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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# 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/>.
#
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = """
module: vyos_system
author: Nathaniel Case (@Qalthos)
short_description: Run `set system` commands on VyOS devices
description:
- Runs one or more commands on remote devices running VyOS. This module can also be
introspected to validate key parameters before returning successfully.
version_added: 1.0.0
extends_documentation_fragment:
- vyos.vyos.vyos
notes:
- Tested against VyOS 1.1.8 (helium).
- This module works with connection C(network_cli). See L(the VyOS OS Platform Options,../network/user_guide/platform_vyos.html).
options:
host_name:
description:
- Configure the device hostname parameter. This option takes an ASCII string value.
type: str
domain_name:
description:
- The new domain name to apply to the device.
type: str
name_server:
description:
- A list of name servers to use with the device. Mutually exclusive with I(domain_search)
type: list
elements: str
aliases:
- name_servers
domain_search:
description:
- A list of domain names to search. Mutually exclusive with I(name_server)
type: list
elements: str
state:
description:
- Whether to apply (C(present)) or remove (C(absent)) the settings.
default: present
type: str
choices:
- present
- absent
"""
RETURN = """
commands:
description: The list of configuration mode commands to send to the device
returned: always
type: list
sample:
- set system hostname vyos01
- set system domain-name foo.example.com
"""
EXAMPLES = """
- name: configure hostname and domain-name
vyos.vyos.vyos_system:
host_name: vyos01
domain_name: test.example.com
- name: remove all configuration
vyos.vyos.vyos_system:
state: absent
- name: configure name servers
vyos.vyos.vyos_system: name_servers - 8.8.8.8 - 8.8.4.4
- name: configure domain search suffixes
vyos.vyos.vyos_system:
domain_search:
- sub1.example.com
- sub2.example.com
"""
from ansible.module_utils.basic import AnsibleModule
from ansible_collections.vyos.vyos.plugins.module_utils.network.vyos.vyos import (
get_config,
load_config,
)
from ansible_collections.vyos.vyos.plugins.module_utils.network.vyos.vyos import (
vyos_argument_spec,
)
def spec_key_to_device_key(key):
device_key = key.replace("_", "-")
# domain-search is longer than just it's key
if device_key == "domain-search":
device_key += " domain"
return device_key
def config_to_dict(module):
data = get_config(module)
config = {"domain_search": [], "name_server": []}
for line in data.split("\n"):
if line.startswith("set system host-name"):
config["host_name"] = line[22:-1]
elif line.startswith("set system domain-name"):
config["domain_name"] = line[24:-1]
elif line.startswith("set system domain-search domain"):
config["domain_search"].append(line[33:-1])
elif line.startswith("set system name-server"):
config["name_server"].append(line[24:-1])
return config
def spec_to_commands(want, have):
commands = []
state = want.pop("state")
# state='absent' by itself has special meaning
if state == "absent" and all(v is None for v in want.values()):
# Clear everything
for key in have:
commands.append("delete system %s" % spec_key_to_device_key(key))
for key in want:
if want[key] is None:
continue
current = have.get(key)
proposed = want[key]
device_key = spec_key_to_device_key(key)
# These keys are lists which may need to be reconciled with the device
if key in ["domain_search", "name_server"]:
if not proposed:
# Empty list was passed, delete all values
commands.append("delete system %s" % device_key)
for config in proposed:
if state == "absent" and config in current:
commands.append(
"delete system %s '%s'" % (device_key, config)
)
elif state == "present" and config not in current:
commands.append(
"set system %s '%s'" % (device_key, config)
)
else:
if state == "absent" and current and proposed:
commands.append("delete system %s" % device_key)
elif state == "present" and proposed and proposed != current:
commands.append("set system %s '%s'" % (device_key, proposed))
return commands
def map_param_to_obj(module):
return {
"host_name": module.params["host_name"],
"domain_name": module.params["domain_name"],
"domain_search": module.params["domain_search"],
"name_server": module.params["name_server"],
"state": module.params["state"],
}
def main():
argument_spec = dict(
host_name=dict(type="str"),
domain_name=dict(type="str"),
domain_search=dict(type="list", elements="str"),
name_server=dict(
type="list", aliases=["name_servers"], elements="str"
),
state=dict(
type="str", default="present", choices=["present", "absent"]
),
)
argument_spec.update(vyos_argument_spec)
module = AnsibleModule(
argument_spec=argument_spec,
supports_check_mode=True,
mutually_exclusive=[("domain_name", "domain_search")],
)
warnings = list()
result = {"changed": False, "warnings": warnings}
want = map_param_to_obj(module)
have = config_to_dict(module)
commands = spec_to_commands(want, have)
result["commands"] = commands
if commands:
commit = not module.check_mode
load_config(module, commands, commit=commit)
result["changed"] = True
module.exit_json(**result)
if __name__ == "__main__":
main()
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