Add new os_nova_flavor module.
The os_nova_flavor module allows a user with administrative privileges to create and delete nova flavors.
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David Shrewsbury
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1 changed files with 237 additions and 0 deletions
237
cloud/openstack/os_nova_flavor.py
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237
cloud/openstack/os_nova_flavor.py
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#!/usr/bin/python
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# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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#
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# This module 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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# This software 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 this software. If not, see <http://www.gnu.org/licenses/>.
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try:
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import shade
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HAS_SHADE = True
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except ImportError:
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HAS_SHADE = False
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DOCUMENTATION = '''
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---
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module: os_nova_flavor
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short_description: Manage OpenStack compute flavors
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extends_documentation_fragment: openstack
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version_added: "2.0"
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author: "David Shrewsbury (@Shrews)"
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description:
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- Add or remove flavors from OpenStack.
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options:
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state:
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description:
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- Indicate desired state of the resource. When I(state) is 'present',
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then I(ram), I(vcpus), and I(disk) are all required. There are no
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default values for those parameters.
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choices: ['present', 'absent']
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required: false
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default: present
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name:
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description:
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- Flavor name.
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required: true
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ram:
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description:
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- Amount of memory, in MB.
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required: false
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default: null
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vcpus:
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description:
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- Number of virtual CPUs.
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required: false
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default: null
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disk:
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description:
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- Size of local disk, in GB.
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required: false
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default: null
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ephemeral:
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description:
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- Ephemeral space size, in GB.
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required: false
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default: 0
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swap:
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description:
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- Swap space size, in MB.
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required: false
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default: 0
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rxtx_factor:
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description:
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- RX/TX factor.
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required: false
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default: 1.0
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is_public:
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description:
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- Make flavor accessible to the public.
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required: false
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default: true
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flavorid:
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description:
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- ID for the flavor. This is optional as a unique UUID will be
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assigned if a value is not specified.
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required: false
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default: "auto"
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requirements: ["shade"]
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'''
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EXAMPLES = '''
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# Create 'tiny' flavor with 1024MB of RAM, 1 virtual CPU, and 10GB of
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# local disk, and 10GB of ephemeral.
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- os_nova_flavor:
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cloud=mycloud
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state=present
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name=tiny
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ram=1024
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vcpus=1
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disk=10
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ephemeral=10
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# Delete 'tiny' flavor
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- os_nova_flavor:
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cloud=mycloud
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state=absent
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name=tiny
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'''
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RETURN = '''
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flavor:
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description: Dictionary describing the flavor.
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returned: On success when I(state) is 'present'
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type: dictionary
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contains:
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id:
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description: Flavor ID.
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returned: success
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type: string
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sample: "515256b8-7027-4d73-aa54-4e30a4a4a339"
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name:
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description: Flavor name.
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returned: success
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type: string
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sample: "tiny"
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disk:
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description: Size of local disk, in GB.
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returned: success
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type: int
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sample: 10
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ephemeral:
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description: Ephemeral space size, in GB.
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returned: success
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type: int
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sample: 10
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ram:
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description: Amount of memory, in MB.
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returned: success
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type: int
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sample: 1024
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swap:
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description: Swap space size, in MB.
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returned: success
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type: int
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sample: 100
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vcpus:
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description: Number of virtual CPUs.
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returned: success
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type: int
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sample: 2
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is_public:
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description: Make flavor accessible to the public.
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returned: success
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type: bool
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sample: true
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'''
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def _system_state_change(module, flavor):
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state = module.params['state']
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if state == 'present' and not flavor:
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return True
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if state == 'absent' and flavor:
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return True
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return False
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def main():
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argument_spec = openstack_full_argument_spec(
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state = dict(required=False, default='present',
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choices=['absent', 'present']),
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name = dict(required=False),
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# required when state is 'present'
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ram = dict(required=False, type='int'),
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vcpus = dict(required=False, type='int'),
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disk = dict(required=False, type='int'),
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ephemeral = dict(required=False, default=0, type='int'),
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swap = dict(required=False, default=0, type='int'),
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rxtx_factor = dict(required=False, default=1.0, type='float'),
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is_public = dict(required=False, default=True, type='bool'),
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flavorid = dict(required=False, default="auto"),
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)
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module_kwargs = openstack_module_kwargs()
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module = AnsibleModule(
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argument_spec,
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supports_check_mode=True,
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required_if=[
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('state', 'present', ['ram', 'vcpus', 'disk'])
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],
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**module_kwargs)
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if not HAS_SHADE:
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module.fail_json(msg='shade is required for this module')
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state = module.params['state']
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name = module.params['name']
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try:
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cloud = shade.operator_cloud(**module.params)
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flavor = cloud.get_flavor(name)
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if module.check_mode:
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module.exit_json(changed=_system_state_change(module, flavor))
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if state == 'present':
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if not flavor:
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flavor = cloud.create_flavor(
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name=name,
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ram=module.params['ram'],
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vcpus=module.params['vcpus'],
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disk=module.params['disk'],
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flavorid=module.params['flavorid'],
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ephemeral=module.params['ephemeral'],
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swap=module.params['swap'],
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rxtx_factor=module.params['rxtx_factor'],
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is_public=module.params['is_public']
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)
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module.exit_json(changed=True, flavor=flavor)
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module.exit_json(changed=False, flavor=flavor)
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elif state == 'absent':
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if flavor:
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cloud.delete_flavor(name)
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module.exit_json(changed=True)
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module.exit_json(changed=False)
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except shade.OpenStackCloudException as e:
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module.fail_json(msg=e.message)
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# this is magic, see lib/ansible/module_common.py
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from ansible.module_utils.basic import *
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from ansible.module_utils.openstack import *
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if __name__ == '__main__':
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main()
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