Examples with GetBlobOptionsBuilder com.github.ambry.router.GetBlobOptionsBuilder used on opensource projects

Example 1 with GetBlobOptionsBuilder

use of com.github.ambry.router.GetBlobOptionsBuilder in project ambry by linkedin.

the class RestUtils method buildGetBlobOptions.

/**
 * Build a {@link GetBlobOptions} object from an argument map for a certain sub-resource.
 * @param args the arguments associated with the request. This is typically a map of header names and query string
 *             arguments to values.
 * @param subResource the {@link SubResource} for the request, or {@code null} if no sub-resource is requested.
 * @param getOption the {@link GetOption} required.
 * @param restRequest the {@link RestRequest} that initiate this get operation, null if no rest request is available.
 * @param blobSegmentIdx index of blob segment one wishes to GET, {@link GetBlobOptions#NO_BLOB_SEGMENT_IDX_SPECIFIED}
 *                       if not used
 * @return a populated {@link GetBlobOptions} object.
 * @throws RestServiceException if the {@link GetBlobOptions} could not be constructed.
 */
public static GetBlobOptions buildGetBlobOptions(Map<String, Object> args, SubResource subResource, GetOption getOption, RestRequest restRequest, int blobSegmentIdx) throws RestServiceException {
    String rangeHeaderValue = getHeader(args, Headers.RANGE, false);
    if (subResource != null && !subResource.equals(SubResource.Segment) && rangeHeaderValue != null) {
        throw new RestServiceException("Ranges not supported for sub-resources that aren't Segment.", RestServiceErrorCode.InvalidArgs);
    }
    boolean resolveRangeOnEmptyBlob = getBooleanHeader(args, Headers.RESOLVE_RANGE_ON_EMPTY_BLOB, false);
    return new GetBlobOptionsBuilder().operationType(subResource == null || subResource == SubResource.Segment ? GetBlobOptions.OperationType.All : GetBlobOptions.OperationType.BlobInfo).getOption(getOption).blobSegment(blobSegmentIdx).range(rangeHeaderValue != null ? RestUtils.buildByteRange(rangeHeaderValue) : null).resolveRangeOnEmptyBlob(resolveRangeOnEmptyBlob).restRequest(restRequest).build();
}

Example 2 with GetBlobOptionsBuilder

use of com.github.ambry.router.GetBlobOptionsBuilder in project ambry by linkedin.

the class UndeleteHandlerTest method verifyUndelete.

/**
 * Verifies that the blob is undeleted
 * @param restRequest the {@link RestRequest} to get a signed URL.
 * @param expectedAccount the {@link Account} that should be populated in {@link RestRequest}.
 * @param expectedContainer the {@link Container} that should be populated in {@link RestRequest}.
 * @throws Exception
 */
private void verifyUndelete(RestRequest restRequest, Account expectedAccount, Container expectedContainer) throws Exception {
    try {
        router.getBlob(blobId, new GetBlobOptionsBuilder().build()).get(1, TimeUnit.SECONDS);
        fail("Get blob should fail on a deleted blob");
    } catch (ExecutionException e) {
        RouterException routerException = (RouterException) e.getCause();
        assertEquals(RouterErrorCode.BlobDeleted, routerException.getErrorCode());
    }
    RestResponseChannel restResponseChannel = new MockRestResponseChannel();
    sendRequestGetResponse(restRequest, restResponseChannel);
    assertEquals("ResponseStatus not as expected", ResponseStatus.Ok, restResponseChannel.getStatus());
    assertNotNull("Date has not been set", restResponseChannel.getHeader(RestUtils.Headers.DATE));
    assertEquals("Content-length is not as expected", 0, Integer.parseInt((String) restResponseChannel.getHeader(RestUtils.Headers.CONTENT_LENGTH)));
    assertEquals("Account not as expected", expectedAccount, restRequest.getArgs().get(RestUtils.InternalKeys.TARGET_ACCOUNT_KEY));
    assertEquals("Container not as expected", expectedContainer, restRequest.getArgs().get(RestUtils.InternalKeys.TARGET_CONTAINER_KEY));
    router.getBlob(blobId, new GetBlobOptionsBuilder().build()).get(1, TimeUnit.SECONDS);
}

Example 3 with GetBlobOptionsBuilder

use of com.github.ambry.router.GetBlobOptionsBuilder in project ambry by linkedin.

the class MockHeadCallback method handleHead.

@Override
public void handleHead(RestRequest restRequest, RestResponseChannel restResponseChannel) {
    if (shouldProceed(restRequest, restResponseChannel)) {
        String blobId = getBlobId(restRequest);
        router.getBlob(blobId, new GetBlobOptionsBuilder().operationType(GetBlobOptions.OperationType.BlobInfo).build(), new MockHeadCallback(this, restRequest, restResponseChannel), null);
    }
}

Example 4 with GetBlobOptionsBuilder

use of com.github.ambry.router.GetBlobOptionsBuilder in project ambry by linkedin.

the class TtlUpdateHandlerTest method assertTtl.

/**
 * Verifies that the TTL is {@code expectedTtlSecs}
 * @param expectedTtlSecs the expected TTL (in secs) of the blob
 * @throws Exception
 */
private void assertTtl(long expectedTtlSecs) throws Exception {
    GetBlobResult result = router.getBlob(blobId, new GetBlobOptionsBuilder().build()).get(1, TimeUnit.SECONDS);
    assertEquals("TTL not as expected", expectedTtlSecs, result.getBlobInfo().getBlobProperties().getTimeToLiveInSeconds());
}

Example 5 with GetBlobOptionsBuilder

use of com.github.ambry.router.GetBlobOptionsBuilder in project ambry by linkedin.

the class RouterStore method readAccountMetadataFromBlobID.

/**
 * Fetch the {@link Account} metadata from the given blob id.
 * @param blobID The blobID to fetch {@link Account} metadata from.
 * @return {@link Account} metadata in a map, and null when there is any error.
 */
Map<String, String> readAccountMetadataFromBlobID(String blobID) {
    long startTimeMs = System.currentTimeMillis();
    Future<GetBlobResult> resultF = router.get().getBlob(blobID, new GetBlobOptionsBuilder().build());
    try {
        GetBlobResult result = resultF.get();
        accountServiceMetrics.accountFetchFromAmbryTimeInMs.update(System.currentTimeMillis() - startTimeMs);
        int blobSize = (int) result.getBlobInfo().getBlobProperties().getBlobSize();
        InputStream input = new ReadableStreamChannelInputStream(result.getBlobDataChannel());
        byte[] bytes = Utils.readBytesFromStream(input, blobSize);
        JSONObject object = new JSONObject(new String(bytes, Charsets.UTF_8));
        Map<String, String> map = new HashMap<>();
        object.keySet().forEach(key -> map.put(key, object.getString(key)));
        return map;
    } catch (Exception e) {
        logger.error("Failed to read account metadata from blob id={}", blobID, e);
        accountServiceMetrics.accountFetchFromAmbryServerErrorCount.inc();
    }
    return null;
}