143 lines
3.4 KiB
Python
Executable File
143 lines
3.4 KiB
Python
Executable File
#!/usr/bin/python
|
|
|
|
# Copyright (c) 2015, PLUMgrid Inc, http://plumgrid.com
|
|
|
|
# The hooks of this charm have been symlinked to functions
|
|
# in this file.
|
|
|
|
import sys
|
|
from charmhelpers.core.hookenv import (
|
|
Hooks,
|
|
UnregisteredHookError,
|
|
log,
|
|
config,
|
|
status_set
|
|
)
|
|
|
|
from charmhelpers.core.host import (
|
|
restart_on_change,
|
|
service_start,
|
|
service_stop,
|
|
service_running
|
|
)
|
|
|
|
from charmhelpers.fetch import (
|
|
apt_install,
|
|
apt_update,
|
|
configure_sources,
|
|
)
|
|
|
|
from neutron_plumgrid_utils import (
|
|
determine_packages,
|
|
register_configs,
|
|
restart_map,
|
|
ensure_files,
|
|
set_neutron_relation,
|
|
configure_pg_sources
|
|
)
|
|
|
|
hooks = Hooks()
|
|
CONFIGS = register_configs()
|
|
|
|
|
|
@hooks.hook()
|
|
def install():
|
|
'''
|
|
Install hook is run when the charm is first deployed on a node.
|
|
'''
|
|
status_set('maintenance', 'Executing pre-install')
|
|
configure_sources()
|
|
status_set('maintenance', 'Installing apt packages')
|
|
apt_update()
|
|
pkgs = determine_packages()
|
|
for pkg in pkgs:
|
|
apt_install(pkg, options=['--force-yes'], fatal=True)
|
|
ensure_files()
|
|
|
|
|
|
@hooks.hook('config-changed')
|
|
@restart_on_change(restart_map())
|
|
def config_changed():
|
|
'''
|
|
This hook is run when a config parameter is changed.
|
|
It also runs on node reboot.
|
|
'''
|
|
charm_config = config()
|
|
if (charm_config.changed('install_sources') or
|
|
charm_config.changed('plumgrid-build') or
|
|
charm_config.changed('networking-build') or
|
|
charm_config.changed('install_keys')):
|
|
status_set('maintenance', 'Upgrading apt packages')
|
|
if charm_config.changed('install_sources'):
|
|
configure_pg_sources()
|
|
configure_sources()
|
|
apt_update()
|
|
pkgs = determine_packages()
|
|
for pkg in pkgs:
|
|
apt_install(pkg, options=['--force-yes'], fatal=True)
|
|
service_stop('neutron-server')
|
|
if (charm_config.changed('networking-plumgrid-version') or
|
|
charm_config.changed('pip-proxy')):
|
|
ensure_files()
|
|
service_stop('neutron-server')
|
|
CONFIGS.write_all()
|
|
if not service_running('neutron-server'):
|
|
service_start('neutron-server')
|
|
|
|
|
|
@hooks.hook('neutron-plugin-api-relation-joined')
|
|
@hooks.hook('plumgrid-plugin-relation-changed')
|
|
@hooks.hook('container-relation-changed')
|
|
@restart_on_change(restart_map())
|
|
def relation_changed():
|
|
'''
|
|
This hook is run when relation between neutron-api-plumgrid and
|
|
neutron-api or plumgrid-edge is made.
|
|
'''
|
|
ensure_files()
|
|
CONFIGS.write_all()
|
|
|
|
|
|
@hooks.hook("neutron-plugin-api-subordinate-relation-joined")
|
|
def neutron_plugin_joined():
|
|
set_neutron_relation()
|
|
|
|
|
|
@hooks.hook("plumgrid-configs-relation-changed")
|
|
@restart_on_change(restart_map())
|
|
def plumgrid_configs_relation():
|
|
CONFIGS.write_all()
|
|
|
|
|
|
@hooks.hook("identity-admin-relation-changed")
|
|
@restart_on_change(restart_map())
|
|
def identity_admin_relation():
|
|
CONFIGS.write_all()
|
|
|
|
|
|
@hooks.hook('stop')
|
|
def stop():
|
|
'''
|
|
This hook is run when the charm is destroyed.
|
|
'''
|
|
log('Charm stopping without removal of packages')
|
|
|
|
|
|
@hooks.hook('update-status')
|
|
def update_status():
|
|
if service_running('neutron-server'):
|
|
status_set('active', 'Unit is ready')
|
|
else:
|
|
status_set('blocked', 'neutron server not running')
|
|
|
|
|
|
def main():
|
|
try:
|
|
hooks.execute(sys.argv)
|
|
except UnregisteredHookError as e:
|
|
log('Unknown hook {} - skipping.'.format(e))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|