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#!/usr/bin/env python
import six
import re
import argparse
import sys
import utils.mojo_utils as mojo_utils
import logging
from utils.os_versions import (
OPENSTACK_CODENAMES,
SWIFT_CODENAMES,
PACKAGE_CODENAMES,
)
CHARM_TYPES = {
'neutron': {
'pkg': 'neutron-common',
'origin_setting': 'openstack-origin'
},
'nova': {
'pkg': 'nova-common',
'origin_setting': 'openstack-origin'
},
'glance': {
'pkg': 'glance-common',
'origin_setting': 'openstack-origin'
},
'cinder': {
'pkg': 'cinder-common',
'origin_setting': 'openstack-origin'
},
'keystone': {
'pkg': 'keystone',
'origin_setting': 'openstack-origin'
},
'openstack-dashboard': {
'pkg': 'openstack-dashboard',
'origin_setting': 'openstack-origin'
},
'ceilometer': {
'pkg': 'ceilometer-common',
'origin_setting': 'openstack-origin'
},
}
UPGRADE_SERVICES = [
{'name': 'keystone', 'type': CHARM_TYPES['keystone']},
{'name': 'nova-cloud-controller', 'type': CHARM_TYPES['nova']},
{'name': 'nova-compute', 'type': CHARM_TYPES['nova']},
{'name': 'neutron-api', 'type': CHARM_TYPES['neutron']},
{'name': 'neutron-gateway', 'type': CHARM_TYPES['neutron']},
{'name': 'glance', 'type': CHARM_TYPES['glance']},
{'name': 'cinder', 'type': CHARM_TYPES['cinder']},
{'name': 'openstack-dashboard',
'type': CHARM_TYPES['openstack-dashboard']},
{'name': 'ceilometer', 'type': CHARM_TYPES['ceilometer']},
]
# XXX get_swift_codename and get_os_code_info are based on the functions with
# the same name in ~charm-helpers/charmhelpers/contrib/openstack/utils.py
# It'd be neat if we actually shared a common library.
def get_swift_codename(version):
'''Determine OpenStack codename that corresponds to swift version.'''
codenames = [k for k, v in six.iteritems(SWIFT_CODENAMES) if version in v]
return codenames[0]
def get_os_code_info(package, pkg_version):
# {'code_num': entry, 'code_name': OPENSTACK_CODENAMES[entry]}
# Remove epoch if it exists
if ':' in pkg_version:
pkg_version = pkg_version.split(':')[1:][0]
if 'swift' in package:
# Fully x.y.z match for swift versions
match = re.match('^(\d+)\.(\d+)\.(\d+)', pkg_version)
else:
# x.y match only for 20XX.X
# and ignore patch level for other packages
match = re.match('^(\d+)\.(\d+)', pkg_version)
if match:
vers = match.group(0)
# Generate a major version number for newer semantic
# versions of openstack projects
major_vers = vers.split('.')[0]
if (package in PACKAGE_CODENAMES and
major_vers in PACKAGE_CODENAMES[package]):
return PACKAGE_CODENAMES[package][major_vers]
else:
# < Liberty co-ordinated project versions
if 'swift' in package:
return get_swift_codename(vers)
else:
return OPENSTACK_CODENAMES[vers]
def next_release(release):
old_index = OPENSTACK_CODENAMES.values().index(release)
new_index = old_index + 1
return OPENSTACK_CODENAMES.items()[new_index]
def get_current_os_versions(deployed_services):
versions = {}
for service in UPGRADE_SERVICES:
print(service)
if service['name'] not in deployed_services:
continue
version = mojo_utils.get_pkg_version(service['name'],
service['type']['pkg'])
versions[service['name']] = get_os_code_info(service['type']['pkg'],
version)
return versions
def get_lowest_os_version(current_versions):
lowest_version = 'zebra'
for svc in current_versions.keys():
if current_versions[svc] < lowest_version:
lowest_version = current_versions[svc]
return lowest_version
def get_upgrade_targets(target_release, current_versions):
upgrade_list = []
for svc in current_versions.keys():
if current_versions[svc] < target_release:
upgrade_list.append(svc)
return upgrade_list
def main(argv):
logging.basicConfig(level=logging.INFO)
parser = argparse.ArgumentParser()
parser.add_argument(
"--target_release",
default='auto', help="Openstack release name to upgrade to or 'auto' "
"to have script upgrade based on the lowest value"
"across all services")
options = parser.parse_args()
target_release = mojo_utils.parse_mojo_arg(options, 'target_release')
principle_services = mojo_utils.get_principle_services()
current_versions = get_current_os_versions(principle_services)
if target_release == 'auto':
# If in auto mode find the lowest value openstack release across all
# services and make sure all servcies are upgraded to one release
# higher than the lowest
lowest_release = get_lowest_os_version(current_versions)
target_release = next_release(lowest_release)[1]
# Get a list of services that need upgrading
needs_upgrade = get_upgrade_targets(target_release, current_versions)
for service in UPGRADE_SERVICES:
if service['name'] not in principle_services:
continue
if service['name'] not in needs_upgrade:
logging.info('Not upgrading {} it is at {} or higher'.format(
service['name'],
target_release)
)
continue
logging.info('Upgrading {} to {}'.format(service['name'],
target_release))
ubuntu_version = mojo_utils.get_ubuntu_version(service['name'])
option = "{}=cloud:{}-{}/proposed".format(
service['type']['origin_setting'],
ubuntu_version, target_release
)
mojo_utils.juju_set(service['name'], option, wait=False)
mojo_utils.juju_status_check_and_wait()
svc_units = mojo_utils.get_juju_units(service=service['name'])
mojo_utils.remote_runs(svc_units)
mojo_utils.juju_status_check_and_wait()
if __name__ == "__main__":
sys.exit(main(sys.argv))
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