charm-barbican/src/reactive/barbican_handlers.py

60 lines
1.7 KiB
Python

# this is just for the reactive handlers and calls into the charm.
from __future__ import absolute_import
import charms.reactive as reactive
import charmhelpers.core.hookenv as hookenv
# This charm's library contains all of the handler code associated with
# barbican
import charm.openstack.barbican as barbican
# use a synthetic state to ensure that it get it to be installed independent of
# the install hook.
@reactive.when_not('charm.installed')
def install_packages():
barbican.install()
reactive.set_state('charm.installed')
@reactive.when('amqp.connected')
def setup_amqp_req(amqp):
"""Use the amqp interface to request access to the amqp broker using our
local configuration.
"""
amqp.request_access(username=hookenv.config('rabbit-user'),
vhost=hookenv.config('rabbit-vhost'))
barbican.assess_status()
@reactive.when('shared-db.connected')
def setup_database(database):
"""On receiving database credentials, configure the database on the
interface.
"""
database.configure(hookenv.config('database'),
hookenv.config('database-user'),
hookenv.unit_private_ip())
barbican.assess_status()
@reactive.when('identity-service.connected')
def setup_endpoint(keystone):
barbican.setup_endpoint(keystone)
barbican.assess_status()
@reactive.when('shared-db.available')
@reactive.when('identity-service.available')
@reactive.when('amqp.available')
def render_stuff(*args):
barbican.render_configs(args)
barbican.assess_status()
@reactive.when('config.changed')
def config_changed():
"""When the configuration changes, assess the unit's status to update any
juju state required"""
barbican.assess_status()