3 from __future__ import absolute_import, print_function
10 import arvnodeman.daemon as nmdaemon
11 from . import testutil
13 class NodeManagerDaemonActorTestCase(testutil.ActorTestMixin,
15 def make_daemon(self, cloud_nodes=[], arvados_nodes=[], want_sizes=[]):
16 for name in ['cloud_nodes', 'arvados_nodes', 'server_wishlist']:
17 setattr(self, name + '_poller', mock.MagicMock(name=name + '_mock'))
18 self.arv_factory = mock.MagicMock(name='arvados_mock')
19 self.cloud_factory = mock.MagicMock(name='cloud_mock')
20 self.cloud_factory().node_start_time.return_value = time.time()
21 self.cloud_updates = mock.MagicMock(name='updates_mock')
22 self.timer = testutil.MockTimer()
23 self.node_factory = mock.MagicMock(name='factory_mock')
24 self.node_setup = mock.MagicMock(name='setup_mock')
25 self.node_shutdown = mock.MagicMock(name='shutdown_mock')
26 self.daemon = nmdaemon.NodeManagerDaemonActor.start(
27 self.server_wishlist_poller, self.arvados_nodes_poller,
28 self.cloud_nodes_poller, self.cloud_updates, self.timer,
29 self.arv_factory, self.cloud_factory,
30 [54, 5, 1], 8, 600, 3600,
31 self.node_setup, self.node_shutdown, self.node_factory).proxy()
32 if cloud_nodes is not None:
33 self.daemon.update_cloud_nodes(cloud_nodes)
34 if arvados_nodes is not None:
35 self.daemon.update_arvados_nodes(arvados_nodes)
36 if want_sizes is not None:
37 self.daemon.update_server_wishlist(want_sizes)
39 def test_easy_node_creation(self):
40 size = testutil.MockSize(1)
41 self.make_daemon(want_sizes=[size])
42 self.wait_for_call(self.node_setup.start)
44 def test_node_pairing(self):
45 cloud_node = testutil.cloud_node_mock(1)
46 arv_node = testutil.arvados_node_mock(1)
47 self.make_daemon([cloud_node], [arv_node])
48 self.wait_for_call(self.node_factory.start)
49 pair_func = self.node_factory.start().proxy().offer_arvados_pair
50 self.wait_for_call(pair_func)
51 pair_func.assert_called_with(arv_node)
53 def test_node_pairing_after_arvados_update(self):
54 cloud_node = testutil.cloud_node_mock(2)
55 arv_node = testutil.arvados_node_mock(2, ip_address=None)
56 self.make_daemon([cloud_node], None)
57 pair_func = self.node_factory.start().proxy().offer_arvados_pair
58 pair_func().get.return_value = None
59 self.daemon.update_arvados_nodes([arv_node]).get(self.TIMEOUT)
60 pair_func.assert_called_with(arv_node)
62 pair_func().get.return_value = cloud_node.id
63 pair_func.reset_mock()
64 arv_node = testutil.arvados_node_mock(2)
65 self.daemon.update_arvados_nodes([arv_node]).get(self.TIMEOUT)
66 pair_func.assert_called_with(arv_node)
68 def test_old_arvados_node_not_double_assigned(self):
69 arv_node = testutil.arvados_node_mock(3, age=9000)
70 size = testutil.MockSize(3)
71 self.make_daemon(arvados_nodes=[arv_node], want_sizes=[size, size])
72 node_starter = self.node_setup.start
73 deadline = time.time() + self.TIMEOUT
74 while (time.time() < deadline) and (node_starter.call_count < 2):
76 self.assertEqual(2, node_starter.call_count)
77 used_nodes = [call[1].get('arvados_node')
78 for call in node_starter.call_args_list]
79 self.assertIn(arv_node, used_nodes)
80 self.assertIn(None, used_nodes)
82 def test_node_count_satisfied(self):
83 self.make_daemon([testutil.cloud_node_mock()])
84 self.daemon.update_server_wishlist(
85 [testutil.MockSize(1)]).get(self.TIMEOUT)
86 self.assertFalse(self.node_setup.called)
88 def test_booting_nodes_counted(self):
89 cloud_node = testutil.cloud_node_mock(1)
90 arv_node = testutil.arvados_node_mock(1)
91 server_wishlist = [testutil.MockSize(1)] * 2
92 self.make_daemon([cloud_node], [arv_node], server_wishlist)
93 self.wait_for_call(self.node_setup.start)
94 self.node_setup.reset_mock()
95 self.daemon.update_server_wishlist(server_wishlist).get(self.TIMEOUT)
96 self.assertFalse(self.node_setup.called)
98 def test_no_duplication_when_booting_node_listed_fast(self):
99 # Test that we don't start two ComputeNodeMonitorActors when
100 # we learn about a booting node through a listing before we
101 # get the "node up" message from CloudNodeSetupActor.
102 cloud_node = testutil.cloud_node_mock(1)
103 self.make_daemon(want_sizes=[testutil.MockSize(1)])
104 self.wait_for_call(self.node_setup.start)
105 setup = mock.MagicMock(name='setup_node_mock')
106 setup.actor_ref = self.node_setup.start().proxy().actor_ref
107 setup.cloud_node.get.return_value = cloud_node
108 setup.arvados_node.get.return_value = testutil.arvados_node_mock(1)
109 self.daemon.update_cloud_nodes([cloud_node])
110 self.wait_for_call(self.node_factory.start)
111 self.node_factory.reset_mock()
112 self.daemon.node_up(setup).get(self.TIMEOUT)
113 self.assertFalse(self.node_factory.start.called)
115 def test_booting_nodes_shut_down(self):
116 self.make_daemon(want_sizes=[testutil.MockSize(1)])
117 self.wait_for_call(self.node_setup.start)
118 self.daemon.update_server_wishlist([])
120 self.node_setup.start().proxy().stop_if_no_cloud_node)
122 def test_shutdown_declined_at_wishlist_capacity(self):
123 cloud_node = testutil.cloud_node_mock(1)
124 size = testutil.MockSize(1)
125 self.make_daemon(cloud_nodes=[cloud_node], want_sizes=[size])
126 node_actor = self.node_factory().proxy()
127 self.daemon.node_can_shutdown(node_actor).get(self.TIMEOUT)
128 self.assertFalse(node_actor.shutdown.called)
130 def test_shutdown_accepted_below_capacity(self):
131 self.make_daemon(cloud_nodes=[testutil.cloud_node_mock()])
132 node_actor = self.node_factory().proxy()
133 self.daemon.node_can_shutdown(node_actor)
134 self.wait_for_call(self.node_shutdown.start)
136 def test_clean_shutdown_waits_for_node_setup_finish(self):
137 self.make_daemon(want_sizes=[testutil.MockSize(1)])
138 self.wait_for_call(self.node_setup.start)
139 new_node = self.node_setup.start().proxy()
140 self.daemon.shutdown()
141 self.wait_for_call(new_node.stop_if_no_cloud_node)
142 self.daemon.node_up(new_node)
143 self.wait_for_call(new_node.stop)
145 self.daemon.actor_ref.actor_stopped.wait(self.TIMEOUT))
147 def test_wishlist_ignored_after_shutdown(self):
148 size = testutil.MockSize(2)
149 self.make_daemon(want_sizes=[size])
150 node_starter = self.node_setup.start
151 self.wait_for_call(node_starter)
152 node_starter.reset_mock()
153 self.daemon.shutdown()
154 self.daemon.update_server_wishlist([size] * 2).get(self.TIMEOUT)
155 # Send another message and wait for a response, to make sure all
156 # internal messages generated by the wishlist update are processed.
157 self.daemon.update_server_wishlist([size] * 2).get(self.TIMEOUT)
158 self.assertFalse(node_starter.called)