diff options
| author | Bradley A. Thornton <bthornto@thethorntons.net> | 2019-08-08 10:51:33 -0700 | 
|---|---|---|
| committer | Bradley A. Thornton <bthornto@thethorntons.net> | 2019-08-08 10:51:33 -0700 | 
| commit | ba99fb9d041f63f5d300956daabefeb0a86edb06 (patch) | |
| tree | cedee2681cb3b629e4bf3cc56dbd3ec46aeee123 /plugins/modules/vyos_banner.py | |
| parent | 401cd33cbfa3cb623b5f6deb0f24911527d905c2 (diff) | |
| download | vyos.vyos-ba99fb9d041f63f5d300956daabefeb0a86edb06.tar.gz vyos.vyos-ba99fb9d041f63f5d300956daabefeb0a86edb06.zip | |
reroot
Diffstat (limited to 'plugins/modules/vyos_banner.py')
| -rw-r--r-- | plugins/modules/vyos_banner.py | 178 | 
1 files changed, 178 insertions, 0 deletions
| diff --git a/plugins/modules/vyos_banner.py b/plugins/modules/vyos_banner.py new file mode 100644 index 00000000..06d5a305 --- /dev/null +++ b/plugins/modules/vyos_banner.py @@ -0,0 +1,178 @@ +#!/usr/bin/python +# -*- coding: utf-8 -*- + +# (c) 2017, Ansible by Red Hat, inc +# +# This file is part of Ansible by Red Hat +# +# 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 = {'metadata_version': '1.1', +                    'status': ['preview'], +                    'supported_by': 'network'} + +DOCUMENTATION = """ +--- +module: vyos_banner +version_added: "2.4" +author: "Trishna Guha (@trishnaguha)" +short_description: Manage multiline banners on VyOS devices +description: +  - This will configure both pre-login and post-login banners on remote +    devices running VyOS. It allows playbooks to add or remote +    banner text from the active running configuration. +notes: +  - Tested against VYOS 1.1.7 +options: +  banner: +    description: +      - Specifies which banner that should be +        configured on the remote device. +    required: true +    choices: ['pre-login', 'post-login'] +  text: +    description: +      - The banner text that should be +        present in the remote device running configuration. This argument +        accepts a multiline string, with no empty lines. Requires I(state=present). +  state: +    description: +      - Specifies whether or not the configuration is present in the current +        devices active running configuration. +    default: present +    choices: ['present', 'absent'] +extends_documentation_fragment: vyos +""" + +EXAMPLES = """ +- name: configure the pre-login banner +  vyos_banner: +    banner: pre-login +    text: | +      this is my pre-login banner +      that contains a multiline +      string +    state: present +- name: remove the post-login banner +  vyos_banner: +    banner: post-login +    state: absent +""" + +RETURN = """ +commands: +  description: The list of configuration mode commands to send to the device +  returned: always +  type: list +  sample: +    - banner pre-login +    - this is my pre-login banner +    - that contains a multiline +    - string +""" + +import re + +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_to_commands(updates, module): +    commands = list() +    want, have = updates +    state = module.params['state'] + +    if state == 'absent': +        if have.get('state') != 'absent' or (have.get('state') != 'absent' and +                                             'text' in have.keys() and have['text']): +            commands.append('delete system login banner %s' % module.params['banner']) + +    elif state == 'present': +        if want['text'] and want['text'].encode().decode('unicode_escape') != have.get('text'): +            banner_cmd = 'set system login banner %s ' % module.params['banner'] +            banner_cmd += want['text'].strip() +            commands.append(banner_cmd) + +    return commands + + +def config_to_dict(module): +    data = get_config(module) +    output = None +    obj = {'banner': module.params['banner'], 'state': 'absent'} + +    for line in data.split('\n'): +        if line.startswith('set system login banner %s' % obj['banner']): +            match = re.findall(r'%s (.*)' % obj['banner'], line, re.M) +            output = match +    if output: +        obj['text'] = output[0].encode().decode('unicode_escape') +        obj['state'] = 'present' + +    return obj + + +def map_params_to_obj(module): +    text = module.params['text'] +    if text: +        text = "%r" % (str(text).strip()) + +    return { +        'banner': module.params['banner'], +        'text': text, +        'state': module.params['state'] +    } + + +def main(): +    """ main entry point for module execution +    """ +    argument_spec = dict( +        banner=dict(required=True, choices=['pre-login', 'post-login']), +        text=dict(), +        state=dict(default='present', choices=['present', 'absent']) +    ) + +    argument_spec.update(vyos_argument_spec) + +    required_if = [('state', 'present', ('text',))] + +    module = AnsibleModule(argument_spec=argument_spec, +                           required_if=required_if, +                           supports_check_mode=True) + +    warnings = list() + +    result = {'changed': False} +    if warnings: +        result['warnings'] = warnings + +    want = map_params_to_obj(module) +    have = config_to_dict(module) + +    commands = spec_to_commands((want, have), module) +    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() | 
