Examples with TaskComponent backtype.storm.generated.TaskComponent used on opensource projects

Example 1 with TaskComponent

use of backtype.storm.generated.TaskComponent in project jstorm by alibaba.

the class ServiceHandler method getSupervisorWorkersByHostOrId.

/**
     * gets supervisor workers by host or supervisor id, note that id priors to host.
     *
     * @param host host
     * @param id   supervisor id
     * @return supervisor workers
     */
private SupervisorWorkers getSupervisorWorkersByHostOrId(String host, String id) throws TException {
    long start = System.nanoTime();
    if (StringUtils.isBlank(id) && StringUtils.isBlank(host)) {
        throw new TException("Must specify host or supervisor id!");
    }
    try {
        StormClusterState stormClusterState = data.getStormClusterState();
        // all supervisors
        Map<String, SupervisorInfo> supervisorInfos = Cluster.get_all_SupervisorInfo(stormClusterState, null);
        SupervisorInfo supervisorInfo = null;
        String ip;
        if (!StringUtils.isBlank(id)) {
            supervisorInfo = supervisorInfos.get(id);
            host = supervisorInfo.getHostName();
            ip = NetWorkUtils.host2Ip(host);
        } else {
            ip = NetWorkUtils.host2Ip(host);
            for (Entry<String, SupervisorInfo> entry : supervisorInfos.entrySet()) {
                SupervisorInfo info = entry.getValue();
                if (info.getHostName().equals(host) || info.getHostName().equals(ip)) {
                    id = entry.getKey();
                    supervisorInfo = info;
                    break;
                }
            }
        }
        if (supervisorInfo == null) {
            throw new TException("unknown supervisor id:" + id);
        }
        Map<String, Assignment> assignments = Cluster.get_all_assignment(stormClusterState, null);
        Map<Integer, WorkerSummary> portWorkerSummarys = new TreeMap<Integer, WorkerSummary>();
        int usedSlotNumber = 0;
        Map<String, Map<Integer, String>> topologyTaskToComponent = new HashMap<String, Map<Integer, String>>();
        Map<String, MetricInfo> metricInfoMap = new HashMap<String, MetricInfo>();
        for (Entry<String, Assignment> entry : assignments.entrySet()) {
            String topologyId = entry.getKey();
            Assignment assignment = entry.getValue();
            Set<ResourceWorkerSlot> workers = assignment.getWorkers();
            for (ResourceWorkerSlot worker : workers) {
                if (!id.equals(worker.getNodeId())) {
                    continue;
                }
                usedSlotNumber++;
                Integer port = worker.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<TaskComponent>());
                    portWorkerSummarys.put(port, workerSummary);
                }
                Map<Integer, String> taskToComponent = topologyTaskToComponent.get(topologyId);
                if (taskToComponent == null) {
                    taskToComponent = Cluster.get_all_task_component(stormClusterState, topologyId, null);
                    topologyTaskToComponent.put(topologyId, taskToComponent);
                }
                int earliest = TimeUtils.current_time_secs();
                for (Integer taskId : worker.getTasks()) {
                    TaskComponent taskComponent = new TaskComponent();
                    taskComponent.set_component(taskToComponent.get(taskId));
                    taskComponent.set_taskId(taskId);
                    Integer startTime = assignment.getTaskStartTimeSecs().get(taskId);
                    if (startTime != null && startTime < earliest) {
                        earliest = startTime;
                    }
                    workerSummary.add_to_tasks(taskComponent);
                }
                workerSummary.set_uptime(TimeUtils.time_delta(earliest));
                String workerSlotName = getWorkerSlotName(ip, port);
                List<MetricInfo> workerMetricInfoList = this.data.getMetricCache().getMetricData(topologyId, MetaType.WORKER);
                if (workerMetricInfoList.size() > 0) {
                    MetricInfo workerMetricInfo = workerMetricInfoList.get(0);
                    // remove metrics that don't belong to current worker
                    for (Iterator<String> itr = workerMetricInfo.get_metrics().keySet().iterator(); itr.hasNext(); ) {
                        String metricName = itr.next();
                        if (!metricName.contains(ip)) {
                            itr.remove();
                        }
                    }
                    metricInfoMap.put(workerSlotName, workerMetricInfo);
                }
            }
        }
        List<WorkerSummary> workerList = new ArrayList<WorkerSummary>();
        workerList.addAll(portWorkerSummarys.values());
        Map<String, Integer> supervisorToUsedSlotNum = new HashMap<String, Integer>();
        supervisorToUsedSlotNum.put(id, usedSlotNumber);
        SupervisorSummary supervisorSummary = NimbusUtils.mkSupervisorSummary(supervisorInfo, id, supervisorToUsedSlotNum);
        return new SupervisorWorkers(supervisorSummary, workerList, metricInfoMap);
    } 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);
    } finally {
        long end = System.nanoTime();
        SimpleJStormMetric.updateNimbusHistogram("getSupervisorWorkers", (end - start) / TimeUtils.NS_PER_US);
    }
}