/**
 * 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.
 */

{"namespace": "org.apache.hadoop.mapreduce.jobhistory",
 "protocol": "Events",

 "types": [

     {"type": "record", "name": "JhCounter",
      "fields": [
          {"name": "name", "type": "string"},
          {"name": "displayName", "type": "string"},
          {"name": "value", "type": "long"}
      ]
     },

     {"type": "record", "name": "JhCounterGroup",
      "fields": [
          {"name": "name", "type": "string"},
          {"name": "displayName", "type": "string"},
          {"name": "counts", "type": {"type": "array", "items": "JhCounter"}}
      ]
     },

     {"type": "record", "name": "JhCounters",
      "fields": [
          {"name": "name", "type": "string"},
          {"name": "groups", "type": {"type": "array", "items": "JhCounterGroup"}}
      ]
     },

     {"type": "record", "name": "JobFinished",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "finishedMaps", "type": "int"},
          {"name": "finishedReduces", "type": "int"},
          {"name": "failedMaps", "type": "int"},
          {"name": "failedReduces", "type": "int"},
          {"name": "totalCounters", "type": "JhCounters"},
          {"name": "mapCounters", "type": "JhCounters"},
          {"name": "reduceCounters", "type": "JhCounters"}
      ]
     },

     {"type": "record", "name": "JobInited",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "launchTime", "type": "long"},
          {"name": "totalMaps", "type": "int"},
          {"name": "totalReduces", "type": "int"},
          {"name": "jobStatus", "type": "string"}
      ]
     },

     {"type": "record", "name": "JobSubmitted",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "jobName", "type": "string"},
          {"name": "userName", "type": "string"},
          {"name": "submitTime", "type": "long"},
          {"name": "jobConfPath", "type": "string"}
      ]
     },

     {"type": "record", "name": "JobInfoChange",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "submitTime", "type": "long"},
          {"name": "launchTime", "type": "long"}
      ]
     },

     {"type": "record", "name": "JobPriorityChange",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "priority", "type": "string"}
      ]
     },

     {"type": "record", "name": "JobStatusChanged",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "jobStatus", "type": "string"}
      ]
     },

     {"type": "record", "name": "JobUnsuccessfulCompletion",
      "fields": [
          {"name": "jobid", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "finishedMaps", "type": "int"},
          {"name": "finishedReduces", "type": "int"},
          {"name": "jobStatus", "type": "string"}
      ]
     },

     {"type": "record", "name": "MapAttemptFinished",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "attemptId", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "taskStatus", "type": "string"},
          {"name": "mapFinishTime", "type": "long"},
          {"name": "finishTime", "type": "long"},
          {"name": "hostname", "type": "string"},
          {"name": "state", "type": "string"},
          {"name": "counters", "type": "JhCounters"}
      ]
     },

     {"type": "record", "name": "ReduceAttemptFinished",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "attemptId", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "taskStatus", "type": "string"},
          {"name": "shuffleFinishTime", "type": "long"},
          {"name": "sortFinishTime", "type": "long"},
          {"name": "finishTime", "type": "long"},
          {"name": "hostname", "type": "string"},
          {"name": "state", "type": "string"},
          {"name": "counters", "type": "JhCounters"}
      ]
     },

     {"type": "record", "name": "TaskAttemptFinished",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "attemptId", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "taskStatus", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "hostname", "type": "string"},
          {"name": "state", "type": "string"},
          {"name": "counters", "type": "JhCounters"}
      ]
     },

     {"type": "record", "name": "TaskAttemptStarted",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "attemptId", "type": "string"},
          {"name": "startTime", "type": "long"},
          {"name": "trackerName", "type": "string"},
          {"name": "httpPort", "type": "int"}
      ]
     },

     {"type": "record", "name": "TaskAttemptUnsuccessfulCompletion",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "attemptId", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "hostname", "type": "string"},
          {"name": "status", "type": "string"},
          {"name": "error", "type": "string"}
      ]
     },

     {"type": "record", "name": "TaskFailed",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "error", "type": "string"},
          {"name": "failedDueToAttempt", "type": ["null", "string"] },
          {"name": "status", "type": "string"}
      ]
     },

     {"type": "record", "name": "TaskFinished",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "finishTime", "type": "long"},
          {"name": "status", "type": "string"},
          {"name": "counters", "type": "JhCounters"}
      ]
     },

     {"type": "record", "name": "TaskStarted",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "taskType", "type": "string"},
          {"name": "startTime", "type": "long"},
          {"name": "splitLocations", "type": "string"}
      ]
     },

     {"type": "record", "name": "TaskUpdated",
      "fields": [
          {"name": "taskid", "type": "string"},
          {"name": "finishTime", "type": "long"}
      ]
     },

     {"type": "enum", "name": "EventType",
      "symbols": [
          "JOB_SUBMITTED",
          "JOB_INITED",
          "JOB_FINISHED",
          "JOB_PRIORITY_CHANGED",
          "JOB_STATUS_CHANGED",
          "JOB_FAILED",
          "JOB_KILLED",
          "JOB_INFO_CHANGED",
          "TASK_STARTED",
          "TASK_FINISHED",
          "TASK_FAILED",
          "TASK_UPDATED",
          "MAP_ATTEMPT_STARTED",
          "MAP_ATTEMPT_FINISHED",
          "MAP_ATTEMPT_FAILED",
          "MAP_ATTEMPT_KILLED",
          "REDUCE_ATTEMPT_STARTED",
          "REDUCE_ATTEMPT_FINISHED",
          "REDUCE_ATTEMPT_FAILED",
          "REDUCE_ATTEMPT_KILLED",
          "SETUP_ATTEMPT_STARTED",
          "SETUP_ATTEMPT_FINISHED",
          "SETUP_ATTEMPT_FAILED",
          "SETUP_ATTEMPT_KILLED",
          "CLEANUP_ATTEMPT_STARTED",
          "CLEANUP_ATTEMPT_FINISHED",
          "CLEANUP_ATTEMPT_FAILED",
          "CLEANUP_ATTEMPT_KILLED"
          ]
     },

     {"type": "record", "name": "Event",
      "fields": [
          {"name": "type", "type": "EventType"},
          {"name": "event",
           "type": [
               "JobFinished",
               "JobInfoChange",
               "JobInited",
               "JobPriorityChange",
               "JobStatusChanged",
               "JobSubmitted",
               "JobUnsuccessfulCompletion",
               "MapAttemptFinished",
               "ReduceAttemptFinished",
               "TaskAttemptFinished",
               "TaskAttemptStarted",
               "TaskAttemptUnsuccessfulCompletion",
               "TaskFailed",
               "TaskFinished",
               "TaskStarted",
               "TaskUpdated"
               ]
          }
      ]
     }

 ],

 "messages": {}
}