diff options
Diffstat (limited to 'openstack/usr/share/openstack/modules/keystone_manage')
-rw-r--r-- | openstack/usr/share/openstack/modules/keystone_manage | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/openstack/usr/share/openstack/modules/keystone_manage b/openstack/usr/share/openstack/modules/keystone_manage new file mode 100644 index 00000000..780f7c9a --- /dev/null +++ b/openstack/usr/share/openstack/modules/keystone_manage @@ -0,0 +1,123 @@ +#!/usr/bin/python +# -*- coding: utf-8 -*- + +DOCUMENTATION = ''' +--- +module: keystone_manage +short_description: Initialize OpenStack Identity (keystone) database +description: Create the tables for the database backend used by keystone +options: + action: + description: + - action to perform. Currently only dbysnc is supported + required: true + conf: + description: + - path to keystone config file. + required: false + default: /etc/keystone/keystone.conf +requirements: [ keystone ] +author: Lorin Hochstein +''' + +EXAMPLES = ''' +keystone_manage: action=dbsync +''' + +import subprocess + +try: + # this is necessary starting from havana release due to bug 885529 + # https://bugs.launchpad.net/glance/+bug/885529 + from keystone.openstack.common import gettextutils + gettextutils.install('keystone') +except AttributeError: + # this is not havana + pass + +try: + from keystone.common import sql + from migrate.versioning import api as versioning_api +except ImportError: + keystone_found = False +else: + keystone_found = True + +try: + # for icehouse + from keystone.common.sql import migration_helpers as migration +except ImportError: + pass + + +def will_db_change(conf): + """ Check if the database version will change after the sync. + + conf is the path to the keystone config file + + """ + # Load the config file options + try: + # before icehouse + sql.migration.CONF(project='keystone', default_config_files=[conf]) + current_version = sql.migration.db_version() + except AttributeError: + # starting with icehouse + sql.core.CONF(project='keystone', default_config_files=[conf]) + current_version = migration.get_db_version() + + # in havana the method _find_migrate_repo has been renamed to find_migrate_repo + try: + repo_path = migration.find_migrate_repo() + except AttributeError: + repo_path = migration._find_migrate_repo() + repo_version = versioning_api.repository.Repository(repo_path).latest + return current_version != repo_version + + +def do_dbsync(): + """Do the dbsync. Returns (returncode, stdout, stderr)""" + # We call keystone-manage db_sync on the shell rather than trying to + # do this in Python since we have no guarantees about changes to the + # internals. + args = ['keystone-manage', 'db_sync'] + + call = subprocess.Popen(args, shell=False, + stdout=subprocess.PIPE, stderr=subprocess.PIPE) + out, err = call.communicate() + return (call.returncode, out, err) + + +def main(): + + module = AnsibleModule( + argument_spec=dict( + action=dict(required=True), + conf=dict(required=False, default="/etc/keystone/keystone.conf") + ), + supports_check_mode=True + ) + + if not keystone_found: + module.fail_json(msg="keystone package could not be found") + + action = module.params['action'] + conf = module.params['conf'] + if action not in ['dbsync', 'db_sync']: + module.fail_json(msg="Only supported action is 'dbsync'") + + changed = will_db_change(conf) + if module.check_mode: + module.exit_json(changed=changed) + + (res, stdout, stderr) = do_dbsync() + + if res == 0: + module.exit_json(changed=changed, stdout=stdout, stderr=stderr) + else: + module.fail_json(msg="keystone-manage returned non-zero value: %d" % res, + stdout=stdout, stderr=stderr) + +# this is magic, see lib/ansible/module_common.py +#<<INCLUDE_ANSIBLE_MODULE_COMMON>> +main() |