/*
* Copyright (c) 2014 Spotify AB.
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.spotify.helios.master;
import com.spotify.helios.common.LoggingConfig;
import com.spotify.helios.servicescommon.ServiceMain;
import com.spotify.helios.servicescommon.coordination.CuratorClientFactory;
import com.spotify.helios.servicescommon.coordination.CuratorClientFactoryImpl;
import net.sourceforge.argparse4j.inf.ArgumentParserException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Instantiates and runs the helios master. We do our own bootstrapping instead of using
* {@link io.dropwizard.setup.Bootstrap} because we want more control over logging etc.
*/
public class MasterMain extends ServiceMain {
private static final Logger log = LoggerFactory.getLogger(MasterMain.class);
private final MasterConfig masterConfig;
private final CuratorClientFactory curatorClientFactory;
private MasterService service;
public MasterMain(final String[] args) throws ArgumentParserException {
this(new CuratorClientFactoryImpl(), new MasterParser(args));
}
public MasterMain(final CuratorClientFactory curatorClientFactory,
final String[] args) throws ArgumentParserException {
this(curatorClientFactory, new MasterParser(args));
}
public MasterMain(final CuratorClientFactory curatorClientFactory,
final MasterParser parser) {
this(curatorClientFactory, parser.getMasterConfig(), parser.getLoggingConfig());
}
public MasterMain(final CuratorClientFactory curatorClientFactory,
final MasterConfig masterConfig,
final LoggingConfig loggingConfig) {
super(loggingConfig, masterConfig.getSentryDsn());
this.masterConfig = masterConfig;
this.curatorClientFactory = curatorClientFactory;
}
@Override
protected void startUp() throws Exception {
service = new MasterService(masterConfig, createEnvironment("helios-master"),
curatorClientFactory);
service.startAsync().awaitRunning();
}
@Override
protected void shutDown() throws Exception {
service.stopAsync().awaitTerminated();
}
public static void main(final String... args) {
try {
final MasterMain main = new MasterMain(args);
main.startAsync().awaitRunning();
main.awaitTerminated();
} catch (Throwable e) {
log.error("Uncaught exception", e);
System.exit(1);
}
// Ensure we exit even if there's lingering non-daemon threads
System.exit(0);
}
}