Add ios_banner module (#22687)

With unit and integration tests.
pull/22782/head
Ricardo Carrillo Cruz 8 years ago committed by GitHub
parent 895664f539
commit 6e56a61535

@ -171,6 +171,7 @@ Ansible Changes By Release
* ipa_user
- ipinfoio_facts
- ios:
* ios_banner
* ios_system
* ios_vrf
- iosxr_system

@ -0,0 +1,163 @@
#!/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 = {'metadata_version': '1.0',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = """
---
module: ios_banner
version_added: "2.3"
author: "Ricardo Carrillo Cruz (@rcarrillocruz)"
short_description: Manage multiline banners on Cisco IOS devices
description:
- This will configure both login and motd banners on remote devices
running Cisco IOS. It allows playbooks to add or remote
banner text from the active running configuration.
extends_documentation_fragment: ios
options:
banner:
description:
- Specifies which banner that should be
configured on the remote device.
required: true
default: null
choices: ['login', 'banner']
text:
description:
- The banner text that should be
present in the remote device running configuration. This argument
accepts a multiline string. Requires I(state=present).
default: null
state:
description:
- Specifies whether or not the configuration is
present in the current devices active running configuration.
default: present
choices: ['present', 'absent']
"""
EXAMPLES = """
- name: configure the login banner
ios_banner:
banner: login
text: |
this is my login banner
that contains a multiline
string
state: present
- name: remove the motd banner
ios_banner:
banner: motd
state: absent
"""
RETURN = """
commands:
description: The list of configuration mode commands to send to the device
returned: always
type: list
sample:
- banner login
- this is my login banner
- that contains a multiline
- string
"""
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.ios import load_config, run_commands
from ansible.module_utils.ios import ios_argument_spec, check_args
def map_obj_to_commands(updates, module):
commands = list()
want, have = updates
state = module.params['state']
if state == 'absent' and have['text']:
commands.append('no banner %s' % module.params['banner'])
elif state == 'present':
if want['text'] and (want['text'] != have.get('text')):
banner_cmd = 'banner %s' % module.params['banner']
banner_cmd += ' @\n'
banner_cmd += want['text'].strip()
banner_cmd += '\n@'
commands.append(banner_cmd)
return commands
def map_config_to_obj(module):
output = run_commands(module, ['show banner %s' % module.params['banner']])
obj = {'banner': module.params['banner'], 'state': 'absent'}
if output:
obj['text'] = output[0]
obj['state'] = 'present'
return obj
def map_params_to_obj(module):
text = module.params['text']
if text:
text = 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=['login', 'motd']),
text=dict(),
state=dict(default='present', choices=['present', 'absent'])
)
argument_spec.update(ios_argument_spec)
required_if = [('state', 'present', ('text',))]
module = AnsibleModule(argument_spec=argument_spec,
required_if=required_if,
supports_check_mode=True)
warnings = list()
check_args(module, warnings)
result = {'changed': False}
if warnings:
result['warnings'] = warnings
want = map_params_to_obj(module)
have = map_config_to_obj(module)
commands = map_obj_to_commands((want, have), module)
result['commands'] = commands
if commands:
if not module.check_mode:
response = load_config(module, commands)
result['changed'] = True
module.exit_json(**result)
if __name__ == '__main__':
main()

@ -8,6 +8,7 @@
debug: false
roles:
- { role: ios_banner, when: "limit_to in ['*', 'ios_banner']" }
- { role: ios_command, when: "limit_to in ['*', 'ios_command']" }
- { role: ios_config, when: "limit_to in ['*', 'ios_config']" }
- { role: ios_facts, when: "limit_to in ['*', 'ios_facts']" }

@ -0,0 +1,2 @@
dependencies:
- prepare_ios_tests

@ -0,0 +1,15 @@
---
- name: collect all cli test cases
find:
paths: "{{ role_path }}/tests/cli"
patterns: "{{ testcase }}.yaml"
register: test_cases
- name: set test_items
set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
- name: run test case
include: "{{ test_case_to_run }}"
with_items: "{{ test_items }}"
loop_control:
loop_var: test_case_to_run

@ -0,0 +1,2 @@
---
- { include: cli.yaml, tags: ['cli'] }

@ -0,0 +1,51 @@
---
- name: setup - remove login
ios_banner:
banner: login
state: absent
authorize: yes
provider: "{{ cli }}"
- name: Set login
ios_banner:
banner: login
text: |
this is my login banner
that has a multiline
string
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- debug:
msg: "{{ result }}"
- assert:
that:
- "result.changed == true"
- "'this is my login banner' in result.commands"
- "'that has a multiline' in result.commands"
- name: Set login again (idempotent)
ios_banner:
banner: login
text: |
this is my login banner
that has a multiline
string
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- "result.changed == false"
- "result.commands | length == 0"
# FIXME add in tests for everything defined in docs
# FIXME Test state:absent + test:
# FIXME Without powers ensure "privileged mode required"

@ -0,0 +1,50 @@
---
- name: setup - remove motd
ios_banner:
banner: motd
state: absent
authorize: yes
- name: Set motd
ios_banner:
banner: motd
text: |
this is my motd banner
that has a multiline
string
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- debug:
msg: "{{ result }}"
- assert:
that:
- "result.changed == true"
- "'this is my motd banner' in result.commands"
- "'that has a multiline' in result.commands"
- name: Set motd again (idempotent)
ios_banner:
banner: motd
text: |
this is my motd banner
that has a multiline
string
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- "result.changed == false"
- "result.commands | length == 0"
# FIXME add in tests for everything defined in docs
# FIXME Test state:absent + test:
# FIXME Without powers ensure "privileged mode required"

@ -0,0 +1,44 @@
---
- name: Setup
ios_banner:
banner: login
text: |
Junk login banner
over multiple lines
state: present
authorize: yes
provider: "{{ cli }}"
- name: remove login
ios_banner:
banner: login
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- debug:
msg: "{{ result }}"
- assert:
that:
- "result.changed == true"
- "'no banner login' in result.commands" # does this break due to "contains?"
- name: remove login (idempotent)
ios_banner:
banner: login
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- "result.changed == false"
- "result.commands | length == 0"
# FIXME add in tests for everything defined in docs
# FIXME Test state:absent + test:
# FIXME Without powers ensure "privileged mode required"

@ -0,0 +1,3 @@
this is a sample
mulitline banner
used for testing

@ -0,0 +1,59 @@
# 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/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import json
from ansible.compat.tests.mock import patch
from ansible.modules.network.ios import ios_banner
from .ios_module import TestIosModule, load_fixture, set_module_args
class TestIosBannerModule(TestIosModule):
module = ios_banner
def setUp(self):
self.mock_run_commands = patch('ansible.modules.network.ios.ios_banner.run_commands')
self.run_commands = self.mock_run_commands.start()
self.mock_load_config = patch('ansible.modules.network.ios.ios_banner.load_config')
self.load_config = self.mock_load_config.start()
def tearDown(self):
self.mock_run_commands.stop()
self.mock_load_config.stop()
def load_fixtures(self, commands=None):
self.run_commands.return_value = [load_fixture('ios_banner_show_banner.txt').strip()]
self.load_config.return_value = dict(diff=None, session='session')
def test_ios_banner_create(self):
set_module_args(dict(banner='login', text='test\nbanner\nstring'))
commands = ['banner login @\ntest\nbanner\nstring\n@']
self.execute_module(changed=True, commands=commands)
def test_ios_banner_remove(self):
set_module_args(dict(banner='login', state='absent'))
commands = ['no banner login']
self.execute_module(changed=True, commands=commands)
def test_ios_banner_nochange(self):
banner_text = load_fixture('ios_banner_show_banner.txt').strip()
set_module_args(dict(banner='login', text=banner_text))
self.execute_module()
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