public JilterStatus eom(JilterEOMActions eomActions, Properties properties) {
   logger.debug("jilter eom()");
   try {
     bos.close(); // close stream
   } catch (IOException io) {
     logger.error("jilter failed to close io stream during eom", io);
   }
   byte[] messageBytes = bos.toByteArray();
   bos = new ByteArrayOutputStream();
   ByteArrayInputStream bis = new ByteArrayInputStream(messageBytes);
   try {
     logger.debug("jilter store callback execute");
     Config.getStopBlockFactory()
         .detectBlock("milter server", Thread.currentThread(), this, IDLE_TIMEOUT);
     callback.store(bis, host);
     logger.debug("jilter store callback finished");
   } catch (ArchiveException e) {
     logger.error("failed to store the message via milter", e);
     if (e.getRecoveryDirective() == ArchiveException.RecoveryDirective.REJECT) {
       logger.debug("jilter reject");
       return JilterStatus.SMFIS_REJECT;
     } else if (e.getRecoveryDirective() == ArchiveException.RecoveryDirective.RETRYLATER) {
       logger.debug("jilter temp fail");
       return JilterStatus.SMFIS_TEMPFAIL;
     }
   } catch (Throwable oome) {
     logger.error("failed to store message:" + oome.getMessage(), oome);
     return JilterStatus.SMFIS_REJECT;
   } finally {
     Config.getStopBlockFactory().endDetectBlock(Thread.currentThread());
   }
   return JilterStatus.SMFIS_CONTINUE;
 }
예제 #2
0
  /**
   * Stop the proxy. Proxy must either implement {@link Closeable} or must have associated {@link
   * RpcInvocationHandler}.
   *
   * @param proxy the RPC proxy object to be stopped
   * @throws HadoopIllegalArgumentException if the proxy does not implement {@link Closeable}
   *     interface or does not have closeable {@link InvocationHandler}
   */
  public static void stopProxy(Object proxy) {
    if (proxy == null) {
      throw new HadoopIllegalArgumentException("Cannot close proxy since it is null");
    }
    try {
      if (proxy instanceof Closeable) {
        ((Closeable) proxy).close();
        return;
      } else {
        InvocationHandler handler = Proxy.getInvocationHandler(proxy);
        if (handler instanceof Closeable) {
          ((Closeable) handler).close();
          return;
        }
      }
    } catch (IOException e) {
      LOG.error("Closing proxy or invocation handler caused exception", e);
    } catch (IllegalArgumentException e) {
      LOG.error("RPC.stopProxy called on non proxy: class=" + proxy.getClass().getName(), e);
    }

    // If you see this error on a mock object in a unit test you're
    // developing, make sure to use MockitoUtil.mockProtocol() to
    // create your mock.
    throw new HadoopIllegalArgumentException(
        "Cannot close proxy - is not Closeable or "
            + "does not provide closeable invocation handler "
            + proxy.getClass());
  }
예제 #3
0
  private void handleRemoveFeedPost(Request request, HttpServletResponse httpServletResponse)
      throws Exception {
    LOG.info("removing feed");
    User user = userHelpers.getUser(request);

    try {
      if (user == null) {
        LOG.error("User not found");
        return;
      }

      String feedId = request.getParameter(PARAM_FEED_ID);

      LOG.info(String.format("Removing feed %s for user %s", feedId, user));

      // ttt1 add some validation; probably best try to actually get data, set the title, ...
      if (feedId == null || feedId.equals("")) {
        LOG.error("feed not specified");
        // ttt1 show some error
        return;
      }

      if (user.feedIds.remove(
          feedId)) { // ttt2 clean up the global feed table; that's probably better done if nobody
                     // accesses a feed for 3 months or so
        userDb.updateFeeds(user);
        LOG.info(String.format("Removed feed %s for user %s", feedId, user));
      } else {
        LOG.info(String.format("No feed found with ID %s for user %s", feedId, user));
      }
    } finally {
      httpServletResponse.sendRedirect(PATH_FEED_ADMIN);
    }
  }
예제 #4
0
  /**
   * this is the main method of the servlet that will service all get requests.
   *
   * @param request HttpServletRequest
   * @param responce HttpServletResponce
   */
  public void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    HttpSession session = null;
    try {
      try {
        session = request.getSession(true);
      } catch (Exception e) {
        Log.error(e, "PingSession2.doGet(...): error getting session");
        // rethrow the exception for handling in one place.
        throw e;
      }

      // Get the session data value
      Integer ival = (Integer) session.getAttribute("sessiontest.counter");
      // if there is not a counter then create one.
      if (ival == null) {
        ival = new Integer(1);
      } else {
        ival = new Integer(ival.intValue() + 1);
      }
      session.setAttribute("sessiontest.counter", ival);
      // if the session count is equal to five invalidate the session
      if (ival.intValue() == 5) {
        session.invalidate();
      }

      try {
        // Output the page
        response.setContentType("text/html");
        response.setHeader("SessionTrackingTest-counter", ival.toString());

        PrintWriter out = response.getWriter();
        out.println(
            "<html><head><title>Session Tracking Test 2</title></head><body><HR><BR><FONT size=\"+2\" color=\"#000066\">HTTP Session Test 2: Session create/invalidate <BR></FONT><FONT size=\"+1\" color=\"#000066\">Init time: "
                + initTime
                + "</FONT><BR><BR>");
        hitCount++;
        out.println(
            "<B>Hit Count: " + hitCount + "<BR>Session hits: " + ival + "</B></body></html>");
      } catch (Exception e) {
        Log.error(e, "PingSession2.doGet(...): error getting session information");
        // rethrow the exception for handling in one place.
        throw e;
      }

    } catch (Exception e) {
      // log the excecption
      Log.error(e, "PingSession2.doGet(...): error.");
      // set the server responce to 500 and forward to the web app defined error page
      response.sendError(500, "PingSession2.doGet(...): error. " + e.toString());
    }
  } // end of the method
예제 #5
0
파일: RPC.java 프로젝트: baeeq/hadoop-20
    public Writable call(Class<?> protocol, Writable param, long receivedTime) throws IOException {
      try {
        Invocation call = (Invocation) param;
        if (verbose) log("Call: " + call);

        Method method = protocol.getMethod(call.getMethodName(), call.getParameterClasses());
        method.setAccessible(true);

        int qTime = (int) (System.currentTimeMillis() - receivedTime);
        long startNanoTime = System.nanoTime();
        Object value = method.invoke(instance, call.getParameters());
        long processingMicroTime = (System.nanoTime() - startNanoTime) / 1000;
        if (LOG.isDebugEnabled()) {
          LOG.debug(
              "Served: "
                  + call.getMethodName()
                  + " queueTime (millisec)= "
                  + qTime
                  + " procesingTime (microsec)= "
                  + processingMicroTime);
        }
        rpcMetrics.rpcQueueTime.inc(qTime);
        rpcMetrics.rpcProcessingTime.inc(processingMicroTime);

        MetricsTimeVaryingRate m =
            (MetricsTimeVaryingRate) rpcMetrics.registry.get(call.getMethodName());
        if (m == null) {
          try {
            m = new MetricsTimeVaryingRate(call.getMethodName(), rpcMetrics.registry);
          } catch (IllegalArgumentException iae) {
            // the metrics has been registered; re-fetch the handle
            LOG.debug("Error register " + call.getMethodName(), iae);
            m = (MetricsTimeVaryingRate) rpcMetrics.registry.get(call.getMethodName());
          }
        }
        // record call time in microseconds
        m.inc(processingMicroTime);

        if (verbose) log("Return: " + value);

        return new ObjectWritable(method.getReturnType(), value);

      } catch (InvocationTargetException e) {
        Throwable target = e.getTargetException();
        if (target instanceof IOException) {
          throw (IOException) target;
        } else {
          IOException ioe = new IOException(target.toString());
          ioe.setStackTrace(target.getStackTrace());
          throw ioe;
        }
      } catch (Throwable e) {
        if (!(e instanceof IOException)) {
          LOG.error("Unexpected throwable object ", e);
        }
        IOException ioe = new IOException(e.toString());
        ioe.setStackTrace(e.getStackTrace());
        throw ioe;
      }
    }
예제 #6
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  /**
   * Connect by tcp.
   *
   * @param host the host
   * @param port the port
   * @return the t conn
   */
  public static synchronized TConn connectByTcp(String host, int port, long timeout) {

    TimeStamp t = TimeStamp.create();

    try {
      if (tcpconnector == null) {
        tcpconnector = new TDCConnector();
      }

      tcpconnector.connector.setConnectTimeoutMillis(timeout);

      ConnectFuture connFuture = tcpconnector.connector.connect(new InetSocketAddress(host, port));

      connFuture.awaitUninterruptibly(timeout);
      IoSession session = connFuture.getSession();

      TConn c = new TConn(session);

      session.setAttribute("conn", c);
      return c;
    } catch (Exception e) {
      log.error(
          "error, [" + host + ":" + port + "], cost: " + t.past() + "ms, timeout=" + timeout, e);
    }

    return null;
  }
  /**
   * Returns control when task is complete.
   *
   * @param json
   * @param logger
   */
  private String waitForDeploymentCompletion(JSON json, OctopusApi api, Log logger) {
    final long WAIT_TIME = 5000;
    final double WAIT_RANDOM_SCALER = 100.0;
    JSONObject jsonObj = (JSONObject) json;
    String id = jsonObj.getString("TaskId");
    Task task = null;
    String lastState = "Unknown";
    try {
      task = api.getTask(id);
    } catch (IOException ex) {
      logger.error("Error getting task: " + ex.getMessage());
      return null;
    }

    logger.info("Task info:");
    logger.info("\tId: " + task.getId());
    logger.info("\tName: " + task.getName());
    logger.info("\tDesc: " + task.getDescription());
    logger.info("\tState: " + task.getState());
    logger.info("\n\nStarting wait...");
    boolean completed = task.getIsCompleted();
    while (!completed) {
      try {
        task = api.getTask(id);
      } catch (IOException ex) {
        logger.error("Error getting task: " + ex.getMessage());
        return null;
      }

      completed = task.getIsCompleted();
      lastState = task.getState();
      logger.info("Task state: " + lastState);
      if (completed) {
        break;
      }
      try {
        Thread.sleep(WAIT_TIME + (long) (Math.random() * WAIT_RANDOM_SCALER));
      } catch (InterruptedException ex) {
        logger.info("Wait interrupted!");
        logger.info(ex.getMessage());
        completed = true; // bail out of wait loop
      }
    }
    logger.info("Wait complete!");
    return lastState;
  }
예제 #8
0
  // !!! IDEA reports this as unused, but it is called from JSP
  public static FeedInfo getFeedInfo(String feedPath) {
    if (feedPath.startsWith(PATH_FEED + "/")) {
      try {
        if (feedPath.endsWith("/")) {
          feedPath = feedPath.substring(0, feedPath.length() - 1);
        }
        int k = PATH_FEED.length() + 1;
        int p = feedPath.indexOf('/', k);
        return p >= 0
            ? new FeedInfo(feedPath.substring(k, p), Integer.parseInt(feedPath.substring(p + 1)))
            : new FeedInfo(feedPath.substring(k), -1);
      } catch (Exception e) {
        LOG.error("Exception trying to parse the feed info", e);
      }
    }

    LOG.error("Invalid path from feed: " + feedPath);
    return new FeedInfo("INVALID", -1);
  }
예제 #9
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  //
  // The main work loop
  //
  public void run() {

    //
    // Poll the Namenode (once every 5 minutes) to find the size of the
    // pending edit log.
    //
    long period = 5 * 60; // 5 minutes
    long lastCheckpointTime = 0;
    if (checkpointPeriod < period) {
      period = checkpointPeriod;
    }

    while (shouldRun) {
      try {
        Thread.sleep(1000 * period);
      } catch (InterruptedException ie) {
        // do nothing
      }
      if (!shouldRun) {
        break;
      }
      try {
        long now = System.currentTimeMillis();

        long size = namenode.getEditLogSize();
        if (size >= checkpointSize || now >= lastCheckpointTime + 1000 * checkpointPeriod) {
          doCheckpoint();
          lastCheckpointTime = now;
        }
      } catch (IOException e) {
        LOG.error("Exception in doCheckpoint: ");
        LOG.error(StringUtils.stringifyException(e));
        e.printStackTrace();
        checkpointImage.imageDigest = null;
      } catch (Throwable e) {
        LOG.error("Throwable Exception in doCheckpoint: ");
        LOG.error(StringUtils.stringifyException(e));
        e.printStackTrace();
        Runtime.getRuntime().exit(-1);
      }
    }
  }
예제 #10
0
  private void handleAddFeedPost(Request request, HttpServletResponse httpServletResponse)
      throws Exception {
    LOG.info("adding feed");
    User user = userHelpers.getUser(request);

    try {
      if (user == null) {
        LOG.error("User not found");
        return;
      }

      String url = request.getParameter(PARAM_NEW_FEED_URL);
      // ttt1 add some validation; probably best try to actually get data, set the title, ...
      if (url == null || url.equals("")) {
        LOG.error("New feed not specified");
        // ttt1 show some error
        return;
      }

      MessageDigest digest = MessageDigest.getInstance("MD5");
      String feedId = PrintUtils.byteArrayAsUrlString(digest.digest(url.getBytes("UTF-8")));
      feedId = feedId.substring(0, Config.getConfig().feedIdSize);

      Feed feed = feedDb.get(feedId);
      if (feed == null) {
        feed = new Feed(feedId, url);
        feedDb.add(feed);
      }

      if (user.feedIds.contains(feedId)) {
        LOG.error(String.format("Trying to add existing feed %s to user %s", feedId, user));
      } else {
        user.feedIds.add(feedId);
        userDb.updateFeeds(user);
      }
    } finally {
      httpServletResponse.sendRedirect(PATH_FEED_ADMIN);
    }
  }
예제 #11
0
 protected void writeResponse(
     final HttpServletResponse httpServletResponse,
     final SimpleStatusResponse simpleStatusResponse) {
   Gson gson = new Gson();
   try {
     httpServletResponse.setContentType("application/json; charset=utf-8");
     _log.debug("Serializing: " + simpleStatusResponse);
     final PrintWriter writer = httpServletResponse.getWriter();
     gson.toJson(simpleStatusResponse.getResponseStatus(), writer);
     writer.flush();
     writer.close();
   } catch (Exception e) {
     _log.error("Error while writing response: " + e.getMessage(), e);
   }
 }
  public void handleRequest(SocketChannel socket, FetchMessageCallback callback) {
    this.socket = socket;
    this.callback = callback;
    includeBCC = false;
    rcpts = new ArrayList<String>();
    bos = new ByteArrayOutputStream();

    InetAddress address = socket.socket().getInetAddress();
    boolean isAllowed = Config.getConfig().getAgent().isAllowed(address);
    if (!isAllowed) {
      logger.debug(
          "attempted milter connection from disallowed address. force disconnect {address='"
              + address.getHostAddress()
              + "'}");
      try {
        socket.close();
      } catch (IOException io) {
        logger.error("failed to close milter socket.", io);
      }
      return;
    }

    ByteBuffer dataBuffer = ByteBuffer.allocateDirect(4096);
    JilterProcessor processor = new JilterProcessor(this);
    try {
      while (processor.process(socket, (ByteBuffer) dataBuffer.flip())) {
        dataBuffer.compact();
        if (this.socket.read(dataBuffer) == -1) {
          logger.debug("socket reports EOF, exiting read loop");
          break;
        }
      }
    } catch (IOException e) {
      logger.debug("Unexpected exception, connection will be closed", e);
    } finally {
      logger.debug("closing processor");
      processor.close();
      logger.debug("processor closed");
      try {
        logger.debug("closing socket");
        this.socket.close();
        logger.debug("socket closed");
      } catch (IOException e) {
        logger.debug("Unexpected exception", e);
      }
    }
  }
 public JilterStatus body(ByteBuffer bodyp) {
   logger.debug("jilter body()");
   long maxMessageSizeMB = Config.getConfig().getArchiver().getMaxMessageSize();
   long maxMessageSizeBytes = maxMessageSizeMB * 1024 * 1024;
   if (bodyp.array().length > maxMessageSizeBytes) {
     logger.warn(
         "milter maximum message size exceeded { size='" + bodyp.array().length + " bytes'}");
     return JilterStatus.SMFIS_REJECT;
   }
   try {
     bos.write("\n".getBytes());
     bos.write(bodyp.array());
   } catch (IOException io) {
     logger.error("jilter failed to write milter body data to byte buffer", io);
   }
   logger.debug("jilter body written");
   return JilterStatus.SMFIS_CONTINUE;
 }
예제 #14
0
  /**
   * Connect by udp.
   *
   * @param host the host
   * @param port the port
   * @return the t conn
   */
  public static synchronized TConn connectByUdp(String host, int port) {
    try {
      if (udpconnector == null) {
        udpconnector = new UDCConnector();
      }

      ConnectFuture connFuture = udpconnector.connector.connect(new InetSocketAddress(host, port));
      connFuture.awaitUninterruptibly();
      IoSession session = connFuture.getSession();

      TConn c = new TConn(session);

      session.setAttribute("conn", c);
      return c;
    } catch (Exception e) {
      log.error("[" + host + ":" + port + "]", e);
    }
    return null;
  }
예제 #15
0
 protected void writeResponseGenericWithDate(
     final HttpServletResponse httpServletResponse,
     final Date lastModified,
     final int expirationTime,
     final Object object) {
   Gson gson = new Gson();
   try {
     httpServletResponse.setContentType("application/json; charset=utf-8");
     if (lastModified != null) {
       httpServletResponse.addHeader("Expires", createDateHeader(expirationTime));
       httpServletResponse.addHeader("Last-Modified", toHttpDate(lastModified));
     }
     _log.debug("Serializing: " + object);
     final PrintWriter writer = httpServletResponse.getWriter();
     gson.toJson(object, writer);
     writer.flush();
     writer.close();
   } catch (Exception e) {
     _log.error("Error while writing response: " + e.getMessage(), e);
   }
 }
  public JilterStatus eoh() {
    logger.debug("jilter eoh()");
    // includeBCC is false if RCPT TO does not contain at least one field in TO, FROM and CC
    // this is a safety check as sometimes, RCPT TO is something differently entirely
    // and does not contain the actual recipients in the email

    MilterServerService milterService = Config.getConfig().getMilterServerService();

    if (milterService.getIncludeBCC() && includeBCC) {
      logger.debug("including BCC addresses");
      // check to see if address is flagged to ignore
      if (rcpts.size() > 0) {
        Iterator<String> i = rcpts.iterator();
        while (i.hasNext()) {
          String rcpt = i.next();
          if (shouldIgnoreBCCAddress(rcpt)) {
            logger.debug("ignore include bcc address {address='" + rcpt + "'}");
            i.remove();
          }
        }
      }

      if (rcpts.size() > 0) {
        try {
          for (int j = 0; j < rcpts.size(); j++) {
            if (j == 0) {
              bos.write("bcc: ".getBytes());
            } else {
              bos.write(",".getBytes());
            }
            bos.write(rcpts.get(j).getBytes());
          }
          bos.write("\n".getBytes());
        } catch (IOException io) {
          logger.error("jilter failed to write end of header data", io);
        }
      }
    }
    return JilterStatus.SMFIS_CONTINUE;
  }
예제 #17
0
  /**
   * this is the main method of the servlet that will service all get requests.
   *
   * @param request HttpServletRequest
   * @param responce HttpServletResponce
   */
  public void doGet(HttpServletRequest req, HttpServletResponse res)
      throws ServletException, IOException {
    try {
      res.setContentType("text/html");

      // The following 2 lines are the difference between PingServlet and PingServletWriter
      //   the latter uses a PrintWriter for output versus a binary output stream.
      ServletOutputStream out = res.getOutputStream();
      // java.io.PrintWriter out = res.getWriter();
      hitCount++;
      out.println(
          "<html><head><title>Ping Servlet</title></head>"
              + "<body><HR><BR><FONT size=\"+2\" color=\"#000066\">Ping Servlet<BR></FONT><FONT size=\"+1\" color=\"#000066\">Init time : "
              + initTime
              + "<BR><BR></FONT>  <B>Hit Count: "
              + hitCount
              + "</B></body></html>");
    } catch (Exception e) {
      Log.error(e, "PingServlet.doGet(...): general exception caught");
      res.sendError(500, e.toString());
    }
  }
  public JilterStatus header(String headerf, String headerv) {

    logger.debug("jilter header {name='" + headerf + "',value='" + headerv + "'}");
    StringBuffer header = new StringBuffer();
    header.append(headerf);
    header.append(": ");
    header.append(headerv);
    header.append("\n");
    try {
      bos.write(header.toString().getBytes());
    } catch (IOException io) {
      logger.error("jilter failed to write header field", io);
    }
    Matcher m = headerPattern1.matcher(headerf.toLowerCase(Locale.ENGLISH).trim());
    if (m.matches()) {
      logger.debug("jilter found to/bcc/cc header");
      String[] addresses = headerv.split(",");
      for (int i = 0; i < addresses.length; i++) {
        includeBCC = includeBCC | rcpts.remove(addresses[i].toLowerCase(Locale.ENGLISH).trim());
        logger.debug("jilter del recipient {recipient='" + addresses[i] + "'}");
        m = headerPattern2.matcher(addresses[i].toLowerCase(Locale.ENGLISH).trim());
        if (m.matches()) {
          String mailAddress = m.group(1);
          includeBCC = includeBCC | rcpts.remove(mailAddress);
          logger.debug("jilter del recipient {recipient='" + mailAddress + "'}");
        } else {
          m = headerPattern3.matcher(addresses[i].toLowerCase(Locale.ENGLISH).trim());
          if (m.matches()) {
            String mailAddress = m.group(1);
            includeBCC = includeBCC | rcpts.remove(mailAddress);
            logger.debug("jilter del recipient {recipient='" + mailAddress + "'}");
          }
        }
      }
    }
    return JilterStatus.SMFIS_CONTINUE;
  }
예제 #19
0
  boolean compile(
      String pkgName,
      String pkgNameF,
      File src,
      File destRoot,
      int debugLevel,
      Map<String, Set<URI>> packageArtifacts) {
    String superClass = "java.util.ListResourceBundle";

    if (extra != null) {
      superClass = extra;
    }
    // Load the properties file.
    Properties p = new Properties();
    try {
      p.load(new FileInputStream(src));
    } catch (IOException e) {
      Log.error("Error reading file " + src.getPath());
      return false;
    }

    // Calculate the name of the Java source file to be generated.
    int dp = src.getName().lastIndexOf(".");
    String classname = src.getName().substring(0, dp);

    // Sort the properties in increasing key order.
    List<String> sortedKeys = new ArrayList<String>();
    for (Object key : p.keySet()) {
      sortedKeys.add((String) key);
    }
    Collections.sort(sortedKeys);
    Iterator<String> keys = sortedKeys.iterator();

    // Collect the properties into a string buffer.
    StringBuilder data = new StringBuilder();
    while (keys.hasNext()) {
      String key = keys.next();
      data.append(
          "            { \"" + escape(key) + "\", \"" + escape((String) p.get(key)) + "\" },\n");
    }

    // Create dest file name. It is derived from the properties file name.
    String destFilename =
        destRoot.getPath() + File.separator + pkgNameF + File.separator + classname + ".java";
    File dest = new File(destFilename);

    // Make sure the dest directories exist.
    if (!dest.getParentFile().isDirectory()) {
      if (!dest.getParentFile().mkdirs()) {
        Log.error("Could not create the directory " + dest.getParentFile().getPath());
        return false;
      }
    }

    Set<URI> as = packageArtifacts.get(pkgName);
    if (as == null) {
      as = new HashSet<URI>();
      packageArtifacts.put(pkgName, as);
    }
    as.add(dest.toURI());

    if (dest.exists() && dest.lastModified() > src.lastModified()) {
      // A generated file exists, and its timestamp is newer than the source.
      // Assume that we do not need to regenerate the dest file!
      // Thus we are done.
      return true;
    }

    String packageString = "package " + pkgNameF.replace(File.separatorChar, '.') + ";\n\n";

    Log.info("Compiling property file " + pkgNameF + File.separator + src.getName());
    try (Writer writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(dest)))) {
      MessageFormat format = new MessageFormat(FORMAT);
      writer.write(format.format(new Object[] {packageString, classname, superClass, data}));
    } catch (IOException e) {
      Log.error("Could not write file " + dest.getPath());
      return false;
    }
    return true;
  }
예제 #20
0
  /**
   * this is the main method of the servlet that will service all get requests.
   *
   * @param request HttpServletRequest
   * @param responce HttpServletResponce
   */
  public void doGet(HttpServletRequest req, HttpServletResponse res)
      throws ServletException, IOException {
    try {
      res.setContentType("text/html");

      ServletOutputStream out = res.getOutputStream();
      hitCount++;
      long totalMemory = Runtime.getRuntime().totalMemory();

      long maxMemoryBeforeGC = Runtime.getRuntime().maxMemory();
      long freeMemoryBeforeGC = Runtime.getRuntime().freeMemory();
      long startTime = System.currentTimeMillis();

      System.gc(); // Invoke the GC.

      long endTime = System.currentTimeMillis();
      long maxMemoryAfterGC = Runtime.getRuntime().maxMemory();
      long freeMemoryAfterGC = Runtime.getRuntime().freeMemory();

      out.println(
          "<html><head><title>ExplicitGC</title></head>"
              + "<body><HR><BR><FONT size=\"+2\" color=\"#000066\">Explicit Garbage Collection<BR></FONT><FONT size=\"+1\" color=\"#000066\">Init time : "
              + initTime
              + "<BR><BR></FONT>  <B>Hit Count: "
              + hitCount
              + "<br>"
              + "<table border=\"0\"><tr>"
              + "<td align=\"right\">Total Memory</td><td align=\"right\">"
              + totalMemory
              + "</td>"
              + "</tr></table>"
              + "<table width=\"350\"><tr><td colspan=\"2\" align=\"left\">"
              + "Statistics before GC</td></tr>"
              + "<tr><td align=\"right\">"
              + "Max Memory</td><td align=\"right\">"
              + maxMemoryBeforeGC
              + "</td></tr>"
              + "<tr><td align=\"right\">"
              + "Free Memory</td><td align=\"right\">"
              + freeMemoryBeforeGC
              + "</td></tr>"
              + "<tr><td align=\"right\">"
              + "Used Memory</td><td align=\"right\">"
              + (totalMemory - freeMemoryBeforeGC)
              + "</td></tr>"
              + "<tr><td colspan=\"2\" align=\"left\">Statistics after GC</td></tr>"
              + "<tr><td align=\"right\">"
              + "Max Memory</td><td align=\"right\">"
              + maxMemoryAfterGC
              + "</td></tr>"
              + "<tr><td align=\"right\">"
              + "Free Memory</td><td align=\"right\">"
              + freeMemoryAfterGC
              + "</td></tr>"
              + "<tr><td align=\"right\">"
              + "Used Memory</td><td align=\"right\">"
              + (totalMemory - freeMemoryAfterGC)
              + "</td></tr>"
              + "<tr><td align=\"right\">"
              + "Total Time in GC</td><td align=\"right\">"
              + Float.toString((endTime - startTime) / 1000)
              + "s</td></tr>"
              + "</table>"
              + "</body></html>");
    } catch (Exception e) {
      Log.error(e, "ExplicitGC.doGet(...): general exception caught");
      res.sendError(500, e.toString());
    }
  }
예제 #21
0
  /**
   * @param argv The parameters passed to this program.
   * @exception Exception if the filesystem does not exist.
   * @return 0 on success, non zero on error.
   */
  private int processArgs(String[] argv) throws Exception {

    if (argv.length < 1) {
      printUsage("");
      return -1;
    }

    int exitCode = -1;
    int i = 0;
    String cmd = argv[i++];

    //
    // verify that we have enough command line parameters
    //
    if ("-geteditsize".equals(cmd)) {
      if (argv.length != 1) {
        printUsage(cmd);
        return exitCode;
      }
    } else if ("-checkpoint".equals(cmd)) {
      if (argv.length != 1 && argv.length != 2) {
        printUsage(cmd);
        return exitCode;
      }
      if (argv.length == 2 && !"force".equals(argv[i])) {
        printUsage(cmd);
        return exitCode;
      }
    }

    exitCode = 0;
    try {
      if ("-checkpoint".equals(cmd)) {
        long size = namenode.getEditLogSize();
        if (size >= checkpointSize || argv.length == 2 && "force".equals(argv[i])) {
          doCheckpoint();
        } else {
          System.err.println(
              "EditLog size "
                  + size
                  + " bytes is "
                  + "smaller than configured checkpoint "
                  + "size "
                  + checkpointSize
                  + " bytes.");
          System.err.println("Skipping checkpoint.");
        }
      } else if ("-geteditsize".equals(cmd)) {
        long size = namenode.getEditLogSize();
        System.out.println("EditLog size is " + size + " bytes");
      } else {
        exitCode = -1;
        LOG.error(cmd.substring(1) + ": Unknown command");
        printUsage("");
      }
    } catch (RemoteException e) {
      //
      // This is a error returned by hadoop server. Print
      // out the first line of the error mesage, ignore the stack trace.
      exitCode = -1;
      try {
        String[] content;
        content = e.getLocalizedMessage().split("\n");
        LOG.error(cmd.substring(1) + ": " + content[0]);
      } catch (Exception ex) {
        LOG.error(cmd.substring(1) + ": " + ex.getLocalizedMessage());
      }
    } catch (IOException e) {
      //
      // IO exception encountered locally.
      //
      exitCode = -1;
      LOG.error(cmd.substring(1) + ": " + e.getLocalizedMessage());
    } finally {
      // Does the RPC connection need to be closed?
    }
    return exitCode;
  }
  protected void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    try {
      Locales.setCurrent(request);
      if (Users.getCurrent() == null) { // for a bug in websphere portal 5.1 with Domino LDAP
        Users.setCurrent((String) request.getSession().getAttribute("xava.user"));
      }
      request.getParameter("application"); // for a bug in websphere 5.1
      request.getParameter("module"); // for a bug in websphere 5.1
      Tab tab = (Tab) request.getSession().getAttribute("xava_reportTab");
      int[] selectedRowsNumber =
          (int[]) request.getSession().getAttribute("xava_selectedRowsReportTab");
      Map[] selectedKeys = (Map[]) request.getSession().getAttribute("xava_selectedKeysReportTab");
      int[] selectedRows = getSelectedRows(selectedRowsNumber, selectedKeys, tab);
      request.getSession().removeAttribute("xava_selectedRowsReportTab");
      Integer columnCountLimit =
          (Integer) request.getSession().getAttribute("xava_columnCountLimitReportTab");
      request.getSession().removeAttribute("xava_columnCountLimitReportTab");

      setDefaultSchema(request);
      String user = (String) request.getSession().getAttribute("xava_user");
      request.getSession().removeAttribute("xava_user");
      Users.setCurrent(user);
      String uri = request.getRequestURI();
      if (uri.endsWith(".pdf")) {
        InputStream is;
        JRDataSource ds;
        Map parameters = new HashMap();
        synchronized (tab) {
          tab.setRequest(request);
          parameters.put("Title", tab.getTitle());
          parameters.put("Organization", getOrganization());
          parameters.put("Date", getCurrentDate());
          for (String totalProperty : tab.getTotalPropertiesNames()) {
            parameters.put(totalProperty + "__TOTAL__", getTotal(request, tab, totalProperty));
          }
          TableModel tableModel = getTableModel(request, tab, selectedRows, false, true, null);
          tableModel.getValueAt(0, 0);
          if (tableModel.getRowCount() == 0) {
            generateNoRowsPage(response);
            return;
          }
          is = getReport(request, response, tab, tableModel, columnCountLimit);
          ds = new JRTableModelDataSource(tableModel);
        }
        JasperPrint jprint = JasperFillManager.fillReport(is, parameters, ds);
        response.setContentType("application/pdf");
        response.setHeader(
            "Content-Disposition", "inline; filename=\"" + getFileName(tab) + ".pdf\"");
        JasperExportManager.exportReportToPdfStream(jprint, response.getOutputStream());
      } else if (uri.endsWith(".csv")) {
        String csvEncoding = XavaPreferences.getInstance().getCSVEncoding();
        if (!Is.emptyString(csvEncoding)) {
          response.setCharacterEncoding(csvEncoding);
        }
        response.setContentType("text/x-csv");
        response.setHeader(
            "Content-Disposition", "inline; filename=\"" + getFileName(tab) + ".csv\"");
        synchronized (tab) {
          tab.setRequest(request);
          response
              .getWriter()
              .print(
                  TableModels.toCSV(
                      getTableModel(request, tab, selectedRows, true, false, columnCountLimit)));
        }
      } else {
        throw new ServletException(
            XavaResources.getString("report_type_not_supported", "", ".pdf .csv"));
      }
    } catch (Exception ex) {
      log.error(ex.getMessage(), ex);
      throw new ServletException(XavaResources.getString("report_error"));
    } finally {
      request.getSession().removeAttribute("xava_reportTab");
    }
  }
예제 #23
0
 /*
  * (non-Javadoc)
  *
  * @see
  * org.apache.mina.core.service.IoHandlerAdapter#exceptionCaught(org.apache
  * .mina.core.session.IoSession, java.lang.Throwable)
  */
 @Override
 public void exceptionCaught(IoSession session, Throwable cause) throws Exception {
   log.error(cause.getMessage(), cause);
 }
예제 #24
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  @Override
  public void doHandle(
      String target,
      Request request,
      HttpServletRequest httpServletRequest,
      HttpServletResponse httpServletResponse)
      throws IOException, ServletException {

    LOG.info("handling " + target);

    // !!! doHandle() is called twice for a request when using redirectiion, first time with
    // request.getPathInfo()
    // set to the URI and target set to the path, then with request.getPathInfo() set to null and
    // target set to the .jsp
    try {
      // request.setHandled(true);
      boolean secured;
      if (request.getScheme().equals("https")) {
        secured = true;
      } else if (request.getScheme().equals("http")) {
        secured = false;
      } else {
        httpServletResponse
            .getWriter()
            .println(
                String.format(
                    "<h1>Unknown scheme %s at %s</h1>",
                    request.getScheme(), request.getUri().getDecodedPath()));
        return;
      }

      if (request.getMethod().equals("GET")) {
        if (isInJar || target.endsWith(".jsp")) {
          // !!! when not in jar there's no need to do anything about params if it's not a .jsp,
          // as this will get called again for the corresponding .jsp
          if (prepareForJspGet(target, request, httpServletResponse, secured)) {
            return;
          }
        }
        if (target.startsWith(PATH_OPEN_ARTICLE)) {
          handleOpenArticle(request, httpServletResponse, target);
          return;
        }
        super.doHandle(target, request, httpServletRequest, httpServletResponse);
        LOG.info("handling of " + target + " went to super");

        // httpServletResponse.setDateHeader("Date", System.currentTimeMillis());     //ttt2 review
        // these, probably not use
        // httpServletResponse.setDateHeader("Expires", System.currentTimeMillis() + 60000);

        return;
      }

      if (request.getMethod().equals("POST")) {
        if (request.getUri().getDecodedPath().equals(PATH_LOGIN)) {
          handleLoginPost(request, httpServletResponse, secured);
        } else if (request.getUri().getDecodedPath().equals(PATH_SIGNUP)) {
          handleSignupPost(request, httpServletResponse);
        } else if (request.getUri().getDecodedPath().equals(PATH_CHANGE_PASSWORD)) {
          handleChangePasswordPost(request, httpServletResponse);
        } else if (request.getUri().getDecodedPath().equals(PATH_UPDATE_FEED_LIST)) {
          handleUpdateFeedListPost(request, httpServletResponse);
        } else if (request.getUri().getDecodedPath().equals(PATH_ADD_FEED)) {
          handleAddFeedPost(request, httpServletResponse);
        } else if (request.getUri().getDecodedPath().equals(PATH_REMOVE_FEED)) {
          handleRemoveFeedPost(request, httpServletResponse);
        } else if (request.getUri().getDecodedPath().equals(PATH_CHANGE_SETTINGS)) {
          handleChangeSettingsPost(request, httpServletResponse);
        }
      }

      /*{ // for tests only;
          httpServletResponse.getWriter().println(String.format("<h1>Unable to process request %s</h1>",
                  request.getUri().getDecodedPath()));
          request.setHandled(true);
      }*/
    } catch (Exception e) {
      LOG.error("Error processing request", e);
      try {
        // redirectToError(e.toString(), request, httpServletResponse); //!!! redirectToError leads
        // to infinite loop, probably related to
        // the fact that we get 2 calls for a regular request when redirecting
        httpServletResponse
            .getWriter()
            .println(
                String.format(
                    "<h1>Unable to process request %s</h1>", // ttt1 generate some HTML
                    request.getUri().getDecodedPath()));
        request.setHandled(true);
      } catch (Exception e1) {
        LOG.error("Error redirecting", e1);
      }
    }
  }
예제 #25
0
  /**
   * Service.
   *
   * @param o the o
   * @param session the session
   */
  void service(IoBuffer o, IoSession session) {
    try {
      // System.out.println(o.remaining() + "/" + o.capacity());

      session.setAttribute("last", System.currentTimeMillis());

      SimpleIoBuffer in = (SimpleIoBuffer) session.getAttribute("buf");
      if (in == null) {
        in = SimpleIoBuffer.create(4096);
        session.setAttribute("buf", in);
      }
      byte[] data = new byte[o.remaining()];
      o.get(data);
      in.append(data);

      // log.debug("recv: " + data.length + ", " +
      // session.getRemoteAddress());

      while (in.length() > 5) {
        in.mark();
        /**
         * Byte 1: head of the package<br>
         * bit 7-6: "01", indicator of MDC<br>
         * bit 5: encrypt indicator, "0": no; "1": encrypted<br>
         * bit 4: zip indicator, "0": no, "1": ziped<br>
         * bit 0-3: reserved<br>
         * Byte 2-5: length of data<br>
         * Byte[…]: data array<br>
         */
        byte head = in.read();
        /** test the head indicator, if not correct close it */
        if ((head & 0xC0) != 0x40) {
          log.info("flag is not correct! flag:" + head + ",from: " + session.getRemoteAddress());

          session.close(true);
          return;
        }

        int len = in.getInt();

        if (len <= 0 || len > MAX_SIZE) {
          log.error(
              "mdcconnector.Wrong lendth: "
                  + len
                  + "/"
                  + MAX_SIZE
                  + " - "
                  + session.getRemoteAddress());
          session.close(true);
          break;
        }

        if (in.length() < len) {
          in.reset();
          break;
        } else {
          // do it
          // log.info("stub.package.size: " + len);

          byte[] b = new byte[len];
          in.read(b);

          if (TConn.DEBUG) {
            log.debug("recv: " + Bean.toString(b));
          }

          /** test the zip flag */
          if ((head & 0x10) > 0) {
            b = Zip.unzip(b);
          }

          final TConn d = (TConn) session.getAttribute("conn");
          if (d != null) {
            /** test the encrypted flag */
            if ((head & 0x20) > 0) {
              b = DES.decode(b, d.deskey);
            }

            final byte[] bb = b;
            /** test if the packet is for mdc or app */
            new WorkerTask() {

              @Override
              public void onExecute() {
                d.process(bb);
              }
            }.schedule(0);

            session.setAttribute("last", System.currentTimeMillis());
          }
        }
      }
    } catch (Throwable e) {
      log.error("closing stub: " + session.getRemoteAddress(), e);
      session.close(true);
    }
  }