Examples with RestResponseChannel com.github.ambry.rest.RestResponseChannel used on opensource projects

Example 1 with RestResponseChannel

use of com.github.ambry.rest.RestResponseChannel in project ambry by linkedin.

the class FrontendRestRequestService method handlePut.

@Override
public void handlePut(RestRequest restRequest, RestResponseChannel restResponseChannel) {
    ThrowingConsumer<RequestPath> routingAction = requestPath -> {
        if (requestPath.matchesOperation(Operations.UPDATE_TTL)) {
            ttlUpdateHandler.handle(restRequest, restResponseChannel, (r, e) -> {
                if (e instanceof RouterException && ((RouterException) e).getErrorCode() == RouterErrorCode.BlobUpdateNotAllowed) {
                    restResponseChannel.setHeader(Headers.ALLOW, TTL_UPDATE_REJECTED_ALLOW_HEADER_VALUE);
                }
                submitResponse(restRequest, restResponseChannel, null, e);
            });
        } else if (requestPath.matchesOperation(Operations.UNDELETE) && frontendConfig.enableUndelete) {
            // If the undelete is not enabled, then treat it as unrecognized operation.
            // And always send failure reason back to client for undelete
            restRequest.setArg(SEND_FAILURE_REASON, Boolean.TRUE);
            undeleteHandler.handle(restRequest, restResponseChannel, (r, e) -> {
                submitResponse(restRequest, restResponseChannel, null, e);
            });
        } else if (requestPath.matchesOperation(Operations.NAMED_BLOB)) {
            restRequest.setArg(SEND_FAILURE_REASON, Boolean.TRUE);
            namedBlobPutHandler.handle(restRequest, restResponseChannel, (r, e) -> submitResponse(restRequest, restResponseChannel, null, e));
        } else {
            throw new RestServiceException("Unrecognized operation: " + requestPath.getOperationOrBlobId(false), RestServiceErrorCode.BadRequest);
        }
    };
    preProcessAndRouteRequest(restRequest, restResponseChannel, frontendMetrics.putPreProcessingMetrics, routingAction);
}

Example 2 with RestResponseChannel

use of com.github.ambry.rest.RestResponseChannel in project ambry by linkedin.

the class PostAccountContainersHandlerTest method validRequestsTest.

/**
 * Test valid request cases.
 * @throws Exception
 */
@Test
public void validRequestsTest() throws Exception {
    String accountName = theAccount.getName();
    short accountId = theAccount.getId();
    ThrowingConsumer<Collection<Container>> testAction = inputContainers -> {
        String requestBody = new String(AccountCollectionSerde.serializeContainersInJson(inputContainers));
        RestResponseChannel restResponseChannel = new MockRestResponseChannel();
        RestRequest request = createRestRequest(requestBody, accountName, null);
        ReadableStreamChannel responseChannel = sendRequestGetResponse(request, restResponseChannel);
        assertNotNull("Date has not been set", restResponseChannel.getHeader(RestUtils.Headers.DATE));
        assertEquals("Content-length is not as expected", responseChannel.getSize(), Integer.parseInt((String) restResponseChannel.getHeader(RestUtils.Headers.CONTENT_LENGTH)));
        assertEquals("Account id in response header is not as expected", accountId, Short.parseShort((String) restResponseChannel.getHeader(RestUtils.Headers.TARGET_ACCOUNT_ID)));
        RetainingAsyncWritableChannel asyncWritableChannel = new RetainingAsyncWritableChannel((int) responseChannel.getSize());
        responseChannel.readInto(asyncWritableChannel, null).get();
        Collection<Container> outputContainers = AccountCollectionSerde.containersFromInputStreamInJson(asyncWritableChannel.consumeContentAsInputStream(), accountId);
        assertEquals("Unexpected count returned", inputContainers.size(), outputContainers.size());
        for (Container container : outputContainers) {
            assertEquals("Container in account service not as expected", container, accountService.getContainerByName(accountName, container.getName()));
        }
    };
    // add new container
    testAction.accept(Collections.singleton(accountService.getRandomContainer(accountId)));
    // add multiple containers
    List<Container> containerList = new ArrayList<>();
    for (int j = 0; j < 10; j++) {
        containerList.add(new ContainerBuilder(Container.UNKNOWN_CONTAINER_ID, "Test-" + j, Container.ContainerStatus.ACTIVE, "", accountId).build());
    }
    testAction.accept(containerList);
// TODO: update existing containers when support is added
}

Example 3 with RestResponseChannel

use of com.github.ambry.rest.RestResponseChannel in project ambry by linkedin.

the class PostBlobHandlerTest method doChunkUploadTest.

// chunkUploadTest() helpers
/**
 * Make a post request and verify behavior related to chunk uploads (for stitched blobs).
 * @param contentLength the size of the blob to upload.
 * @param chunkUpload {@code true} to send the "x-ambry-chunk-upload" header, or {@code false} to test full uploads.
 * @param uploadSession the value for the "x-ambry-chunk-upload-session" request header, or null to not set it.
 * @param maxUploadSize the value for the "x-ambry-max-upload-size" request header, or null to not set it.
 * @param blobTtlSecs the blob TTL to use.
 * @param errorChecker if non-null, expect an exception to be thrown by the post flow and verify it using this
 *                     {@link ThrowingConsumer}.
 * @throws Exception
 */
private void doChunkUploadTest(int contentLength, boolean chunkUpload, String uploadSession, Integer maxUploadSize, long blobTtlSecs, ThrowingConsumer<ExecutionException> errorChecker) throws Exception {
    JSONObject headers = new JSONObject();
    FrontendRestRequestServiceTest.setAmbryHeadersForPut(headers, blobTtlSecs, !REF_CONTAINER.isCacheable(), SERVICE_ID, CONTENT_TYPE, OWNER_ID, REF_ACCOUNT.getName(), REF_CONTAINER.getName(), null);
    if (chunkUpload) {
        headers.put(RestUtils.Headers.CHUNK_UPLOAD, true);
    }
    if (uploadSession != null) {
        headers.put(RestUtils.Headers.SESSION, uploadSession);
    }
    if (maxUploadSize != null) {
        headers.put(RestUtils.Headers.MAX_UPLOAD_SIZE, maxUploadSize);
    }
    byte[] content = TestUtils.getRandomBytes(contentLength);
    RestRequest request = getRestRequest(headers, "/", content);
    long creationTimeMs = System.currentTimeMillis();
    time.setCurrentMilliseconds(creationTimeMs);
    RestResponseChannel restResponseChannel = new MockRestResponseChannel();
    FutureResult<Void> future = new FutureResult<>();
    idConverterFactory.lastInput = null;
    postBlobHandler.handle(request, restResponseChannel, future::done);
    if (errorChecker == null) {
        future.get(TIMEOUT_SECS, TimeUnit.SECONDS);
        assertEquals("Unexpected converted ID", CONVERTED_ID, restResponseChannel.getHeader(RestUtils.Headers.LOCATION));
        Object metadata = request.getArgs().get(RestUtils.InternalKeys.SIGNED_ID_METADATA_KEY);
        if (chunkUpload) {
            Map<String, String> expectedMetadata = new HashMap<>(3);
            expectedMetadata.put(RestUtils.Headers.BLOB_SIZE, Integer.toString(contentLength));
            expectedMetadata.put(RestUtils.Headers.SESSION, uploadSession);
            expectedMetadata.put(PostBlobHandler.EXPIRATION_TIME_MS_KEY, Long.toString(Utils.addSecondsToEpochTime(creationTimeMs, blobTtlSecs)));
            assertEquals("Unexpected signed ID metadata", expectedMetadata, metadata);
        } else {
            assertNull("Signed id metadata should not be set on non-chunk uploads", metadata);
        }
        InMemoryRouter.InMemoryBlob blob = router.getActiveBlobs().get(idConverterFactory.lastInput);
        assertEquals("Unexpected blob content stored", ByteBuffer.wrap(content), blob.getBlob());
        assertEquals("Unexpected ttl stored", blobTtlSecs, blob.getBlobProperties().getTimeToLiveInSeconds());
        // check that blob size matches the actual upload size
        assertEquals("Invalid blob size", Integer.toString(contentLength), restResponseChannel.getHeader(RestUtils.Headers.BLOB_SIZE));
    } else {
        TestUtils.assertException(ExecutionException.class, () -> future.get(TIMEOUT_SECS, TimeUnit.SECONDS), errorChecker);
    }
}

Example 4 with RestResponseChannel

use of com.github.ambry.rest.RestResponseChannel in project ambry by linkedin.

the class PostBlobHandlerTest method stitchBlobAndVerify.

/**
 * Make a stitch blob call using {@link PostBlobHandler} and verify the result of the operation.
 * @param requestBody the body of the stitch request to supply.
 * @param expectedStitchedChunks the expected chunks stitched together.
 * @param errorChecker if non-null, expect an exception to be thrown by the post flow and verify it using this
 *                     {@link ThrowingConsumer}.
 * @throws Exception
 */
private void stitchBlobAndVerify(byte[] requestBody, List<ChunkInfo> expectedStitchedChunks, ThrowingConsumer<ExecutionException> errorChecker) throws Exception {
    JSONObject headers = new JSONObject();
    FrontendRestRequestServiceTest.setAmbryHeadersForPut(headers, TestUtils.TTL_SECS, !REF_CONTAINER.isCacheable(), SERVICE_ID, CONTENT_TYPE, OWNER_ID, REF_ACCOUNT.getName(), REF_CONTAINER.getName(), null);
    RestRequest request = getRestRequest(headers, "/" + Operations.STITCH, requestBody);
    RestResponseChannel restResponseChannel = new MockRestResponseChannel();
    FutureResult<Void> future = new FutureResult<>();
    idConverterFactory.lastInput = null;
    postBlobHandler.handle(request, restResponseChannel, future::done);
    if (errorChecker == null) {
        future.get(TIMEOUT_SECS, TimeUnit.SECONDS);
        assertEquals("Unexpected converted ID", CONVERTED_ID, restResponseChannel.getHeader(RestUtils.Headers.LOCATION));
        InMemoryRouter.InMemoryBlob blob = router.getActiveBlobs().get(idConverterFactory.lastInput);
        assertEquals("List of chunks stitched does not match expected", expectedStitchedChunks, blob.getStitchedChunks());
        ByteArrayOutputStream expectedContent = new ByteArrayOutputStream();
        expectedStitchedChunks.stream().map(chunkInfo -> router.getActiveBlobs().get(chunkInfo.getBlobId()).getBlob().array()).forEach(buf -> expectedContent.write(buf, 0, buf.length));
        assertEquals("Unexpected blob content stored", ByteBuffer.wrap(expectedContent.toByteArray()), blob.getBlob());
        // check actual size of stitched blob
        assertEquals("Unexpected blob size", Long.toString(getStitchedBlobSize(expectedStitchedChunks)), restResponseChannel.getHeader(RestUtils.Headers.BLOB_SIZE));
    } else {
        TestUtils.assertException(ExecutionException.class, () -> future.get(TIMEOUT_SECS, TimeUnit.SECONDS), errorChecker);
    }
}

Example 5 with RestResponseChannel

use of com.github.ambry.rest.RestResponseChannel in project ambry by linkedin.

the class FrontendTestUrlSigningServiceFactory method doRuntimeExceptionRouterTest.

// runtimeExceptionRouterTest() helpers
/**
 * Tests reactions of various methods of {@link FrontendRestRequestService} to a {@link Router} that throws
 * {@link RuntimeException}.
 * @param restMethod used to determine the method to invoke in {@link FrontendRestRequestService}.
 * @throws Exception
 */
private void doRuntimeExceptionRouterTest(RestMethod restMethod) throws Exception {
    RestRequest restRequest = createRestRequest(restMethod, referenceBlobIdStr, null, null);
    RestResponseChannel restResponseChannel = new MockRestResponseChannel();
    try {
        switch(restMethod) {
            case GET:
            case DELETE:
            case HEAD:
                doOperation(restRequest, restResponseChannel);
                fail(restMethod + " should have detected a RestServiceException because of a bad router");
                break;
            case POST:
                JSONObject headers = new JSONObject();
                setAmbryHeadersForPut(headers, Utils.Infinite_Time, !refContainer.isCacheable(), "test-serviceID", "text/plain", "test-ownerId", refAccount.getName(), refContainer.getName(), null);
                restRequest = createRestRequest(restMethod, "/", headers, null);
                doOperation(restRequest, restResponseChannel);
                fail("POST should have detected a RestServiceException because of a bad router");
                break;
            default:
                throw new IllegalArgumentException("Unrecognized RestMethod: " + restMethod);
        }
    } catch (RuntimeException e) {
        assertEquals("Unexpected error message", InMemoryRouter.OPERATION_THROW_EARLY_RUNTIME_EXCEPTION, e.getMessage());
    }
}