akkeeper.master.service.RemoteServiceFactory.scala Maven / Gradle / Ivy
/*
* 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.service
import akka.actor.{ActorSelection, ActorSystem, RootActorPath}
import akka.cluster.Cluster
trait RemoteServiceFactory {
def actorName: String
def createRemote(system: ActorSystem): ActorSelection = {
val cluster = Cluster(system)
val akkeeperMaster = cluster.state.members
.find(m => m.hasRole(MasterService.MasterServiceName))
.getOrElse(throw MasterServiceException("Failed to find a running Akkeeper Master instance"))
val akkeeperMasterAddr = akkeeperMaster.address
val basePath = RootActorPath(akkeeperMasterAddr) / "user" / MasterService.MasterServiceName
val servicePath =
if (actorName != MasterService.MasterServiceName) {
basePath / actorName
} else {
basePath
}
system.actorSelection(servicePath)
}
}