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community.general/plugins/modules/network/onyx/onyx_vlan.py

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2020-03-09 10:11:07 +01:00
#!/usr/bin/python
#
# Copyright: Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: onyx_vlan
author: "Samer Deeb (@samerd) Alex Tabachnik (@atabachnik)"
short_description: Manage VLANs on Mellanox ONYX network devices
description:
- This module provides declarative management of VLANs
on Mellanox ONYX network devices.
options:
name:
description:
- Name of the VLAN.
vlan_id:
description:
- ID of the VLAN.
aggregate:
description: List of VLANs definitions.
purge:
description:
- Purge VLANs not defined in the I(aggregate) parameter.
default: no
type: bool
state:
description:
- State of the VLAN configuration.
default: present
choices: ['present', 'absent']
'''
EXAMPLES = """
- name: configure VLAN ID and name
onyx_vlan:
vlan_id: 20
name: test-vlan
- name: remove configuration
onyx_vlan:
state: absent
"""
RETURN = """
commands:
description: The list of configuration mode commands to send to the device
returned: always.
type: list
sample:
- vlan 20
- name test-vlan
- exit
"""
from copy import deepcopy
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.six import iteritems
from ansible_collections.ansible.netcommon.plugins.module_utils.network.common.utils import remove_default_spec
from ansible_collections.community.general.plugins.module_utils.network.onyx.onyx import BaseOnyxModule
from ansible_collections.community.general.plugins.module_utils.network.onyx.onyx import show_cmd
class OnyxVlanModule(BaseOnyxModule):
_purge = False
@classmethod
def _get_element_spec(cls):
return dict(
vlan_id=dict(type='int'),
name=dict(type='str'),
state=dict(default='present', choices=['present', 'absent']),
)
@classmethod
def _get_aggregate_spec(cls, element_spec):
aggregate_spec = deepcopy(element_spec)
aggregate_spec['vlan_id'] = dict(required=True)
# remove default in aggregate spec, to handle common arguments
remove_default_spec(aggregate_spec)
return aggregate_spec
def init_module(self):
""" module initialization
"""
element_spec = self._get_element_spec()
aggregate_spec = self._get_aggregate_spec(element_spec)
argument_spec = dict(
aggregate=dict(type='list', elements='dict',
options=aggregate_spec),
purge=dict(default=False, type='bool'),
)
argument_spec.update(element_spec)
required_one_of = [['vlan_id', 'aggregate']]
mutually_exclusive = [['vlan_id', 'aggregate']]
self._module = AnsibleModule(
argument_spec=argument_spec,
required_one_of=required_one_of,
mutually_exclusive=mutually_exclusive,
supports_check_mode=True)
def validate_vlan_id(self, value):
if value and not 1 <= int(value) <= 4094:
self._module.fail_json(msg='vlan id must be between 1 and 4094')
def get_required_config(self):
self._required_config = list()
module_params = self._module.params
aggregate = module_params.get('aggregate')
self._purge = module_params.get('purge', False)
if aggregate:
for item in aggregate:
for key in item:
if item.get(key) is None:
item[key] = module_params[key]
self.validate_param_values(item, item)
req_item = item.copy()
req_item['vlan_id'] = int(req_item['vlan_id'])
self._required_config.append(req_item)
else:
params = {
'vlan_id': module_params['vlan_id'],
'name': module_params['name'],
'state': module_params['state'],
}
self.validate_param_values(params)
self._required_config.append(params)
def _create_vlan_data(self, vlan_id, vlan_data):
if self._os_version >= self.ONYX_API_VERSION:
vlan_data = vlan_data[0]
return {
'vlan_id': vlan_id,
'name': self.get_config_attr(vlan_data, 'Name')
}
def _get_vlan_config(self):
return show_cmd(self._module, "show vlan")
def load_current_config(self):
# called in base class in run function
self._os_version = self._get_os_version()
self._current_config = dict()
vlan_config = self._get_vlan_config()
if not vlan_config:
return
for vlan_id, vlan_data in iteritems(vlan_config):
try:
vlan_id = int(vlan_id)
except ValueError:
continue
self._current_config[vlan_id] = \
self._create_vlan_data(vlan_id, vlan_data)
def generate_commands(self):
req_vlans = set()
for req_conf in self._required_config:
state = req_conf['state']
vlan_id = req_conf['vlan_id']
if state == 'absent':
if vlan_id in self._current_config:
self._commands.append('no vlan %s' % vlan_id)
else:
req_vlans.add(vlan_id)
self._generate_vlan_commands(vlan_id, req_conf)
if self._purge:
for vlan_id in self._current_config:
if vlan_id not in req_vlans:
self._commands.append('no vlan %s' % vlan_id)
def _generate_vlan_commands(self, vlan_id, req_conf):
curr_vlan = self._current_config.get(vlan_id, {})
if not curr_vlan:
self._commands.append("vlan %s" % vlan_id)
self._commands.append("exit")
req_name = req_conf['name']
curr_name = curr_vlan.get('name')
if req_name:
if req_name != curr_name:
self._commands.append("vlan %s name %s" % (vlan_id, req_name))
elif req_name is not None:
if curr_name:
self._commands.append("vlan %s no name" % vlan_id)
def main():
""" main entry point for module execution
"""
OnyxVlanModule.main()
if __name__ == '__main__':
main()