Examples with HMaster org.apache.hadoop.hbase.master.HMaster used on opensource projects

Example 51 with HMaster

use of org.apache.hadoop.hbase.master.HMaster in project hbase by apache.

the class TestAdmin2 method testMoveToPreviouslyAssignedRS.

@Test
public void testMoveToPreviouslyAssignedRS() throws IOException, InterruptedException {
    SingleProcessHBaseCluster cluster = TEST_UTIL.getHBaseCluster();
    HMaster master = cluster.getMaster();
    final TableName tableName = TableName.valueOf(name.getMethodName());
    Admin localAdmin = createTable(tableName);
    List<RegionInfo> tableRegions = localAdmin.getRegions(tableName);
    RegionInfo hri = tableRegions.get(0);
    AssignmentManager am = master.getAssignmentManager();
    ServerName server = am.getRegionStates().getRegionServerOfRegion(hri);
    localAdmin.move(hri.getEncodedNameAsBytes(), server);
    assertEquals("Current region server and region server before move should be same.", server, am.getRegionStates().getRegionServerOfRegion(hri));
}

Example 52 with HMaster

use of org.apache.hadoop.hbase.master.HMaster in project hbase by apache.

the class TestCleanupMetaReplicaThroughConfig method testReplicaCleanup.

@Test
public void testReplicaCleanup() throws Exception {
    ZKWatcher zkw = TEST_UTIL.getZooKeeperWatcher();
    List<String> metaReplicaZnodes = zkw.getMetaReplicaNodes();
    assertEquals(3, metaReplicaZnodes.size());
    final HMaster master = TEST_UTIL.getMiniHBaseCluster().getMaster();
    master.stop("Restarting");
    TEST_UTIL.waitFor(30000, () -> master.isStopped());
    TEST_UTIL.getMiniHBaseCluster().getConfiguration().setInt(HConstants.META_REPLICAS_NUM, 1);
    JVMClusterUtil.MasterThread newMasterThread = TEST_UTIL.getMiniHBaseCluster().startMaster();
    final HMaster newMaster = newMasterThread.getMaster();
    // wait until new master finished meta replica assignment logic
    TEST_UTIL.waitFor(30000, () -> newMaster.getMasterQuotaManager() != null);
    TEST_UTIL.waitFor(30000, () -> TEST_UTIL.getZooKeeperWatcher().getMetaReplicaNodes().size() == 1);
}

Example 53 with HMaster

use of org.apache.hadoop.hbase.master.HMaster in project hbase by apache.

the class TestTransitRegionStateProcedure method testRecoveryAndDoubleExcution.

private void testRecoveryAndDoubleExcution(TransitRegionStateProcedure proc) throws Exception {
    HMaster master = UTIL.getHBaseCluster().getMaster();
    AssignmentManager am = master.getAssignmentManager();
    RegionStateNode regionNode = am.getRegionStates().getRegionStateNode(proc.getRegion());
    assertFalse(regionNode.isInTransition());
    regionNode.setProcedure(proc);
    assertTrue(regionNode.isInTransition());
    ProcedureExecutor<MasterProcedureEnv> procExec = master.getMasterProcedureExecutor();
    ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);
    long procId = procExec.submitProcedure(proc);
    MasterProcedureTestingUtility.testRecoveryAndDoubleExecution(procExec, procId);
    regionNode = am.getRegionStates().getRegionStateNode(proc.getRegion());
    assertFalse(regionNode.isInTransition());
}

Example 54 with HMaster

use of org.apache.hadoop.hbase.master.HMaster in project hbase by apache.

the class TestRegionServerCrashDisableWAL method test.

@Test
public void test() throws InterruptedException, IOException {
    HMaster master = UTIL.getMiniHBaseCluster().stopMaster(0).getMaster();
    // Shutdown master before shutting down rs
    UTIL.waitFor(30000, () -> !master.isAlive());
    RegionServerThread thread = null;
    for (RegionServerThread t : UTIL.getMiniHBaseCluster().getRegionServerThreads()) {
        if (!t.getRegionServer().getRegions(TABLE_NAME).isEmpty()) {
            thread = t;
            break;
        }
    }
    // shutdown rs
    thread.getRegionServer().abort("For testing");
    thread.join();
    // restart master
    UTIL.getMiniHBaseCluster().startMaster();
    // the region online.
    try (Table table = UTIL.getConnection().getTableBuilder(TABLE_NAME, null).setOperationTimeout(30000).build()) {
        table.put(new Put(Bytes.toBytes(1)).addColumn(CF, CQ, Bytes.toBytes(1)));
        assertEquals(1, Bytes.toInt(table.get(new Get(Bytes.toBytes(1))).getValue(CF, CQ)));
    }
}

Example 55 with HMaster

use of org.apache.hadoop.hbase.master.HMaster in project hbase by apache.

the class TestMasterFifoRpcScheduler method testMasterRpcScheduler.

@Test
public void testMasterRpcScheduler() {
    HMaster master = TEST_UTIL.getHBaseCluster().getMaster();
    MasterRpcServices masterRpcServices = master.getMasterRpcServices();
    RpcScheduler masterRpcScheduler = masterRpcServices.getRpcScheduler();
    Assert.assertTrue(masterRpcScheduler instanceof MasterFifoRpcScheduler);
}