public PingInfo ping(String host, int restPort, boolean noProxy) throws Exception {
PingInfo myPingInfo = pingInfoProvider.createPingInfo();
RequestConfig.Builder requestConfigBuilder =
httpClientProvider.createRequestConfigBuilder(host, noProxy);
String url = String.format(URL_PATTERN, host, restPort) + PingHandler.URL;
HttpUriRequest request =
RequestBuilder.post(url)
.setConfig(requestConfigBuilder.build())
.addParameter(PingHandler.PING_INFO_INPUT_NAME, gson.toJson(myPingInfo))
.build();
CloseableHttpResponse response = httpClientProvider.executeRequest(request);
try {
StatusLine statusLine = response.getStatusLine();
if (statusLine.getStatusCode() != HttpStatus.SC_OK) {
EntityUtils.consumeQuietly(response.getEntity());
throw new Exception(statusLine.getStatusCode() + " " + statusLine.getReasonPhrase());
}
HttpEntity entity = response.getEntity();
String content = EntityUtils.toString(entity);
EntityUtils.consumeQuietly(entity);
PingInfo receivedPingInfo = gson.fromJson(content, PingInfo.class);
receivedPingInfo.getAgentId().setHost(request.getURI().getHost());
return receivedPingInfo;
} finally {
response.close();
}
}
/**
* This method retrieves data using HTTP or HTTPS protocol and 'get' method.
*
* @param url
* @return
*/
protected byte[] httpGet(String url) {
HttpGet httpRequest = null;
HttpResponse httpResponse = null;
try {
final URI uri = URI.create(url.trim());
httpRequest = new HttpGet(uri);
if (contentType != null) {
httpRequest.setHeader(CONTENT_TYPE, contentType);
}
httpResponse = getHttpResponse(httpRequest, url);
final byte[] returnedBytes = readHttpResponse(url, httpResponse);
return returnedBytes;
} finally {
if (httpRequest != null) {
httpRequest.releaseConnection();
}
if (httpResponse != null) {
EntityUtils.consumeQuietly(httpResponse.getEntity());
}
}
}
@Override
public final HttpResponse invoke(Q query, String endpoint) throws InvocationException {
Preconditions.checkNotNull(query);
Preconditions.checkNotNull(endpoint);
HttpRequestBase method = null;
HttpEntity response = null;
try {
method = getHttpMethod(query, endpoint);
method.setParams(getHttpClientParams(query));
org.apache.http.HttpResponse httpResponse = httpClient.execute(method);
response = httpResponse.getEntity();
return HttpResponse.create(
httpResponse.getStatusLine().getStatusCode(), EntityUtils.toString(response));
} catch (Exception e) {
if (method != null) {
log.debug(
"Error during invocation with URL: "
+ method.getURI()
+ ", endpoint: "
+ endpoint
+ ", query: "
+ query,
e);
} else {
log.debug("Error during invocation with: endpoint: " + endpoint + ", query: " + query, e);
}
throw new InvocationException("InvocationException : ", e);
} finally {
EntityUtils.consumeQuietly(response);
}
}
@Override
public boolean isValidEndPoint(final URL url) {
Assert.notNull(this.httpClient);
HttpEntity entity = null;
try (CloseableHttpResponse response = this.httpClient.execute(new HttpGet(url.toURI()))) {
final int responseCode = response.getStatusLine().getStatusCode();
final int idx = Collections.binarySearch(this.acceptableCodes, responseCode);
if (idx >= 0) {
LOGGER.debug("Response code from server matched {}.", responseCode);
return true;
}
LOGGER.debug(
"Response code did not match any of the acceptable response codes. Code returned was {}",
responseCode);
if (responseCode == HttpStatus.SC_INTERNAL_SERVER_ERROR) {
final String value = response.getStatusLine().getReasonPhrase();
LOGGER.error(
"There was an error contacting the endpoint: {}; The error was:\n{}",
url.toExternalForm(),
value);
}
entity = response.getEntity();
} catch (final Exception e) {
LOGGER.error(e.getMessage(), e);
} finally {
EntityUtils.consumeQuietly(entity);
}
return false;
}
@Test
public void testWaitForQuiescenceQuietPeriodAlreadySatisfied()
throws IOException, InterruptedException {
mockServer
.when(request().withMethod("GET").withPath("/quiescencesatisfied"), Times.exactly(1))
.respond(response().withStatusCode(200));
try (CloseableHttpClient client = NewProxyServerTestUtil.getNewHttpClient(proxy.getPort())) {
HttpResponse response =
client.execute(
new HttpGet("http://127.0.0.1:" + mockServerPort + "/quiescencesatisfied"));
EntityUtils.consumeQuietly(response.getEntity());
assertEquals(
"Expected successful response from server",
200,
response.getStatusLine().getStatusCode());
}
// wait for 2s, then wait for 1s of quiescence, which should already be satisfied
Thread.sleep(2000);
long start = System.nanoTime();
boolean waitSuccessful = proxy.waitForQuiescence(1, 5, TimeUnit.SECONDS);
long finish = System.nanoTime();
assertTrue("Expected to successfully wait for quiescence", waitSuccessful);
assertTrue(
"Expected wait for quiescence to return immediately. Actual wait time was: "
+ TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS)
+ "ms",
TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) <= 1);
}
@Test
public void testWaitForQuiescenceAfterRequestCompleted() throws IOException {
mockServer
.when(request().withMethod("GET").withPath("/quiescencecompleted"), Times.exactly(1))
.respond(response().withStatusCode(200));
try (CloseableHttpClient client = NewProxyServerTestUtil.getNewHttpClient(proxy.getPort())) {
HttpResponse response =
client.execute(
new HttpGet("http://127.0.0.1:" + mockServerPort + "/quiescencecompleted"));
EntityUtils.consumeQuietly(response.getEntity());
assertEquals(
"Expected successful response from server",
200,
response.getStatusLine().getStatusCode());
}
// wait for 2s of quiescence, now that the call has already completed
long start = System.nanoTime();
boolean waitSuccessful = proxy.waitForQuiescence(2, 5, TimeUnit.SECONDS);
long finish = System.nanoTime();
assertTrue("Expected to successfully wait for quiescence", waitSuccessful);
assertTrue(
"Expected to wait for quiescence for approximately 2s. Actual wait time was: "
+ TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS)
+ "ms",
TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) >= 1500
&& TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) <= 2500);
}
/**
* @param httppost A well-formed {@link HttpUriRequest}
* @param owlsim An initialized {@link OWLSim} instance. It is expected that the {@link
* OWLGraphWrapper} is already loaded with an ontology.
* @throws Exception
*/
protected void runServerCommunication(HttpUriRequest httppost, OwlSim owlsim) throws Exception {
// create server
Server server = new Server(9031);
server.setHandler(new OWLServer(g, owlsim));
try {
server.start();
// create a client
HttpClient httpclient = new DefaultHttpClient();
// run request
LOG.info("Executing=" + httppost);
HttpResponse response = httpclient.execute(httppost);
LOG.info("Executed=" + httpclient);
// check response
HttpEntity entity = response.getEntity();
StatusLine statusLine = response.getStatusLine();
LOG.info("Status=" + statusLine.getStatusCode());
if (statusLine.getStatusCode() == 200) {
String responseContent = EntityUtils.toString(entity);
handleResponse(responseContent);
} else {
EntityUtils.consumeQuietly(entity);
}
} finally {
// clean up
server.stop();
}
}
public static void close(HttpResponse response) {
if (response == null) {
return;
}
HttpEntity entity = response.getEntity();
if (entity != null) {
EntityUtils.consumeQuietly(entity);
}
}
private void httpDelete(String url, String warningMessage) {
HttpDelete delete = new HttpDelete(url);
try {
CloseableHttpResponse httpResponse = httpClient.execute(delete);
EntityUtils.consumeQuietly(httpResponse.getEntity());
} catch (IOException e) {
LOGGER.warn(warningMessage, e);
throw new ActivityRequestFailed(warningMessage, e);
}
}
/**
* Quietly closes any {@link HttpEntity} in the provided {@link HttpResponse}, suppressing any
* exceptions. Ensures that the entity content is fully consumed and the content stream, if
* exists, is closed. Also attempts to close the underlying {@link HttpResponse} entity as well,
* if supported.
*/
public static final void consumeResponseQuietly(final HttpResponse response) {
if (response != null) {
// Consume the response entity, closing any associated streams.
consumeQuietly(response.getEntity());
// If the response itself is an instance of Closable, cannot hurt
// to also close the higher order response too in the event that
// request pools are waiting for a free connection.
if (response instanceof Closeable) {
closeQuietly(((Closeable) response));
}
}
}
private String retrieveUrlContent(final String jenkinsJobsUrl) throws IOException {
final HttpUriRequest httpUriRequest = new HttpGet(jenkinsJobsUrl);
final HttpResponse httpResponse = httpClient.execute(httpUriRequest, httpContext);
final HttpEntity entity = httpResponse.getEntity();
if (entity != null) {
final InputStream inputStream = new PushbackInputStream(entity.getContent());
try {
final StringWriter writer = new StringWriter();
IOUtils.copy(inputStream, writer, CHARSET);
return writer.toString();
} finally {
EntityUtils.consumeQuietly(entity);
}
}
return "";
}
public RestTestResponse(Response response) throws IOException {
this.response = response;
if (response.getEntity() != null) {
try {
this.body = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8);
} catch (IOException e) {
EntityUtils.consumeQuietly(response.getEntity());
throw new RuntimeException(e);
} finally {
IOUtils.closeWhileHandlingException(response);
}
} else {
this.body = null;
}
parseResponseBody();
}
/**
* 执行请求，返回字节
*
* @param charset
* @param httpUriRequest
* @return
*/
public byte[] execute_byte(HttpUriRequest httpUriRequest, Map<String, String> header) {
byte[] data = null;
HttpEntity entity = null;
try {
CloseableHttpResponse httpResponse = httpclient.execute(httpUriRequest);
int statusCode = httpResponse.getStatusLine().getStatusCode();
entity = httpResponse.getEntity();
Header heade = entity.getContentType();
if (heade != null) {
log.info("statusCode : " + statusCode + " ContentType : " + heade.getValue());
setContent_type(heade.getValue());
} else {
log.info("statusCode : " + statusCode + " ContentType : unknown .");
}
setStatusCode(statusCode);
if (statusCode == 200) {
data = EntityUtils.toByteArray(entity);
} else if (statusCode == 302 || statusCode == 300 || statusCode == 301) {
URL referer = httpUriRequest.getURI().toURL();
httpUriRequest.abort();
Header location = httpResponse.getFirstHeader("Location");
String locationurl = location.getValue();
if (!locationurl.startsWith("http")) {
URL u = new URL(referer, locationurl);
locationurl = u.toExternalForm();
}
data = GetImg(locationurl, header);
} else {
data = EntityUtils.toByteArray(entity);
}
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (httpUriRequest != null) {
httpUriRequest.abort();
}
if (entity != null) {
EntityUtils.consumeQuietly(entity);
}
}
return data;
}
public HttpRsp _send(String request, String jsonData) {
HttpRsp httpRsp = new HttpRsp();
if (null == serverHost || null == client) {
httpRsp.status = -1;
return httpRsp;
}
if (StringUtils.isBlank(request)) {
return httpRsp;
}
HttpRequestBase httpRequest;
if (StringUtils.isNotBlank(jsonData)) {
httpRequest = new HttpPost(request);
((HttpPost) httpRequest).setEntity(new StringEntity(jsonData, Charset.forName("utf-8")));
} else {
httpRequest = new HttpGet(request);
}
try {
HttpResponse response = client.execute(serverHost, httpRequest);
httpRsp.status = response.getStatusLine().getStatusCode();
if (200 == httpRsp.status) {
httpRsp.content = EntityUtils.toString(response.getEntity(), "utf-8");
if (logger.isDebugEnabled()) {
logger.debug("Http请求成功 {} {}", request, jsonData);
} else {
logger.info("Http请求成功 {} {}", request, StringUtils.length(jsonData));
}
}
EntityUtils.consumeQuietly(response.getEntity());
} catch (Exception e) {
logger.error("Http执行异常:" + request, e);
httpRsp.status = -1;
} finally {
httpRequest.releaseConnection();
}
return httpRsp;
}
public static String getResponseString(HttpResponse httpResponse) throws IOException {
BufferedReader br = null;
try {
br = new BufferedReader(new InputStreamReader(httpResponse.getEntity().getContent()));
String readLine;
String response = "";
while (((readLine = br.readLine()) != null)) {
response += readLine;
}
return response;
} finally {
EntityUtils.consumeQuietly(httpResponse.getEntity());
if (br != null) {
try {
br.close();
} catch (IOException e) {
log.warn("Error while closing the connection! " + e.getMessage());
}
}
}
}
@Override
public byte[] post(final String url, final byte[] content) throws DSSException {
LOG.debug("Fetching data via POST from url " + url);
HttpPost httpRequest = null;
HttpResponse httpResponse = null;
try {
final URI uri = URI.create(url.trim());
httpRequest = new HttpPost(uri);
// The length for the InputStreamEntity is needed, because some receivers (on the other side)
// need this information.
// To determine the length, we cannot read the content-stream up to the end and re-use it
// afterwards.
// This is because, it may not be possible to reset the stream (= go to position 0).
// So, the solution is to cache temporarily the complete content data (as we do not expect
// much here) in a byte-array.
final ByteArrayInputStream bis = new ByteArrayInputStream(content);
final HttpEntity requestEntity = new InputStreamEntity(bis, content.length);
httpRequest.setEntity(requestEntity);
if (contentType != null) {
httpRequest.setHeader(CONTENT_TYPE, contentType);
}
httpResponse = getHttpResponse(httpRequest, url);
final byte[] returnedBytes = readHttpResponse(url, httpResponse);
return returnedBytes;
} finally {
if (httpRequest != null) {
httpRequest.releaseConnection();
}
if (httpResponse != null) {
EntityUtils.consumeQuietly(httpResponse.getEntity());
}
}
}
@Test
public void testWaitForQuiescenceTimeoutLessThanQuietPeriodUnuccessful()
throws IOException, InterruptedException {
mockServer
.when(
request().withMethod("GET").withPath("/quiescencesmalltimeoutunsuccessful"),
Times.exactly(1))
.respond(response().withStatusCode(200));
try (CloseableHttpClient client = NewProxyServerTestUtil.getNewHttpClient(proxy.getPort())) {
HttpResponse response =
client.execute(
new HttpGet(
"http://127.0.0.1:" + mockServerPort + "/quiescencesmalltimeoutunsuccessful"));
EntityUtils.consumeQuietly(response.getEntity());
assertEquals(
"Expected successful response from server",
200,
response.getStatusLine().getStatusCode());
}
Thread.sleep(1000);
// wait for 3s of quiescence within 1s, which should not be possible since the last request just
// finished. waitForQuiescence should
// be able to detect that and return immediately.
long start = System.nanoTime();
boolean waitSuccessful = proxy.waitForQuiescence(3, 1, TimeUnit.SECONDS);
long finish = System.nanoTime();
assertFalse("Expected to unsuccessfully wait for quiescence", waitSuccessful);
assertTrue(
"Expected wait for quiescence to return immediately. Actual wait time was: "
+ TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS)
+ "ms",
TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) >= 0
&& TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) <= 10);
}
@Test
public void testWaitForQuiescenceTimeoutLessThanQuietPeriodSuccessful()
throws IOException, InterruptedException {
mockServer
.when(
request().withMethod("GET").withPath("/quiescencesmalltimeoutsuccess"),
Times.exactly(1))
.respond(response().withStatusCode(200));
try (CloseableHttpClient client = NewProxyServerTestUtil.getNewHttpClient(proxy.getPort())) {
HttpResponse response =
client.execute(
new HttpGet("http://127.0.0.1:" + mockServerPort + "/quiescencesmalltimeoutsuccess"));
EntityUtils.consumeQuietly(response.getEntity());
assertEquals(
"Expected successful response from server",
200,
response.getStatusLine().getStatusCode());
}
Thread.sleep(2500);
// wait for 3s of quiescence, which should wait no more than 500ms
long start = System.nanoTime();
boolean waitSuccessful = proxy.waitForQuiescence(3, 1, TimeUnit.SECONDS);
long finish = System.nanoTime();
assertTrue("Expected to successfully wait for quiescence", waitSuccessful);
assertTrue(
"Expected to wait for quiescence for approximately 500ms. Actual wait time was: "
+ TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS)
+ "ms",
TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) >= 300
&& TimeUnit.MILLISECONDS.convert(finish - start, TimeUnit.NANOSECONDS) <= 700);
}
@Override
public HttpMessage sendMessageToEndPoint(final URL url) {
Assert.notNull(this.httpClient);
HttpEntity entity = null;
try (CloseableHttpResponse response = this.httpClient.execute(new HttpGet(url.toURI()))) {
final int responseCode = response.getStatusLine().getStatusCode();
for (final int acceptableCode : this.acceptableCodes) {
if (responseCode == acceptableCode) {
LOGGER.debug("Response code received from server matched {}.", responseCode);
entity = response.getEntity();
final HttpMessage msg =
new HttpMessage(url, IOUtils.toString(entity.getContent(), StandardCharsets.UTF_8));
msg.setContentType(entity.getContentType().getValue());
msg.setResponseCode(responseCode);
return msg;
}
}
LOGGER.debug(
"Response code did not match any of the acceptable response codes. Code returned {}",
responseCode);
if (responseCode == HttpStatus.SC_INTERNAL_SERVER_ERROR) {
final String value = response.getStatusLine().getReasonPhrase();
LOGGER.error(
"There was an error contacting the endpoint: {}; The error:\n{}",
url.toExternalForm(),
value);
}
} catch (final Exception e) {
LOGGER.error(e.getMessage(), e);
} finally {
EntityUtils.consumeQuietly(entity);
}
return null;
}
@Override
protected void init() throws OAuth2Exception {
final URI authURI =
OAuthClientUtils.getAuthorizationURI(
oauth2GrantServiceURI.toASCIIString(),
OAuth2Provider.CLIENT_ID,
OAuth2Provider.REDIRECT_URI,
null,
null);
// Disable automatic redirects handling
final HttpParams params = new BasicHttpParams();
params.setParameter(ClientPNames.HANDLE_REDIRECTS, false);
final DefaultHttpClient httpClient = new DefaultHttpClient(params);
JsonNode oAuthAuthorizationData = null;
String authenticityCookie = null;
try {
// 1. Need to (basic) authenticate against the OAuth2 service
final HttpGet method = new HttpGet(authURI);
method.addHeader(
"Authorization",
"Basic " + Base64.encodeBase64String("odatajclient:odatajclient".getBytes()));
final HttpResponse response = httpClient.execute(method);
// 2. Pull out OAuth2 authorization data and "authenticity" cookie (CXF specific)
oAuthAuthorizationData = new XmlMapper().readTree(EntityUtils.toString(response.getEntity()));
final Header setCookieHeader = response.getFirstHeader("Set-Cookie");
if (setCookieHeader == null) {
throw new IllegalStateException("OAuth flow is broken");
}
authenticityCookie = setCookieHeader.getValue();
} catch (Exception e) {
throw new OAuth2Exception(e);
}
String code = null;
try {
// 3. Submit the HTTP form for allowing access to the application
final URI location =
new URIBuilder(oAuthAuthorizationData.get("replyTo").asText())
.addParameter(
"session_authenticity_token",
oAuthAuthorizationData.get("authenticityToken").asText())
.addParameter("client_id", oAuthAuthorizationData.get("clientId").asText())
.addParameter("redirect_uri", oAuthAuthorizationData.get("redirectUri").asText())
.addParameter("oauthDecision", "allow")
.build();
final HttpGet method = new HttpGet(location);
method.addHeader(
"Authorization",
"Basic " + Base64.encodeBase64String("odatajclient:odatajclient".getBytes()));
method.addHeader("Cookie", authenticityCookie);
final HttpResponse response = httpClient.execute(method);
final Header locationHeader = response.getFirstHeader("Location");
if (response.getStatusLine().getStatusCode() != 303 || locationHeader == null) {
throw new IllegalStateException("OAuth flow is broken");
}
// 4. Get the authorization code value out of this last redirect
code = StringUtils.substringAfterLast(locationHeader.getValue(), "=");
EntityUtils.consumeQuietly(response.getEntity());
} catch (Exception e) {
throw new OAuth2Exception(e);
}
// 5. Obtain the access token
try {
accessToken =
OAuthClientUtils.getAccessToken(
getAccessTokenService(), OAUTH2_CONSUMER, new AuthorizationCodeGrant(code));
} catch (OAuthServiceException e) {
throw new OAuth2Exception(e);
}
if (accessToken == null) {
throw new OAuth2Exception("No OAuth2 access token");
}
}