akkeeper.master.MasterMain.scala Maven / Gradle / Ivy
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/*
* Copyright 2017-2018 Iaroslav Zeigerman
*
* 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.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package akkeeper.master
import java.io.File
import akkeeper.BuildInfo
import akkeeper.utils.CliArguments._
import scopt.OptionParser
import scala.util.control.NonFatal
object MasterMain extends App {
private val appName: String = s"${BuildInfo.name}-master"
val optParser = new OptionParser[MasterArguments](appName) {
head(appName, BuildInfo.version)
opt[String](AppIdArg).required().action((v, c) => {
c.copy(appId = v)
}).text("The ID of this application.")
opt[File](ConfigArg).valueName("").optional().action((v, c) => {
c.copy(config = Some(v))
}).text("The path to the custom configuration file.")
opt[String](PrincipalArg).valueName("principal").action((v, c) => {
c.copy(principal = Some(v))
}).text("Principal to be used to login to KDC.")
}
try {
optParser.parse(args, MasterArguments()).foreach(args => {
new YarnMasterRunner().run(args)
sys.exit()
})
} catch {
case NonFatal(e) =>
e.printStackTrace()
sys.exit(1)
}
}