSentCount_S2M++;
              } else if (msg.getFromState().equals("MASTER") && msg.getToState().equals("SLAVE")) {
                stats.msgSentCount_M2S++;
              }
              // System.out.println("Message create:"+new
              // Timestamp(Long.parseLong(timestamp)));
            }
View Full Code Here
344
345
346
347
348
349
350
351
352
353
354
355
    stage.postProcess();
  }

  protected Message createMessage(MessageType type, String msgId, String fromState, String toState,
      String resourceName, String tgtName) {
    Message msg = new Message(type.toString(), msgId);
    msg.setFromState(fromState);
    msg.setToState(toState);
    msg.getRecord().setSimpleField(Attributes.RESOURCE_NAME.toString(), resourceName);
    msg.setTgtName(tgtName);
    return msg;
  }
View Full Code Here
108
109
110
111
112
113
114
115
116
117
118
119
120
121
    MessageSelectionStageOutput msgSelOutput =
        event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    List<Message> messages =
        msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1, "Should output 1 message: OFFLINE-SLAVE for node0");
    Message message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "SLAVE");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    // round2: updates node0 currentState to SLAVE but keep the
    // message, make sure controller should not send S->M until removal is done
    setCurrentState(clusterName, "localhost_0", resourceName, resourceName + "_0", "session_1",
        "SLAVE");
View Full Code Here
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
    MessageSelectionStageOutput msgSelOutput =
        event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    List<Message> messages =
        msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1, "Should output 1 message: OFFLINE-SLAVE for node0");
    Message message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "SLAVE");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    // round2: drop resource, but keep the
    // message, make sure controller should not send O->DROPPEDN until O->S is done
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    admin.dropResource(clusterName, resourceName);

    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages = msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1,
        "Should output only 1 message: OFFLINE->DROPPED for localhost_1");

    message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "SLAVE");
    Assert.assertEquals(message.getToState(), "OFFLINE");
    Assert.assertEquals(message.getTgtName(), "localhost_1");

    // round3: remove O->S for localhost_0, controller should now send O->DROPPED to
    // localhost_0
    Builder keyBuilder = accessor.keyBuilder();
    List<String> msgIds = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", msgIds.get(0)));
    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages = msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1,
        "Should output 1 message: OFFLINE->DROPPED for localhost_0");
    message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "DROPPED");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    System.out.println("END " + clusterName + " at " + new Date(System.currentTimeMillis()));

  }
View Full Code Here
98
99
100
101
102
103
104
105
106
107
108
109
110
111
    MessageSelectionStageOutput msgSelOutput =
        event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    List<Message> messages =
        msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1, "Should output 1 message: OFFLINE-SLAVE for node0");
    Message message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "SLAVE");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    // round2: updates node0 currentState to SLAVE but keep the
    // message, make sure controller should not send S->M until removal is done
    setCurrentState(clusterName, "localhost_0", resourceName, resourceName + "_0", "session_1",
        "SLAVE");
View Full Code Here
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
    MessageSelectionStageOutput msgSelOutput =
        event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    List<Message> messages =
        msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1, "Should output 1 message: OFFLINE-SLAVE for node0");
    Message message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "SLAVE");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    // round2: drop resource, but keep the
    // message, make sure controller should not send O->DROPPEDN until O->S is done
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    admin.dropResource(clusterName, resourceName);
    List<IdealState> idealStates = accessor.getChildValues(accessor.keyBuilder().idealStates());
    cache.setIdealStates(idealStates);

    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages = msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1,
        "Should output only 1 message: OFFLINE->DROPPED for localhost_1");

    message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "SLAVE");
    Assert.assertEquals(message.getToState(), "OFFLINE");
    Assert.assertEquals(message.getTgtName(), "localhost_1");

    // round3: remove O->S for localhost_0, controller should now send O->DROPPED to
    // localhost_0
    Builder keyBuilder = accessor.keyBuilder();
    List<String> msgIds = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", msgIds.get(0)));
    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages = msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1,
        "Should output 1 message: OFFLINE->DROPPED for localhost_0");
    message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "OFFLINE");
    Assert.assertEquals(message.getToState(), "DROPPED");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    System.out.println("END " + clusterName + " at " + new Date(System.currentTimeMillis()));

  }
View Full Code Here
344
345
346
347
348
349
350
351
352
353
354
355
356
357
    MessageSelectionStageOutput msgSelOutput =
        event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    List<Message> messages =
        msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
    Assert.assertEquals(messages.size(), 1, "Should output 1 message: SLAVE-MASTER for node1");
    Message message = messages.get(0);
    Assert.assertEquals(message.getFromState(), "SLAVE");
    Assert.assertEquals(message.getToState(), "MASTER");
    Assert.assertEquals(message.getTgtName(), "localhost_1");

    // round2: updates node0 currentState to SLAVE but keep the
    // message, make sure controller should not send S->M until removal is done
    setupLiveInstances(clusterName, new int[] {
      0
View Full Code Here
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
    AssertJUnit.assertEquals(
        output1.getCurrentStateMap("testResourceName", new Partition("testResourceName_0")).size(),
        0);

    // Add a state transition messages
    Message message = new Message(Message.MessageType.STATE_TRANSITION, "msg1");
    message.setFromState("OFFLINE");
    message.setToState("SLAVE");
    message.setResourceName("testResourceName");
    message.setPartitionName("testResourceName_1");
    message.setTgtName("localhost_3");
    message.setTgtSessionId("session_3");

    Builder keyBuilder = accessor.keyBuilder();
    accessor.setProperty(keyBuilder.message("localhost_" + 3, message.getId()), message);

    runStage(event, new ReadClusterDataStage());
    runStage(event, stage);
    CurrentStateOutput output2 = event.getAttribute(AttributeName.CURRENT_STATE.toString());
    String pendingState =
View Full Code Here
106
107
108
109
110
111
112
113
114
115
116
    } catch (Exception e) {
      // OK
    }
    MessageSelectionStageOutput msgSelectOutput = new MessageSelectionStageOutput();
    List<Message> selectMessages = new ArrayList<Message>();
    Message msg =
        createMessage(MessageType.STATE_TRANSITION, "msgId-001", "OFFLINE", "SLAVE", "TestDB",
            "localhost_0");
    selectMessages.add(msg);

    msgSelectOutput.addMessages("TestDB", new Partition("TestDB_0"), selectMessages);
View Full Code Here
TOP

Related Classes of org.apache.helix.model.Message

  • org.apache.helix.api.accessor.ClusterAccessor
  • org.apache.helix.api.accessor.ParticipantAccessor
  • org.apache.helix.api.config.SchedulerTaskConfig
  • org.apache.helix.api.Resource
  • org.apache.helix.controller.stages.ContainerProvisioningStage
  • org.apache.helix.controller.stages.ExternalViewComputeStage
  • org.apache.helix.controller.stages.MessageGenerationPhase
  • org.apache.helix.controller.stages.MessageGenerationStage
  • org.apache.helix.controller.stages.TaskAssignmentStage
  • org.apache.helix.controller.stages.TestCurrentStateComputationStage
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.