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#!/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/>.
#
ANSIBLE_METADATA = {'status': ['preview'],
'supported_by': 'community',
'version': '1.0'}
DOCUMENTATION = '''
---
module: nxos_pim
extends_documentation_fragment: nxos
version_added: "2.2"
short_description: Manages configuration of a PIM instance.
description:
- Manages configuration of a Protocol Independent Multicast (PIM) instance.
author: Gabriele Gerbino (@GGabriele)
options:
ssm_range:
description:
- Configure group ranges for Source Specific Multicast (SSM).
Valid values are multicast addresses or the keyword 'none'.
required: true
'''
EXAMPLES = '''
- nxos_pim:
ssm_range: "232.0.0.0/8"
username: "{{ un }}"
password: "{{ pwd }}"
host: "{{ inventory_hostname }}"
'''
RETURN = '''
proposed:
description: k/v pairs of parameters passed into module
returned: verbose mode
type: dict
sample: {"ssm_range": "232.0.0.0/8"}
existing:
description: k/v pairs of existing PIM configuration
returned: verbose mode
type: dict
sample: {"ssm_range": none}
end_state:
description: k/v pairs of BGP configuration after module execution
returned: verbose mode
type: dict
sample: {"ssm_range": "232.0.0.0/8"}
updates:
description: commands sent to the device
returned: always
type: list
sample: ["ip pim ssm range 232.0.0.0/8"]
changed:
description: check to see if a change was made on the device
returned: always
type: boolean
sample: true
'''
import re
from ansible.module_utils.nxos import get_config, load_config, run_commands
from ansible.module_utils.nxos import nxos_argument_spec, check_args
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.netcfg import CustomNetworkConfig
import re
PARAM_TO_COMMAND_KEYMAP = {
'ssm_range': 'ip pim ssm range'
}
PARAM_TO_DEFAULT_KEYMAP = {}
WARNINGS = []
def invoke(name, *args, **kwargs):
func = globals().get(name)
if func:
return func(*args, **kwargs)
def get_value(arg, config, module):
REGEX = re.compile(r'(?:{0}\s)(?P<value>.*)$'.format(PARAM_TO_COMMAND_KEYMAP[arg]), re.M)
value = ''
if PARAM_TO_COMMAND_KEYMAP[arg] in config:
value = REGEX.search(config).group('value')
return value
def get_existing(module, args):
existing = {}
config = str(get_config(module))
for arg in args:
existing[arg] = get_value(arg, config, module)
return existing
def apply_key_map(key_map, table):
new_dict = {}
for key, value in table.items():
new_key = key_map.get(key)
if new_key:
value = table.get(key)
if value:
new_dict[new_key] = value
else:
new_dict[new_key] = value
return new_dict
def get_commands(module, existing, proposed, candidate):
commands = list()
proposed_commands = apply_key_map(PARAM_TO_COMMAND_KEYMAP, proposed)
existing_commands = apply_key_map(PARAM_TO_COMMAND_KEYMAP, existing)
for key, value in proposed_commands.items():
command = '{0} {1}'.format(key, value)
commands.append(command)
if commands:
candidate.add(commands, parents=[])
def main():
argument_spec = dict(
ssm_range=dict(required=True, type='str'),
m_facts=dict(required=False, default=False, type='bool'),
include_defaults=dict(default=False),
config=dict(),
save=dict(type='bool', default=False)
)
argument_spec.update(nxos_argument_spec)
module = AnsibleModule(argument_spec=argument_spec,
supports_check_mode=True)
warnings = list()
check_args(module, warnings)
splitted_ssm_range = module.params['ssm_range'].split('.')
if len(splitted_ssm_range) != 4 and module.params['ssm_range'] != 'none':
module.fail_json(msg="Valid ssm_range values are multicast addresses "
"or the keyword 'none'.")
args = [
'ssm_range'
]
existing = invoke('get_existing', module, args)
end_state = existing
proposed = dict((k, v) for k, v in module.params.items()
if v is not None and k in args)
result = {}
candidate = CustomNetworkConfig(indent=3)
invoke('get_commands', module, existing, proposed, candidate)
try:
response = load_config(module, candidate)
result.update(response)
except ShellError:
exc = get_exception()
module.fail_json(msg=str(exc))
if module._verbosity > 0:
end_state = invoke('get_existing', module, args)
result['end_state'] = end_state
result['existing'] = existing
result['proposed'] = proposed
if WARNINGS:
result['warnings'] = WARNINGS
module.exit_json(**result)
if __name__ == '__main__':
main()
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