/**
   * Get the task Map which the task is alive and will be kept Only when type is
   * ASSIGN_TYPE_MONITOR, it is valid
   *
   * @param defaultContext
   * @param needAssigns
   * @return
   */
  public Map<Integer, ResourceAssignment> getKeepAssign(
      DefaultTopologyAssignContext defaultContext, Set<Integer> needAssigns) {

    Set<Integer> keepAssignIds = new HashSet<Integer>();
    keepAssignIds.addAll(defaultContext.getAllTaskIds());
    keepAssignIds.removeAll(defaultContext.getUnstoppedTaskIds());
    keepAssignIds.removeAll(needAssigns);

    Map<Integer, ResourceAssignment> keeps = new HashMap<Integer, ResourceAssignment>();
    if (keepAssignIds.isEmpty()) {
      return keeps;
    }

    Assignment oldAssignment = defaultContext.getOldAssignment();
    if (oldAssignment == null) {
      return keeps;
    }
    Map<Integer, ResourceAssignment> olds = oldAssignment.getTaskToResource();

    for (Integer task : keepAssignIds) {
      ResourceAssignment oldResource = olds.get(task);
      if (oldResource == null) {
        LOG.warn("No old assignment of " + task + ", " + defaultContext.toDetailString());
        continue;
      }

      keeps.put(task, oldResource);
    }

    return keeps;
  }
Esempio n. 2
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  @Override
  public SupervisorWorkers getSupervisorWorkers(String host) throws NotAliveException, TException {
    try {
      StormClusterState stormClusterState = data.getStormClusterState();

      String supervisorId = null;
      SupervisorInfo supervisorInfo = null;

      String ip = NetWorkUtils.host2Ip(host);
      String hostName = NetWorkUtils.ip2Host(host);

      // all supervisors
      Map<String, SupervisorInfo> supervisorInfos =
          Cluster.allSupervisorInfo(stormClusterState, null);

      for (Entry<String, SupervisorInfo> entry : supervisorInfos.entrySet()) {

        SupervisorInfo info = entry.getValue();
        if (info.getHostName().equals(hostName) || info.getHostName().equals(ip)) {
          supervisorId = entry.getKey();
          supervisorInfo = info;
          break;
        }
      }

      if (supervisorId == null) {
        throw new TException("No supervisor of " + host);
      }

      Map<String, Assignment> assignments = new HashMap<String, Assignment>();

      // get all active topology's StormBase
      Map<String, StormBase> bases = Cluster.topology_bases(stormClusterState);
      for (Entry<String, StormBase> entry : bases.entrySet()) {

        String topologyId = entry.getKey();
        StormBase base = entry.getValue();

        Assignment assignment = stormClusterState.assignment_info(topologyId, null);
        if (assignment == null) {
          LOG.error("Failed to get assignment of " + topologyId);
          continue;
        }
        assignments.put(topologyId, assignment);
      }

      Map<Integer, WorkerSummary> portWorkerSummarys = new TreeMap<Integer, WorkerSummary>();
      for (Entry<String, Assignment> entry : assignments.entrySet()) {
        String topologyId = entry.getKey();
        Assignment assignment = entry.getValue();

        Map<Integer, String> taskToComponent =
            Cluster.topology_task_info(stormClusterState, topologyId);

        Map<Integer, ResourceAssignment> taskToResource = assignment.getTaskToResource();

        for (Entry<Integer, ResourceAssignment> resourceEntry : taskToResource.entrySet()) {
          Integer taskId = resourceEntry.getKey();
          ResourceAssignment resourceAssignment = resourceEntry.getValue();

          if (supervisorId.equals(resourceAssignment.getSupervisorId()) == false) {
            continue;
          }

          supervisorInfo.allocResource(resourceAssignment);

          Integer port = resourceAssignment.getPort();
          WorkerSummary workerSummary = portWorkerSummarys.get(port);
          if (workerSummary == null) {
            workerSummary = new WorkerSummary();
            workerSummary.set_port(port);
            workerSummary.set_topology(topologyId);
            workerSummary.set_tasks(new ArrayList<TaskSummary>());

            portWorkerSummarys.put(port, workerSummary);
          }

          String componentName = taskToComponent.get(taskId);
          int uptime = TimeUtils.time_delta(assignment.getTaskStartTimeSecs().get(taskId));
          List<TaskSummary> tasks = workerSummary.get_tasks();

          TaskSummary taskSummary =
              NimbusUtils.mkSimpleTaskSummary(
                  resourceAssignment, taskId, componentName, host, uptime);

          tasks.add(taskSummary);
        }
      }

      List<WorkerSummary> wokersList = new ArrayList<WorkerSummary>();
      wokersList.addAll(portWorkerSummarys.values());

      SupervisorSummary supervisorSummary =
          NimbusUtils.mkSupervisorSummary(supervisorInfo, supervisorId);
      return new SupervisorWorkers(supervisorSummary, wokersList);

    } catch (TException e) {
      LOG.info("Failed to get ClusterSummary ", e);
      throw e;
    } catch (Exception e) {
      LOG.info("Failed to get ClusterSummary ", e);
      throw new TException(e);
    }
  }