Add ios_logging implementation module (#26785)

* Add ios_logging implementation module

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* fix doc

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* integration test net_logging and ios_logging

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* modify the module code

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* modify the module code

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* change collection to aggregate

* fix buffer size logic

* fix pep8 issues
pull/25330/head
Trishna Guha 7 years ago committed by GitHub
parent 033a68d453
commit c38bccb3c4

@ -0,0 +1,355 @@
#!/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': '1.0',
'status': ['preview'],
'supported_by': 'core'}
DOCUMENTATION = """
---
module: ios_logging
version_added: "2.4"
author: "Trishna Guha (@trishnag)"
short_description: Manage logging on network devices
description:
- This module provides declarative management of logging
on Cisco Ios devices.
options:
dest:
description:
- Destination of the logs.
choices: ['on', 'host', console', 'monitor', 'buffered']
name:
description:
- If value of C(dest) is I(file) it indicates file-name,
for I(user) it indicates username and for I(host) indicates
the host name to be notified.
size:
description:
- Size of buffer. The acceptable value is in range from 4096 to
4294967295 bytes.
facility:
description:
- Set logging facility.
level:
description:
- Set logging severity levels.
collection:
description: List of logging definitions.
purge:
description:
- Purge logging not defined in the collections parameter.
default: no
state:
description:
- State of the logging configuration.
default: present
choices: ['present', 'absent']
"""
EXAMPLES = """
- name: configure host logging
ios_logging:
dest: host
name: 172.16.0.1
state: present
- name: remove host logging configuration
ios_logging:
dest: host
name: 172.16.0.1
state: absent
- name: configure console logging level and facility
ios_logging:
dest: console
facility: local7
level: debugging
state: present
- name: enable logging to all
ios_logging:
dest : on
- name: configure buffer size
ios_logging:
dest: buffered
size: 5000
"""
RETURN = """
commands:
description: The list of configuration mode commands to send to the device
returned: always
type: list
sample:
- logging facility local7
- logging host 172.16.0.1
"""
import re
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.ios import get_config, load_config
from ansible.module_utils.ios import ios_argument_spec, check_args
def validate_size(value, module):
if value:
if not int(4096) <= value <= int(4294967295):
module.fail_json(msg='size must be between 4096 and 4294967295')
else:
return value
def map_obj_to_commands(updates, module):
commands = list()
want, have = updates
for w in want:
dest = w['dest']
name = w['name']
size = w['size']
facility = w['facility']
level = w['level']
state = w['state']
del w['state']
if state == 'absent' and w in have:
if dest == 'host':
commands.append('no logging host {}'.format(name))
elif dest:
commands.append('no logging {}'.format(dest))
else:
module.fail_json(msg='dest must be among console, monitor, buffered, host, on')
if facility:
commands.append('no logging facility {}'.format(facility))
if state == 'present' and w not in have:
if facility:
commands.append('logging facility {}'.format(facility))
if dest == 'host':
commands.append('logging host {}'.format(name))
elif dest == 'on':
commands.append('logging on')
elif dest == 'buffered' and size:
commands.append('logging buffered {}'.format(size))
else:
dest_cmd = 'logging {}'.format(dest)
if level:
dest_cmd += ' {}'.format(level)
commands.append(dest_cmd)
return commands
def parse_facility(line):
match = re.search(r'logging facility (\S+)', line, re.M)
if match:
facility = match.group(1)
else:
facility = 'local7'
return facility
def parse_size(line, dest):
size = None
if dest == 'buffered':
match = re.search(r'logging buffered (\S+)', line, re.M)
if match:
try:
int_size = int(match.group(1))
except ValueError:
int_size = None
if int_size:
if isinstance(int_size, int):
size = str(match.group(1))
else:
size = str(4096)
return size
def parse_name(line, dest):
if dest == 'host':
match = re.search(r'logging host (\S+)', line, re.M)
if match:
name = match.group(1)
else:
name = None
return name
def parse_level(line, dest):
level_group = ('emergencies', 'alerts', 'critical', 'errors', 'warnings',
'notifications', 'informational', 'debugging')
if dest == 'host':
level = 'debugging'
else:
match = re.search(r'logging {} (\S+)'.format(dest), line, re.M)
if match:
if match.group(1) in level_group:
level = match.group(1)
else:
level = 'debugging'
else:
level = 'debugging'
return level
def map_config_to_obj(module):
obj = []
dest_group = ('console', 'host', 'monitor', 'buffered', 'on')
data = get_config(module, flags=['| section logging'])
for line in data.split('\n'):
match = re.search(r'logging (\S+)', line, re.M)
if match.group(1) in dest_group:
dest = match.group(1)
else:
pass
obj.append({'dest': dest,
'name': parse_name(line, dest),
'size': parse_size(line, dest),
'facility': parse_facility(line),
'level': parse_level(line, dest)})
return obj
def map_params_to_obj(module):
obj = []
if 'aggregate' in module.params and module.params['aggregate']:
for c in module.params['aggregate']:
d = c.copy()
if d['dest'] != 'host':
d['name'] = None
if 'state' not in d:
d['state'] = module.params['state']
if 'facility' not in d:
d['facility'] = module.params['facility']
if 'level' not in d:
d['level'] = module.params['level']
if d['dest'] == 'buffered':
if 'size' in d:
d['size'] = str(validate_size(d['size'], module))
elif 'size' not in d:
d['size'] = str(4096)
else:
pass
if d['dest'] != 'buffered':
d['size'] = None
obj.append(d)
else:
if module.params['dest'] != 'host':
module.params['name'] = None
if module.params['dest'] == 'buffered':
if not module.params['size']:
module.params['size'] = str(4096)
else:
module.params['size'] = None
if module.params['size'] is None:
obj.append({
'dest': module.params['dest'],
'name': module.params['name'],
'size': module.params['size'],
'facility': module.params['facility'],
'level': module.params['level'],
'state': module.params['state']
})
else:
obj.append({
'dest': module.params['dest'],
'name': module.params['name'],
'size': str(validate_size(module.params['size'], module)),
'facility': module.params['facility'],
'level': module.params['level'],
'state': module.params['state']
})
return obj
def main():
""" main entry point for module execution
"""
argument_spec = dict(
dest=dict(type='str', choices=['on', 'host', 'console', 'monitor', 'buffered']),
name=dict(type='str'),
size=dict(type='int'),
facility=dict(type='str', default='local7'),
level=dict(type='str', default='debugging'),
state=dict(default='present', choices=['present', 'absent']),
aggregate=dict(type='list'),
purge=dict(default=False, type='bool')
)
argument_spec.update(ios_argument_spec)
required_if = [('dest', 'host', ['name'])]
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:
load_config(module, commands)
result['changed'] = True
module.exit_json(**result)
if __name__ == '__main__':
main()

@ -69,9 +69,16 @@
rescue:
- set_fact: test_failed=true
- block:
- include_role:
name: ios_logging
when: "limit_to in ['*', 'ios_logging']"
rescue:
- set_fact: test_failed=true
###########
- name: Has any previous test failed?
fail:
msg: "One or more tests failed, check log for details"
when: test_failed
when: test_failed

@ -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 +1,97 @@
---
- name: Set up host logging
ios_logging:
dest: host
name: 172.16.0.1
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.chaned == true'
- '"logging host 172.16.0.1" in result.commands'
- '"logging facility local7" in result.commands'
- name: Set up host logging again (idempotent)
ios_logging:
dest: host
name: 172.16.0.1
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == false'
- name: Delete/disable host logging
ios_logging:
dest: host
name: 172.16.0.1
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"no logging host 172.16.0.1" in result.commands'
- name: Delete/disable host logging (idempotent)
ios_logging:
dest: host
name: 172.16.0.1
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == false'
- name: Console logging with level warnings
ios_logging:
dest: console
level: warnings
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"logging console warnings" in result.commands'
- name: Configure Buffer size
ios_logging:
dest: buffered
size: 8000
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"logging buffered 8000" in result.commands'
- name: remove logging as collection tearDown
ios_logging:
aggregate:
- { dest: console, level: warnings, state: absent }
- { dest: buffered, size: 8000, state: absent }
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"no logging console" in result.commands'
- '"no logging buffered" in result.commands'

@ -5,3 +5,6 @@
- include: "{{ role_path }}/tests/vyos/basic.yaml"
when: hostvars[inventory_hostname]['ansible_network_os'] == 'vyos'
- include: "{{ role_path }}/tests/ios/basic.yaml"
when: hostvars[inventory_hostname]['ansible_network_os'] == 'ios'

@ -0,0 +1,97 @@
---
- name: Set up host logging
net_logging:
dest: host
name: 172.16.0.1
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.chaned == true'
- '"logging host 172.16.0.1" in result.commands'
- '"logging facility local7" in result.commands'
- name: Set up host logging again (idempotent)
net_logging:
dest: host
name: 172.16.0.1
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == false'
- name: Delete/disable host logging
net_logging:
dest: host
name: 172.16.0.1
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"no logging host 172.16.0.1" in result.commands'
- name: Delete/disable host logging (idempotent)
net_logging:
dest: host
name: 172.16.0.1
state: absent
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == false'
- name: Console logging with level warnings
net_logging:
dest: console
level: warnings
state: present
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"logging console warnings" in result.commands'
- name: Configure monitor logging
net_logging:
dest: monitor
level: debugging
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"logging monitor debugging" in result.commands'
- name: remove logging as collection tearDown
net_logging:
aggregate:
- { dest: console, level: warnings, state: absent }
- { dest: monitor, level: debuggning, state: absent }
authorize: yes
provider: "{{ cli }}"
register: result
- assert:
that:
- 'result.changed == true'
- '"no logging console" in result.commands'
- '"no logging monitor" in result.commands'
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