1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements.  See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License.  You may obtain a copy of the License at
8 *
9 *    http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18package org.apache.spark.deploy.master
19
20sealed trait MasterMessages extends Serializable
21
22/** Contains messages seen only by the Master and its associated entities. */
23private[master] object MasterMessages {
24
25  // LeaderElectionAgent to Master
26
27  case object ElectedLeader
28
29  case object RevokedLeadership
30
31  // Master to itself
32
33  case object CheckForWorkerTimeOut
34
35  case class BeginRecovery(storedApps: Seq[ApplicationInfo], storedWorkers: Seq[WorkerInfo])
36
37  case object CompleteRecovery
38
39  case object BoundPortsRequest
40
41  case class BoundPortsResponse(rpcEndpointPort: Int, webUIPort: Int, restPort: Option[Int])
42}
43