gobblin.runtime.EmailNotificationJobListener.java Source code

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Here is the source code for gobblin.runtime.EmailNotificationJobListener.java

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/*
 * Copyright (C) 2014-2015 LinkedIn Corp. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the
 * License at  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied.
 */

package gobblin.runtime;

import org.apache.commons.mail.EmailException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import gobblin.configuration.ConfigurationKeys;
import gobblin.util.EmailUtils;

/**
 * An implementation of {@link JobListener} that sends email notifications.
 *
 * @author ynli
 */
public class EmailNotificationJobListener implements JobListener {

    private static final Logger LOGGER = LoggerFactory.getLogger(EmailNotificationJobListener.class);

    @Override
    public void onJobCompletion(JobState jobState) {
        boolean alertEmailEnabled = Boolean
                .valueOf(jobState.getProp(ConfigurationKeys.ALERT_EMAIL_ENABLED_KEY, Boolean.toString(false)));
        boolean notificationEmailEnabled = Boolean.valueOf(
                jobState.getProp(ConfigurationKeys.NOTIFICATION_EMAIL_ENABLED_KEY, Boolean.toString(false)));

        // Send out alert email if the maximum number of consecutive failures is reached
        if (jobState.getState() == JobState.RunningState.FAILED) {
            int failures = jobState.getPropAsInt(ConfigurationKeys.JOB_FAILURES_KEY, 0);
            int maxFailures = jobState.getPropAsInt(ConfigurationKeys.JOB_MAX_FAILURES_KEY,
                    ConfigurationKeys.DEFAULT_JOB_MAX_FAILURES);
            if (alertEmailEnabled && failures >= maxFailures) {
                try {
                    EmailUtils.sendJobFailureAlertEmail(jobState.getJobName(), jobState.toString(), failures,
                            jobState);
                } catch (EmailException ee) {
                    LOGGER.error("Failed to send job failure alert email for job " + jobState.getJobId(), ee);
                }
                return;
            }
        }

        if (notificationEmailEnabled) {
            try {
                EmailUtils.sendJobCompletionEmail(jobState.getJobId(), jobState.toString(),
                        jobState.getState().toString(), jobState);
            } catch (EmailException ee) {
                LOGGER.error("Failed to send job completion notification email for job " + jobState.getJobId(), ee);
            }
        }
    }

    @Override
    public void onJobCancellation(JobState jobState) {
        boolean notificationEmailEnabled = Boolean.valueOf(
                jobState.getProp(ConfigurationKeys.NOTIFICATION_EMAIL_ENABLED_KEY, Boolean.toString(false)));

        if (notificationEmailEnabled) {
            try {
                EmailUtils.sendJobCancellationEmail(jobState.getJobId(), jobState.toString(), jobState);
            } catch (EmailException ee) {
                LOGGER.error("Failed to send job cancellation notification email for job " + jobState.getJobId(),
                        ee);
            }
        }
    }
}