def prepare_alarms(self):
self.alarms = [
models.Alarm(name='or-alarm',
description='the or alarm',
type='combination',
enabled=True,
user_id='foobar',
project_id='snafu',
alarm_id=str(uuid.uuid4()),
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
time_constraints=[],
rule=dict(
alarm_ids=[
'9cfc3e51-2ff1-4b1d-ac01-c1bd4c6d0d1e',
'1d441595-d069-4e05-95ab-8693ba6a8302'
],
operator='or',
),
severity='critical'),
models.Alarm(name='and-alarm',
description='the and alarm',
type='combination',
enabled=True,
user_id='foobar',
project_id='snafu',
alarm_id=str(uuid.uuid4()),
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
time_constraints=[],
rule=dict(
alarm_ids=[
'b82734f4-9d06-48f3-8a86-fa59a0c99dc8',
'15a700e5-2fe8-4b3d-8c55-9e92831f6a2b'
],
operator='and',
),
severity='critical')
]
def get_alarms(self,
name=None,
user=None,
state=None,
meter=None,
project=None,
enabled=None,
alarm_id=None,
pagination=None):
if pagination:
raise NotImplementedError('Pagination not implemented')
if meter:
raise NotImplementedError('Filter by meter not implemented')
q = hbase_utils.make_query(alarm_id=alarm_id,
name=name,
enabled=enabled,
user_id=user,
project_id=project,
state=state)
with self.conn_pool.connection() as conn:
alarm_table = conn.table(self.ALARM_TABLE)
gen = alarm_table.scan(filter=q)
for ignored, data in gen:
stored_alarm = hbase_utils.deserialize_entry(data)[0]
yield models.Alarm(**stored_alarm)
def get_alarms(self,
name=None,
user=None,
state=None,
meter=None,
project=None,
enabled=None,
alarm_id=None,
pagination=None,
alarm_type=None):
if pagination:
raise ceilometer.NotImplementedError('Pagination not implemented')
if meter:
raise ceilometer.NotImplementedError(
'Filter by meter not implemented')
q = hbase_utils.make_query(alarm_id=alarm_id,
name=name,
enabled=enabled,
user_id=user,
project_id=project,
state=state,
type=alarm_type)
with self.conn_pool.connection() as conn:
alarm_table = conn.table(self.ALARM_TABLE)
gen = alarm_table.scan(filter=q)
alarms = [
hbase_utils.deserialize_entry(data)[0] for ignored, data in gen
]
for alarm in sorted(alarms,
key=operator.itemgetter('timestamp'),
reverse=True):
yield models.Alarm(**alarm)
def _make_alarm(uuid):
return models.Alarm(name='instance_running_hot',
type='threshold',
user_id='foobar',
project_id='snafu',
enabled=True,
description='',
repeat_actions=False,
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
ok_actions=[],
alarm_actions=[],
insufficient_data_actions=[],
alarm_id=uuid,
severity='critical',
time_constraints=[],
rule=dict(
statistic='avg',
comparison_operator='gt',
threshold=80.0,
evaluation_periods=5,
period=60,
query=[],
))
def put(self, data):
"""Modify this alarm.
:param data: an alarm within the request body.
"""
rbac.enforce('change_alarm', pecan.request)
# Ensure alarm exists
alarm_in = self._alarm()
now = timeutils.utcnow()
data.alarm_id = self._id
user, project = rbac.get_limited_to(pecan.request.headers)
if user:
data.user_id = user
elif data.user_id == wtypes.Unset:
data.user_id = alarm_in.user_id
if project:
data.project_id = project
elif data.project_id == wtypes.Unset:
data.project_id = alarm_in.project_id
data.timestamp = now
if alarm_in.state != data.state:
data.state_timestamp = now
else:
data.state_timestamp = alarm_in.state_timestamp
alarm_in.severity = data.severity
# make sure alarms are unique by name per project.
if alarm_in.name != data.name:
alarms = list(
self.conn.get_alarms(name=data.name, project=data.project_id))
if alarms:
raise base.ClientSideError(_("Alarm with name=%s exists") %
data.name,
status_code=409)
ALARMS_RULES[data.type].plugin.update_hook(data)
old_alarm = Alarm.from_db_model(alarm_in).as_dict(alarm_models.Alarm)
updated_alarm = data.as_dict(alarm_models.Alarm)
try:
alarm_in = alarm_models.Alarm(**updated_alarm)
except Exception:
LOG.exception(_("Error while putting alarm: %s") % updated_alarm)
raise base.ClientSideError(_("Alarm incorrect"))
alarm = self.conn.update_alarm(alarm_in)
change = dict(
(k, v) for k, v in updated_alarm.items()
if v != old_alarm[k] and k not in ['timestamp', 'state_timestamp'])
self._record_change(change, now, on_behalf_of=alarm.project_id)
return Alarm.from_db_model(alarm)
def post(self, data):
"""Create a new alarm.
:param data: an alarm within the request body.
"""
rbac.enforce('create_alarm', pecan.request)
conn = pecan.request.alarm_storage_conn
now = timeutils.utcnow()
data.alarm_id = str(uuid.uuid4())
user_limit, project_limit = rbac.get_limited_to(pecan.request.headers)
def _set_ownership(aspect, owner_limitation, header):
attr = '%s_id' % aspect
requested_owner = getattr(data, attr)
explicit_owner = requested_owner != wtypes.Unset
caller = pecan.request.headers.get(header)
if (owner_limitation and explicit_owner
and requested_owner != caller):
raise base.ProjectNotAuthorized(requested_owner, aspect)
actual_owner = (owner_limitation or
requested_owner if explicit_owner else caller)
setattr(data, attr, actual_owner)
_set_ownership('user', user_limit, 'X-User-Id')
_set_ownership('project', project_limit, 'X-Project-Id')
# Check if there's room for one more alarm
if is_over_quota(conn, data.project_id, data.user_id):
raise OverQuota(data)
data.timestamp = now
data.state_timestamp = now
ALARMS_RULES[data.type].plugin.create_hook(data)
data.update_actions()
change = data.as_dict(alarm_models.Alarm)
# make sure alarms are unique by name per project.
alarms = list(conn.get_alarms(name=data.name,
project=data.project_id))
if alarms:
raise base.ClientSideError(
_("Alarm with name='%s' exists") % data.name,
status_code=409)
try:
alarm_in = alarm_models.Alarm(**change)
except Exception:
LOG.exception(_("Error while posting alarm: %s") % change)
raise base.ClientSideError(_("Alarm incorrect"))
alarm = conn.create_alarm(alarm_in)
self._record_creation(conn, change, alarm.alarm_id, now)
return Alarm.from_db_model(alarm)
def update_alarm(self, alarm):
"""Update alarm."""
data = alarm.as_dict()
self.db.alarm.update({'alarm_id': alarm.alarm_id}, {'$set': data},
upsert=True)
stored_alarm = self.db.alarm.find({'alarm_id': alarm.alarm_id})[0]
del stored_alarm['_id']
self._ensure_encapsulated_rule_format(stored_alarm)
self._ensure_time_constraints(stored_alarm)
return models.Alarm(**stored_alarm)
def update_alarm(self, alarm):
"""Create an alarm.
:param alarm: The alarm to create. It is Alarm object, so we need to
call as_dict()
"""
_id = alarm.alarm_id
alarm_to_store = hbase_utils.serialize_entry(alarm.as_dict())
with self.conn_pool.connection() as conn:
alarm_table = conn.table(self.ALARM_TABLE)
alarm_table.put(_id, alarm_to_store)
stored_alarm = hbase_utils.deserialize_entry(
alarm_table.row(_id))[0]
return models.Alarm(**stored_alarm)
def _retrieve_alarms(self, query_filter, orderby, limit):
if limit is not None:
alarms = self.db.alarm.find(query_filter,
limit=limit,
sort=orderby)
else:
alarms = self.db.alarm.find(query_filter, sort=orderby)
for alarm in alarms:
a = {}
a.update(alarm)
del a['_id']
self._ensure_encapsulated_rule_format(a)
self._ensure_time_constraints(a)
yield models.Alarm(**a)
def _row_to_alarm_model(row):
return alarm_api_models.Alarm(
alarm_id=row.alarm_id,
enabled=row.enabled,
type=row.type,
name=row.name,
description=row.description,
timestamp=row.timestamp,
user_id=row.user_id,
project_id=row.project_id,
state=row.state,
state_timestamp=row.state_timestamp,
ok_actions=row.ok_actions,
alarm_actions=row.alarm_actions,
insufficient_data_actions=(row.insufficient_data_actions),
rule=row.rule,
time_constraints=row.time_constraints,
repeat_actions=row.repeat_actions)
def setUp(self):
super(TestQueryAlarmsController, self).setUp()
self.alarm_url = '/query/alarms'
for state in ['ok', 'alarm', 'insufficient data']:
for date in [
datetime.datetime(2013, 1, 1),
datetime.datetime(2013, 2, 2)
]:
for id in [1, 2]:
alarm_id = "-".join([state, date.isoformat(), str(id)])
project_id = "project-id%d" % id
alarm = models.Alarm(name=alarm_id,
type='threshold',
enabled=True,
alarm_id=alarm_id,
description='a',
state=state,
state_timestamp=date,
timestamp=date,
ok_actions=[],
insufficient_data_actions=[],
alarm_actions=[],
repeat_actions=True,
user_id="user-id%d" % id,
project_id=project_id,
time_constraints=[],
rule=dict(comparison_operator='gt',
threshold=2.0,
statistic='avg',
evaluation_periods=60,
period=1,
meter_name='meter.test',
query=[{
'field': 'project_id',
'op': 'eq',
'value': project_id
}]),
severity='critical')
self.alarm_conn.update_alarm(alarm)
def prepare_alarms(self):
self.alarms = [
models.Alarm(name='instance_running_hot',
description='instance_running_hot',
type='gnocchi_resources_threshold',
enabled=True,
user_id='foobar',
project_id='snafu',
alarm_id=str(uuid.uuid4()),
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
time_constraints=[],
rule=dict(
comparison_operator='gt',
threshold=80.0,
evaluation_periods=5,
aggregation_method='mean',
granularity=60,
metric='cpu_util',
resource_type='instance',
resource_id='my_instance')
),
models.Alarm(name='group_running_idle',
description='group_running_idle',
type='gnocchi_aggregation_by_metrics_threshold',
enabled=True,
user_id='foobar',
project_id='snafu',
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
alarm_id=str(uuid.uuid4()),
time_constraints=[],
rule=dict(
comparison_operator='le',
threshold=10.0,
evaluation_periods=4,
aggregation_method='max',
granularity=300,
metrics=['0bb1604d-1193-4c0a-b4b8-74b170e35e83',
'9ddc209f-42f8-41e1-b8f1-8804f59c4053']),
),
models.Alarm(name='instance_not_running',
description='instance_running_hot',
type='gnocchi_aggregation_by_resources_threshold',
enabled=True,
user_id='foobar',
project_id='snafu',
alarm_id=str(uuid.uuid4()),
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
time_constraints=[],
rule=dict(
comparison_operator='gt',
threshold=80.0,
evaluation_periods=6,
aggregation_method='mean',
granularity=50,
metric='cpu_util',
resource_type='instance',
query='{"=": {"server_group": '
'"my_autoscaling_group"}}')
),
]
def prepare_alarms(self):
self.alarms = [
models.Alarm(name='instance_running_hot',
description='instance_running_hot',
type='threshold',
enabled=True,
user_id='foobar',
project_id='snafu',
alarm_id=str(uuid.uuid4()),
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
time_constraints=[],
rule=dict(comparison_operator='gt',
threshold=80.0,
evaluation_periods=5,
statistic='avg',
period=60,
meter_name='cpu_util',
query=[{
'field': 'meter',
'op': 'eq',
'value': 'cpu_util'
}, {
'field': 'resource_id',
'op': 'eq',
'value': 'my_instance'
}])),
models.Alarm(name='group_running_idle',
description='group_running_idle',
type='threshold',
enabled=True,
user_id='foobar',
project_id='snafu',
state='insufficient data',
state_timestamp=constants.MIN_DATETIME,
timestamp=constants.MIN_DATETIME,
insufficient_data_actions=[],
ok_actions=[],
alarm_actions=[],
repeat_actions=False,
alarm_id=str(uuid.uuid4()),
time_constraints=[],
rule=dict(comparison_operator='le',
threshold=10.0,
evaluation_periods=4,
statistic='max',
period=300,
meter_name='cpu_util',
query=[{
'field': 'meter',
'op': 'eq',
'value': 'cpu_util'
}, {
'field': 'metadata.user_metadata.AS',
'op': 'eq',
'value': 'my_group'
}])),
]