Examples with LocatedBlock org.apache.hadoop.hdfs.protocol.LocatedBlock used on opensource projects

Example 26 with LocatedBlock

use of org.apache.hadoop.hdfs.protocol.LocatedBlock in project hadoop by apache.

the class TestPBHelper method testConvertLocatedBlock.

@Test
public void testConvertLocatedBlock() {
    LocatedBlock lb = createLocatedBlock();
    LocatedBlockProto lbProto = PBHelperClient.convertLocatedBlock(lb);
    LocatedBlock lb2 = PBHelperClient.convertLocatedBlockProto(lbProto);
    compare(lb, lb2);
}

Example 27 with LocatedBlock

use of org.apache.hadoop.hdfs.protocol.LocatedBlock in project hadoop by apache.

the class TestPBHelper method createLocatedBlockNoStorageMedia.

private LocatedBlock createLocatedBlockNoStorageMedia() {
    DatanodeInfo[] dnInfos = { DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h1", AdminStates.DECOMMISSION_INPROGRESS), DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h2", AdminStates.DECOMMISSIONED), DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h3", AdminStates.NORMAL) };
    LocatedBlock lb = new LocatedBlock(new ExtendedBlock("bp12", 12345, 10, 53), dnInfos);
    lb.setBlockToken(new Token<BlockTokenIdentifier>("identifier".getBytes(), "password".getBytes(), new Text("kind"), new Text("service")));
    lb.setStartOffset(5);
    return lb;
}

Example 28 with LocatedBlock

use of org.apache.hadoop.hdfs.protocol.LocatedBlock in project hadoop by apache.

the class TestPBHelper method createLocatedBlock.

private LocatedBlock createLocatedBlock() {
    DatanodeInfo[] dnInfos = { DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h1", AdminStates.DECOMMISSION_INPROGRESS), DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h2", AdminStates.DECOMMISSIONED), DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h3", AdminStates.NORMAL), DFSTestUtil.getLocalDatanodeInfo("127.0.0.1", "h4", AdminStates.NORMAL) };
    String[] storageIDs = { "s1", "s2", "s3", "s4" };
    StorageType[] media = { StorageType.DISK, StorageType.SSD, StorageType.DISK, StorageType.RAM_DISK };
    LocatedBlock lb = new LocatedBlock(new ExtendedBlock("bp12", 12345, 10, 53), dnInfos, storageIDs, media, 5, false, new DatanodeInfo[] {});
    lb.setBlockToken(new Token<BlockTokenIdentifier>("identifier".getBytes(), "password".getBytes(), new Text("kind"), new Text("service")));
    return lb;
}

Example 29 with LocatedBlock

use of org.apache.hadoop.hdfs.protocol.LocatedBlock in project hadoop by apache.

the class TestMover method testWithinSameNode.

private void testWithinSameNode(Configuration conf) throws Exception {
    final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(3).storageTypes(new StorageType[] { StorageType.DISK, StorageType.ARCHIVE }).build();
    try {
        cluster.waitActive();
        final DistributedFileSystem dfs = cluster.getFileSystem();
        final String file = "/testScheduleWithinSameNode/file";
        Path dir = new Path("/testScheduleWithinSameNode");
        dfs.mkdirs(dir);
        // write to DISK
        dfs.setStoragePolicy(dir, "HOT");
        final FSDataOutputStream out = dfs.create(new Path(file));
        out.writeChars("testScheduleWithinSameNode");
        out.close();
        // verify before movement
        LocatedBlock lb = dfs.getClient().getLocatedBlocks(file, 0).get(0);
        StorageType[] storageTypes = lb.getStorageTypes();
        for (StorageType storageType : storageTypes) {
            Assert.assertTrue(StorageType.DISK == storageType);
        }
        // move to ARCHIVE
        dfs.setStoragePolicy(dir, "COLD");
        int rc = ToolRunner.run(conf, new Mover.Cli(), new String[] { "-p", dir.toString() });
        Assert.assertEquals("Movement to ARCHIVE should be successful", 0, rc);
        // Wait till namenode notified about the block location details
        waitForLocatedBlockWithArchiveStorageType(dfs, file, 3);
    } finally {
        cluster.shutdown();
    }
}

Example 30 with LocatedBlock

use of org.apache.hadoop.hdfs.protocol.LocatedBlock in project hadoop by apache.

the class TestMover method testMoverFailedRetryWithPinnedBlocks.

/**
   * Test to verify that mover should work well with pinned blocks as well as
   * failed blocks. Mover should continue retrying the failed blocks only.
   */
@Test(timeout = 90000)
public void testMoverFailedRetryWithPinnedBlocks() throws Exception {
    final Configuration conf = new HdfsConfiguration();
    initConf(conf);
    conf.set(DFSConfigKeys.DFS_MOVER_RETRY_MAX_ATTEMPTS_KEY, "2");
    final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(2).storageTypes(new StorageType[][] { { StorageType.DISK, StorageType.ARCHIVE }, { StorageType.DISK, StorageType.ARCHIVE } }).build();
    try {
        cluster.waitActive();
        final DistributedFileSystem dfs = cluster.getFileSystem();
        final String parenDir = "/parent";
        dfs.mkdirs(new Path(parenDir));
        final String file1 = "/parent/testMoverFailedRetryWithPinnedBlocks1";
        // write to DISK
        final FSDataOutputStream out = dfs.create(new Path(file1), (short) 2);
        byte[] fileData = StripedFileTestUtil.generateBytes(DEFAULT_BLOCK_SIZE * 2);
        out.write(fileData);
        out.close();
        // Adding pinned blocks.
        createFileWithFavoredDatanodes(conf, cluster, dfs);
        // Delete block file so, block move will fail with FileNotFoundException
        LocatedBlocks locatedBlocks = dfs.getClient().getLocatedBlocks(file1, 0);
        Assert.assertEquals("Wrong block count", 2, locatedBlocks.locatedBlockCount());
        LocatedBlock lb = locatedBlocks.get(0);
        cluster.corruptBlockOnDataNodesByDeletingBlockFile(lb.getBlock());
        // move to ARCHIVE
        dfs.setStoragePolicy(new Path(parenDir), "COLD");
        int rc = ToolRunner.run(conf, new Mover.Cli(), new String[] { "-p", parenDir.toString() });
        Assert.assertEquals("Movement should fail after some retry", ExitStatus.NO_MOVE_PROGRESS.getExitCode(), rc);
    } finally {
        cluster.shutdown();
    }
}