Examples with ExecutorShutdown org.apache.storm.executor.ExecutorShutdown used on opensource projects

Example 1 with ExecutorShutdown

use of org.apache.storm.executor.ExecutorShutdown in project storm by apache.

the class Worker method shutdown.

@Override
public void shutdown() {
    try {
        LOG.info("Shutting down worker {} {} {}", topologyId, assignmentId, port);
        if (workerState != null) {
            for (IConnection socket : workerState.cachedNodeToPortSocket.get().values()) {
                // this will do best effort flushing since the linger period
                // was set on creation
                socket.close();
            }
            LOG.info("Terminating messaging context");
            LOG.info("Shutting down executors");
            for (IRunningExecutor executor : executorsAtom.get()) {
                ((ExecutorShutdown) executor).shutdown();
            }
            LOG.info("Shut down executors");
            LOG.info("Shutting down transfer thread");
            workerState.haltWorkerTransfer();
            if (transferThread != null) {
                transferThread.interrupt();
                transferThread.join();
                LOG.info("Shut down transfer thread");
            }
            workerState.heartbeatTimer.close();
            workerState.refreshConnectionsTimer.close();
            workerState.refreshCredentialsTimer.close();
            workerState.checkForUpdatedBlobsTimer.close();
            workerState.refreshActiveTimer.close();
            workerState.executorHeartbeatTimer.close();
            workerState.userTimer.close();
            workerState.refreshLoadTimer.close();
            workerState.resetLogLevelsTimer.close();
            workerState.flushTupleTimer.close();
            workerState.backPressureCheckTimer.close();
            // this is fine because the only time this is shared is when it's a local context,
            // in which case it's a noop
            workerState.mqContext.term();
            workerState.closeResources();
            LOG.info("Trigger any worker shutdown hooks");
            workerState.runWorkerShutdownHooks();
            workerState.stormClusterState.removeWorkerHeartbeat(topologyId, assignmentId, (long) port);
            LOG.info("Disconnecting from storm cluster state context");
            workerState.stormClusterState.disconnect();
            workerState.stateStorage.close();
        } else {
            LOG.error("workerState is null");
        }
        metricRegistry.stop();
        SharedMetricRegistries.remove(WORKER_METRICS_REGISTRY);
        LOG.info("Shut down worker {} {} {}", topologyId, assignmentId, port);
    } catch (Exception ex) {
        throw Utils.wrapInRuntime(ex);
    }
}