Esempio n. 1
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def test__in_place_kill_job_release_host():
    job1 = StatelessJob(
        job_file="test_stateless_job_spec.yaml",
    )
    job1.create()
    job1.wait_for_state(goal_state="RUNNING")

    job2 = StatelessJob(
        job_file="test_stateless_job_spec.yaml",
    )
    job2.create()
    job2.wait_for_state(goal_state="RUNNING")

    update1 = StatelessUpdate(job1,
                              updated_job_file=UPDATE_STATELESS_JOB_SPEC,
                              batch_size=0)
    update1.create(in_place=True)
    # stop the update
    job1.stop()

    update2 = StatelessUpdate(job2,
                              updated_job_file=UPDATE_STATELESS_JOB_SPEC,
                              batch_size=0)
    update2.create()

    # both updates should complete
    update1.wait_for_state(goal_state="SUCCEEDED")
    update2.wait_for_state(goal_state="SUCCEEDED")
Esempio n. 2
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def test__placement_exclusive_job(exclusive_host):
    excl_constraint = pod_pb2.Constraint(
        type=1,  # Label constraint
        label_constraint=pod_pb2.LabelConstraint(
            kind=2,  # Host
            condition=2,  # Equal
            requirement=1,
            label=peloton_pb2_v1alpha.Label(key="peloton/exclusive",
                                            value="exclusive-test-label"),
        ),
    )
    # We have 1 exclusive host and 2 non-exclusive hosts. Set number of
    # instances to be a few more than what can run simulatenously on
    # a single exclusive host
    job = StatelessJob(job_file="test_stateless_job_cpus_large_spec.yaml")
    job.job_spec.default_spec.constraint.CopyFrom(excl_constraint)
    job.job_spec.instance_count = 6
    job.create()
    job.wait_for_state(goal_state="RUNNING")
    job.wait_for_all_pods_running(num_pods=4)

    job.stop()
    job.wait_for_terminated()

    # check that all of them ran on exclusive host
    pod_summaries = job.list_pods()
    for s in pod_summaries:
        if s.status.host:
            assert "exclusive" in s.status.host
Esempio n. 3
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def stop_jobs(client):
    '''
    Calls peloton API to terminate all batch jobs and stateless jobs
    '''
    # obtain a list of jobs from all resource pools and terminate them
    jobs = list_jobs()
    for job in jobs:
        job = StatelessJob(client=client, job_id=job.job_id.value)
        job.config.max_retry_attempts = 100
        job.stop()
        job.wait_for_terminated()
Esempio n. 4
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def test__kill_sla_violated_job():
    """
    1. Create a stateless job(instance_count=5) with host-limit-1 constraint and
       MaximumUnavailableInstances=1. Since there are only 3 UP hosts, 2 of
       the instances will not get placed (hence unavailable).
    2. Kill job and wait for the job to reach KILLED state
    """
    job = StatelessJob(job_file="test_stateless_job_spec_sla.yaml", )
    job.job_spec.instance_count = 5
    job.create()
    job.wait_for_all_pods_running(num_pods=3)

    job.stop()
    job.wait_for_state(goal_state='KILLED')
Esempio n. 5
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def test__delete_job_bad_version():
    job = StatelessJob()
    job.create()
    job.wait_for_state(goal_state="RUNNING")

    job.stop()
    job.wait_for_state(goal_state="KILLED")

    try:
        job.delete(entity_version="1-2-3")
    except grpc.RpcError as e:
        assert e.code() == grpc.StatusCode.ABORTED
        assert INVALID_ENTITY_VERSION_ERR_MESSAGE in e.details()
        return
    raise Exception("entity version mismatch error not received")
Esempio n. 6
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def test__restart_killed_job():
    job = StatelessJob(job_file="test_stateless_job_spec_k8s.yaml")
    job.create()
    job.wait_for_state(goal_state="RUNNING")
    old_pod_infos = job.query_pods()

    job.stop()
    job.wait_for_state(goal_state="KILLED")

    job.restart(in_place=False)

    job.wait_for_all_pods_running()

    new_pod_infos = job.query_pods()
    assert_pod_id_changed(old_pod_infos, new_pod_infos)
Esempio n. 7
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def test_update_killed_job(in_place):
    job = StatelessJob(job_file=UPDATE_STATELESS_JOB_ADD_INSTANCES_SPEC)
    job.create()
    job.wait_for_state(goal_state="RUNNING")

    job.stop()
    job.wait_for_state(goal_state="KILLED")

    update = StatelessUpdate(
        job,
        updated_job_file=UPDATE_STATELESS_JOB_UPDATE_REDUCE_INSTANCES_SPEC)
    update.create(in_place=in_place)
    update.wait_for_state(goal_state="SUCCEEDED")

    assert job.get_spec().instance_count == 3
    assert job.get_status().state == stateless_pb2.JOB_STATE_KILLED
Esempio n. 8
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def test__delete_killed_job():
    job = StatelessJob()
    job.create()
    job.wait_for_state(goal_state="RUNNING")

    job.stop()
    job.wait_for_state(goal_state="KILLED")

    job.delete()
    time.sleep(10)

    try:
        job.get_job()
    except grpc.RpcError as e:
        assert e.code() == grpc.StatusCode.NOT_FOUND
        return
    raise Exception("job not found error not received")
Esempio n. 9
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def test__placement_non_exclusive_job(exclusive_host):
    # We have 1 exclusive host and 2 non-exclusive hosts. Set number of
    # instances to be a few more than what can run simulatenously
    # on 2 non-exclusive hosts
    job = StatelessJob(job_file="test_stateless_job_cpus_large_spec.yaml")
    job.job_spec.instance_count = 10
    job.create()
    job.wait_for_state(goal_state="RUNNING")
    job.wait_for_all_pods_running(num_pods=5)

    job.stop()
    job.wait_for_terminated()

    # check that none of them ran on exclusive host
    pod_summaries = job.list_pods()
    for s in pod_summaries:
        if s.status.host:
            assert "exclusive" not in s.status.host
Esempio n. 10
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def test_stop_running_job_with_active_update_remove_instances(in_place):
    stateless_job = StatelessJob(
        job_file=UPDATE_STATELESS_JOB_ADD_INSTANCES_SPEC)
    stateless_job.create()
    stateless_job.wait_for_state(goal_state="RUNNING")
    assert len(stateless_job.query_pods()) == 5

    update = StatelessUpdate(
        stateless_job,
        updated_job_file=UPDATE_STATELESS_JOB_UPDATE_REDUCE_INSTANCES_SPEC,
        batch_size=1,
    )
    update.create(in_place=in_place)
    update.wait_for_state(goal_state="ROLLING_FORWARD")

    stateless_job.stop()
    update.wait_for_state(goal_state="SUCCEEDED")
    assert stateless_job.get_spec().instance_count == 3
Esempio n. 11
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def test__revocable_job_slack_limit():
    revocable_job = StatelessJob(
        job_file="test_stateless_job_revocable_slack_limit_spec.yaml")
    revocable_job.create()
    revocable_job.wait_for_state(goal_state="RUNNING")

    # 2 tasks are running out of 3
    def partial_tasks_running():
        count = 0
        for pod_id in range(0, revocable_job.job_spec.instance_count):
            pod_state = revocable_job.get_pod(pod_id).get_pod_status().state
            if pod_state == pod.POD_STATE_RUNNING:
                count += 1
        return count == 2

    revocable_job.wait_for_condition(partial_tasks_running)

    # cleanup job from jobmgr
    revocable_job.stop()
    revocable_job.wait_for_terminated()
Esempio n. 12
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def test__create_revocable_job():
    revocable_job1 = StatelessJob(
        job_file="test_stateless_job_revocable_spec.yaml")
    revocable_job1.create()
    revocable_job1.wait_for_state(goal_state="RUNNING")
    revocable_job1.wait_for_all_pods_running()

    revocable_job2 = StatelessJob(
        job_file="test_stateless_job_revocable_spec.yaml")
    revocable_job2.create()
    revocable_job2.wait_for_state(goal_state="RUNNING")
    revocable_job2.wait_for_all_pods_running()

    non_revocable_job = StatelessJob(
        job_file="test_stateless_job_cpus_large_spec.yaml")
    non_revocable_job.create()
    non_revocable_job.wait_for_state(goal_state="RUNNING")
    non_revocable_job.wait_for_all_pods_running()

    # cleanup jobs from jobmgr
    revocable_job1.stop()
    revocable_job2.stop()
    non_revocable_job.stop()
    revocable_job1.wait_for_terminated()
    revocable_job2.wait_for_terminated()
    non_revocable_job.wait_for_terminated()
Esempio n. 13
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def test__revocable_tasks_move_to_revocable_queue():
    revocable_job1 = StatelessJob(job_file='test_stateless_job_revocable_spec.yaml')
    revocable_job1.create()
    revocable_job1.wait_for_state(goal_state='RUNNING')
    revocable_job1.wait_for_all_pods_running()

    # 1 task is running out of 3
    def partial_tasks_running():
        count = 0
        for pod_id in range(0, revocable_job2.job_spec.instance_count):
            pod_state = revocable_job2.get_pod(pod_id).get_pod_status().state
            if pod_state == pod.POD_STATE_RUNNING:
                count += 1
        return count == 1

    revocable_job2 = StatelessJob(
        job_file='test_stateless_job_revocable_slack_limit_spec.yaml')
    revocable_job2.create()

    # sleep for 5 seconds to make sure job has enough time
    time.sleep(5)
    revocable_job2.wait_for_condition(partial_tasks_running)

    non_revocable_job = StatelessJob(job_file='test_stateless_job_spec.yaml')
    non_revocable_job.create()
    non_revocable_job.wait_for_state('RUNNING')
    non_revocable_job.wait_for_all_pods_running()

    # cleanup jobs from jobmgr
    revocable_job1.stop()
    revocable_job2.stop()
    non_revocable_job.stop()
    revocable_job1.wait_for_terminated()
    revocable_job2.wait_for_terminated()
    non_revocable_job.wait_for_terminated()
Esempio n. 14
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def test__stop_nonrevocable_job_to_free_resources_for_revocable_job():
    non_revocable_job1 = StatelessJob(
        job_file="test_stateless_job_memory_large_spec.yaml"
    )
    non_revocable_job1.create()
    non_revocable_job1.wait_for_state("RUNNING")

    non_revocable_job2 = StatelessJob(
        job_file="test_stateless_preemptible_job_memory_large_spec.yaml"
    )
    non_revocable_job2.create()
    non_revocable_job2.wait_for_state("RUNNING")

    non_revocable_job1.wait_for_all_pods_running()
    non_revocable_job2.wait_for_all_pods_running()

    revocable_job = StatelessJob(
        job_file="test_stateless_job_revocable_spec.yaml"
    )
    revocable_job.create()

    # no tasks should be running
    def no_task_running():
        count = 0
        for pod_id in range(0, revocable_job.job_spec.instance_count):
            pod_state = revocable_job.get_pod(pod_id).get_pod_status().state
            if pod_state == pod.POD_STATE_RUNNING:
                count += 1
        return count == 0

    # give job 5 seconds to run, even after that no tasks should be running
    time.sleep(5)
    revocable_job.wait_for_condition(no_task_running)

    # stop non_revocable job to free up resources for revocable job
    non_revocable_job2.stop()
    non_revocable_job2.wait_for_terminated()

    # After non_revocable job is killed, all revocable tasks should be running
    revocable_job.wait_for_all_pods_running()

    # cleanup jobs from jobmgr
    non_revocable_job1.stop()
    revocable_job.stop()
    non_revocable_job1.wait_for_terminated()
    revocable_job.wait_for_terminated()
Esempio n. 15
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def test__preempt_revocable_job_to_run_non_revocable_job():
    non_revocable_job1 = StatelessJob(
        job_file="test_stateless_preemptible_job_memory_large_spec.yaml"
    )
    non_revocable_job1.create()
    non_revocable_job1.wait_for_state(goal_state="RUNNING")
    non_revocable_job1.wait_for_all_pods_running()

    revocable_job = StatelessJob(
        job_file="test_stateless_job_revocable_spec.yaml"
    )
    revocable_job.create()
    revocable_job.wait_for_state(goal_state="RUNNING")
    revocable_job.wait_for_all_pods_running()

    # launch second non-revocable job which will pre-empt revocable job
    non_revocable_job2 = StatelessJob(
        job_file="test_stateless_job_memory_large_spec.yaml"
    )
    non_revocable_job2.create()
    non_revocable_job2.wait_for_state(goal_state="RUNNING")
    non_revocable_job2.wait_for_all_pods_running()

    # no revocable job tasks should be running
    def zero_tasks_running():
        count = 0
        for pod_id in range(0, revocable_job.job_spec.instance_count):
            pod_state = revocable_job.get_pod(pod_id).get_pod_status().state
            if pod_state == pod.POD_STATE_RUNNING:
                count += 1
        return count == 0

    revocable_job.wait_for_condition(zero_tasks_running)

    revocable_job.stop()
    non_revocable_job1.stop()
    non_revocable_job2.stop()
    revocable_job.wait_for_terminated()
    non_revocable_job1.wait_for_terminated()
    non_revocable_job2.wait_for_terminated()