Peter Sprygada
GitHub
commit
9377666fc4
1 changed files with 432 additions and 0 deletions
432
network/nxos/nxos_vrf_af.py
Normal file
432
network/nxos/nxos_vrf_af.py
Normal file
|
|
@ -0,0 +1,432 @@
|
|||
#!/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/>.
|
||||
#
|
||||
|
||||
DOCUMENTATION = '''
|
||||
---
|
||||
module: nxos_vrf_af
|
||||
version_added: "2.2"
|
||||
short_description: Manages VRF AF.
|
||||
description:
|
||||
- Manages VRF AF
|
||||
author: Gabriele Gerbino (@GGabriele)
|
||||
extends_documentation_fragment: nxos
|
||||
notes:
|
||||
- Default, where supported, restores params default value.
|
||||
options:
|
||||
vrf:
|
||||
description:
|
||||
- Name of the VRF.
|
||||
required: true
|
||||
afi:
|
||||
description:
|
||||
- Address-Family Identifier (AFI).
|
||||
required: true
|
||||
choices: ['ipv4', 'ipv6']
|
||||
default: null
|
||||
safi:
|
||||
description:
|
||||
- Sub Address-Family Identifier (SAFI).
|
||||
required: true
|
||||
choices: ['unicast', 'multicast']
|
||||
default: null
|
||||
route_target_both_auto_evpn:
|
||||
description:
|
||||
- Enable/Disable the EVPN route-target 'auto' setting for both
|
||||
import and export target communities.
|
||||
required: false
|
||||
choices: ['true', 'false']
|
||||
default: null
|
||||
state:
|
||||
description:
|
||||
- Determines whether the config should be present or
|
||||
not on the device.
|
||||
required: false
|
||||
default: present
|
||||
choices: ['present','absent']
|
||||
'''
|
||||
EXAMPLES = '''
|
||||
- nxos_vrf_af:
|
||||
interface=nve1
|
||||
vni=6000
|
||||
ingress_replication=true
|
||||
username: "{{ un }}"
|
||||
password: "{{ pwd }}"
|
||||
host: "{{ inventory_hostname }}"
|
||||
'''
|
||||
RETURN = '''
|
||||
proposed:
|
||||
description: k/v pairs of parameters passed into module
|
||||
returned: verbose mode
|
||||
type: dict
|
||||
sample: {"afi": "ipv4", "route_target_both_auto_evpn": true,
|
||||
"safi": "unicast", "vrf": "test"}
|
||||
existing:
|
||||
description: k/v pairs of existing configuration
|
||||
returned: verbose mode
|
||||
type: dict
|
||||
sample: {"afi": "ipv4", "route_target_both_auto_evpn": false,
|
||||
"safi": "unicast", "vrf": "test"}
|
||||
end_state:
|
||||
description: k/v pairs of configuration after module execution
|
||||
returned: verbose mode
|
||||
type: dict
|
||||
sample: {"afi": "ipv4", "route_target_both_auto_evpn": true,
|
||||
"safi": "unicast", "vrf": "test"}
|
||||
updates:
|
||||
description: commands sent to the device
|
||||
returned: always
|
||||
type: list
|
||||
sample: ["vrf context test", "address-family ipv4 unicast",
|
||||
"route-target both auto evpn"]
|
||||
changed:
|
||||
description: check to see if a change was made on the device
|
||||
returned: always
|
||||
type: boolean
|
||||
sample: true
|
||||
'''
|
||||
|
||||
# COMMON CODE FOR MIGRATION
|
||||
import re
|
||||
|
||||
from ansible.module_utils.basic import get_exception
|
||||
from ansible.module_utils.netcfg import NetworkConfig, ConfigLine
|
||||
from ansible.module_utils.shell import ShellError
|
||||
|
||||
try:
|
||||
from ansible.module_utils.nxos import get_module
|
||||
except ImportError:
|
||||
from ansible.module_utils.nxos import NetworkModule
|
||||
|
||||
|
||||
def to_list(val):
|
||||
if isinstance(val, (list, tuple)):
|
||||
return list(val)
|
||||
elif val is not None:
|
||||
return [val]
|
||||
else:
|
||||
return list()
|
||||
|
||||
|
||||
class CustomNetworkConfig(NetworkConfig):
|
||||
|
||||
def expand_section(self, configobj, S=None):
|
||||
if S is None:
|
||||
S = list()
|
||||
S.append(configobj)
|
||||
for child in configobj.children:
|
||||
if child in S:
|
||||
continue
|
||||
self.expand_section(child, S)
|
||||
return S
|
||||
|
||||
def get_object(self, path):
|
||||
for item in self.items:
|
||||
if item.text == path[-1]:
|
||||
parents = [p.text for p in item.parents]
|
||||
if parents == path[:-1]:
|
||||
return item
|
||||
|
||||
def to_block(self, section):
|
||||
return '\n'.join([item.raw for item in section])
|
||||
|
||||
def get_section(self, path):
|
||||
try:
|
||||
section = self.get_section_objects(path)
|
||||
return self.to_block(section)
|
||||
except ValueError:
|
||||
return list()
|
||||
|
||||
def get_section_objects(self, path):
|
||||
if not isinstance(path, list):
|
||||
path = [path]
|
||||
obj = self.get_object(path)
|
||||
if not obj:
|
||||
raise ValueError('path does not exist in config')
|
||||
return self.expand_section(obj)
|
||||
|
||||
|
||||
def add(self, lines, parents=None):
|
||||
"""Adds one or lines of configuration
|
||||
"""
|
||||
|
||||
ancestors = list()
|
||||
offset = 0
|
||||
obj = None
|
||||
|
||||
## global config command
|
||||
if not parents:
|
||||
for line in to_list(lines):
|
||||
item = ConfigLine(line)
|
||||
item.raw = line
|
||||
if item not in self.items:
|
||||
self.items.append(item)
|
||||
|
||||
else:
|
||||
for index, p in enumerate(parents):
|
||||
try:
|
||||
i = index + 1
|
||||
obj = self.get_section_objects(parents[:i])[0]
|
||||
ancestors.append(obj)
|
||||
|
||||
except ValueError:
|
||||
# add parent to config
|
||||
offset = index * self.indent
|
||||
obj = ConfigLine(p)
|
||||
obj.raw = p.rjust(len(p) + offset)
|
||||
if ancestors:
|
||||
obj.parents = list(ancestors)
|
||||
ancestors[-1].children.append(obj)
|
||||
self.items.append(obj)
|
||||
ancestors.append(obj)
|
||||
|
||||
# add child objects
|
||||
for line in to_list(lines):
|
||||
# check if child already exists
|
||||
for child in ancestors[-1].children:
|
||||
if child.text == line:
|
||||
break
|
||||
else:
|
||||
offset = len(parents) * self.indent
|
||||
item = ConfigLine(line)
|
||||
item.raw = line.rjust(len(line) + offset)
|
||||
item.parents = ancestors
|
||||
ancestors[-1].children.append(item)
|
||||
self.items.append(item)
|
||||
|
||||
|
||||
def get_network_module(**kwargs):
|
||||
try:
|
||||
return get_module(**kwargs)
|
||||
except NameError:
|
||||
return NetworkModule(**kwargs)
|
||||
|
||||
def get_config(module, include_defaults=False):
|
||||
config = module.params['config']
|
||||
if not config:
|
||||
try:
|
||||
config = module.get_config()
|
||||
except AttributeError:
|
||||
defaults = module.params['include_defaults']
|
||||
config = module.config.get_config(include_defaults=defaults)
|
||||
return CustomNetworkConfig(indent=2, contents=config)
|
||||
|
||||
def load_config(module, candidate):
|
||||
config = get_config(module)
|
||||
|
||||
commands = candidate.difference(config)
|
||||
commands = [str(c).strip() for c in commands]
|
||||
|
||||
save_config = module.params['save']
|
||||
|
||||
result = dict(changed=False)
|
||||
|
||||
if commands:
|
||||
if not module.check_mode:
|
||||
try:
|
||||
module.configure(commands)
|
||||
except AttributeError:
|
||||
module.config(commands)
|
||||
|
||||
if save_config:
|
||||
try:
|
||||
module.config.save_config()
|
||||
except AttributeError:
|
||||
module.execute(['copy running-config startup-config'])
|
||||
|
||||
result['changed'] = True
|
||||
result['updates'] = commands
|
||||
|
||||
return result
|
||||
# END OF COMMON CODE
|
||||
|
||||
BOOL_PARAMS = ['route_target_both_auto_evpn']
|
||||
PARAM_TO_COMMAND_KEYMAP = {
|
||||
'route_target_both_auto_evpn': 'route-target both auto evpn',
|
||||
}
|
||||
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):
|
||||
if arg in BOOL_PARAMS:
|
||||
REGEX = re.compile(r'\s+{0}\s*$'.format(PARAM_TO_COMMAND_KEYMAP[arg]), re.M)
|
||||
value = False
|
||||
try:
|
||||
if REGEX.search(config):
|
||||
value = True
|
||||
except TypeError:
|
||||
value = False
|
||||
else:
|
||||
REGEX = re.compile(r'(?:{0}\s)(?P<value>.*)$'.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 = {}
|
||||
netcfg = get_config(module)
|
||||
|
||||
parents = ['vrf context {0}'.format(module.params['vrf'])]
|
||||
parents.append('address-family {0} {1}'.format(module.params['afi'],
|
||||
module.params['safi']))
|
||||
config = netcfg.get_section(parents)
|
||||
if config:
|
||||
splitted_config = config.splitlines()
|
||||
vrf_index = False
|
||||
for index in range(0, len(splitted_config) - 1):
|
||||
if 'vrf' in splitted_config[index].strip():
|
||||
vrf_index = index
|
||||
break
|
||||
if vrf_index:
|
||||
config = '\n'.join(splitted_config[0:vrf_index])
|
||||
|
||||
for arg in args:
|
||||
if arg not in ['afi', 'safi', 'vrf']:
|
||||
existing[arg] = get_value(arg, config, module)
|
||||
|
||||
existing['afi'] = module.params['afi']
|
||||
existing['safi'] = module.params['safi']
|
||||
existing['vrf'] = module.params['vrf']
|
||||
|
||||
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 state_present(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.iteritems():
|
||||
if value is True:
|
||||
commands.append(key)
|
||||
|
||||
elif value is False:
|
||||
commands.append('no {0}'.format(key))
|
||||
|
||||
elif value == 'default':
|
||||
if existing_commands.get(key):
|
||||
existing_value = existing_commands.get(key)
|
||||
commands.append('no {0} {1}'.format(key, existing_value))
|
||||
else:
|
||||
command = '{0} {1}'.format(key, value.lower())
|
||||
commands.append(command)
|
||||
|
||||
if commands:
|
||||
parents = ['vrf context {0}'.format(module.params['vrf'])]
|
||||
parents.append('address-family {0} {1}'.format(module.params['afi'],
|
||||
module.params['safi']))
|
||||
candidate.add(commands, parents=parents)
|
||||
|
||||
|
||||
def state_absent(module, existing, proposed, candidate):
|
||||
commands = []
|
||||
parents = ['vrf context {0}'.format(module.params['vrf'])]
|
||||
commands.append('no address-family {0} {1}'.format(module.params['afi'],
|
||||
module.params['safi']))
|
||||
candidate.add(commands, parents=parents)
|
||||
|
||||
|
||||
def main():
|
||||
argument_spec = dict(
|
||||
vrf=dict(required=True, type='str'),
|
||||
safi=dict(required=True, type='str', choices=['unicast','multicast']),
|
||||
afi=dict(required=True, type='str', choices=['ipv4','ipv6']),
|
||||
route_target_both_auto_evpn=dict(required=False, type='bool'),
|
||||
m_facts=dict(required=False, default=False, type='bool'),
|
||||
state=dict(choices=['present', 'absent'], default='present',
|
||||
required=False),
|
||||
include_defaults=dict(default=False),
|
||||
config=dict(),
|
||||
save=dict(type='bool', default=False)
|
||||
)
|
||||
module = get_network_module(argument_spec=argument_spec,
|
||||
supports_check_mode=True)
|
||||
|
||||
state = module.params['state']
|
||||
|
||||
args = [
|
||||
'vrf',
|
||||
'safi',
|
||||
'afi',
|
||||
'route_target_both_auto_evpn'
|
||||
]
|
||||
|
||||
existing = invoke('get_existing', module, args)
|
||||
end_state = existing
|
||||
proposed_args = dict((k, v) for k, v in module.params.iteritems()
|
||||
if v is not None and k in args)
|
||||
|
||||
proposed = {}
|
||||
for key, value in proposed_args.iteritems():
|
||||
if key != 'interface':
|
||||
if str(value).lower() == 'default':
|
||||
value = PARAM_TO_DEFAULT_KEYMAP.get(key)
|
||||
if value is None:
|
||||
value = 'default'
|
||||
if existing.get(key) or (not existing.get(key) and value):
|
||||
proposed[key] = value
|
||||
|
||||
result = {}
|
||||
if state == 'present' or (state == 'absent' and existing):
|
||||
candidate = CustomNetworkConfig(indent=3)
|
||||
invoke('state_%s' % state, module, existing, proposed, candidate)
|
||||
|
||||
try:
|
||||
response = load_config(module, candidate)
|
||||
result.update(response)
|
||||
except ShellError:
|
||||
exc = get_exception()
|
||||
module.fail_json(msg=str(exc))
|
||||
else:
|
||||
result['updates'] = []
|
||||
|
||||
result['connected'] = module.connected
|
||||
if module._verbosity > 0:
|
||||
end_state = invoke('get_existing', module, args)
|
||||
result['end_state'] = end_state
|
||||
result['existing'] = existing
|
||||
result['proposed'] = proposed_args
|
||||
|
||||
if WARNINGS:
|
||||
result['warnings'] = WARNINGS
|
||||
|
||||
module.exit_json(**result)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
Loading…
Reference in a new issue