charm-neutron-openvswitch/actions/pause_resume.py
Alex Kavanagh a9b41dfbed Enhanced pause/resume for maintenance mode
Add in pause/resume feature for maintenance mode along with tests.
Sync charmhelpers with support for the maintenance mode feature.

Change-Id: I075459e56ce34e78f5206d116208165aa43aae21
2016-03-30 19:57:58 +00:00

51 lines
1.1 KiB
Python
Executable File

#!/usr/bin/python
import os
import sys
sys.path.append('hooks/')
from charmhelpers.core.hookenv import action_fail
from neutron_ovs_utils import (
pause_unit_helper,
resume_unit_helper,
register_configs,
)
def pause(args):
"""Pause the Ceilometer services.
@raises Exception should the service fail to stop.
"""
pause_unit_helper(register_configs())
def resume(args):
"""Resume the Ceilometer services.
@raises Exception should the service fail to start."""
resume_unit_helper(register_configs())
# A dictionary of all the defined actions to callables (which take
# parsed arguments).
ACTIONS = {"pause": pause, "resume": resume}
def main(args):
action_name = os.path.basename(args[0])
try:
action = ACTIONS[action_name]
except KeyError:
s = "Action {} undefined".format(action_name)
action_fail(s)
return s
else:
try:
action(args)
except Exception as e:
action_fail("Action {} failed: {}".format(action_name, str(e)))
if __name__ == "__main__":
sys.exit(main(sys.argv))