Examples with IgfsFile org.apache.ignite.igfs.IgfsFile used on opensource projects

Example 26 with IgfsFile

use of org.apache.ignite.igfs.IgfsFile in project ignite by apache.

the class IgfsStreamsSelfTest method testCreateFileColocated.

/**
 * @throws Exception If failed.
 */
public void testCreateFileColocated() throws Exception {
    IgfsPath path = new IgfsPath("/colocated");
    UUID uuid = UUID.randomUUID();
    IgniteUuid affKey;
    long idx = 0;
    while (true) {
        affKey = new IgniteUuid(uuid, idx);
        if (grid(0).affinity(grid(0).igfsx("igfs").configuration().getDataCacheConfiguration().getName()).mapKeyToNode(affKey).id().equals(grid(0).localNode().id()))
            break;
        idx++;
    }
    try (IgfsOutputStream out = fs.create(path, 1024, true, affKey, 0, 1024, null)) {
        // Write 5M, should be enough to test distribution.
        for (int i = 0; i < 15; i++) out.write(new byte[1024 * 1024]);
    }
    IgfsFile info = fs.info(path);
    Collection<IgfsBlockLocation> affNodes = fs.affinity(path, 0, info.length());
    assertEquals(1, affNodes.size());
    Collection<UUID> nodeIds = F.first(affNodes).nodeIds();
    assertEquals(1, nodeIds.size());
    assertEquals(grid(0).localNode().id(), F.first(nodeIds));
}

Example 27 with IgfsFile

use of org.apache.ignite.igfs.IgfsFile in project ignite by apache.

the class IgfsStreamsSelfTest method testCreateFile.

/**
 * Test file creation.
 *
 * @param path Path to file to store.
 * @param size Size of file to store.
 * @param salt Salt for file content generation.
 * @throws Exception In case of any exception.
 */
private void testCreateFile(final IgfsPath path, final long size, final int salt) throws Exception {
    info("Create file [path=" + path + ", size=" + size + ", salt=" + salt + ']');
    final AtomicInteger cnt = new AtomicInteger(0);
    final Collection<IgfsPath> cleanUp = new ConcurrentLinkedQueue<>();
    long time = runMultiThreaded(new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            int id = cnt.incrementAndGet();
            IgfsPath f = new IgfsPath(path.parent(), "asdf" + (id > 1 ? "-" + id : ""));
            try (IgfsOutputStream out = fs.create(f, 0, true, null, 0, 1024, null)) {
                assertNotNull(out);
                // Add all created into cleanup list.
                cleanUp.add(f);
                U.copy(new IgfsTestInputStream(size, salt), out);
            }
            return null;
        }
    }, WRITING_THREADS_CNT, "perform-multi-thread-writing");
    if (time > 0) {
        double rate = size * 1000. / time / 1024 / 1024;
        info(String.format("Write file [path=%s, size=%d kB, rate=%2.1f MB/s]", path, WRITING_THREADS_CNT * size / 1024, WRITING_THREADS_CNT * rate));
    }
    info("Read and validate saved file: " + path);
    final InputStream expIn = new IgfsTestInputStream(size, salt);
    final IgfsInputStream actIn = fs.open(path, CFG_BLOCK_SIZE * READING_THREADS_CNT * 11 / 10);
    // Validate continuous reading of whole file.
    assertEqualStreams(expIn, actIn, size, null);
    // Validate random seek and reading.
    final Random rnd = new Random();
    runMultiThreaded(new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            long skip = Math.abs(rnd.nextLong() % (size + 1));
            long range = Math.min(size - skip, rnd.nextInt(CFG_BLOCK_SIZE * 400));
            assertEqualStreams(new IgfsTestInputStream(size, salt), actIn, range, skip);
            return null;
        }
    }, READING_THREADS_CNT, "validate-multi-thread-reading");
    expIn.close();
    actIn.close();
    info("Get stored file info: " + path);
    IgfsFile desc = fs.info(path);
    info("Validate stored file info: " + desc);
    assertNotNull(desc);
    if (log.isDebugEnabled())
        log.debug("File descriptor: " + desc);
    Collection<IgfsBlockLocation> aff = fs.affinity(path, 0, desc.length());
    assertFalse("Affinity: " + aff, desc.length() != 0 && aff.isEmpty());
    int blockSize = desc.blockSize();
    assertEquals("File size", size, desc.length());
    assertEquals("Binary block size", CFG_BLOCK_SIZE, blockSize);
    // assertEquals("Permission", "rwxr-xr-x", desc.getPermission().toString());
    // assertEquals("Permission sticky bit marks this is file", false, desc.getPermission().getStickyBit());
    assertEquals("Type", true, desc.isFile());
    assertEquals("Type", false, desc.isDirectory());
    info("Cleanup files: " + cleanUp);
    for (IgfsPath f : cleanUp) {
        fs.delete(f, true);
        assertNull(fs.info(f));
    }
}

Example 28 with IgfsFile

use of org.apache.ignite.igfs.IgfsFile in project ignite by apache.

the class IgniteHadoopFileSystem method listStatus.

/**
 * {@inheritDoc}
 */
@Override
public FileStatus[] listStatus(Path f) throws IOException {
    A.notNull(f, "f");
    enterBusy();
    try {
        IgfsPath path = convert(f);
        Collection<IgfsFile> list = rmtClient.listFiles(path);
        if (list == null)
            throw new FileNotFoundException("File " + f + " does not exist.");
        List<IgfsFile> files = new ArrayList<>(list);
        FileStatus[] arr = new FileStatus[files.size()];
        for (int i = 0; i < arr.length; i++) arr[i] = convert(files.get(i));
        if (clientLog.isLogEnabled()) {
            String[] fileArr = new String[arr.length];
            for (int i = 0; i < arr.length; i++) fileArr[i] = arr[i].getPath().toString();
            clientLog.logListDirectory(path, fileArr);
        }
        return arr;
    } finally {
        leaveBusy();
    }
}

Example 29 with IgfsFile

use of org.apache.ignite.igfs.IgfsFile in project ignite by apache.

the class IgfsProcessorSelfTest method testMakeListDeleteDirsMultithreaded.

/**
 * Test make directories in multi-threaded environment.
 *
 * @throws Exception In case of any exception.
 */
@SuppressWarnings("TooBroadScope")
public void testMakeListDeleteDirsMultithreaded() throws Exception {
    assertListDir("/");
    final int max = 2 * 1000;
    final int threads = 50;
    final AtomicInteger cnt = new AtomicInteger();
    info("Create directories: " + max);
    GridTestUtils.runMultiThreaded(new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            for (int cur = cnt.incrementAndGet(); cur < max; cur = cnt.incrementAndGet()) igfs.mkdirs(path(cur));
            return null;
        }
    }, threads, "grid-test-make-directories");
    info("Validate directories were created.");
    // Reset counter.
    cnt.set(0);
    GridTestUtils.runMultiThreaded(new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            for (int cur = cnt.incrementAndGet(); cur < max; cur = cnt.incrementAndGet()) {
                IgfsFile info = igfs.info(path(cur));
                assertNotNull("Expects file exist: " + cur, info);
                assertTrue("Expects file is a directory: " + cur, info.isDirectory());
            }
            return null;
        }
    }, threads, "grid-test-check-directories-exist");
    info("Validate directories removing.");
    // Reset counter.
    cnt.set(0);
    GridTestUtils.runMultiThreaded(new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            for (int cur = cnt.incrementAndGet(); cur < max; cur = cnt.incrementAndGet()) igfs.delete(path(cur), true);
            return null;
        }
    }, threads, "grid-test-delete-directories");
}

Example 30 with IgfsFile

use of org.apache.ignite.igfs.IgfsFile in project ignite by apache.

the class IgfsProcessorSelfTest method assertListDir.

/**
 * Validate directory listing.
 *
 * @param path Directory path to validate listing for.
 * @param item List of directory items.
 */
private void assertListDir(String path, String... item) {
    Collection<IgfsFile> files = igfs.listFiles(new IgfsPath(path));
    List<String> names = new ArrayList<>(item.length);
    for (IgfsFile file : files) names.add(file.path().name());
    Arrays.sort(item);
    Collections.sort(names);
    assertEquals(Arrays.asList(item), names);
}