Examples with HttpRequest org.jboss.netty.handler.codec.http.HttpRequest used on opensource projects

Example 21 with HttpRequest

use of org.jboss.netty.handler.codec.http.HttpRequest in project databus by linkedin.

the class DatabusRequestExecutionHandler method messageReceived.

@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
    if (e.getMessage() instanceof HttpRequest) {
        _httpRequest = (HttpRequest) e.getMessage();
        ctx.sendUpstream(e);
    }
    if (e.getMessage() instanceof DatabusRequest) {
        _dbusRequest = (DatabusRequest) e.getMessage();
        // If there is a physical partition stashed away, then restore it into the request now.
        if (ctx.getAttachment() != null && ctx.getAttachment() instanceof PhysicalPartition) {
            _dbusRequest.setCursorPartition((PhysicalPartition) (ctx.getAttachment()));
        }
        /*NettyStats nettyStats = _configManager.getNettyStats();
      boolean nettyStatsEnabled = nettyStats.isEnabled();
      CallCompletion callCompletion = nettyStatsEnabled ?
          nettyStats.getRequestHandler_writeResponse().startCall() :
          null;
      CallCompletion processRequestCompletion = null;*/
        try {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Creating response for command [" + _dbusRequest.getId() + "] " + _dbusRequest.getName());
            }
            // Decide whether to close the connection or not.
            boolean keepAlive = isKeepAlive(_httpRequest);
            HttpResponse response = generateEmptyResponse();
            if (LOG.isDebugEnabled()) {
                // We are debugging -- let's add some more info to the response
                response.addHeader(DatabusHttpHeaders.DATABUS_REQUEST_ID_HEADER, Long.toString(_dbusRequest.getId()));
            }
            // Write the response.
            ChunkedBodyWritableByteChannel responseChannel = null;
            try {
                responseChannel = new ChunkedBodyWritableByteChannel(e.getChannel(), response);
                _dbusRequest.setResponseContent(responseChannel);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("About to run command [" + _dbusRequest.getId() + "] " + _dbusRequest.getName());
                }
                // FIXME   DDS-305: Rework the netty stats collector to use event-based stats aggregation
                /*if (nettyStatsEnabled)
          {
            processRequestCompletion = nettyStats.getRequestHandler_processRequest().startCall();
          }*/
                Future<DatabusRequest> responseFuture = _processorRegistry.run(_dbusRequest);
                ServerContainer.RuntimeConfig config = _dbusRequest.getConfig();
                int timeoutMs = config.getRequestProcessingBudgetMs();
                boolean done = responseFuture.isDone();
                while (!done) {
                    try {
                        responseFuture.get(timeoutMs, TimeUnit.MILLISECONDS);
                        done = true;
                        ctx.setAttachment(_dbusRequest.getCursorPartition());
                    } catch (InterruptedException ie) {
                        done = responseFuture.isDone();
                    } catch (Exception ex) {
                        done = true;
                        _dbusRequest.setError(ex);
                        // On any error, clear any context saved. We will start afresh in a new request.
                        ctx.setAttachment(null);
                    // FIXME   DDS-305: Rework the netty stats collector to use event-based stats aggregation
                    /*if (null != processRequestCompletion)
              {
                processRequestCompletion.endCallWithError(ex);
                processRequestCompletion = null;
              }*/
                    }
                }
            } finally {
                if (null != responseChannel) {
                    if (LOG.isDebugEnabled()) {
                        // Add some more debugging info
                        long curTimeMs = System.currentTimeMillis();
                        responseChannel.addMetadata(DatabusHttpHeaders.DATABUS_REQUEST_LATENCY_HEADER, Long.toString(curTimeMs - _dbusRequest.getCreateTimestampMs()));
                    }
                    responseChannel.close();
                }
                if (null != _dbusRequest.getResponseThrowable()) {
                    ContainerStatisticsCollector statsCollector = _serverContainer.getContainerStatsCollector();
                    if (null != statsCollector) {
                        statsCollector.registerContainerError(_dbusRequest.getResponseThrowable());
                    }
                }
            }
            if (LOG.isDebugEnabled()) {
                LOG.debug("Done runing command [" + _dbusRequest.getId() + "] " + _dbusRequest.getName());
            }
            // Close the non-keep-alive or hard-failed connection after the write operation is done.
            if (!keepAlive || null == responseChannel) {
                e.getChannel().close();
            }
        // FIXME   DDS-305: Rework the netty stats collector to use event-based stats aggregation
        /*if (null != callCompletion)
        {
          callCompletion.endCall();
        }*/
        } catch (RuntimeException ex) {
            LOG.error("HttpRequestHandler.writeResponse error", ex);
            // FIXME   DDS-305: Rework the netty stats collector to use event-based stats aggregation
            /*if (null != callCompletion)
        {
          callCompletion.endCallWithError(ex);
        }*/
            ContainerStatisticsCollector statsCollector = _serverContainer.getContainerStatsCollector();
            if (null != statsCollector)
                statsCollector.registerContainerError(ex);
        }
    } else {
        // Pass on everything else
        ctx.sendUpstream(e);
    }
}

Example 22 with HttpRequest

use of org.jboss.netty.handler.codec.http.HttpRequest in project databus by linkedin.

the class DummyHttpRequestHandler method testWriteOneChunk.

@Test
public void testWriteOneChunk() {
    LOG.info("Start: Testing headers with one chunk");
    setupClient();
    String chunk1 = "hello";
    ArrayList<byte[]> chunks = new ArrayList<byte[]>();
    chunks.add(chunk1.getBytes(Charset.defaultCharset()));
    HashMap<String, String> headers = new HashMap<String, String>();
    headers.put("header1", "value1");
    headers.put("header2", "value2");
    HashMap<String, String> footers = new HashMap<String, String>();
    setupServer(HttpResponseStatus.OK, chunks, headers, footers);
    ChannelFuture connectFuture = _clientBootstrap.connect(_serverAddress);
    connectFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", connectFuture.isSuccess());
    HttpRequest request = new DefaultHttpRequest(HTTP_1_1, HttpMethod.GET, "/test");
    Channel requestChannel = connectFuture.getChannel();
    ChannelFuture writeFuture = requestChannel.write(request);
    writeFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", writeFuture.isSuccess());
    HttpResponse response = _responseHandler.getResponse();
    assertEquals("response code", Integer.toString(HttpResponseStatus.OK.getCode()), response.getHeader(ChunkedBodyWritableByteChannel.RESPONSE_CODE_FOOTER_NAME));
    assertEquals("Checking header1 value", "value1", response.getHeader("header1"));
    assertEquals("Checking header2 value", "value2", response.getHeader("header2"));
    byte[] responseBody = _responseHandler.getReceivedBytes();
    assertEquals("response length", chunk1.getBytes(Charset.defaultCharset()).length, responseBody.length);
    assertTrue("response content", Arrays.equals(chunk1.getBytes(Charset.defaultCharset()), responseBody));
    LOG.info("Done: Testing headers with one chunk");
}

Example 23 with HttpRequest

use of org.jboss.netty.handler.codec.http.HttpRequest in project databus by linkedin.

the class DummyHttpRequestHandler method testSetResponseCode.

@Test
public void testSetResponseCode() {
    LOG.info("Start: Testing response code with headers with empty body");
    setupClient();
    ArrayList<byte[]> chunks = new ArrayList<byte[]>();
    HashMap<String, String> headers = new HashMap<String, String>();
    headers.put("header1", "value1");
    headers.put("header2", "value2");
    HashMap<String, String> footers = new HashMap<String, String>();
    setupServer(HttpResponseStatus.BAD_GATEWAY, chunks, headers, footers);
    ChannelFuture connectFuture = _clientBootstrap.connect(_serverAddress);
    connectFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", connectFuture.isSuccess());
    HttpRequest request = new DefaultHttpRequest(HTTP_1_1, HttpMethod.GET, "/test");
    Channel requestChannel = connectFuture.getChannel();
    ChannelFuture writeFuture = requestChannel.write(request);
    writeFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", writeFuture.isSuccess());
    HttpResponse response = _responseHandler.getResponse();
    assertEquals("response code", HttpResponseStatus.BAD_GATEWAY, response.getStatus());
    assertEquals("Checking header1 value", "value1", response.getHeader("header1"));
    assertEquals("Checking header2 value", "value2", response.getHeader("header2"));
    assertEquals("Checking header3 value", null, response.getHeader("header3"));
    byte[] responseBody = _responseHandler.getReceivedBytes();
    assertTrue("empty response", null == responseBody || responseBody.length == 0);
    LOG.info("Done: Testing response code with headers with empty body");
}

Example 24 with HttpRequest

use of org.jboss.netty.handler.codec.http.HttpRequest in project databus by linkedin.

the class DummyHttpRequestHandler method testWriteHeadersEmptyBody.

@Test
public void testWriteHeadersEmptyBody() {
    LOG.info("Start: Testing headers with empty body");
    setupClient();
    ArrayList<byte[]> chunks = new ArrayList<byte[]>();
    HashMap<String, String> headers = new HashMap<String, String>();
    headers.put("header1", "value1");
    headers.put("header2", "value2");
    HashMap<String, String> footers = new HashMap<String, String>();
    setupServer(HttpResponseStatus.OK, chunks, headers, footers);
    ChannelFuture connectFuture = _clientBootstrap.connect(_serverAddress);
    connectFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", connectFuture.isSuccess());
    HttpRequest request = new DefaultHttpRequest(HTTP_1_1, HttpMethod.GET, "/test");
    Channel requestChannel = connectFuture.getChannel();
    ChannelFuture writeFuture = requestChannel.write(request);
    writeFuture.awaitUninterruptibly(1, TimeUnit.SECONDS);
    assertTrue("connect succeeded", writeFuture.isSuccess());
    HttpResponse response = _responseHandler.getResponse();
    assertEquals("response code", HttpResponseStatus.OK, response.getStatus());
    assertEquals("Checking header1 value", "value1", response.getHeader("header1"));
    assertEquals("Checking header2 value", "value2", response.getHeader("header2"));
    assertEquals("Checking header3 value", null, response.getHeader("header3"));
    byte[] responseBody = _responseHandler.getReceivedBytes();
    assertTrue("empty response", null == responseBody || responseBody.length == 0);
    LOG.info("Done: Testing headers with empty body");
}

Example 25 with HttpRequest

use of org.jboss.netty.handler.codec.http.HttpRequest in project databus by linkedin.

the class TestRelayCommandsLocal method testNoDataStreamCommand.

@Test
public void testNoDataStreamCommand() throws Exception {
    LOG.debug("\n\nstarting testNoDataStreamCommand()\n");
    HttpRequest httpRequest = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/stream?sources=100&size=1000&output=json&checkPoint={\"windowScn\":-1,\"windowOffset\":-1}");
    SimpleTestHttpClient httpClient = SimpleTestHttpClient.createLocal(TimeoutPolicy.ALL_TIMEOUTS);
    SimpleHttpResponseHandler respHandler = httpClient.sendRequest(_serverAddress, httpRequest);
    assertTrue("failed to get a response", respHandler.awaitResponseUninterruptedly(1, TimeUnit.SECONDS));
    assertEquals("expected to get empty response", 0, respHandler.getReceivedBytes().length);
    HttpResponse respObj = respHandler.getResponse();
    assertNull("/stream returned unexpected error", respObj.getHeader(DatabusHttpHeaders.DATABUS_ERROR_CLASS_HEADER));
    assertNull("/stream returned unexpected error with cause", respObj.getHeader(DatabusHttpHeaders.DATABUS_ERROR_CAUSE_CLASS_HEADER));
}