Package org.apache.hadoop.hbase.master

Examples of org.apache.hadoop.hbase.master.MasterCoprocessorHost.findCoprocessor()

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    SecureTestUtil.enableSecurity(conf);

    TEST_UTIL.startMiniCluster();
    MasterCoprocessorHost cpHost = TEST_UTIL.getMiniHBaseCluster().getMaster().getCoprocessorHost();
    cpHost.load(AccessController.class, Coprocessor.PRIORITY_HIGHEST, conf);
    ACCESS_CONTROLLER = (AccessController) cpHost.findCoprocessor(AccessController.class.getName());
    CP_ENV = cpHost.createEnvironment(AccessController.class, ACCESS_CONTROLLER,
      Coprocessor.PRIORITY_HIGHEST, 1, conf);
    RegionServerCoprocessorHost rsHost = TEST_UTIL.getMiniHBaseCluster().getRegionServer(0)
        .getCoprocessorHost();
    RSCP_ENV = rsHost.createEnvironment(AccessController.class, ACCESS_CONTROLLER,
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    HMaster master = cluster.getMaster();
    assertTrue("Master should be active", master.isActiveMaster());
    MasterCoprocessorHost host = master.getCoprocessorHost();
    assertNotNull("CoprocessorHost should not be null", host);
    CPMasterObserver cp = (CPMasterObserver)host.findCoprocessor(
        CPMasterObserver.class.getName());
    assertNotNull("CPMasterObserver coprocessor not found or not installed!", cp);

    // check basic lifecycle
    assertTrue("MasterObserver should have been started", cp.wasStarted());
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  public void testTableOperations() throws Exception {
    MiniHBaseCluster cluster = UTIL.getHBaseCluster();

    HMaster master = cluster.getMaster();
    MasterCoprocessorHost host = master.getCoprocessorHost();
    CPMasterObserver cp = (CPMasterObserver)host.findCoprocessor(
        CPMasterObserver.class.getName());
    cp.enableBypass(true);
    cp.resetStates();
    assertFalse("No table created yet", cp.wasCreateTableCalled());
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  public void testRegionTransitionOperations() throws Exception {
    MiniHBaseCluster cluster = UTIL.getHBaseCluster();

    HMaster master = cluster.getMaster();
    MasterCoprocessorHost host = master.getCoprocessorHost();
    CPMasterObserver cp = (CPMasterObserver)host.findCoprocessor(
        CPMasterObserver.class.getName());
    cp.enableBypass(false);
    cp.resetStates();

    HTable table = UTIL.createTable(TEST_TABLE, TEST_FAMILY);
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  @Test
  public void testSnapshotOperations() throws Exception {
    MiniHBaseCluster cluster = UTIL.getHBaseCluster();
    HMaster master = cluster.getMaster();
    MasterCoprocessorHost host = master.getCoprocessorHost();
    CPMasterObserver cp = (CPMasterObserver)host.findCoprocessor(
        CPMasterObserver.class.getName());
    cp.resetStates();

    // create a table
    HTableDescriptor htd = new HTableDescriptor(TEST_TABLE);
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    TEST_UTIL.startMiniCluster();
    MasterCoprocessorHost cpHost = TEST_UTIL.getMiniHBaseCluster().getMaster()
        .getMasterCoprocessorHost();
    cpHost.load(AccessController.class, Coprocessor.PRIORITY_HIGHEST, conf);
    AccessController ac = (AccessController)
      cpHost.findCoprocessor(AccessController.class.getName());
    cpHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
    RegionServerCoprocessorHost rsHost = TEST_UTIL.getMiniHBaseCluster().getRegionServer(0)
        .getRegionServerCoprocessorHost();
    rsHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
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    TEST_UTIL.startMiniCluster();
    MasterCoprocessorHost cpHost =
      TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterCoprocessorHost();
    cpHost.load(AccessController.class, Coprocessor.PRIORITY_HIGHEST, conf);
    ACCESS_CONTROLLER = (AccessController) cpHost.findCoprocessor(AccessController.class.getName());
    CP_ENV = cpHost.createEnvironment(AccessController.class, ACCESS_CONTROLLER,
      Coprocessor.PRIORITY_HIGHEST, 1, conf);
    RegionServerCoprocessorHost rsHost = TEST_UTIL.getMiniHBaseCluster().getRegionServer(0)
      .getRegionServerCoprocessorHost();
    RSCP_ENV = rsHost.createEnvironment(AccessController.class, ACCESS_CONTROLLER,
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    TEST_UTIL.startMiniCluster();
    MasterCoprocessorHost cpHost = TEST_UTIL.getMiniHBaseCluster().getMaster()
        .getMasterCoprocessorHost();
    cpHost.load(AccessController.class, Coprocessor.PRIORITY_HIGHEST, conf);
    AccessController ac = (AccessController)
      cpHost.findCoprocessor(AccessController.class.getName());
    cpHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
    RegionServerCoprocessorHost rsHost = TEST_UTIL.getMiniHBaseCluster().getRegionServer(0)
        .getRegionServerCoprocessorHost();
    rsHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
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      throws IOException {
    MiniHBaseCluster cluster = UTIL.getHBaseCluster();

    HMaster master = cluster.getMaster();
    MasterCoprocessorHost host = master.getMasterCoprocessorHost();
    BuggyMasterObserver cp = (BuggyMasterObserver)host.findCoprocessor(
        BuggyMasterObserver.class.getName());
    assertFalse("No table created yet", cp.wasCreateTableCalled());

    // set a watch on the zookeeper /hbase/master node. If the master dies,
    // the node will be deleted.
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    TEST_UTIL.startMiniCluster();
    MasterCoprocessorHost cpHost = TEST_UTIL.getMiniHBaseCluster().getMaster()
        .getMasterCoprocessorHost();
    cpHost.load(AccessController.class, Coprocessor.PRIORITY_HIGHEST, conf);
    AccessController ac = (AccessController)
      cpHost.findCoprocessor(AccessController.class.getName());
    cpHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
    RegionServerCoprocessorHost rsHost = TEST_UTIL.getMiniHBaseCluster().getRegionServer(0)
        .getRegionServerCoprocessorHost();
    rsHost.createEnvironment(AccessController.class, ac, Coprocessor.PRIORITY_HIGHEST, 1, conf);
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