Examples with RegionCoprocessorHost org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost used on opensource projects

Example 21 with RegionCoprocessorHost

use of org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost in project hbase by apache.

the class TestRegionObserverStacking method testRegionObserverStacking.

@Test
public void testRegionObserverStacking() throws Exception {
    byte[] ROW = Bytes.toBytes("testRow");
    byte[] TABLE = Bytes.toBytes(this.getClass().getSimpleName());
    byte[] A = Bytes.toBytes("A");
    byte[][] FAMILIES = new byte[][] { A };
    Configuration conf = TEST_UTIL.getConfiguration();
    HRegion region = initHRegion(TABLE, getClass().getName(), conf, FAMILIES);
    RegionCoprocessorHost h = region.getCoprocessorHost();
    h.load(ObserverA.class, Coprocessor.PRIORITY_HIGHEST, conf);
    h.load(ObserverB.class, Coprocessor.PRIORITY_USER, conf);
    h.load(ObserverC.class, Coprocessor.PRIORITY_LOWEST, conf);
    Put put = new Put(ROW);
    put.addColumn(A, A, A);
    region.put(put);
    Coprocessor c = h.findCoprocessor(ObserverA.class.getName());
    long idA = ((ObserverA) c).id;
    c = h.findCoprocessor(ObserverB.class.getName());
    long idB = ((ObserverB) c).id;
    c = h.findCoprocessor(ObserverC.class.getName());
    long idC = ((ObserverC) c).id;
    assertTrue(idA < idB);
    assertTrue(idB < idC);
    HBaseTestingUtil.closeRegionAndWAL(region);
}

Example 22 with RegionCoprocessorHost

use of org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost in project hbase by apache.

the class TestCoprocessorConfiguration method testRegionCoprocessorHostTableLoadingDisabled.

@Test
public void testRegionCoprocessorHostTableLoadingDisabled() throws Exception {
    Configuration conf = new Configuration(CONF);
    // if defaults change
    conf.setBoolean(CoprocessorHost.COPROCESSORS_ENABLED_CONF_KEY, true);
    conf.setBoolean(CoprocessorHost.USER_COPROCESSORS_ENABLED_CONF_KEY, false);
    HRegion region = mock(HRegion.class);
    when(region.getRegionInfo()).thenReturn(REGIONINFO);
    when(region.getTableDescriptor()).thenReturn(TABLEDESC);
    RegionServerServices rsServices = mock(RegionServerServices.class);
    systemCoprocessorLoaded.set(false);
    tableCoprocessorLoaded.set(false);
    new RegionCoprocessorHost(region, rsServices, conf);
    assertTrue("System coprocessors should have been loaded", systemCoprocessorLoaded.get());
    assertFalse("Table coprocessors should not have been loaded", tableCoprocessorLoaded.get());
}

Example 23 with RegionCoprocessorHost

use of org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost in project hbase by apache.

the class TestCoprocessorConfiguration method testReadOnlyConfiguration.

/**
 * Rough test that Coprocessor Environment is Read-Only.
 * Just check a random CP and see that it returns a read-only config.
 */
@Test
public void testReadOnlyConfiguration() throws Exception {
    Configuration conf = new Configuration(CONF);
    HRegion region = mock(HRegion.class);
    when(region.getRegionInfo()).thenReturn(REGIONINFO);
    when(region.getTableDescriptor()).thenReturn(TABLEDESC);
    RegionServerServices rsServices = mock(RegionServerServices.class);
    RegionCoprocessorHost rcp = new RegionCoprocessorHost(region, rsServices, conf);
    boolean found = false;
    for (String cpStr : rcp.getCoprocessors()) {
        CoprocessorEnvironment cpenv = rcp.findCoprocessorEnvironment(cpStr);
        if (cpenv != null) {
            found = true;
        }
        Configuration c = cpenv.getConfiguration();
        thrown.expect(UnsupportedOperationException.class);
        c.set("one.two.three", "four.five.six");
    }
    assertTrue("Should be at least one CP found", found);
}

Example 24 with RegionCoprocessorHost

use of org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost in project hbase by apache.

the class TestCoprocessorConfiguration method testRegionCoprocessorHostDefaults.

@Test
public void testRegionCoprocessorHostDefaults() throws Exception {
    Configuration conf = new Configuration(CONF);
    HRegion region = mock(HRegion.class);
    when(region.getRegionInfo()).thenReturn(REGIONINFO);
    when(region.getTableDescriptor()).thenReturn(TABLEDESC);
    RegionServerServices rsServices = mock(RegionServerServices.class);
    systemCoprocessorLoaded.set(false);
    tableCoprocessorLoaded.set(false);
    new RegionCoprocessorHost(region, rsServices, conf);
    assertEquals("System coprocessors loading default was not honored", CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED, systemCoprocessorLoaded.get());
    assertEquals("Table coprocessors loading default was not honored", CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED && CoprocessorHost.DEFAULT_USER_COPROCESSORS_ENABLED, tableCoprocessorLoaded.get());
}

Example 25 with RegionCoprocessorHost

use of org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost in project hbase by apache.

the class TestCoprocessorInterface method reopenRegion.

HRegion reopenRegion(final HRegion closedRegion, Class<?>... implClasses) throws IOException {
    // RegionInfo info = new RegionInfo(tableName, null, null, false);
    HRegion r = HRegion.openHRegion(closedRegion, null);
    // this following piece is a hack. currently a coprocessorHost
    // is secretly loaded at OpenRegionHandler. we don't really
    // start a region server here, so just manually create cphost
    // and set it to region.
    Configuration conf = TEST_UTIL.getConfiguration();
    RegionCoprocessorHost host = new RegionCoprocessorHost(r, Mockito.mock(RegionServerServices.class), conf);
    r.setCoprocessorHost(host);
    for (Class<?> implClass : implClasses) {
        host.load(implClass.asSubclass(RegionCoprocessor.class), Coprocessor.PRIORITY_USER, conf);
    }
    // we need to manually call pre- and postOpen here since the
    // above load() is not the real case for CP loading. A CP is
    // expected to be loaded by default from 1) configuration; or 2)
    // HTableDescriptor. If it's loaded after HRegion initialized,
    // the pre- and postOpen() won't be triggered automatically.
    // Here we have to call pre and postOpen explicitly.
    host.preOpen();
    host.postOpen();
    return r;
}