You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
1.2 KiB
37 lines
1.2 KiB
# Licensed under the Apache License, Version 2.0 (the "License"); |
|
# you may not use this file except in compliance with the License. |
|
# You may obtain a copy of the License at |
|
# |
|
# http://www.apache.org/licenses/LICENSE-2.0 |
|
# |
|
# Unless required by applicable law or agreed to in writing, software |
|
# distributed under the License is distributed on an "AS IS" BASIS, |
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
|
# implied. |
|
# See the License for the specific language governing permissions and |
|
# limitations under the License. |
|
|
|
from oslo_utils import timeutils |
|
|
|
import magnum.conf |
|
from magnum.objects import magnum_service |
|
|
|
CONF = magnum.conf.CONF |
|
|
|
|
|
class ServiceGroup(object): |
|
def __init__(self): |
|
self.service_down_time = CONF.service_down_time |
|
|
|
def service_is_up(self, member): |
|
if not isinstance(member, magnum_service.MagnumService): |
|
raise TypeError |
|
if member.forced_down: |
|
return False |
|
|
|
last_heartbeat = (member.last_seen_up or |
|
member.updated_at or member.created_at) |
|
now = timeutils.utcnow(True) |
|
elapsed = timeutils.delta_seconds(last_heartbeat, now) |
|
is_up = abs(elapsed) <= self.service_down_time |
|
return is_up
|
|
|