Examples with TaskStatus com.emc.storageos.storagedriver.DriverTask.TaskStatus used on opensource projects

Example 1 with TaskStatus

use of com.emc.storageos.storagedriver.DriverTask.TaskStatus in project coprhd-controller by CoprHD.

the class ExternalDeviceJob method poll.

/**
 * {@inheritDoc}
 */
public JobPollResult poll(JobContext jobContext, long trackingPeriodInMillis) {
    s_logger.info("Polled external device job for driver task {} on storage system {}", _driverTaskId, _storageSystemURI);
    DriverTask driverTask = null;
    DbClient dbClient = jobContext.getDbClient();
    try {
        // Update the job info.
        _pollResult.setJobName(_driverTaskId);
        _pollResult.setJobId(_driverTaskId);
        _pollResult.setJobPercentComplete(0);
        // Get the external storage system on which the driver task is running.
        StorageSystem storageSystem = dbClient.queryObject(StorageSystem.class, _storageSystemURI);
        if (storageSystem == null) {
            s_logger.error("Could not find external storage system {}", _storageSystemURI);
            throw ExternalDeviceException.exceptions.cantFindStorageSystemForDriverTask(_storageSystemURI.toString(), _driverTaskId);
        }
        String systemType = storageSystem.getSystemType();
        // Get the external storage driver for the system on which the task is executing.
        BlockStorageDriver driver = ExternalBlockStorageDevice.getBlockStorageDriver(systemType);
        if (driver == null) {
            s_logger.error("Could not find storage driver for system type {}", systemType);
            throw ExternalDeviceException.exceptions.noDriverDefinedForDevice(systemType);
        }
        // Get the storage driver task.
        driverTask = driver.getTask(_driverTaskId);
        if (driverTask == null) {
            s_logger.error("Could not find storage driver task {} for storage system {}", _driverTaskId, _storageSystemURI.toString());
            throw ExternalDeviceException.exceptions.cantFindDriverTaskOnSystem(_driverTaskId, _storageSystemURI.toString());
        }
        TaskStatus taskStatus = driverTask.getStatus();
        String taskStatusMsg = driverTask.getMessage();
        if (isTaskSuccessful(taskStatus)) {
            // Completed successfully
            s_logger.info(String.format("Task %s completed successfully with status %s:%s", _driverTaskId, taskStatus, taskStatusMsg));
            doTaskSucceeded(driverTask, dbClient);
            _pollResult.setJobPercentComplete(100);
            _status = JobStatus.SUCCESS;
        } else if (isTaskFailed(taskStatus)) {
            // Failed.
            s_logger.info(String.format("Task %s failed with status %s:%s", _driverTaskId, taskStatus, taskStatusMsg));
            doTaskFailed(driverTask, dbClient);
            _pollResult.setJobPercentComplete(100);
            _errorDescription = taskStatusMsg;
            _status = JobStatus.FAILED;
        }
    } catch (Exception e) {
        _errorDescription = e.getMessage();
        s_logger.error(String.format("Unexpected error getting external driver task status for task %s on storage system %s: %s", _driverTaskId, _storageSystemURI.toString(), _errorDescription), e);
        try {
            doTaskFailed(driverTask, dbClient);
        } catch (Exception dtfe) {
            s_logger.error("Unexpected error handling task failed", e);
        }
        _status = JobStatus.FAILED;
    } finally {
        updateStatus(dbClient);
    }
    _pollResult.setJobStatus(_status);
    _pollResult.setErrorDescription(_errorDescription);
    return _pollResult;
}