/// <exception cref="System.IO.IOException"/>
public virtual KillTaskResponse KillTask(KillTaskRequest request)
{
MRServiceProtos.KillTaskRequestProto requestProto = ((KillTaskRequestPBImpl)request
).GetProto();
try
{
return(new KillTaskResponsePBImpl(proxy.KillTask(null, requestProto)));
}
catch (ServiceException e)
{
throw UnwrapAndThrowException(e);
}
}
/// <exception cref="System.IO.IOException"/>
public virtual KillTaskResponse KillTask(KillTaskRequest request)
{
TaskId taskId = request.GetTaskId();
UserGroupInformation callerUGI = UserGroupInformation.GetCurrentUser();
string message = "Kill task " + taskId + " received from " + callerUGI + " at " +
Server.GetRemoteAddress();
MRClientService.Log.Info(message);
this.VerifyAndGetTask(taskId, JobACL.ModifyJob);
this._enclosing.appContext.GetEventHandler().Handle(new TaskEvent(taskId, TaskEventType
.TKill));
KillTaskResponse response = this.recordFactory.NewRecordInstance <KillTaskResponse
>();
return(response);
}
public virtual void TestViewAclOnlyCannotModify()
{
TestMRClientService.MRAppWithClientService app = new TestMRClientService.MRAppWithClientService
(this, 1, 0, false);
Configuration conf = new Configuration();
conf.SetBoolean(MRConfig.MrAclsEnabled, true);
conf.Set(MRJobConfig.JobAclViewJob, "viewonlyuser");
Org.Apache.Hadoop.Mapreduce.V2.App.Job.Job job = app.Submit(conf);
app.WaitForState(job, JobState.Running);
NUnit.Framework.Assert.AreEqual("Num tasks not correct", 1, job.GetTasks().Count);
IEnumerator <Task> it = job.GetTasks().Values.GetEnumerator();
Task task = it.Next();
app.WaitForState(task, TaskState.Running);
TaskAttempt attempt = task.GetAttempts().Values.GetEnumerator().Next();
app.WaitForState(attempt, TaskAttemptState.Running);
UserGroupInformation viewOnlyUser = UserGroupInformation.CreateUserForTesting("viewonlyuser"
, new string[] { });
NUnit.Framework.Assert.IsTrue("viewonlyuser cannot view job", job.CheckAccess(viewOnlyUser
, JobACL.ViewJob));
NUnit.Framework.Assert.IsFalse("viewonlyuser can modify job", job.CheckAccess(viewOnlyUser
, JobACL.ModifyJob));
MRClientProtocol client = viewOnlyUser.DoAs(new _PrivilegedExceptionAction_223(conf
, app));
KillJobRequest killJobRequest = recordFactory.NewRecordInstance <KillJobRequest>();
killJobRequest.SetJobId(app.GetJobId());
try
{
client.KillJob(killJobRequest);
NUnit.Framework.Assert.Fail("viewonlyuser killed job");
}
catch (AccessControlException)
{
}
// pass
KillTaskRequest killTaskRequest = recordFactory.NewRecordInstance <KillTaskRequest
>();
killTaskRequest.SetTaskId(task.GetID());
try
{
client.KillTask(killTaskRequest);
NUnit.Framework.Assert.Fail("viewonlyuser killed task");
}
catch (AccessControlException)
{
}
// pass
KillTaskAttemptRequest killTaskAttemptRequest = recordFactory.NewRecordInstance <KillTaskAttemptRequest
>();
killTaskAttemptRequest.SetTaskAttemptId(attempt.GetID());
try
{
client.KillTaskAttempt(killTaskAttemptRequest);
NUnit.Framework.Assert.Fail("viewonlyuser killed task attempt");
}
catch (AccessControlException)
{
}
// pass
FailTaskAttemptRequest failTaskAttemptRequest = recordFactory.NewRecordInstance <FailTaskAttemptRequest
>();
failTaskAttemptRequest.SetTaskAttemptId(attempt.GetID());
try
{
client.FailTaskAttempt(failTaskAttemptRequest);
NUnit.Framework.Assert.Fail("viewonlyuser killed task attempt");
}
catch (AccessControlException)
{
}
}
/// <exception cref="System.IO.IOException"/>
public virtual KillTaskResponse KillTask(KillTaskRequest request)
{
throw new IOException("Invalid operation on completed job");
}
/// <exception cref="System.IO.IOException"/>
public virtual KillTaskResponse KillTask(KillTaskRequest request)
{
KillTaskResponse resp = recordFactory.NewRecordInstance <KillTaskResponse>();
return(resp);
}
/// <exception cref="System.IO.IOException"/>
public virtual KillTaskResponse KillTask(KillTaskRequest request)
{
return(null);
}
