ansible/library/cloud/rax_meta
Matt Martz 84b1f21617 Add rax_meta module
Also update rax to mirror meta value normalization from rax_meta
2014-06-01 14:31:26 -05:00

178 lines
5 KiB
Python

#!/usr/bin/python
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
# This is a DOCUMENTATION stub specific to this module, it extends
# a documentation fragment located in ansible.utils.module_docs_fragments
DOCUMENTATION = '''
---
module: rax_meta
short_description: Manipulate metadata for Rackspace Cloud Servers
description:
- Manipulate metadata for Rackspace Cloud Servers
version_added: 1.7
options:
address:
description:
- Server IP address to modify metadata for, will match any IP assigned to
the server
id:
description:
- Server ID to modify metadata for
name:
description:
- Server name to modify metadata for
default: null
meta:
description:
- A hash of metadata to associate with the instance
default: null
author: Matt Martz
extends_documentation_fragment: rackspace.openstack
'''
EXAMPLES = '''
- name: Set metadata for a server
hosts: all
gather_facts: False
tasks:
- name: Set metadata
local_action:
module: rax_meta
credentials: ~/.raxpub
name: "{{ inventory_hostname }}"
region: DFW
meta:
group: primary_group
groups:
- group_two
- group_three
app: my_app
- name: Clear metadata
local_action:
module: rax_meta
credentials: ~/.raxpub
name: "{{ inventory_hostname }}"
region: DFW
'''
try:
import pyrax
HAS_PYRAX = True
except ImportError:
HAS_PYRAX = False
def rax_meta(module, address, name, server_id, meta):
changed = False
cs = pyrax.cloudservers
if cs is None:
module.fail_json(msg='Failed to instantiate client. This '
'typically indicates an invalid region or an '
'incorrectly capitalized region name.')
search_opts = {}
if name:
search_opts = dict(name='^%s$' % name)
try:
servers = cs.servers.list(search_opts=search_opts)
except Exception, e:
module.fail_json(msg='%s' % e.message)
elif address:
servers = []
try:
for server in cs.servers.list():
for addresses in server.networks.values():
if address in addresses:
servers.append(server)
break
except Exception, e:
module.fail_json(msg='%s' % e.message)
elif server_id:
servers = []
try:
servers.append(cs.servers.get(server_id))
except Exception, e:
pass
if len(servers) > 1:
module.fail_json(msg='Multiple servers found matching provided '
'search parameters')
elif not servers:
module.fail_json(msg='Failed to find a server matching provided '
'search parameters')
# Normalize and ensure all metadata values are strings
for k, v in meta.items():
if isinstance(v, list):
meta[k] = ','.join(['%s' % i for i in v])
elif isinstance(v, dict):
meta[k] = json.dumps(v)
elif not isinstance(v, basestring):
meta[k] = '%s' % v
server = servers[0]
if server.metadata == meta:
changed = False
else:
changed = True
removed = set(server.metadata.keys()).difference(meta.keys())
cs.servers.delete_meta(server, list(removed))
cs.servers.set_meta(server, meta)
server.get()
module.exit_json(changed=changed, meta=server.metadata)
def main():
argument_spec = rax_argument_spec()
argument_spec.update(
dict(
address=dict(),
id=dict(),
name=dict(),
meta=dict(type='dict', default=dict()),
)
)
module = AnsibleModule(
argument_spec=argument_spec,
required_together=rax_required_together(),
mutually_exclusive=[['address', 'id', 'name']],
required_one_of=[['address', 'id', 'name']],
)
if not HAS_PYRAX:
module.fail_json(msg='pyrax is required for this module')
address = module.params.get('address')
server_id = module.params.get('id')
name = module.params.get('name')
meta = module.params.get('meta')
setup_rax_module(module, pyrax)
rax_meta(module, address, name, server_id, meta)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.rax import *
### invoke the module
main()