Examples with URIStatus alluxio.client.file.URIStatus used on opensource projects

Example 36 with URIStatus

use of alluxio.client.file.URIStatus in project alluxio by Alluxio.

the class SetTtlCommandTest method setTtlWithFree.

@Test
public void setTtlWithFree() throws Exception {
    String filePath = "/testFile";
    FileSystemTestUtils.createByteFile(mFileSystem, filePath, WriteType.MUST_CACHE, 1);
    Assert.assertEquals(Constants.NO_TTL, mFileSystem.getStatus(new AlluxioURI("/testFile")).getTtl());
    AlluxioURI uri = new AlluxioURI("/testFile");
    long ttl = 1000L;
    Assert.assertEquals(0, mFsShell.run("setTtl", "-action", "free", filePath, String.valueOf(ttl)));
    URIStatus status = mFileSystem.getStatus(uri);
    Assert.assertEquals(ttl, status.getTtl());
    Assert.assertEquals(TtlAction.FREE, status.getTtlAction());
}

Example 37 with URIStatus

use of alluxio.client.file.URIStatus in project alluxio by Alluxio.

the class TouchCommandTest method touch.

@Test
public void touch() throws IOException, AlluxioException {
    String[] argv = new String[] { "touch", "/testFile" };
    mFsShell.run(argv);
    URIStatus status = mFileSystem.getStatus(new AlluxioURI("/testFile"));
    Assert.assertNotNull(status);
    Assert.assertEquals(getCommandOutput(argv), mOutput.toString());
    Assert.assertFalse(status.isFolder());
}

Example 38 with URIStatus

use of alluxio.client.file.URIStatus in project alluxio by Alluxio.

the class TouchCommandTest method touchTestWithFullURI.

@Test
public void touchTestWithFullURI() throws IOException, AlluxioException {
    String alluxioURI = "alluxio://" + mLocalAlluxioCluster.getHostname() + ":" + mLocalAlluxioCluster.getMasterRpcPort() + "/destFileURI";
    // when
    String[] argv = new String[] { "touch", alluxioURI };
    mFsShell.run(argv);
    // then
    URIStatus status = mFileSystem.getStatus(new AlluxioURI("/destFileURI"));
    Assert.assertNotNull(status);
    Assert.assertEquals(getCommandOutput(argv), mOutput.toString());
    Assert.assertFalse(status.isFolder());
}

Example 39 with URIStatus

use of alluxio.client.file.URIStatus in project alluxio by Alluxio.

the class AlluxioFuseFileSystem method getattr.

/**
   * Retrieves file attributes.
   *
   * @param path The path on the FS of the file
   * @param stat FUSE data structure to fill with file attrs
   * @return 0 on success, negative value on error
   */
@Override
public int getattr(String path, FileStat stat) {
    final AlluxioURI turi = mPathResolverCache.getUnchecked(path);
    LOG.trace("getattr({}) [Alluxio: {}]", path, turi);
    try {
        if (!mFileSystem.exists(turi)) {
            return -ErrorCodes.ENOENT();
        }
        final URIStatus status = mFileSystem.getStatus(turi);
        stat.st_size.set(status.getLength());
        final long ctime_sec = status.getLastModificationTimeMs() / 1000;
        //keeps only the "residual" nanoseconds not caputred in
        // citme_sec
        final long ctime_nsec = (status.getLastModificationTimeMs() % 1000) * 1000;
        stat.st_ctim.tv_sec.set(ctime_sec);
        stat.st_ctim.tv_nsec.set(ctime_nsec);
        stat.st_mtim.tv_sec.set(ctime_sec);
        stat.st_mtim.tv_nsec.set(ctime_nsec);
        // TODO(andreareale): understand how to map FileInfo#getOwner()
        // and FileInfo#getGroup() to UIDs and GIDs of the node
        // where alluxio-fuse is mounted.
        // While this is not done, just use uid and gid of the user
        // running alluxio-fuse.
        stat.st_uid.set(UID_AND_GID[0]);
        stat.st_gid.set(UID_AND_GID[1]);
        final int mode;
        if (status.isFolder()) {
            mode = FileStat.S_IFDIR;
        } else {
            mode = FileStat.S_IFREG;
        }
        stat.st_mode.set(mode);
    } catch (InvalidPathException e) {
        LOG.debug("Invalid path {}", path, e);
        return -ErrorCodes.ENOENT();
    } catch (FileDoesNotExistException e) {
        LOG.debug("File does not exist {}", path, e);
        return -ErrorCodes.ENOENT();
    } catch (IOException e) {
        LOG.error("IOException on {}", path, e);
        return -ErrorCodes.EIO();
    } catch (AlluxioException e) {
        LOG.error("AlluxioException on {}", path, e);
        return -ErrorCodes.EFAULT();
    } catch (Throwable e) {
        LOG.error("Unexpected exception on {}", path, e);
        return -ErrorCodes.EFAULT();
    }
    return 0;
}

Example 40 with URIStatus

use of alluxio.client.file.URIStatus in project alluxio by Alluxio.

the class AlluxioFuseFileSystem method rmInternal.

/**
   * Convenience internal method to remove files or directories.
   *
   * @param path The path to remove
   * @param mustBeFile When true, returns an error when trying to
   *                   remove a directory
   * @return 0 on success, a negative value on error
   */
private int rmInternal(String path, boolean mustBeFile) {
    final AlluxioURI turi = mPathResolverCache.getUnchecked(path);
    try {
        if (!mFileSystem.exists(turi)) {
            LOG.error("File {} does not exist", turi);
            return -ErrorCodes.ENOENT();
        }
        final URIStatus status = mFileSystem.getStatus(turi);
        if (mustBeFile && status.isFolder()) {
            LOG.error("File {} is a directory", turi);
            return -ErrorCodes.EISDIR();
        }
        mFileSystem.delete(turi);
    } catch (FileDoesNotExistException e) {
        LOG.debug("File does not exist {}", path, e);
        return -ErrorCodes.ENOENT();
    } catch (IOException e) {
        LOG.error("IOException on {}", path, e);
        return -ErrorCodes.EIO();
    } catch (AlluxioException e) {
        LOG.error("AlluxioException on {}", path, e);
        return -ErrorCodes.EFAULT();
    } catch (Throwable e) {
        LOG.error("Unexpected exception on {}", path, e);
        return -ErrorCodes.EFAULT();
    }
    return 0;
}