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92 lines
3.2 KiB
92 lines
3.2 KiB
/* |
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* Licensed to the Apache Software Foundation (ASF) under one or more |
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* contributor license agreements. See the NOTICE file distributed with |
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* this work for additional information regarding copyright ownership. |
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* The ASF licenses this file to You under the Apache License, Version 2.0 |
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* (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.apache.dolphinscheduler.alert; |
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import org.apache.dolphinscheduler.alert.plugin.EmailAlertPlugin; |
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import org.apache.dolphinscheduler.alert.runner.AlertSender; |
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import org.apache.dolphinscheduler.alert.utils.Constants; |
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import org.apache.dolphinscheduler.alert.utils.PropertyUtils; |
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import org.apache.dolphinscheduler.common.plugin.FilePluginManager; |
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import org.apache.dolphinscheduler.common.thread.Stopper; |
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import org.apache.dolphinscheduler.dao.AlertDao; |
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import org.apache.dolphinscheduler.dao.DaoFactory; |
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import org.apache.dolphinscheduler.dao.entity.Alert; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import java.util.List; |
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/** |
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* alert of start |
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*/ |
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public class AlertServer { |
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private static final Logger logger = LoggerFactory.getLogger(AlertServer.class); |
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/** |
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* Alert Dao |
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*/ |
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private AlertDao alertDao = DaoFactory.getDaoInstance(AlertDao.class); |
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private AlertSender alertSender; |
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private static AlertServer instance; |
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private FilePluginManager alertPluginManager; |
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private static final String[] whitePrefixes = new String[]{"org.apache.dolphinscheduler.plugin.utils."}; |
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private static final String[] excludePrefixes = new String[]{ |
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"org.apache.dolphinscheduler.plugin.", |
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"ch.qos.logback.", |
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"org.slf4j." |
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}; |
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public AlertServer() { |
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alertPluginManager = |
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new FilePluginManager(PropertyUtils.getString(Constants.PLUGIN_DIR), whitePrefixes, excludePrefixes); |
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// add default alert plugins |
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alertPluginManager.addPlugin(new EmailAlertPlugin()); |
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} |
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public synchronized static AlertServer getInstance() { |
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if (null == instance) { |
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instance = new AlertServer(); |
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} |
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return instance; |
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} |
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public void start() { |
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logger.info("alert server ready start "); |
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while (Stopper.isRunning()) { |
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try { |
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Thread.sleep(Constants.ALERT_SCAN_INTERVAL); |
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} catch (InterruptedException e) { |
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logger.error(e.getMessage(), e); |
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Thread.currentThread().interrupt(); |
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} |
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List<Alert> alerts = alertDao.listWaitExecutionAlert(); |
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alertSender = new AlertSender(alerts, alertDao, alertPluginManager); |
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alertSender.run(); |
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} |
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} |
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public static void main(String[] args) { |
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AlertServer alertServer = AlertServer.getInstance(); |
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alertServer.start(); |
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} |
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}
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