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MSO: New module to manage local site VRF region CIDR subnets (#53254)
This adds a new module to manage local site VRF region CIDR subnets on ACI MultiSite schema templates.
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Dag Wieers
GitHub
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright: (c) 2019, Dag Wieers (@dagwieers) <dag@wieers.com>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = r'''
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---
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module: mso_schema_site_vrf_region_cidr_subnet
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short_description: Manage site VRF regions in schema template
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description:
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- Manage site VRF regions in schema template on Cisco ACI Multi-Site.
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author:
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- Dag Wieers (@dagwieers)
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version_added: '2.8'
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options:
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schema:
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description:
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- The name of the schema.
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type: str
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required: yes
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site:
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description:
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- The name of the site.
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type: str
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required: yes
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template:
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description:
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- The name of the template.
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type: str
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required: yes
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vrf:
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description:
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- The name of the VRF.
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type: str
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region:
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description:
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- The name of the region.
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type: str
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cidr:
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description:
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- The IP range of for the region CIDR.
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type: str
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subnet:
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description:
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- The IP subnet of this region CIDR.
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type: str
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aliases: [ ip ]
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zone:
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description:
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- The name of the zone for the region CIDR subnet.
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type: str
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aliases: [ name ]
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state:
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description:
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- Use C(present) or C(absent) for adding or removing.
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- Use C(query) for listing an object or multiple objects.
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type: str
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choices: [ absent, present, query ]
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default: present
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seealso:
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- module: mso_schema_site_vrf_region_cidr
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- module: mso_schema_template_vrf
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extends_documentation_fragment: mso
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'''
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EXAMPLES = r'''
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- name: Add a new site VRF region CIDR subnet
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mso_schema_template_vrf_region_cidr_subnet:
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host: mso_host
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username: admin
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password: SomeSecretPassword
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schema: Schema1
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site: Site1
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template: Template1
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vrf: VRF1
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region: us-west-1
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cidr: 14.14.14.1/24
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subnet: 14.14.14.2/24
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zone: us-west-1a
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state: present
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delegate_to: localhost
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- name: Remove a site VRF region CIDR
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mso_schema_template_vrf_region_cidr:
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host: mso_host
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username: admin
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password: SomeSecretPassword
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schema: Schema1
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site: Site1
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template: Template1
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vrf: VRF1
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region: us-west-1
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cidr: 14.14.14.1/24
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subnet: 14.14.14.2/24
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state: absent
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delegate_to: localhost
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- name: Query a specific site VRF region CIDR
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mso_schema_template_vrf_region_cidr:
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host: mso_host
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username: admin
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password: SomeSecretPassword
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schema: Schema1
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site: Site1
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template: Template1
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vrf: VRF1
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region: us-west-1
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cidr: 14.14.14.1/24
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subnet: 14.14.14.2/24
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state: query
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delegate_to: localhost
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register: query_result
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- name: Query all site VRF region CIDR
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mso_schema_template_vrf_region_cidr:
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host: mso_host
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username: admin
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password: SomeSecretPassword
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schema: Schema1
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site: Site1
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template: Template1
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vrf: VRF1
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region: us-west-1
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cidr: 14.14.14.1/24
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state: query
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delegate_to: localhost
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register: query_result
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'''
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RETURN = r'''
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'''
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.network.aci.mso import MSOModule, mso_argument_spec
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def main():
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argument_spec = mso_argument_spec()
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argument_spec.update(
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schema=dict(type='str', required=True),
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site=dict(type='str', required=True),
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template=dict(type='str', required=True),
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vrf=dict(type='str', required=True),
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region=dict(type='str', required=True),
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cidr=dict(type='str', required=True),
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subnet=dict(type='str', aliases=['ip']), # This parameter is not required for querying all objects
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zone=dict(type='str', aliases=['name']),
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state=dict(type='str', default='present', choices=['absent', 'present', 'query']),
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)
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module = AnsibleModule(
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argument_spec=argument_spec,
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supports_check_mode=True,
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required_if=[
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['state', 'absent', ['subnet']],
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['state', 'present', ['subnet', 'zone']],
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],
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)
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schema = module.params['schema']
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site = module.params['site']
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template = module.params['template']
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vrf = module.params['vrf']
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region = module.params['region']
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cidr = module.params['cidr']
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subnet = module.params['subnet']
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zone = module.params['zone']
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state = module.params['state']
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mso = MSOModule(module)
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# Get schema_id
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schema_obj = mso.get_obj('schemas', displayName=schema)
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if not schema_obj:
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mso.fail_json(msg="Provided schema '{0}' does not exist".format(schema))
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schema_path = 'schemas/{id}'.format(**schema_obj)
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schema_id = schema_obj['id']
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# Get site
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site_id = mso.lookup_site(site)
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# Get site_idx
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sites = [(s['siteId'], s['templateName']) for s in schema_obj['sites']]
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if (site_id, template) not in sites:
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mso.fail_json(msg="Provided site/template '{0}-{1}' does not exist. Existing sites/templates: {2}".format(site, template, ', '.join(sites)))
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# Schema-access uses indexes
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site_idx = sites.index((site_id, template))
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# Path-based access uses site_id-template
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site_template = '{0}-{1}'.format(site_id, template)
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# Get VRF
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vrf_ref = mso.vrf_ref(schema_id=schema_id, template=template, vrf=vrf)
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vrfs = [v['vrfRef'] for v in schema_obj['sites'][site_idx]['vrfs']]
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if vrf_ref not in vrfs:
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mso.fail_json(msg="Provided vrf '{0}' does not exist. Existing vrfs: {1}".format(vrf, ', '.join(vrfs)))
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vrf_idx = vrfs.index(vrf_ref)
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# Get Region
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regions = [r['name'] for r in schema_obj['sites'][site_idx]['vrfs'][vrf_idx]['regions']]
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if region not in regions:
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mso.fail_json(msg="Provided region '{0}' does not exist. Existing regions: {1}".format(region, ', '.join(regions)))
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region_idx = regions.index(region)
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# Get CIDR
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cidrs = [c['ip'] for c in schema_obj['sites'][site_idx]['vrfs'][vrf_idx]['regions'][region_idx]['cidrs']]
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if cidr not in cidrs:
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mso.fail_json(msg="Provided CIDR IP '{0}' does not exist. Existing CIDR IPs: {1}".format(cidr, ', '.join(cidrs)))
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cidr_idx = cidrs.index(cidr)
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# Get Subnet
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subnets = [s['ip'] for s in schema_obj['sites'][site_idx]['vrfs'][vrf_idx]['regions'][region_idx]['cidrs'][cidr_idx]['subnets']]
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if subnet is not None and subnet in subnets:
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subnet_idx = subnets.index(subnet)
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subnet_path = '/sites/{0}/vrfs/{1}/regions/{2}/cidrs/{3}/subnets/{4}'.format(site_template, vrf, region, cidr_idx, subnet_idx)
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mso.existing = schema_obj['sites'][site_idx]['vrfs'][vrf_idx]['regions'][region_idx]['cidrs'][cidr_idx]['subnets'][subnet_idx]
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if state == 'query':
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if subnet is None:
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mso.existing = schema_obj['sites'][site_idx]['vrfs'][vrf_idx]['regions'][region_idx]['cidrs'][cidr_idx]['subnets']
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elif not mso.existing:
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mso.fail_json(msg="Subnet IP '{subnet}' not found".format(subnet=subnet))
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mso.exit_json()
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subnets_path = '/sites/{0}/vrfs/{1}/regions/{2}/cidrs/{3}/subnets'.format(site_template, vrf, region, cidr_idx)
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ops = []
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mso.previous = mso.existing
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if state == 'absent':
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if mso.existing:
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mso.sent = mso.existing = {}
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ops.append(dict(op='remove', path=subnet_path))
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elif state == 'present':
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payload = dict(
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ip=subnet,
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zone=zone,
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)
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mso.sanitize(payload, collate=True)
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if mso.existing:
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ops.append(dict(op='replace', path=subnet_path, value=mso.sent))
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else:
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ops.append(dict(op='add', path=subnets_path + '/-', value=mso.sent))
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mso.existing = mso.proposed
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if not module.check_mode:
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mso.request(schema_path, method='PATCH', data=ops)
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mso.exit_json()
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if __name__ == "__main__":
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main()
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