Examples with NimbusClient org.apache.storm.utils.NimbusClient used on opensource projects

Example 21 with NimbusClient

use of org.apache.storm.utils.NimbusClient in project storm by apache.

the class SynchronizeAssignments method getAssignmentsFromMasterUntilSuccess.

/**
 * Used by {@link Supervisor} to fetch assignments when start up.
 * @param supervisor {@link Supervisor}
 */
public void getAssignmentsFromMasterUntilSuccess(Supervisor supervisor) {
    boolean success = false;
    while (!success) {
        try (NimbusClient master = NimbusClient.getConfiguredClient(supervisor.getConf())) {
            SupervisorAssignments assignments = master.getClient().getSupervisorAssignments(supervisor.getAssignmentId());
            assignedAssignmentsToLocal(supervisor.getStormClusterState(), Collections.singletonList(assignments));
            success = true;
        } catch (Exception t) {
        // just ignore the exception
        }
        if (!success) {
            LOG.info("Waiting for a success sync of assignments from master...");
            try {
                Time.sleep(5000L);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}