| /* |
| * 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 org.apache.openwhisk.core.scheduler |
| |
| import akka.actor.ActorSystem |
| import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport._ |
| import akka.http.scaladsl.model.StatusCodes |
| import akka.http.scaladsl.model.headers.BasicHttpCredentials |
| import akka.http.scaladsl.server.Route |
| import org.apache.openwhisk.common.{Logging, TransactionId} |
| import org.apache.openwhisk.http.BasicRasService |
| import org.apache.openwhisk.http.ErrorResponse.terminate |
| import spray.json.DefaultJsonProtocol._ |
| import spray.json._ |
| |
| import scala.concurrent.ExecutionContext |
| |
| /** |
| * Implements web server to handle certain REST API calls. |
| * Currently provides a health ping route, only. |
| */ |
| class FPCSchedulerServer(scheduler: SchedulerCore, systemUsername: String, systemPassword: String)( |
| implicit val ec: ExecutionContext, |
| implicit val actorSystem: ActorSystem, |
| implicit val logger: Logging) |
| extends BasicRasService { |
| |
| override def routes(implicit transid: TransactionId): Route = { |
| super.routes ~ extractCredentials { |
| case Some(BasicHttpCredentials(username, password)) if username == systemUsername && password == systemPassword => |
| (path("state") & get) { |
| complete { |
| scheduler.getState.map { |
| case (list, creationCount) => |
| (list |
| .map(scheduler => scheduler._1.asString -> scheduler._2.toString) |
| .toMap |
| ++ Map("creationCount" -> creationCount.toString)).toJson.asJsObject |
| } |
| } |
| } ~ (path("disable") & post) { |
| logger.warn(this, "Scheduler is disabled") |
| scheduler.disable() |
| complete("scheduler disabled") |
| } ~ (path(FPCSchedulerServer.queuePathPrefix / "total") & get) { |
| complete { |
| scheduler.getQueueSize.map(_.toString) |
| } |
| } ~ (path(FPCSchedulerServer.queuePathPrefix / "status") & get) { |
| complete { |
| scheduler.getQueueStatusData.map(s => s.toJson) |
| } |
| } |
| case _ => |
| implicit val jsonPrettyResponsePrinter = PrettyPrinter |
| terminate(StatusCodes.Unauthorized) |
| } |
| } |
| } |
| |
| object FPCSchedulerServer { |
| |
| // TODO: TBD, after FPCScheduler is ready, can read the credentials from pureconfig |
| val schedulerUsername = "admin" |
| val schedulerPassword = "admin" |
| |
| val queuePathPrefix = "queue" |
| |
| def instance(scheduler: SchedulerCore)(implicit ec: ExecutionContext, |
| actorSystem: ActorSystem, |
| logger: Logging): BasicRasService = |
| new FPCSchedulerServer(scheduler, schedulerUsername, schedulerPassword) |
| } |