/**
* Verifies User metadata headers from output, to that sent in during input
*
* @param expectedHeaders the expected headers in the response.
* @param response the {@link HttpResponse} which contains the headers of the response.
* @param usermetadata if non-null, this is expected to come as the body.
* @param content the content accompanying the response.
*/
private void verifyUserMetadata(
HttpHeaders expectedHeaders,
HttpResponse response,
byte[] usermetadata,
Queue<HttpObject> content) {
if (usermetadata == null) {
assertEquals("Content-Length is not 0", 0, HttpHeaders.getContentLength(response));
for (Map.Entry<String, String> header : expectedHeaders) {
String key = header.getKey();
if (key.startsWith(RestUtils.Headers.USER_META_DATA_HEADER_PREFIX)) {
assertEquals(
"Value for " + key + " does not match in user metadata",
header.getValue(),
HttpHeaders.getHeader(response, key));
}
}
for (Map.Entry<String, String> header : response.headers()) {
String key = header.getKey();
if (key.startsWith(RestUtils.Headers.USER_META_DATA_HEADER_PREFIX)) {
assertTrue(
"Key " + key + " does not exist in expected headers", expectedHeaders.contains(key));
}
}
discardContent(content, 1);
} else {
assertEquals(
"Content-Length is not as expected",
usermetadata.length,
HttpHeaders.getContentLength(response));
byte[] receivedMetadata = getContent(content, HttpHeaders.getContentLength(response)).array();
assertArrayEquals("User metadata does not match original", usermetadata, receivedMetadata);
}
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
logger.debug("================进入客户端InBoundHandler channelRead============");
// 如果是response
if (msg instanceof HttpResponse) {
HttpResponse response = (HttpResponse) msg;
logger.debug(
"客户端收到的响应CONTENT_TYPE:" + response.headers().get(HttpHeaders.Names.CONTENT_TYPE));
if (HttpHeaders.isContentLengthSet(response)) {
reader = new ByteBufToBytes((int) HttpHeaders.getContentLength(response));
}
}
if (msg instanceof HttpContent) {
HttpContent httpContent = (HttpContent) msg;
ByteBuf content = httpContent.content();
reader.reading(content);
content.release();
if (reader.isEnd()) {
String resultStr = new String(reader.readFull());
logger.debug("收到的服务端的消息是：" + resultStr);
ctx.close();
}
}
logger.debug("================出客户端InBoundHandler channelRead============");
}
/**
* Gets the blob with blob ID {@code blobId} and verifies that the headers and content match with
* what is expected.
*
* @param blobId the blob ID of the blob to GET.
* @param range the {@link ByteRange} for the request.
* @param expectedHeaders the expected headers in the response.
* @param expectedContent the expected content of the blob.
* @throws ExecutionException
* @throws InterruptedException
*/
private void getBlobAndVerify(
String blobId, ByteRange range, HttpHeaders expectedHeaders, ByteBuffer expectedContent)
throws ExecutionException, InterruptedException, RestServiceException {
HttpHeaders headers = null;
if (range != null) {
headers =
new DefaultHttpHeaders()
.add(RestUtils.Headers.RANGE, RestTestUtils.getRangeHeaderString(range));
}
FullHttpRequest httpRequest = buildRequest(HttpMethod.GET, blobId, headers, null);
Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
HttpResponse response = (HttpResponse) responseParts.poll();
assertEquals(
"Unexpected response status",
range == null ? HttpResponseStatus.OK : HttpResponseStatus.PARTIAL_CONTENT,
response.getStatus());
checkCommonGetHeadHeaders(response.headers());
assertEquals(
"Content-Type does not match",
expectedHeaders.get(RestUtils.Headers.AMBRY_CONTENT_TYPE),
response.headers().get(HttpHeaders.Names.CONTENT_TYPE));
assertEquals(
RestUtils.Headers.BLOB_SIZE + " does not match",
expectedHeaders.get(RestUtils.Headers.BLOB_SIZE),
response.headers().get(RestUtils.Headers.BLOB_SIZE));
assertEquals(
"Accept-Ranges not set correctly",
"bytes",
response.headers().get(RestUtils.Headers.ACCEPT_RANGES));
byte[] expectedContentArray = expectedContent.array();
if (range != null) {
long blobSize = Long.parseLong(expectedHeaders.get(RestUtils.Headers.BLOB_SIZE));
assertEquals(
"Content-Range header not set correctly",
RestUtils.buildContentRangeAndLength(range, blobSize).getFirst(),
response.headers().get(RestUtils.Headers.CONTENT_RANGE));
ByteRange resolvedRange = range.toResolvedByteRange(blobSize);
expectedContentArray =
Arrays.copyOfRange(
expectedContentArray,
(int) resolvedRange.getStartOffset(),
(int) resolvedRange.getEndOffset() + 1);
} else {
assertNull(
"Content-Range header should not be set",
response.headers().get(RestUtils.Headers.CONTENT_RANGE));
}
if (expectedContentArray.length < FRONTEND_CONFIG.frontendChunkedGetResponseThresholdInBytes) {
assertEquals(
"Content-length not as expected",
expectedContentArray.length,
HttpHeaders.getContentLength(response));
}
byte[] responseContentArray = getContent(responseParts, expectedContentArray.length).array();
assertArrayEquals(
"GET content does not match original content", expectedContentArray, responseContentArray);
assertTrue("Channel should be active", HttpHeaders.isKeepAlive(response));
}
public static boolean hasContents(HttpResponse response, byte[] expectedContents) {
if (response.getContent() != null
&& HttpHeaders.getContentLength(response, 0) == expectedContents.length
&& response.getContent().readableBytes() == expectedContents.length) {
byte[] compareBytes = new byte[expectedContents.length];
response.getContent().readBytes(compareBytes);
return Arrays.equals(expectedContents, compareBytes);
}
return false;
}
public static Object extractErrorMessage(HttpResponse response) {
if (response.getContent() == null || HttpHeaders.getContentLength(response, 0) == 0) {
return "";
}
byte[] bytes = new byte[response.getContent().readableBytes()];
response.getContent().readBytes(bytes);
try {
return new String(bytes, "UTF-8");
} catch (UnsupportedEncodingException e) {
return "";
}
}
/**
* Gets the headers of the blob with blob ID {@code blobId} and verifies them against what is
* expected.
*
* @param blobId the blob ID of the blob to HEAD.
* @param range the {@link ByteRange} for the request.
* @param expectedHeaders the expected headers in the response.
* @throws ExecutionException
* @throws InterruptedException
*/
private void getHeadAndVerify(String blobId, ByteRange range, HttpHeaders expectedHeaders)
throws ExecutionException, InterruptedException, RestServiceException {
HttpHeaders headers = null;
if (range != null) {
headers =
new DefaultHttpHeaders()
.add(RestUtils.Headers.RANGE, RestTestUtils.getRangeHeaderString(range));
}
FullHttpRequest httpRequest = buildRequest(HttpMethod.HEAD, blobId, headers, null);
Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
HttpResponse response = (HttpResponse) responseParts.poll();
assertEquals(
"Unexpected response status",
range == null ? HttpResponseStatus.OK : HttpResponseStatus.PARTIAL_CONTENT,
response.getStatus());
checkCommonGetHeadHeaders(response.headers());
long contentLength = Long.parseLong(expectedHeaders.get(RestUtils.Headers.BLOB_SIZE));
if (range != null) {
Pair<String, Long> rangeAndLength =
RestUtils.buildContentRangeAndLength(range, contentLength);
assertEquals(
"Content-Range header not set correctly",
rangeAndLength.getFirst(),
response.headers().get(RestUtils.Headers.CONTENT_RANGE));
contentLength = rangeAndLength.getSecond();
} else {
assertNull(
"Content-Range header should not be set",
response.headers().get(RestUtils.Headers.CONTENT_RANGE));
}
assertEquals(
"Accept-Ranges not set correctly",
"bytes",
response.headers().get(RestUtils.Headers.ACCEPT_RANGES));
assertEquals(
RestUtils.Headers.CONTENT_LENGTH + " does not match expected",
contentLength,
HttpHeaders.getContentLength(response));
assertEquals(
RestUtils.Headers.CONTENT_TYPE + " does not match " + RestUtils.Headers.AMBRY_CONTENT_TYPE,
expectedHeaders.get(RestUtils.Headers.AMBRY_CONTENT_TYPE),
HttpHeaders.getHeader(response, HttpHeaders.Names.CONTENT_TYPE));
verifyBlobProperties(expectedHeaders, response);
discardContent(responseParts, 1);
assertTrue("Channel should be active", HttpHeaders.isKeepAlive(response));
}
/**
* Posts a blob with the given {@code headers} and {@code content}.
*
* @param headers the headers required.
* @param content the content of the blob.
* @return the blob ID of the blob.
* @throws ExecutionException
* @throws InterruptedException
*/
private String postBlobAndVerify(HttpHeaders headers, ByteBuffer content)
throws ExecutionException, InterruptedException {
FullHttpRequest httpRequest = buildRequest(HttpMethod.POST, "/", headers, content);
Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
HttpResponse response = (HttpResponse) responseParts.poll();
assertEquals("Unexpected response status", HttpResponseStatus.CREATED, response.getStatus());
assertTrue(
"No Date header",
HttpHeaders.getDateHeader(response, HttpHeaders.Names.DATE, null) != null);
assertTrue(
"No " + RestUtils.Headers.CREATION_TIME,
HttpHeaders.getHeader(response, RestUtils.Headers.CREATION_TIME, null) != null);
assertEquals("Content-Length is not 0", 0, HttpHeaders.getContentLength(response));
String blobId = HttpHeaders.getHeader(response, HttpHeaders.Names.LOCATION, null);
if (blobId == null) {
fail("postBlobAndVerify did not return a blob ID");
}
discardContent(responseParts, 1);
assertTrue("Channel should be active", HttpHeaders.isKeepAlive(response));
return blobId;
}
/**
* Posts a blob with the given {@code headers} and {@code content}.
*
* @param headers the headers required.
* @param content the content of the blob.
* @param usermetadata the {@link ByteBuffer} that represents user metadata
* @return the blob ID of the blob.
* @throws Exception
*/
private String multipartPostBlobAndVerify(
HttpHeaders headers, ByteBuffer content, ByteBuffer usermetadata) throws Exception {
HttpRequest httpRequest = RestTestUtils.createRequest(HttpMethod.POST, "/", headers);
HttpPostRequestEncoder encoder = createEncoder(httpRequest, content, usermetadata);
Queue<HttpObject> responseParts =
nettyClient.sendRequest(encoder.finalizeRequest(), encoder, null).get();
HttpResponse response = (HttpResponse) responseParts.poll();
assertEquals("Unexpected response status", HttpResponseStatus.CREATED, response.getStatus());
assertTrue(
"No Date header",
HttpHeaders.getDateHeader(response, HttpHeaders.Names.DATE, null) != null);
assertTrue(
"No " + RestUtils.Headers.CREATION_TIME,
HttpHeaders.getHeader(response, RestUtils.Headers.CREATION_TIME, null) != null);
assertEquals("Content-Length is not 0", 0, HttpHeaders.getContentLength(response));
String blobId = HttpHeaders.getHeader(response, HttpHeaders.Names.LOCATION, null);
if (blobId == null) {
fail("postBlobAndVerify did not return a blob ID");
}
discardContent(responseParts, 1);
assertTrue("Channel should be active", HttpHeaders.isKeepAlive(response));
return blobId;
}