List of usage examples for javax.servlet.http HttpServletResponse SC_SEE_OTHER
int SC_SEE_OTHER
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From source file:com.boylesoftware.web.Router.java
/** * Send request for user authentication, which can be a redirect to the * login page, or the 401 HTTP code./*from ww w .ja va 2 s.c om*/ * * @param webapp The web-application. * @param request The HTTP request. * @param response The HTTP response. * * @throws ServletException If an error happens. */ private void sendRequestForAuthentication(final AbstractWebApplication webapp, final HttpServletRequest request, final HttpServletResponse response) throws ServletException { LooseCannon.heel(); final String loginPageURI = webapp.getRouterConfiguration().getLoginPageURI(); if (loginPageURI != null) { try (final PooledStringBuffer buf = StringBufferPool.get()) { final StringBuilder sb = buf.getStringBuilder(); sb.append(request.getRequestURI()); final String queryString = request.getQueryString(); if (queryString != null) sb.append('?').append(queryString); final String targetURI = sb.toString(); sb.setLength(0); sb.append("https://").append(request.getServerName()); final int httpsPort = webapp.getHTTPSPort(); if (httpsPort != 443) sb.append(':').append(httpsPort); sb.append(StringUtils.emptyIfNull(request.getContextPath())).append(loginPageURI).append('?') .append(Authenticator.TARGET_URI).append('='); try { sb.append(URLEncoder.encode(targetURI, "UTF-8")); } catch (final UnsupportedEncodingException e) { throw new ServletException("UTF-8 is unsupported.", e); } response.setStatus(HttpServletResponse.SC_SEE_OTHER); response.setHeader("Location", sb.toString()); } } else { response.setStatus(HttpServletResponse.SC_UNAUTHORIZED); // TODO: configure realm in the application configuration response.setHeader("WWW-Authenticate", "Basic realm=\"Application\""); } }
From source file:de.mpg.mpdl.inge.pubman.web.sword.SwordUtil.java
/** * Logs in the given user with the given password. * /*from w w w. j a v a 2 s . c o m*/ * @param userid The id of the user to log in. * @param password The password of the user to log in. * @return The handle for the logged in user. * @throws HttpException * @throws IOException * @throws ServiceException * @throws URISyntaxException */ @Deprecated public String loginUser(String userid, String password) throws HttpException, IOException, ServiceException, URISyntaxException { String frameworkUrl = PropertyReader.getFrameworkUrl(); StringTokenizer tokens = new StringTokenizer(frameworkUrl, "//"); if (tokens.countTokens() != NUMBER_OF_URL_TOKENS) { throw new IOException( "Url in the config file is in the wrong format, needs to be http://<host>:<port>"); } tokens.nextToken(); StringTokenizer hostPort = new StringTokenizer(tokens.nextToken(), ":"); if (hostPort.countTokens() != NUMBER_OF_URL_TOKENS) { throw new IOException( "Url in the config file is in the wrong format, needs to be http://<host>:<port>"); } String host = hostPort.nextToken(); int port = Integer.parseInt(hostPort.nextToken()); HttpClient client = new HttpClient(); client.getHostConfiguration().setHost(host, port, "http"); client.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY); PostMethod login = new PostMethod(frameworkUrl + "/aa/j_spring_security_check"); login.addParameter("j_username", userid); login.addParameter("j_password", password); client.executeMethod(login); login.releaseConnection(); CookieSpec cookiespec = CookiePolicy.getDefaultSpec(); Cookie[] logoncookies = cookiespec.match(host, port, "/", false, client.getState().getCookies()); Cookie sessionCookie = logoncookies[0]; PostMethod postMethod = new PostMethod(LOGIN_URL); postMethod.addParameter("target", frameworkUrl); client.getState().addCookie(sessionCookie); client.executeMethod(postMethod); if (HttpServletResponse.SC_SEE_OTHER != postMethod.getStatusCode()) { throw new HttpException("Wrong status code: " + login.getStatusCode()); } String userHandle = null; Header[] headers = postMethod.getResponseHeaders(); for (int i = 0; i < headers.length; ++i) { if ("Location".equals(headers[i].getName())) { String location = headers[i].getValue(); int index = location.indexOf('='); userHandle = new String(Base64.decode(location.substring(index + 1, location.length()))); } } if (userHandle == null) { throw new ServiceException("User not logged in."); } return userHandle; }
From source file:de.mpg.escidoc.pubman.sword.SwordUtil.java
/** * Logs in the given user with the given password. * @param userid The id of the user to log in. * @param password The password of the user to log in. * @return The handle for the logged in user. * @throws HttpException/*from w w w . jav a 2 s .com*/ * @throws IOException * @throws ServiceException * @throws URISyntaxException */ @Deprecated public String loginUser(String userid, String password) throws HttpException, IOException, ServiceException, URISyntaxException { String frameworkUrl = ServiceLocator.getFrameworkUrl(); StringTokenizer tokens = new StringTokenizer(frameworkUrl, "//"); if (tokens.countTokens() != NUMBER_OF_URL_TOKENS) { throw new IOException( "Url in the config file is in the wrong format, needs to be http://<host>:<port>"); } tokens.nextToken(); StringTokenizer hostPort = new StringTokenizer(tokens.nextToken(), ":"); if (hostPort.countTokens() != NUMBER_OF_URL_TOKENS) { throw new IOException( "Url in the config file is in the wrong format, needs to be http://<host>:<port>"); } String host = hostPort.nextToken(); int port = Integer.parseInt(hostPort.nextToken()); HttpClient client = new HttpClient(); client.getHostConfiguration().setHost(host, port, "http"); client.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY); PostMethod login = new PostMethod(frameworkUrl + "/aa/j_spring_security_check"); login.addParameter("j_username", userid); login.addParameter("j_password", password); client.executeMethod(login); login.releaseConnection(); CookieSpec cookiespec = CookiePolicy.getDefaultSpec(); Cookie[] logoncookies = cookiespec.match(host, port, "/", false, client.getState().getCookies()); Cookie sessionCookie = logoncookies[0]; PostMethod postMethod = new PostMethod(LOGIN_URL); postMethod.addParameter("target", frameworkUrl); client.getState().addCookie(sessionCookie); client.executeMethod(postMethod); if (HttpServletResponse.SC_SEE_OTHER != postMethod.getStatusCode()) { throw new HttpException("Wrong status code: " + login.getStatusCode()); } String userHandle = null; Header[] headers = postMethod.getResponseHeaders(); for (int i = 0; i < headers.length; ++i) { if ("Location".equals(headers[i].getName())) { String location = headers[i].getValue(); int index = location.indexOf('='); userHandle = new String(Base64.decode(location.substring(index + 1, location.length()))); } } if (userHandle == null) { throw new ServiceException("User not logged in."); } return userHandle; }
From source file:edu.cornell.mannlib.vitro.webapp.edit.n3editing.controller.EditRequestDispatchController.java
private ResponseValues processSkipEditForm(VitroRequest vreq) { ParamMap params = new ParamMap(); params.put("uri", EditConfigurationUtils.getObjectUri(vreq)); params.put("relatedSubjectUri", EditConfigurationUtils.getSubjectUri(vreq)); params.put("relatingPredicateUri", EditConfigurationUtils.getPredicateUri(vreq)); return new DirectRedirectResponseValues(UrlBuilder.getUrl(UrlBuilder.Route.INDIVIDUAL, params), HttpServletResponse.SC_SEE_OTHER); }
From source file:helma.servlet.AbstractServletClient.java
void sendRedirect(HttpServletRequest req, HttpServletResponse res, String url, int status) { String location = url;/*from w w w . jav a 2 s . c o m*/ if (url.indexOf("://") == -1) { // need to transform a relative URL into an absolute one String scheme = req.getScheme(); StringBuffer loc = new StringBuffer(scheme); loc.append("://"); loc.append(req.getServerName()); int p = req.getServerPort(); // check if we need to include server port if ((p > 0) && (("http".equals(scheme) && (p != 80)) || ("https".equals(scheme) && (p != 443)))) { loc.append(":"); loc.append(p); } if (!url.startsWith("/")) { String requri = req.getRequestURI(); int lastSlash = requri.lastIndexOf("/"); if (lastSlash == (requri.length() - 1)) { loc.append(requri); } else if (lastSlash > -1) { loc.append(requri.substring(0, lastSlash + 1)); } else { loc.append("/"); } } loc.append(url); location = loc.toString(); } // if status code was explicitly set use that, or use 303 for HTTP 1.1, // 302 for earlier protocol versions if (status >= 301 && status <= 303) { res.setStatus(status); } else if (isOneDotOne(req.getProtocol())) { res.setStatus(HttpServletResponse.SC_SEE_OTHER); } else { res.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY); } res.setContentType("text/html"); res.setHeader("Location", location); }
From source file:axiom.servlet.AbstractServletClient.java
void sendRedirect(HttpServletRequest req, HttpServletResponse res, String url) { String location = url;//from w w w. jav a2 s .com if (url.indexOf("://") == -1) { // need to transform a relative URL into an absolute one String scheme = req.getScheme(); StringBuffer loc = new StringBuffer(scheme); loc.append("://"); String hostname = req.getServerName(); boolean forwarded = false; if (req.getHeader("X-Forwarded-Host") != null) { hostname = req.getHeader("X-Forwarded-Host"); forwarded = true; } loc.append(hostname); int p = (!forwarded) ? req.getServerPort() : 80; // check if we need to include server port if ((p > 0) && (("http".equals(scheme) && (p != 80)) || ("https".equals(scheme) && (p != 443)))) { loc.append(":"); loc.append(p); } if (!url.startsWith("/")) { String requri = req.getRequestURI(); int lastSlash = requri.lastIndexOf("/"); if (lastSlash == (requri.length() - 1)) { loc.append(requri); } else if (lastSlash > -1) { loc.append(requri.substring(0, lastSlash + 1)); } else { loc.append("/"); } } loc.append(url); location = loc.toString(); } // send status code 303 for HTTP 1.1, 302 otherwise if (isOneDotOne(req.getProtocol())) { res.setStatus(HttpServletResponse.SC_SEE_OTHER); } else { res.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY); } res.setContentType("text/html"); res.setHeader("Location", location); }
From source file:hello.MyPostHTTP.java
@Override public void onTrigger(final ProcessContext context, final ProcessSession session) { final RequestConfig.Builder requestConfigBuilder = RequestConfig.custom(); requestConfigBuilder.setConnectionRequestTimeout( context.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); requestConfigBuilder.setConnectTimeout( context.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); requestConfigBuilder.setRedirectsEnabled(false); requestConfigBuilder/*from w ww .j a v a2s .c o m*/ .setSocketTimeout(context.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); final RequestConfig requestConfig = requestConfigBuilder.build(); final StreamThrottler throttler = throttlerRef.get(); final ProcessorLog logger = getLogger(); String lastUrl = null; long bytesToSend = 0L; final List<FlowFile> toSend = new ArrayList<>(); CloseableHttpClient client = null; final String transactionId = UUID.randomUUID().toString(); final ObjectHolder<String> dnHolder = new ObjectHolder<>("none"); while (true) { FlowFile flowFile = session.get(); if (flowFile == null) { break; } final String url = context.getProperty(URL).evaluateAttributeExpressions(flowFile).getValue(); try { new java.net.URL(url); } catch (final MalformedURLException e) { logger.error( "After substituting attribute values for {}, URL is {}; this is not a valid URL, so routing to failure", new Object[] { flowFile, url }); flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); continue; } // If this FlowFile doesn't have the same url, throw it back on the queue and stop grabbing FlowFiles if (lastUrl != null && !lastUrl.equals(url)) { session.transfer(flowFile); break; } lastUrl = url; toSend.add(flowFile); if (client == null) { final Config config = getConfig(url, context); final HttpClientConnectionManager conMan = config.getConnectionManager(); final HttpClientBuilder clientBuilder = HttpClientBuilder.create(); clientBuilder.setConnectionManager(conMan); clientBuilder.addInterceptorFirst(new HttpResponseInterceptor() { @Override public void process(final HttpResponse response, final HttpContext httpContext) throws HttpException, IOException { final HttpCoreContext coreContext = HttpCoreContext.adapt(httpContext); final ManagedHttpClientConnection conn = coreContext .getConnection(ManagedHttpClientConnection.class); if (!conn.isOpen()) { return; } final SSLSession sslSession = conn.getSSLSession(); if (sslSession != null) { final X509Certificate[] certChain = sslSession.getPeerCertificateChain(); if (certChain == null || certChain.length == 0) { throw new SSLPeerUnverifiedException("No certificates found"); } final X509Certificate cert = certChain[0]; dnHolder.set(cert.getSubjectDN().getName().trim()); } } }); clientBuilder.disableAutomaticRetries(); clientBuilder.disableContentCompression(); client = clientBuilder.build(); } bytesToSend += flowFile.getSize(); break; } if (toSend.isEmpty()) { return; } final String url = lastUrl; final HttpPost post = new HttpPost(url); final List<FlowFile> flowFileList = toSend; String userName = "Chris"; String password = "password"; final MultipartEntityBuilder builder = MultipartEntityBuilder.create(); builder.addTextBody("userName", userName); builder.addTextBody("password", password); for (final FlowFile flowFile : flowFileList) { session.read(flowFile, new InputStreamCallback() { @Override public void process(final InputStream rawIn) throws IOException { InputStream in = new ByteArrayInputStream(IOUtils.toByteArray(rawIn)); builder.addBinaryBody("file", in, ContentType.DEFAULT_BINARY, "filename"); } }); } final HttpEntity entity2 = builder.build(); post.setEntity(entity2); post.setConfig(requestConfig); final String contentType; contentType = DEFAULT_CONTENT_TYPE; post.setHeader(CONTENT_TYPE_HEADER, contentType); post.setHeader(FLOWFILE_CONFIRMATION_HEADER, "true"); post.setHeader(PROTOCOL_VERSION_HEADER, PROTOCOL_VERSION); post.setHeader(TRANSACTION_ID_HEADER, transactionId); // Do the actual POST final String flowFileDescription = toSend.size() <= 10 ? toSend.toString() : toSend.size() + " FlowFiles"; final String uploadDataRate; final long uploadMillis; CloseableHttpResponse response = null; try { final StopWatch stopWatch = new StopWatch(true); response = client.execute(post); // consume input stream entirely, ignoring its contents. If we // don't do this, the Connection will not be returned to the pool EntityUtils.consume(response.getEntity()); stopWatch.stop(); uploadDataRate = stopWatch.calculateDataRate(bytesToSend); uploadMillis = stopWatch.getDuration(TimeUnit.MILLISECONDS); } catch (final IOException e) { logger.error("Failed to Post {} due to {}; transferring to failure", new Object[] { flowFileDescription, e }); context.yield(); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } finally { if (response != null) { try { response.close(); } catch (final IOException e) { getLogger().warn("Failed to close HTTP Response due to {}", new Object[] { e }); } } } // If we get a 'SEE OTHER' status code and an HTTP header that indicates that the intent // of the Location URI is a flowfile hold, we will store this holdUri. This prevents us // from posting to some other webservice and then attempting to delete some resource to which // we are redirected final int responseCode = response.getStatusLine().getStatusCode(); final String responseReason = response.getStatusLine().getReasonPhrase(); String holdUri = null; if (responseCode == HttpServletResponse.SC_SEE_OTHER) { final Header locationUriHeader = response.getFirstHeader(LOCATION_URI_INTENT_NAME); if (locationUriHeader != null) { if (LOCATION_URI_INTENT_VALUE.equals(locationUriHeader.getValue())) { final Header holdUriHeader = response.getFirstHeader(LOCATION_HEADER_NAME); if (holdUriHeader != null) { holdUri = holdUriHeader.getValue(); } } } if (holdUri == null) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error( "Failed to Post {} to {}: sent content and received status code {}:{} but no Hold URI", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } return; } } if (holdUri == null) { if (responseCode == HttpServletResponse.SC_SERVICE_UNAVAILABLE) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error( "Failed to Post {} to {}: response code was {}:{}; will yield processing, " + "since the destination is temporarily unavailable", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } context.yield(); return; } if (responseCode >= 300) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error("Failed to Post {} to {}: response code was {}:{}", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } return; } logger.info("Successfully Posted {} to {} in {} at a rate of {}", new Object[] { flowFileDescription, url, FormatUtils.formatMinutesSeconds(uploadMillis, TimeUnit.MILLISECONDS), uploadDataRate }); for (final FlowFile flowFile : toSend) { session.getProvenanceReporter().send(flowFile, url, "Remote DN=" + dnHolder.get(), uploadMillis, true); session.transfer(flowFile, REL_SUCCESS); } return; } // // the response indicated a Hold URI; delete the Hold. // // determine the full URI of the Flow File's Hold; Unfortunately, the responses that are returned have // changed over the past, so we have to take into account a few different possibilities. String fullHoldUri = holdUri; if (holdUri.startsWith("/contentListener")) { // If the Hold URI that we get starts with /contentListener, it may not really be /contentListener, // as this really indicates that it should be whatever we posted to -- if posting directly to the // ListenHTTP component, it will be /contentListener, but if posting to a proxy/load balancer, we may // be posting to some other URL. fullHoldUri = url + holdUri.substring(16); } else if (holdUri.startsWith("/")) { // URL indicates the full path but not hostname or port; use the same hostname & port that we posted // to but use the full path indicated by the response. int firstSlash = url.indexOf("/", 8); if (firstSlash < 0) { firstSlash = url.length(); } final String beforeSlash = url.substring(0, firstSlash); fullHoldUri = beforeSlash + holdUri; } else if (!holdUri.startsWith("http")) { // Absolute URL fullHoldUri = url + (url.endsWith("/") ? "" : "/") + holdUri; } final HttpDelete delete = new HttpDelete(fullHoldUri); delete.setHeader(TRANSACTION_ID_HEADER, transactionId); while (true) { try { final HttpResponse holdResponse = client.execute(delete); EntityUtils.consume(holdResponse.getEntity()); final int holdStatusCode = holdResponse.getStatusLine().getStatusCode(); final String holdReason = holdResponse.getStatusLine().getReasonPhrase(); if (holdStatusCode >= 300) { logger.error( "Failed to delete Hold that destination placed on {}: got response code {}:{}; routing to failure", new Object[] { flowFileDescription, holdStatusCode, holdReason }); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } logger.info("Successfully Posted {} to {} in {} milliseconds at a rate of {}", new Object[] { flowFileDescription, url, uploadMillis, uploadDataRate }); for (final FlowFile flowFile : toSend) { session.getProvenanceReporter().send(flowFile, url); session.transfer(flowFile, REL_SUCCESS); } return; } catch (final IOException e) { logger.warn("Failed to delete Hold that destination placed on {} due to {}", new Object[] { flowFileDescription, e }); } if (!isScheduled()) { context.yield(); logger.warn( "Failed to delete Hold that destination placed on {}; Processor has been stopped so routing FlowFile(s) to failure", new Object[] { flowFileDescription }); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } } }
From source file:de.escidoc.core.aa.servlet.Login.java
/** * Initializes the redirect to the provided URL and writes the provided page content to the writer of the {@link * HttpServletResponse}. The http status code is set to SEE_OTHER. * * @param response The {@link HttpServletResponse}. * @param page The page to write. * @param redirectUrl The URL to that the user shall be redirected. * @throws IOException Thrown in case of a failed i/o operation. */// w ww.j a v a2 s . c om private static void sendRedirectingResponse(final HttpServletResponse response, final String page, final String redirectUrl) throws IOException { final PrintWriter writer = response.getWriter(); writer.print(page); // TODO: which response/status code? sendRedirect uses 302. 307 must // not be used since this results in forwarding the post of login data. // Maybe, 303 should be used to force the browser to redirect with GET, // as redirect with POST is prohibited? // Or should a form be returned and the user posts the handle back to // the application (similar to Shibboleth's Browser/Post profile)? response.setStatus(HttpServletResponse.SC_SEE_OTHER); response.setHeader("Location", redirectUrl); // response.flushBuffer(); }
From source file:com.cognitivemedicine.nifi.http.PostHTTP2.java
@Override public void onTrigger(final ProcessContext context, final ProcessSession session) { final boolean sendAsFlowFile = context.getProperty(SEND_AS_FLOWFILE).asBoolean(); final int compressionLevel = context.getProperty(COMPRESSION_LEVEL).asInteger(); final String userAgent = context.getProperty(USER_AGENT).getValue(); final RequestConfig.Builder requestConfigBuilder = RequestConfig.custom(); requestConfigBuilder.setConnectionRequestTimeout( context.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); requestConfigBuilder.setConnectTimeout( context.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); requestConfigBuilder.setRedirectsEnabled(false); requestConfigBuilder//from w w w . j a va 2 s. co m .setSocketTimeout(context.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue()); final RequestConfig requestConfig = requestConfigBuilder.build(); final StreamThrottler throttler = throttlerRef.get(); final ProcessorLog logger = getLogger(); final Double maxBatchBytes = context.getProperty(MAX_BATCH_SIZE).asDataSize(DataUnit.B); String lastUrl = null; long bytesToSend = 0L; final List<FlowFile> toSend = new ArrayList<>(); DestinationAccepts destinationAccepts = null; CloseableHttpClient client = null; final String transactionId = UUID.randomUUID().toString(); final ObjectHolder<String> dnHolder = new ObjectHolder<>("none"); while (true) { FlowFile flowFile = session.get(); if (flowFile == null) { break; } final String url = context.getProperty(URL).evaluateAttributeExpressions(flowFile).getValue(); try { new java.net.URL(url); } catch (final MalformedURLException e) { logger.error( "After substituting attribute values for {}, URL is {}; this is not a valid URL, so routing to failure", new Object[] { flowFile, url }); flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); continue; } // If this FlowFile doesn't have the same url, throw it back on the queue and stop grabbing FlowFiles if (lastUrl != null && !lastUrl.equals(url)) { session.transfer(flowFile); break; } lastUrl = url; toSend.add(flowFile); if (client == null || destinationAccepts == null) { final Config config = getConfig(url, context); final HttpClientConnectionManager conMan = config.getConnectionManager(); final HttpClientBuilder clientBuilder = HttpClientBuilder.create(); clientBuilder.setConnectionManager(conMan); clientBuilder.setUserAgent(userAgent); clientBuilder.addInterceptorFirst(new HttpResponseInterceptor() { @Override public void process(final HttpResponse response, final HttpContext httpContext) throws HttpException, IOException { HttpCoreContext coreContext = HttpCoreContext.adapt(httpContext); ManagedHttpClientConnection conn = coreContext .getConnection(ManagedHttpClientConnection.class); if (!conn.isOpen()) { return; } SSLSession sslSession = conn.getSSLSession(); if (sslSession != null) { final X509Certificate[] certChain = sslSession.getPeerCertificateChain(); if (certChain == null || certChain.length == 0) { throw new SSLPeerUnverifiedException("No certificates found"); } final X509Certificate cert = certChain[0]; dnHolder.set(cert.getSubjectDN().getName().trim()); } } }); clientBuilder.disableAutomaticRetries(); clientBuilder.disableContentCompression(); final String username = context.getProperty(USERNAME).getValue(); final String password = context.getProperty(PASSWORD).getValue(); // set the credentials if appropriate if (username != null) { final CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); if (password == null) { credentialsProvider.setCredentials(AuthScope.ANY, new UsernamePasswordCredentials(username)); } else { credentialsProvider.setCredentials(AuthScope.ANY, new UsernamePasswordCredentials(username, password)); } ; clientBuilder.setDefaultCredentialsProvider(credentialsProvider); } client = clientBuilder.build(); // determine whether or not destination accepts flowfile/gzip destinationAccepts = config.getDestinationAccepts(); if (destinationAccepts == null) { try { if (sendAsFlowFile) { destinationAccepts = getDestinationAcceptance(client, url, getLogger(), transactionId); } else { destinationAccepts = new DestinationAccepts(false, false, false, false, null); } config.setDestinationAccepts(destinationAccepts); } catch (IOException e) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); logger.error( "Unable to communicate with destination {} to determine whether or not it can accept flowfiles/gzip; routing {} to failure due to {}", new Object[] { url, flowFile, e }); context.yield(); return; } } } // if we are not sending as flowfile, or if the destination doesn't accept V3 or V2 (streaming) format, // then only use a single FlowFile if (!sendAsFlowFile || (!destinationAccepts.isFlowFileV3Accepted() && !destinationAccepts.isFlowFileV2Accepted())) { break; } bytesToSend += flowFile.getSize(); if (bytesToSend > maxBatchBytes.longValue()) { break; } } if (toSend.isEmpty()) { return; } final String url = lastUrl; final HttpPost post = new HttpPost(url); final List<FlowFile> flowFileList = toSend; final DestinationAccepts accepts = destinationAccepts; final boolean isDestinationLegacyNiFi = accepts.getProtocolVersion() == null; final EntityTemplate entity = new EntityTemplate(new ContentProducer() { @Override public void writeTo(final OutputStream rawOut) throws IOException { final OutputStream throttled = (throttler == null) ? rawOut : throttler.newThrottledOutputStream(rawOut); OutputStream wrappedOut = new BufferedOutputStream(throttled); if (compressionLevel > 0 && accepts.isGzipAccepted()) { wrappedOut = new GZIPOutputStream(wrappedOut, compressionLevel); } try (final OutputStream out = wrappedOut) { for (final FlowFile flowFile : flowFileList) { session.read(flowFile, new InputStreamCallback() { @Override public void process(final InputStream rawIn) throws IOException { try (final InputStream in = new BufferedInputStream(rawIn)) { FlowFilePackager packager = null; if (!sendAsFlowFile) { packager = null; } else if (accepts.isFlowFileV3Accepted()) { packager = new FlowFilePackagerV3(); } else if (accepts.isFlowFileV2Accepted()) { packager = new FlowFilePackagerV2(); } else if (accepts.isFlowFileV1Accepted()) { packager = new FlowFilePackagerV1(); } // if none of the above conditions is met, we should never get here, because // we will have already verified that at least 1 of the FlowFile packaging // formats is acceptable if sending as FlowFile. if (packager == null) { StreamUtils.copy(in, out); } else { final Map<String, String> flowFileAttributes; if (isDestinationLegacyNiFi) { // Old versions of NiFi expect nf.file.name and nf.file.path to indicate filename & path; // in order to maintain backward compatibility, we copy the filename & path to those attribute keys. flowFileAttributes = new HashMap<>(flowFile.getAttributes()); flowFileAttributes.put("nf.file.name", flowFile.getAttribute(CoreAttributes.FILENAME.key())); flowFileAttributes.put("nf.file.path", flowFile.getAttribute(CoreAttributes.PATH.key())); } else { flowFileAttributes = flowFile.getAttributes(); } packager.packageFlowFile(in, out, flowFileAttributes, flowFile.getSize()); } } } }); } out.flush(); } } }); entity.setChunked(context.getProperty(CHUNKED_ENCODING).asBoolean()); post.setEntity(entity); post.setConfig(requestConfig); final String contentType; if (sendAsFlowFile) { if (accepts.isFlowFileV3Accepted()) { contentType = APPLICATION_FLOW_FILE_V3; } else if (accepts.isFlowFileV2Accepted()) { contentType = APPLICATION_FLOW_FILE_V2; } else if (accepts.isFlowFileV1Accepted()) { contentType = APPLICATION_FLOW_FILE_V1; } else { logger.error( "Cannot send data to {} because the destination does not accept FlowFiles and this processor is configured to deliver FlowFiles; rolling back session", new Object[] { url }); session.rollback(); context.yield(); return; } } else { final String attributeValue = toSend.get(0).getAttribute(CoreAttributes.MIME_TYPE.key()); contentType = (attributeValue == null) ? DEFAULT_CONTENT_TYPE : attributeValue; } final String attributeHeaderRegex = context.getProperty(ATTRIBUTES_AS_HEADERS_REGEX).getValue(); if (attributeHeaderRegex != null && !sendAsFlowFile && flowFileList.size() == 1) { final Pattern pattern = Pattern.compile(attributeHeaderRegex); final Map<String, String> attributes = flowFileList.get(0).getAttributes(); for (final Map.Entry<String, String> entry : attributes.entrySet()) { final String key = entry.getKey(); if (pattern.matcher(key).matches()) { post.setHeader(entry.getKey(), entry.getValue()); } } } post.setHeader(CONTENT_TYPE, contentType); post.setHeader(FLOWFILE_CONFIRMATION_HEADER, "true"); post.setHeader(PROTOCOL_VERSION_HEADER, PROTOCOL_VERSION); post.setHeader(TRANSACTION_ID_HEADER, transactionId); if (compressionLevel > 0 && accepts.isGzipAccepted()) { post.setHeader(GZIPPED_HEADER, "true"); } // Do the actual POST final String flowFileDescription = toSend.size() <= 10 ? toSend.toString() : toSend.size() + " FlowFiles"; final String uploadDataRate; final long uploadMillis; CloseableHttpResponse response = null; try { final StopWatch stopWatch = new StopWatch(true); response = client.execute(post); // consume input stream entirely, ignoring its contents. If we // don't do this, the Connection will not be returned to the pool EntityUtils.consume(response.getEntity()); stopWatch.stop(); uploadDataRate = stopWatch.calculateDataRate(bytesToSend); uploadMillis = stopWatch.getDuration(TimeUnit.MILLISECONDS); } catch (final IOException e) { logger.error("Failed to Post {} due to {}; transferring to failure", new Object[] { flowFileDescription, e }); context.yield(); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } finally { if (response != null) { try { response.close(); } catch (IOException e) { getLogger().warn("Failed to close HTTP Response due to {}", new Object[] { e }); } } } // If we get a 'SEE OTHER' status code and an HTTP header that indicates that the intent // of the Location URI is a flowfile hold, we will store this holdUri. This prevents us // from posting to some other webservice and then attempting to delete some resource to which // we are redirected final int responseCode = response.getStatusLine().getStatusCode(); final String responseReason = response.getStatusLine().getReasonPhrase(); String holdUri = null; if (responseCode == HttpServletResponse.SC_SEE_OTHER) { final Header locationUriHeader = response.getFirstHeader(LOCATION_URI_INTENT_NAME); if (locationUriHeader != null) { if (LOCATION_URI_INTENT_VALUE.equals(locationUriHeader.getValue())) { final Header holdUriHeader = response.getFirstHeader(LOCATION_HEADER_NAME); if (holdUriHeader != null) { holdUri = holdUriHeader.getValue(); } } } if (holdUri == null) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error( "Failed to Post {} to {}: sent content and received status code {}:{} but no Hold URI", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } return; } } if (holdUri == null) { if (responseCode == HttpServletResponse.SC_SERVICE_UNAVAILABLE) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error( "Failed to Post {} to {}: response code was {}:{}; will yield processing, since the destination is temporarily unavailable", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } context.yield(); return; } if (responseCode >= 300) { for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); logger.error("Failed to Post {} to {}: response code was {}:{}", new Object[] { flowFile, url, responseCode, responseReason }); session.transfer(flowFile, REL_FAILURE); } return; } logger.info("Successfully Posted {} to {} in {} at a rate of {}", new Object[] { flowFileDescription, url, FormatUtils.formatMinutesSeconds(uploadMillis, TimeUnit.MILLISECONDS), uploadDataRate }); for (final FlowFile flowFile : toSend) { session.getProvenanceReporter().send(flowFile, url, "Remote DN=" + dnHolder.get(), uploadMillis, true); session.transfer(flowFile, REL_SUCCESS); } return; } // // the response indicated a Hold URI; delete the Hold. // // determine the full URI of the Flow File's Hold; Unfortunately, the responses that are returned have // changed over the past, so we have to take into account a few different possibilities. String fullHoldUri = holdUri; if (holdUri.startsWith("/contentListener")) { // If the Hold URI that we get starts with /contentListener, it may not really be /contentListener, // as this really indicates that it should be whatever we posted to -- if posting directly to the // ListenHTTP component, it will be /contentListener, but if posting to a proxy/load balancer, we may // be posting to some other URL. fullHoldUri = url + holdUri.substring(16); } else if (holdUri.startsWith("/")) { // URL indicates the full path but not hostname or port; use the same hostname & port that we posted // to but use the full path indicated by the response. int firstSlash = url.indexOf("/", 8); if (firstSlash < 0) { firstSlash = url.length(); } final String beforeSlash = url.substring(0, firstSlash); fullHoldUri = beforeSlash + holdUri; } else if (!holdUri.startsWith("http")) { // Absolute URL fullHoldUri = url + (url.endsWith("/") ? "" : "/") + holdUri; } final HttpDelete delete = new HttpDelete(fullHoldUri); delete.setHeader(TRANSACTION_ID_HEADER, transactionId); while (true) { try { final HttpResponse holdResponse = client.execute(delete); EntityUtils.consume(holdResponse.getEntity()); final int holdStatusCode = holdResponse.getStatusLine().getStatusCode(); final String holdReason = holdResponse.getStatusLine().getReasonPhrase(); if (holdStatusCode >= 300) { logger.error( "Failed to delete Hold that destination placed on {}: got response code {}:{}; routing to failure", new Object[] { flowFileDescription, holdStatusCode, holdReason }); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } logger.info("Successfully Posted {} to {} in {} milliseconds at a rate of {}", new Object[] { flowFileDescription, url, uploadMillis, uploadDataRate }); for (FlowFile flowFile : toSend) { session.getProvenanceReporter().send(flowFile, url); session.transfer(flowFile, REL_SUCCESS); } return; } catch (final IOException e) { logger.warn("Failed to delete Hold that destination placed on {} due to {}", new Object[] { flowFileDescription, e }); } if (!isScheduled()) { context.yield(); logger.warn( "Failed to delete Hold that destination placed on {}; Processor has been stopped so routing FlowFile(s) to failure", new Object[] { flowFileDescription }); for (FlowFile flowFile : toSend) { flowFile = session.penalize(flowFile); session.transfer(flowFile, REL_FAILURE); } return; } } }