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268 lines
8.2 KiB
Python
268 lines
8.2 KiB
Python
#!/usr/bin/python
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# This is a DOCUMENTATION stub specific to this module, it extends
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# a documentation fragment located in ansible.utils.module_docs_fragments
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DOCUMENTATION = '''
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---
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module: rax_cbs_attachments
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short_description: Manipulate Rackspace Cloud Block Storage Volume Attachments
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description:
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- Manipulate Rackspace Cloud Block Storage Volume Attachments
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version_added: 1.6
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options:
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device:
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description:
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- The device path to attach the volume to, e.g. /dev/xvde
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default: null
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required: true
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volume:
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description:
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- Name or id of the volume to attach/detach
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default: null
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required: true
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server:
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description:
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- Name or id of the server to attach/detach
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default: null
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required: true
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state:
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description:
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- Indicate desired state of the resource
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choices:
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- present
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- absent
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default: present
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required: true
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wait:
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description:
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- wait for the volume to be in 'in-use'/'available' state before returning
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default: "no"
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choices:
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- "yes"
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- "no"
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wait_timeout:
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description:
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- how long before wait gives up, in seconds
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default: 300
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author: Christopher H. Laco, Matt Martz
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extends_documentation_fragment: rackspace.openstack
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'''
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EXAMPLES = '''
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- name: Attach a Block Storage Volume
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gather_facts: False
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hosts: local
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connection: local
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tasks:
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- name: Storage volume attach request
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local_action:
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module: rax_cbs_attachments
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credentials: ~/.raxpub
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volume: my-volume
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server: my-server
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device: /dev/xvdd
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region: DFW
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wait: yes
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state: present
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register: my_volume
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'''
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import sys
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from uuid import UUID
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from types import NoneType
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try:
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import pyrax
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HAS_PYRAX = True
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except ImportError:
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HAS_PYRAX = False
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NON_CALLABLES = (basestring, bool, dict, int, list, NoneType)
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def cloud_block_storage_attachments(module, state, volume, server, device,
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wait, wait_timeout):
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for arg in (state, volume, server, device):
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if not arg:
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module.fail_json(msg='%s is required for rax_cbs_attachments' %
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arg)
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cbs = pyrax.cloud_blockstorage
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cs = pyrax.cloudservers
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if cbs is None or cs is None:
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module.fail_json(msg='Failed to instantiate client. This '
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'typically indicates an invalid region or an '
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'incorrectly capitalized region name.')
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changed = False
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instance = {}
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try:
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UUID(volume)
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volume = cbs.get(volume)
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except ValueError:
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try:
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volume = cbs.find(name=volume)
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except Exception, e:
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module.fail_json(msg='%s' % e)
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if not volume:
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module.fail_json(msg='No matching storage volumes were found')
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if state == 'present':
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try:
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UUID(server)
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server = cs.servers.get(server)
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except ValueError:
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servers = cs.servers.list(search_opts=dict(name='^%s$' % server))
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if not servers:
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module.fail_json(msg='No Server was matched by name, '
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'try using the Server ID instead')
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if len(servers) > 1:
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module.fail_json(msg='Multiple servers matched by name, '
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'try using the Server ID instead')
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# We made it this far, grab the first and hopefully only server
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# in the list
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server = servers[0]
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if (volume.attachments and
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volume.attachments[0]['server_id'] == server.id):
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changed = False
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elif volume.attachments:
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module.fail_json(msg='Volume is attached to another server')
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else:
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try:
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volume.attach_to_instance(server, mountpoint=device)
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changed = True
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except Exception, e:
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module.fail_json(msg='%s' % e.message)
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volume.get()
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for key, value in vars(volume).iteritems():
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if (isinstance(value, NON_CALLABLES) and
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not key.startswith('_')):
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instance[key] = value
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result = dict(changed=changed, volume=instance)
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if volume.status == 'error':
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result['msg'] = '%s failed to build' % volume.id
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elif wait:
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attempts = wait_timeout / 5
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pyrax.utils.wait_until(volume, 'status', 'in-use',
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interval=5, attempts=attempts)
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if 'msg' in result:
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module.fail_json(**result)
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else:
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module.exit_json(**result)
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elif state == 'absent':
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try:
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UUID(server)
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server = cs.servers.get(server)
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except ValueError:
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servers = cs.servers.list(search_opts=dict(name='^%s$' % server))
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if not servers:
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module.fail_json(msg='No Server was matched by name, '
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'try using the Server ID instead')
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if len(servers) > 1:
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module.fail_json(msg='Multiple servers matched by name, '
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'try using the Server ID instead')
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# We made it this far, grab the first and hopefully only server
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# in the list
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server = servers[0]
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if (volume.attachments and
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volume.attachments[0]['server_id'] == server.id):
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try:
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volume.detach()
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if wait:
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pyrax.utils.wait_until(volume, 'status', 'available',
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interval=3, attempts=0,
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verbose=False)
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changed = True
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except Exception, e:
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module.fail_json(msg='%s' % e.message)
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volume.get()
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changed = True
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elif volume.attachments:
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module.fail_json(msg='Volume is attached to another server')
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for key, value in vars(volume).iteritems():
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if (isinstance(value, NON_CALLABLES) and
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not key.startswith('_')):
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instance[key] = value
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result = dict(changed=changed, volume=instance)
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if volume.status == 'error':
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result['msg'] = '%s failed to build' % volume.id
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if 'msg' in result:
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module.fail_json(**result)
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else:
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module.exit_json(**result)
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module.exit_json(changed=changed, volume=instance)
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def main():
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argument_spec = rax_argument_spec()
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argument_spec.update(
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dict(
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device=dict(required=True),
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volume=dict(required=True),
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server=dict(required=True),
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state=dict(default='present', choices=['present', 'absent']),
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wait=dict(type='bool', default=False),
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wait_timeout=dict(type='int', default=300)
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)
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)
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module = AnsibleModule(
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argument_spec=argument_spec,
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required_together=rax_required_together()
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)
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if not HAS_PYRAX:
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module.fail_json(msg='pyrax is required for this module')
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device = module.params.get('device')
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volume = module.params.get('volume')
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server = module.params.get('server')
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state = module.params.get('state')
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wait = module.params.get('wait')
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wait_timeout = module.params.get('wait_timeout')
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setup_rax_module(module, pyrax)
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cloud_block_storage_attachments(module, state, volume, server, device,
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wait, wait_timeout)
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# import module snippets
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from ansible.module_utils.basic import *
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from ansible.module_utils.rax import *
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### invoke the module
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main()
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