from __future__ import absolute_import, print_function
import subprocess
+import time
import unittest
import mock
import arvnodeman.computenode.dispatch.slurm as slurm_dispatch
from . import testutil
-from .test_computenode_dispatch import ComputeNodeShutdownActorMixin
+from .test_computenode_dispatch import ComputeNodeShutdownActorMixin, ComputeNodeUpdateActorTestCase
@mock.patch('subprocess.check_output')
class SLURMComputeNodeShutdownActorTestCase(ComputeNodeShutdownActorMixin,
for s in args:
self.assertIn(s, slurm_cmd)
- def check_success_after_reset(self, proc_mock):
+ def check_success_after_reset(self, proc_mock, end_state='drain\n'):
self.make_mocks(arvados_node=testutil.arvados_node_mock(63))
self.make_actor()
self.check_success_flag(None, 0)
self.check_success_flag(None, 0)
# Order is critical here: if the mock gets called when no return value
# or side effect is set, we may invoke a real subprocess.
- proc_mock.return_value = 'drain\n'
+ proc_mock.return_value = end_state
proc_mock.side_effect = None
self.check_success_flag(True, 3)
- self.check_slurm_got_args(proc_mock, 'compute63')
+ self.check_slurm_got_args(proc_mock, 'NodeName=compute63')
- def test_wait_for_drained_state(self, proc_mock):
- proc_mock.return_value = 'drng\n'
- self.check_success_after_reset(proc_mock)
+ def make_wait_state_test(start_state='drng\n', end_state='drain\n'):
+ def test(self, proc_mock):
+ proc_mock.return_value = start_state
+ self.check_success_after_reset(proc_mock, end_state)
+ return test
+
+ for wait_state in ['alloc\n', 'drng\n']:
+ locals()['test_wait_while_' + wait_state.strip()
+ ] = make_wait_state_test(start_state=wait_state)
+
+ for end_state in ['idle*\n', 'down\n', 'down*\n', 'drain\n', 'fail\n']:
+ locals()['test_wait_until_' + end_state.strip()
+ ] = make_wait_state_test(end_state=end_state)
def test_retry_failed_slurm_calls(self, proc_mock):
proc_mock.side_effect = subprocess.CalledProcessError(1, ["mock"])
def test_slurm_bypassed_when_no_arvados_node(self, proc_mock):
# Test we correctly handle a node that failed to bootstrap.
- proc_mock.return_value = 'idle\n'
- self.make_actor()
+ proc_mock.return_value = 'down\n'
+ self.make_actor(start_time=0)
self.check_success_flag(True)
self.assertFalse(proc_mock.called)
- def test_node_undrained_when_shutdown_window_closes(self, proc_mock):
- proc_mock.return_value = 'alloc\n'
+ def test_node_undrained_when_shutdown_cancelled(self, proc_mock):
+ try:
+ proc_mock.side_effect = iter(['', 'drng\n', 'drng\n', ''])
+ self.make_mocks(arvados_node=testutil.arvados_node_mock(job_uuid=True))
+ self.timer = testutil.MockTimer(False)
+ self.make_actor()
+ self.busywait(lambda: proc_mock.call_args is not None)
+ self.shutdown_actor.cancel_shutdown("test").get(self.TIMEOUT)
+ self.check_success_flag(False, 2)
+ self.assertEqual(proc_mock.call_args_list,
+ [mock.call(['scontrol', 'update', 'NodeName=compute99', 'State=DRAIN', 'Reason=Node Manager shutdown']),
+ mock.call(['sinfo', '--noheader', '-o', '%t', '-n', 'compute99']),
+ mock.call(['sinfo', '--noheader', '-o', '%t', '-n', 'compute99']),
+ mock.call(['scontrol', 'update', 'NodeName=compute99', 'State=RESUME'])])
+ finally:
+ self.shutdown_actor.actor_ref.stop()
+
+ def test_cancel_shutdown_retry(self, proc_mock):
+ proc_mock.side_effect = iter([OSError, 'drain\n', OSError, 'idle\n', 'idle\n'])
self.make_mocks(arvados_node=testutil.arvados_node_mock(job_uuid=True))
self.make_actor()
self.check_success_flag(False, 2)
- self.check_slurm_got_args(proc_mock, 'NodeName=compute99',
- 'State=RESUME')
+
+ def test_issue_slurm_drain_retry(self, proc_mock):
+ proc_mock.side_effect = iter([OSError, '', OSError, 'drng\n'])
+ self.check_success_after_reset(proc_mock)
+
+ def test_arvados_node_cleaned_after_shutdown(self, proc_mock):
+ proc_mock.return_value = 'drain\n'
+ super(SLURMComputeNodeShutdownActorTestCase,
+ self).test_arvados_node_cleaned_after_shutdown()
+
+ def test_cancellable_shutdown(self, proc_mock):
+ proc_mock.return_value = 'other\n'
+ super(SLURMComputeNodeShutdownActorTestCase,
+ self).test_cancellable_shutdown()
+
+ def test_uncancellable_shutdown(self, proc_mock):
+ proc_mock.return_value = 'other\n'
+ super(SLURMComputeNodeShutdownActorTestCase,
+ self).test_uncancellable_shutdown()
+
+@mock.patch('subprocess.check_output')
+class SLURMComputeNodeUpdateActorTestCase(ComputeNodeUpdateActorTestCase):
+ ACTOR_CLASS = slurm_dispatch.ComputeNodeUpdateActor
+
+ def test_update_node_weight(self, check_output):
+ self.make_actor()
+ cloud_node = testutil.cloud_node_mock()
+ arv_node = testutil.arvados_node_mock()
+ self.updater.sync_node(cloud_node, arv_node).get(self.TIMEOUT)
+ check_output.assert_called_with(['scontrol', 'update', 'NodeName=compute99', 'Weight=99000'])