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from charmhelpers.contrib.openstack import (
templating,
context,
)
from ceilometer_contexts import (
LoggingConfigContext,
MongoDBContext,
CeilometerContext
)
from charmhelpers.contrib.openstack.utils import (
get_os_codename_package,
get_os_codename_install_source,
configure_installation_source
)
from charmhelpers.core.hookenv import config, log
from charmhelpers.fetch import apt_update, apt_install
CEILOMETER_CONF = "/etc/ceilometer/ceilometer.conf"
CEILOMETER_SERVICES = [
'ceilometer-agent-central',
'ceilometer-collector',
'ceilometer-api'
]
CEILOMETER_DB = "ceilometer"
CEILOMETER_SERVICE = "ceilometer"
CEILOMETER_PACKAGES = [
'ceilometer-agent-central',
'ceilometer-collector',
'ceilometer-api'
]
CEILOMETER_ROLE = "ResellerAdmin"
#NOVA_CONF = "/etc/nova/nova.conf"
#NOVA_SETTINGS = [
# ('DEFAULT', 'instance_usage_audit', 'True'),
# ('DEFAULT', 'instance_usage_audit_period', 'hour'),
# ('DEFAULT', 'notification_driver', 'ceilometer.compute.nova_notifier')
#]
CONFIG_FILES = {
CEILOMETER_CONF: {
'hook_contexts': [context.IdentityServiceContext(),
context.AMQPContext(),
LoggingConfigContext(),
MongoDBContext(),
CeilometerContext()],
'services': CEILOMETER_SERVICES
}
}
TEMPLATES = 'templates'
def register_configs():
"""
Register config files with their respective contexts.
Regstration of some configs may not be required depending on
existing of certain relations.
"""
# if called without anything installed (eg during install hook)
# just default to earliest supported release. configs dont get touched
# till post-install, anyway.
release = get_os_codename_package('ceilometer-common', fatal=False) \
or 'grizzly'
configs = templating.OSConfigRenderer(templates_dir=TEMPLATES,
openstack_release=release)
for conf in CONFIG_FILES:
configs.register(conf, CONFIG_FILES[conf]['hook_contexts'])
return configs
def restart_map():
'''
Determine the correct resource map to be passed to
charmhelpers.core.restart_on_change() based on the services configured.
:returns: dict: A dictionary mapping config file to lists of services
that should be restarted when file changes.
'''
_map = {}
for f, ctxt in CONFIG_FILES.iteritems():
svcs = []
for svc in ctxt['services']:
svcs.append(svc)
if svcs:
_map[f] = svcs
return _map
def get_ceilometer_context():
''' Retrieve a map of all current relation data for agent configuration '''
ctxt = {}
for context in CONFIG_FILES[CEILOMETER_CONF]['hook_contexts']:
ctxt.update(context())
return ctxt
def do_openstack_upgrade(configs):
"""
Perform an upgrade. Takes care of upgrading packages, rewriting
configs, database migrations and potentially any other post-upgrade
actions.
:param configs: The charms main OSConfigRenderer object.
"""
new_src = config('openstack-origin')
new_os_rel = get_os_codename_install_source(new_src)
log('Performing OpenStack upgrade to %s.' % (new_os_rel))
configure_installation_source(new_src)
dpkg_opts = [
'--option', 'Dpkg::Options::=--force-confnew',
'--option', 'Dpkg::Options::=--force-confdef',
]
apt_update(fatal=True)
apt_install(packages=CEILOMETER_PACKAGES,
options=dpkg_opts,
fatal=True)
# set CONFIGS to load templates from new release
configs.set_release(openstack_release=new_os_rel)
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