def _update_task(self, appname, server, why):
"""Creates/updates application task with the new placement."""
# Servers in the cell have full control over task node.
if self.app_events_dir:
if server:
trace.post(
self.app_events_dir,
app_events.ScheduledTraceEvent(instanceid=appname,
where=server,
why=why))
else:
trace.post(
self.app_events_dir,
app_events.PendingTraceEvent(instanceid=appname, why=why))
def test_pending(self, stdout_mock):
"""Test printing Pending event.
"""
event = events.PendingTraceEvent(why='created',
timestamp=2,
source='tests',
instanceid='proid.foo#123',
payload={'foo': 'bar'})
self.trace_printer.process(event)
self.assertEqual(
stdout_mock.getvalue(), 'Thu, 01 Jan 1970 00:00:02+0000 - '
'proid.foo#123 pending: created\n')
def test_pending(self):
"""Pending event operations.
"""
event = events.PendingTraceEvent(
why='created',
timestamp=2,
source='tests',
instanceid='proid.foo#123',
payload={'foo': 'bar'}
)
self.assertEqual(
event.to_dict(),
{
'event_type': 'pending',
'timestamp': 2,
'source': 'tests',
'instanceid': 'proid.foo#123',
'payload': {'foo': 'bar'},
'why': 'created',
}
)
self.assertEqual(
event.to_data(),
(
2,
'tests',
'proid.foo#123',
'pending',
'created',
{'foo': 'bar'},
)
)
self.assertEqual(
event,
events.PendingTraceEvent.from_data(
timestamp=2,
source='tests',
instanceid='proid.foo#123',
event_type='pending',
event_data='created',
payload={'foo': 'bar'}
)
)
def create_apps(zkclient, app_id, app, count, created_by=None):
"""Schedules new apps."""
instance_ids = []
acl = zkclient.make_servers_acl()
for _idx in range(0, count):
node_path = zkutils.put(zkclient,
_app_node(app_id, existing=False),
app,
sequence=True,
acl=[acl])
instance_id = os.path.basename(node_path)
instance_ids.append(instance_id)
trace.post_zk(
zkclient,
app_events.PendingTraceEvent(
instanceid=instance_id,
why='%s:created' % created_by if created_by else 'created',
payload=''))
return instance_ids
def test_post(self):
"""Test trace.post."""
# Disable W0212(protected-access)
# pylint: disable=W0212
zkclient_mock = mock.Mock()
zkclient_mock.get_children.return_value = []
publisher = events_publisher.EventsPublisher(
zkclient_mock,
app_events_dir=self.app_events_dir,
server_events_dir=self.server_events_dir
)
trace.post(
self.app_events_dir,
app_events.PendingTraceEvent(
instanceid='foo.bar#123',
why='created',
)
)
path = os.path.join(
self.app_events_dir, '100,foo.bar#123,pending,created'
)
self.assertTrue(os.path.exists(path))
publisher._on_created(path, app_zk.publish)
zkclient_mock.create.assert_called_once_with(
'/trace/007B/foo.bar#123,100,baz,pending,created',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post(
self.app_events_dir,
app_events.PendingDeleteTraceEvent(
instanceid='foo.bar#123',
why='deleted'
)
)
path = os.path.join(
self.app_events_dir, '100,foo.bar#123,pending_delete,deleted'
)
self.assertTrue(os.path.exists(path))
publisher._on_created(path, app_zk.publish)
zkclient_mock.create.assert_called_once_with(
'/trace/007B/foo.bar#123,100,baz,pending_delete,deleted',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post(
self.app_events_dir,
app_events.AbortedTraceEvent(
instanceid='foo.bar#123',
why='test'
)
)
path = os.path.join(
self.app_events_dir, '100,foo.bar#123,aborted,test'
)
self.assertTrue(os.path.exists(path))
publisher._on_created(path, app_zk.publish)
self.assertEqual(zkclient_mock.create.call_args_list, [
mock.call(
'/trace/007B/foo.bar#123,100,baz,aborted,test',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
),
mock.call(
'/finished/foo.bar#123',
json.dumps({
'data': 'test',
'host': 'baz',
'state': 'aborted',
'when': '100'
}, sort_keys=True).encode(),
makepath=True,
ephemeral=False,
acl=mock.ANY,
sequence=False
)
])
zkclient_mock.reset_mock()
trace.post(
self.server_events_dir,
server_events.ServerStateTraceEvent(
servername='test.xx.com',
state='up'
)
)
path = os.path.join(
self.server_events_dir, '100,test.xx.com,server_state,up'
)
self.assertTrue(os.path.exists(path))
publisher._on_created(path, server_zk.publish)
zkclient_mock.create.assert_called_once_with(
'/server-trace/005D/test.xx.com,100,baz,server_state,up',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post(
self.server_events_dir,
server_events.ServerBlackoutTraceEvent(
servername='test.xx.com'
)
)
path = os.path.join(
self.server_events_dir, '100,test.xx.com,server_blackout,'
)
self.assertTrue(os.path.exists(path))
publisher._on_created(path, server_zk.publish)
zkclient_mock.create.assert_called_once_with(
'/server-trace/005D/test.xx.com,100,baz,server_blackout,',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
def test_post_zk(self):
"""Test trace.post_zk."""
zkclient_mock = mock.Mock()
zkclient_mock.get_children.return_value = []
trace.post_zk(
zkclient_mock,
app_events.PendingTraceEvent(
instanceid='foo.bar#123',
why='created',
payload=''
)
)
zkclient_mock.create.assert_called_once_with(
'/trace/007B/foo.bar#123,100,baz,pending,created',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post_zk(
zkclient_mock,
app_events.PendingDeleteTraceEvent(
instanceid='foo.bar#123',
why='deleted'
)
)
zkclient_mock.create.assert_called_once_with(
'/trace/007B/foo.bar#123,100,baz,pending_delete,deleted',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post_zk(
zkclient_mock,
app_events.AbortedTraceEvent(
instanceid='foo.bar#123',
why='test'
)
)
zkclient_mock.create.assert_has_calls([
mock.call(
'/trace/007B/foo.bar#123,100,baz,aborted,test',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
),
mock.call(
'/finished/foo.bar#123',
json.dumps({
'data': 'test',
'state': 'aborted',
'when': '100',
'host': 'baz'
}, sort_keys=True).encode(),
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
])
zkclient_mock.reset_mock()
trace.post_zk(
zkclient_mock,
server_events.ServerStateTraceEvent(
servername='test.xx.com',
state='up'
)
)
zkclient_mock.create.assert_called_once_with(
'/server-trace/005D/test.xx.com,100,baz,server_state,up',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
zkclient_mock.reset_mock()
trace.post_zk(
zkclient_mock,
server_events.ServerBlackoutTraceEvent(
servername='test.xx.com'
)
)
zkclient_mock.create.assert_called_once_with(
'/server-trace/005D/test.xx.com,100,baz,server_blackout,',
b'',
ephemeral=False, makepath=True, sequence=False,
acl=mock.ANY
)
