Ejemplo n.º 1
0
    public List<PingData> get(long timeout) throws InterruptedException {
      long start_time = System.currentTimeMillis(), time_to_wait = timeout;

      promise.getLock().lock();
      try {
        while (time_to_wait > 0 && !promise.hasResult()) {
          // if num_expected_srv_rsps > 0, then it overrides num_expected_rsps
          if (num_expected_srv_rsps > 0) {
            int received_srv_rsps = getNumServerResponses(ping_rsps);
            if (received_srv_rsps >= num_expected_srv_rsps)
              return new LinkedList<PingData>(ping_rsps);
          } else if (ping_rsps.size() >= num_expected_rsps) {
            return new LinkedList<PingData>(ping_rsps);
          }

          if (break_on_coord_rsp && containsCoordinatorResponse(ping_rsps))
            return new LinkedList<PingData>(ping_rsps);

          promise.getCond().await(time_to_wait, TimeUnit.MILLISECONDS);
          time_to_wait = timeout - (System.currentTimeMillis() - start_time);
        }
        return new LinkedList<PingData>(ping_rsps);
      } finally {
        promise.getLock().unlock();
      }
    }
Ejemplo n.º 2
0
  protected void getState(Address target, long timeout, Callable<Boolean> flushInvoker)
      throws Exception {
    checkClosedOrNotConnected();
    if (!state_transfer_supported)
      throw new IllegalStateException(
          "fetching state will fail as state transfer is not supported. "
              + "Add one of the state transfer protocols to your configuration");

    if (target == null) target = determineCoordinator();
    if (target != null && local_addr != null && target.equals(local_addr)) {
      log.trace(
          local_addr
              + ": cannot get state from myself ("
              + target
              + "): probably the first member");
      return;
    }

    boolean initiateFlush = flushSupported() && flushInvoker != null;

    if (initiateFlush) {
      boolean successfulFlush = false;
      try {
        successfulFlush = flushInvoker.call();
      } catch (Throwable e) {
        successfulFlush = false; // http://jira.jboss.com/jira/browse/JGRP-759
      }
      if (!successfulFlush)
        throw new IllegalStateException(
            "Node " + local_addr + " could not flush the cluster for state retrieval");
    }

    state_promise.reset();
    StateTransferInfo state_info = new StateTransferInfo(target, timeout);
    long start = System.currentTimeMillis();
    down(new Event(Event.GET_STATE, state_info));
    StateTransferResult result = state_promise.getResult(state_info.timeout);

    if (initiateFlush) stopFlush();

    if (result == null)
      throw new StateTransferException(
          "timeout during state transfer (" + (System.currentTimeMillis() - start) + "ms)");
    if (result.hasException())
      throw new StateTransferException("state transfer failed", result.getException());
  }
Ejemplo n.º 3
0
 public JiraTickets tickets() throws ExecutionException, InterruptedException {
   List<JiraTicket> jiraTickets = new ArrayList<JiraTicket>();
   for (BasicIssue issuesKey : issuesKeys) {
     Promise<Issue> issuePromise = issueRestClient.getIssue(issuesKey.getKey());
     Issue i = issuePromise.get();
     JiraTicket ticket =
         new JiraTicket(
             i.getKey(),
             field(i, HOTFIX_TO),
             field(i, FIX_DETAILS),
             field(i, HOTFIX_FILES),
             field(i, HOTFIX_INSTRUCTIONS),
             field(i, HOTFIX_APPROVED_BY),
             field(i, VERIFICATION_DETAILS));
     jiraTickets.add(ticket);
   }
   return new JiraTickets(jiraTickets);
 }
Ejemplo n.º 4
0
 private static Result wrapScalaResult(
     scala.concurrent.Future<play.api.mvc.Result> result, long timeout) {
   if (result == null) {
     return null;
   } else {
     final play.api.mvc.Result scalaResult = Promise.wrap(result).get(timeout);
     return scalaResult.asJava();
   }
 }
Ejemplo n.º 5
0
  public void uploadAttachments(JiraTickets tickets)
      throws ExecutionException, InterruptedException, IOException {
    for (JiraTicket t : tickets) {
      Promise<Issue> issuePromise = issueRestClient.getIssue(t.getId());
      Issue i = issuePromise.get();
      File rollback = t.getRollback();
      File hotfix = t.getHotfix();

      if (rollback != null && rollback.canRead()) {
        issueRestClient.addAttachment(
            i.getAttachmentsUri(), FileUtils.openInputStream(rollback), rollback.getName());
      }

      if (hotfix != null && hotfix.canRead()) {
        issueRestClient.addAttachment(
            i.getAttachmentsUri(), FileUtils.openInputStream(hotfix), hotfix.getName());
      }
    }
  }
Ejemplo n.º 6
0
 public void updateTickets(JiraTickets tickets) throws ExecutionException, InterruptedException {
   for (JiraTicket t : tickets) {
     Promise<Issue> issuePromise = issueRestClient.getIssue(t.getId());
     Issue i = issuePromise.get();
     // find transition (we need ID)
     Iterable<Transition> transitions =
         issueRestClient.getTransitions(i.getTransitionsUri()).get();
     String tName = "Hotfix Failed";
     if (t.isValid()) {
       tName = "Out On Dev";
     }
     Transition transition = find(transitions, tName);
     if (transition == null) {
       continue;
     }
     // prepare fields
     // List<FieldInput> fields = Arrays.asList(   new FieldInput("resolution",
     // ComplexIssueInputFieldValue.with("name", "RerunPass")));
     Comment comment = Comment.valueOf(StringUtils.join(t.getValidationMessages(), "\n"));
     issueRestClient.transition(i, new TransitionInput(transition.getId(), comment));
   }
 }
Ejemplo n.º 7
0
  public void sendDiscoveryRequest(String cluster_name, Promise promise, ViewId view_id)
      throws Exception {
    PingData data = null;
    PhysicalAddress physical_addr =
        (PhysicalAddress) down(new Event(Event.GET_PHYSICAL_ADDRESS, local_addr));

    if (view_id == null) {
      List<PhysicalAddress> physical_addrs = Arrays.asList(physical_addr);
      data = new PingData(local_addr, null, false, UUID.get(local_addr), physical_addrs);
    }

    PingHeader hdr = new PingHeader(PingHeader.GET_MBRS_REQ, data, cluster_name);
    hdr.view_id = view_id;

    Collection<PhysicalAddress> cluster_members = fetchClusterMembers(cluster_name);
    if (cluster_members == null) {
      Message msg = new Message(null); // multicast msg
      msg.setFlag(Message.OOB);
      msg.putHeader(getId(), hdr);
      sendMcastDiscoveryRequest(msg);
    } else {
      if (cluster_members.isEmpty()) { // if we don't find any members, return immediately
        if (promise != null) promise.setResult(null);
      } else {
        for (final Address addr : cluster_members) {
          if (addr.equals(physical_addr)) // no need to send the request to myself
          continue;
          final Message msg = new Message(addr, null, null);
          msg.setFlag(Message.OOB);
          msg.putHeader(this.id, hdr);
          if (log.isTraceEnabled())
            log.trace("[FIND_INITIAL_MBRS] sending discovery request to " + msg.getDest());
          if (!sendDiscoveryRequestsInParallel()) {
            down_prot.down(new Event(Event.MSG, msg));
          } else {
            timer.execute(
                new Runnable() {
                  public void run() {
                    try {
                      down_prot.down(new Event(Event.MSG, msg));
                    } catch (Exception ex) {
                      if (log.isErrorEnabled())
                        log.error("failed sending discovery request to " + addr + ": " + ex);
                    }
                  }
                });
          }
        }
      }
    }
  }
Ejemplo n.º 8
0
    public void addResponse(PingData rsp, boolean overwrite) {
      if (rsp == null) return;
      promise.getLock().lock();
      try {
        if (overwrite) ping_rsps.remove(rsp);

        // https://jira.jboss.org/jira/browse/JGRP-1179
        int index = ping_rsps.indexOf(rsp);
        if (index == -1) {
          ping_rsps.add(rsp);
          promise.getCond().signalAll();
        } else if (rsp.isCoord()) {
          PingData pr = ping_rsps.get(index);

          // Check if the already existing element is not server
          if (!pr.isCoord()) {
            ping_rsps.set(index, rsp);
            promise.getCond().signalAll();
          }
        }
      } finally {
        promise.getLock().unlock();
      }
    }
Ejemplo n.º 9
0
  /**
   * Callback method <br>
   * Called by the ProtocolStack when a message is received.
   *
   * @param evt the event carrying the message from the protocol stack
   */
  public Object up(Event evt) {
    switch (evt.getType()) {
      case Event.MSG:
        Message msg = (Message) evt.getArg();
        if (stats) {
          received_msgs++;
          received_bytes += msg.getLength();
        }

        // discard local messages (sent by myself to me)
        if (discard_own_messages
            && local_addr != null
            && msg.getSrc() != null
            && local_addr.equals(msg.getSrc())) return null;
        break;

      case Event.VIEW_CHANGE:
        View tmp = (View) evt.getArg();
        if (tmp instanceof MergeView) my_view = new View(tmp.getViewId(), tmp.getMembers());
        else my_view = tmp;

        // Bela&Vladimir Oct 27th,2006 (JGroups 2.4): we need to set connected=true because a client
        // can
        // call channel.getView() in viewAccepted() callback invoked on this thread (see
        // Event.VIEW_CHANGE handling below)

        // not good: we are only connected when we returned from connect() - bela June 22 2007
        // Changed: when a channel gets a view of which it is a member then it should be
        // connected even if connect() hasn't returned yet ! (bela Noc 2010)
        if (state != State.CONNECTED) state = State.CONNECTED;
        break;

      case Event.CONFIG:
        Map<String, Object> cfg = (Map<String, Object>) evt.getArg();
        if (cfg != null) {
          if (cfg.containsKey("state_transfer")) {
            state_transfer_supported = (Boolean) cfg.get("state_transfer");
          }
          if (cfg.containsKey("flush_supported")) {
            flush_supported = (Boolean) cfg.get("flush_supported");
          }
        }
        break;

      case Event.GET_STATE_OK:
        StateTransferResult result = (StateTransferResult) evt.getArg();
        if (up_handler != null) {
          try {
            Object retval = up_handler.up(evt);
            state_promise.setResult(new StateTransferResult());
            return retval;
          } catch (Throwable t) {
            state_promise.setResult(new StateTransferResult(t));
          }
        }

        if (receiver != null) {
          try {
            if (result.hasBuffer()) {
              byte[] tmp_state = result.getBuffer();
              ByteArrayInputStream input = new ByteArrayInputStream(tmp_state);
              receiver.setState(input);
            }
            state_promise.setResult(result);
          } catch (Throwable t) {
            state_promise.setResult(new StateTransferResult(t));
          }
        }
        break;

      case Event.STATE_TRANSFER_INPUTSTREAM_CLOSED:
        state_promise.setResult((StateTransferResult) evt.getArg());
        break;

      case Event.STATE_TRANSFER_INPUTSTREAM:
        // Oct 13,2006 moved to down() when Event.STATE_TRANSFER_INPUTSTREAM_CLOSED is received
        // state_promise.setResult(is != null? Boolean.TRUE : Boolean.FALSE);

        if (up_handler != null) return up_handler.up(evt);

        InputStream is = (InputStream) evt.getArg();
        if (is != null && receiver != null) {
          try {
            receiver.setState(is);
          } catch (Throwable t) {
            throw new RuntimeException("failed calling setState() in state requester", t);
          }
        }
        break;

      case Event.STATE_TRANSFER_OUTPUTSTREAM:
        if (receiver != null && evt.getArg() != null) {
          try {
            receiver.getState((OutputStream) evt.getArg());
          } catch (Exception e) {
            throw new RuntimeException("failed calling getState() in state provider", e);
          }
        }
        break;

      case Event.GET_LOCAL_ADDRESS:
        return local_addr;

      default:
        break;
    }

    // If UpHandler is installed, pass all events to it and return (UpHandler is e.g. a building
    // block)
    if (up_handler != null) return up_handler.up(evt);

    if (receiver != null) return invokeCallback(evt.getType(), evt.getArg());
    return null;
  }