Package org.apache.helix.manager.zk

Examples of org.apache.helix.manager.zk.ZKHelixDataAccessor

86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
    ClusterSetup setupTool = new ClusterSetup(ZK_ADDR);
    setupTool.addResourceToCluster(clusterName, "TestDB1", 16, "MasterSlave");

    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB1"));
    idealState.setStateModelFactoryName("TestDB1_Factory");
    accessor.setProperty(keyBuilder.idealStates("TestDB1"), idealState);
    setupTool.rebalanceStorageCluster(clusterName, "TestDB1", 3);

    // external view for TestDB1 should be empty
    ExternalView extView = null;
    long start = System.currentTimeMillis();
    while (extView == null)
    {
      Thread.sleep(50);
      extView = accessor.getProperty(keyBuilder.externalView("TestDB1"));

      long now = System.currentTimeMillis();
      if (now - start > 5000)
      {
        Assert.fail("Timeout waiting for an empty external view of TestDB1");
View Full Code Here
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
   
    // stop controller_0-5
    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(controllerClusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    for (int i = 0; i < n; i++)
    {
      LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
      String leaderName = leader.getId();
      int j = Integer.parseInt(leaderName.substring(leaderName.lastIndexOf('_') + 1));
      controllers[j].syncStop();
     
      result =
View Full Code Here
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
                            true); // do rebalance

    // set ideal state to customized mode
    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
    idealState.setIdealStateMode(IdealStateModeProperty.CUSTOMIZED.toString());
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

   
    // start controller
    ClusterController controller =
        new ClusterController(clusterName, "controller_0", ZK_ADDR);
View Full Code Here
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
                            true); // do rebalance

    // set ideal state to customized mode
    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
    idealState.setIdealStateMode(IdealStateModeProperty.CUSTOMIZED.toString());
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

   
    // start controller
    ClusterController controller =
        new ClusterController(clusterName, "controller_0", ZK_ADDR);
View Full Code Here
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
  // @Test
  public void testParticipantStatusUpdates() throws Exception
  {
    ZkClient zkClient = new ZkClient(ZkIntegrationTestBase.ZK_ADDR);
    zkClient.setZkSerializer(new ZNRecordSerializer());
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(CLUSTER_NAME, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    List<ExternalView> extViews = accessor.getChildValues(keyBuilder.externalViews());
    Assert.assertNotNull(extViews);

    for (ExternalView extView : extViews)
    {
      String resourceName = extView.getResourceName();
View Full Code Here
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
    return className.substring(className.lastIndexOf('.') + 1);
  }

  protected String getCurrentLeader(ZkClient zkClient, String clusterName)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader == null)
    {
      return null;
    }
    return leader.getInstanceName();
View Full Code Here
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
    _callback._isCallbackInvoked = false;

    // add a new live instance
    ZkClient zkClient = new ZkClient(ZK_ADDR);
    zkClient.setZkSerializer(new ZNRecordSerializer());
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(_clusterName, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance newLiveIns = new LiveInstance("newLiveInstance");
    newLiveIns.setHelixVersion("0.0.0");
    newLiveIns.setSessionId("randomSessionId");
    accessor.setProperty(keyBuilder.liveInstance("newLiveInstance"), newLiveIns);

    Thread.sleep(1000);  // wait for the CALLBACK type callback to finish
    Assert.assertTrue(_callback._isCallbackInvoked);

    System.out.println("END " + _clusterName + " at " + new Date(System.currentTimeMillis()));
View Full Code Here
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
    constraints.put("CONSTRAINT_VALUE", "1");
    constraints.put("INSTANCE", ".*");
    admin.addMessageConstraint(clusterName, "constraint1", constraints);
   

    final ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));

    // make sure we never see more than 1 state transition message for each participant
    final AtomicBoolean success = new AtomicBoolean(true);
    for (int i = 0; i < 5; i++)
    {
      String instanceName = "localhost_" + (12918 + i);
      String msgPath =
          PropertyPathConfig.getPath(PropertyType.MESSAGES, clusterName, instanceName);

      _gZkClient.subscribeChildChanges(msgPath, new IZkChildListener()
      {

        @Override
        public void handleChildChange(String parentPath, List<String> currentChilds) throws Exception
        {
          if (currentChilds != null && currentChilds.size() > 1)
          {
            List<ZNRecord> records = accessor.getBaseDataAccessor().getChildren(parentPath, null, 0);
            int transitionMsgCount = 0;
            for (ZNRecord record : records)
            {
              Message msg = new Message(record);
              if(msg.getMsgType().equals(Message.MessageType.STATE_TRANSITION.toString()))
View Full Code Here
117
118
119
120
121
122
123
124
125
126
127
128
129
   
    // stop current leader in controller cluster
    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(controllerClusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    String leaderName = leader.getId();
    int j = Integer.parseInt(leaderName.substring(leaderName.lastIndexOf('_') + 1));
    controllers[j].syncStop();
   
   
View Full Code Here
197
198
199
200
201
202
203
204
205
206
207
208
209
    Assert.assertTrue(result);

    // make sure schemata external view is empty
    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    ExternalView extView = accessor.getProperty(keyBuilder.externalView("schemata"));
    Assert.assertEquals(extView.getPartitionSet().size(), 0, "schemata externalView should be empty but was \"" + extView + "\"");
   
    // clean up
    // wait for all zk callbacks done
    Thread.sleep(1000);
View Full Code Here
TOP

Related Classes of org.apache.helix.manager.zk.ZKHelixDataAccessor

  • org.apache.helix.api.accessor.TestAccessorRecreate
  • org.apache.helix.api.accessor.TestAtomicAccessors
  • org.apache.helix.api.TestNewStages
  • org.apache.helix.controller.restlet.ZkPropertyTransferClient
  • org.apache.helix.controller.restlet.ZNRecordUpdate
  • org.apache.helix.controller.stages.TestMessageThrottleStage
  • org.apache.helix.controller.stages.TestRebalancePipeline
  • org.apache.helix.controller.stages.TestStagesWithLogicalAccessors
  • org.apache.helix.healthcheck.TestAddDropAlert
  • org.apache.helix.healthcheck.TestDummyAlerts
    • 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.