Refactor iosxr_config to make use of network_connection plugin

pull/20559/head
Ricardo Carrillo Cruz 8 years ago
parent 0eb4813c8a
commit a8cfe4a5d7

@ -55,7 +55,7 @@ def run_commands(module, commands, check_rc=True):
responses.append(out)
return responses
def load_config(module, commands, commit=False, replace=False):
def load_config(module, commands, commit=False, replace=False, comment=None):
assert isinstance(commands, list), 'commands must be a list'
rc, out, err = module.exec_command('configure terminal')
@ -79,8 +79,11 @@ def load_config(module, commands, commit=False, replace=False):
rc, diff, err = module.exec_command('show commit changes diff')
if commit:
cmd = 'commit'
if comment:
cmd += ' comment {0}'.format(comment)
else:
cmd = 'abort'
diff = None
module.exec_command(cmd)
return {'diff': diff}
return diff

@ -24,7 +24,7 @@ DOCUMENTATION = """
---
module: iosxr_config
version_added: "2.1"
author: "Peter Sprygada (@privateip)"
author: "Ricardo Carrillo Cruz (@rcarrillocruz)"
short_description: Manage Cisco IOS XR configuration sections
description:
- Cisco IOS XR configurations use a simple block indent file syntax
@ -148,19 +148,9 @@ options:
"""
EXAMPLES = """
# Note: examples below use the following provider dict to handle
# transport and authentication to the node.
vars:
cli:
host: "{{ inventory_hostname }}"
username: cisco
password: cisco
transport: cli
- name: configure top level configuration
iosxr_config:
lines: hostname {{ inventory_hostname }}
provider: "{{ cli }}"
- name: configure interface settings
iosxr_config:
@ -168,14 +158,12 @@ vars:
- description test interface
- ip address 172.31.1.1 255.255.255.0
parents: interface GigabitEthernet0/0/0/0
provider: "{{ cli }}"
- name: load a config from disk and replace the current config
iosxr_config:
src: config.cfg
update: replace
backup: yes
provider: "{{ cli }}"
"""
RETURN = """
@ -189,10 +177,26 @@ backup_path:
returned: when backup is yes
type: path
sample: /playbooks/ansible/backup/iosxr01.2016-07-16@22:28:34
start:
description: The time the job started
returned: always
type: str
sample: "2016-11-16 10:38:15.126146"
end:
description: The time the job ended
returned: always
type: str
sample: "2016-11-16 10:38:25.595612"
delta:
description: The time elapsed to perform all operations
returned: always
type: str
sample: "0:00:10.469466"
"""
from ansible.module_utils.basic import get_exception
from ansible.module_utils.local import LocalAnsibleModule
from ansible.module_utils.netcfg import NetworkConfig, dumps
from ansible.module_utils.iosxr import NetworkModule, NetworkError
from ansible.module_utils.iosxr import load_config,get_config
from ansible.module_utils.network import NET_TRANSPORT_ARGS, _transitional_argument_spec
DEFAULT_COMMIT_COMMENT = 'configured by iosxr_config'
@ -206,11 +210,18 @@ def check_args(module, warnings):
'match=none instead. This argument will be '
'removed in the future')
for key in NET_TRANSPORT_ARGS:
if module.params[key]:
warnings.append(
'network provider arguments are no longer supported. Please '
'use connection: network_cli for the task'
)
break
def get_config(module, result):
def get_running_config(module):
contents = module.params['config']
if not contents:
contents = module.config.get_config()
contents = get_config(module)
return NetworkConfig(indent=1, contents=contents)
def get_candidate(module):
@ -222,36 +233,28 @@ def get_candidate(module):
candidate.add(module.params['lines'], parents=parents)
return candidate
def load_config(module, commands, result):
replace = module.params['replace'] == 'config'
comment = module.params['comment']
commit = not module.check_mode
diff = module.config.load_config(commands, replace=replace, commit=commit,
comment=comment)
if diff:
result['diff'] = dict(prepared=diff)
result['changed'] = True
def run(module, result):
match = module.params['match']
replace = module.params['replace']
replace_config = replace == 'config'
path = module.params['parents']
comment = module.params['comment']
check_mode = module.check_mode
candidate = get_candidate(module)
if match != 'none' and replace != 'config':
config = get_config(module, result)
configobjs = candidate.difference(config, path=path, match=match,
contents = get_running_config(module)
configobj = NetworkConfig(contents=contents, indent=1)
commands = candidate.difference(configobj, path=path, match=match,
replace=replace)
else:
configobjs = candidate.items
commands = candidate.items
if configobjs:
commands = dumps(configobjs, 'commands').split('\n')
if commands:
commands = dumps(commands, 'commands').split('\n')
if module.params['lines']:
if any((module.params['lines'], module.params['src'])):
if module.params['before']:
commands[:0] = module.params['before']
@ -260,7 +263,11 @@ def run(module, result):
result['updates'] = commands
load_config(module, commands, result)
diff = load_config(module, commands, not check_mode,
replace_config, comment)
if diff:
result['diff'] = dict(prepared=diff)
result['changed'] = True
def main():
"""main entry point for module execution
@ -286,6 +293,8 @@ def main():
comment=dict(default=DEFAULT_COMMIT_COMMENT),
)
argument_spec.update(_transitional_argument_spec())
mutually_exclusive = [('lines', 'src')]
required_if = [('match', 'strict', ['lines']),
@ -293,11 +302,10 @@ def main():
('replace', 'block', ['lines']),
('replace', 'config', ['src'])]
module = NetworkModule(argument_spec=argument_spec,
connect_on_load=False,
mutually_exclusive=mutually_exclusive,
required_if=required_if,
supports_check_mode=True)
module = LocalAnsibleModule(argument_spec=argument_spec,
mutually_exclusive=mutually_exclusive,
required_if=required_if,
supports_check_mode=True)
if module.params['force'] is True:
module.params['match'] = 'none'
@ -308,13 +316,9 @@ def main():
result = dict(changed=False, warnings=warnings)
if module.params['backup']:
result['__backup__'] = module.config.get_config()
result['__backup__'] = get_config(module)
try:
run(module, result)
except NetworkError:
exc = get_exception()
module.fail_json(msg=str(exc), **exc.kwargs)
run(module, result)
module.exit_json(**result)

@ -0,0 +1,12 @@
!
hostname router
!
interface GigabitEthernet0/0
ip address 1.2.3.4 255.255.255.0
description test string
!
interface GigabitEthernet0/1
ip address 6.7.8.9 255.255.255.0
description test string
shutdown
!

@ -0,0 +1,11 @@
!
hostname foo
!
interface GigabitEthernet0/0
no ip address
!
interface GigabitEthernet0/1
ip address 6.7.8.9 255.255.255.0
description test string
shutdown
!

@ -0,0 +1,178 @@
#
# (c) 2016 Red Hat Inc.
#
# 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 os
import json
from ansible.compat.tests import unittest
from ansible.compat.tests.mock import patch, MagicMock
from ansible.errors import AnsibleModuleExit
from ansible.modules.network.iosxr import iosxr_config
from ansible.module_utils import basic
from ansible.module_utils._text import to_bytes
def set_module_args(args):
args = json.dumps({'ANSIBLE_MODULE_ARGS': args})
basic._ANSIBLE_ARGS = to_bytes(args)
fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
fixture_data = {}
def load_fixture(name):
path = os.path.join(fixture_path, name)
if path in fixture_data:
return fixture_data[path]
with open(path) as f:
data = f.read()
try:
data = json.loads(data)
except:
pass
fixture_data[path] = data
return data
class TestIosxrConfigModule(unittest.TestCase):
def setUp(self):
self.patcher_get_config = patch('ansible.modules.network.iosxr.iosxr_config.get_config')
self.mock_get_config = self.patcher_get_config.start()
self.patcher_exec_command = patch('ansible.modules.network.iosxr.iosxr_config.LocalAnsibleModule.exec_command')
self.mock_exec_command = self.patcher_exec_command.start()
def tearDown(self):
self.patcher_get_config.stop()
self.patcher_exec_command.stop()
def execute_module(self, failed=False, changed=False, commands=None,
sort=True):
config_file = 'iosxr_config_config.cfg'
self.mock_get_config.return_value = load_fixture(config_file)
self.mock_exec_command.return_value = (0, 'dummy diff', None)
with self.assertRaises(AnsibleModuleExit) as exc:
iosxr_config.main()
result = exc.exception.result
if failed:
self.assertTrue(result['failed'], result)
else:
self.assertEqual(result.get('changed'), changed, result)
if commands:
if sort:
self.assertEqual(sorted(commands), sorted(result['updates']), result['updates'])
else:
self.assertEqual(commands, result['updates'], result['updates'])
return result
def test_iosxr_config_unchanged(self):
src = load_fixture('iosxr_config_config.cfg')
set_module_args(dict(src=src))
self.execute_module()
def test_iosxr_config_src(self):
src = load_fixture('iosxr_config_src.cfg')
set_module_args(dict(src=src))
commands = ['hostname foo', 'interface GigabitEthernet0/0',
'no ip address']
self.execute_module(changed=True, commands=commands)
def test_iosxr_config_backup(self):
set_module_args(dict(backup=True))
result = self.execute_module()
self.assertIn('__backup__', result)
def test_iosxr_config_lines_wo_parents(self):
set_module_args(dict(lines=['hostname foo']))
commands = ['hostname foo']
self.execute_module(changed=True, commands=commands)
def test_iosxr_config_lines_w_parents(self):
set_module_args(dict(lines=['shutdown'], parents=['interface GigabitEthernet0/0']))
commands = ['interface GigabitEthernet0/0', 'shutdown']
self.execute_module(changed=True, commands=commands)
def test_iosxr_config_before(self):
set_module_args(dict(lines=['hostname foo'], before=['test1','test2']))
commands = ['test1', 'test2', 'hostname foo']
self.execute_module(changed=True, commands=commands, sort=False)
def test_iosxr_config_after(self):
set_module_args(dict(lines=['hostname foo'], after=['test1','test2']))
commands = ['hostname foo', 'test1', 'test2']
self.execute_module(changed=True, commands=commands, sort=False)
def test_iosxr_config_before_after_no_change(self):
set_module_args(dict(lines=['hostname router'],
before=['test1', 'test2'],
after=['test3','test4']))
self.execute_module()
def test_iosxr_config_config(self):
config = 'hostname localhost'
set_module_args(dict(lines=['hostname router'], config=config))
commands = ['hostname router']
self.execute_module(changed=True, commands=commands)
def test_iosxr_config_replace_block(self):
lines = ['description test string', 'test string']
parents = ['interface GigabitEthernet0/0']
set_module_args(dict(lines=lines, replace='block', parents=parents))
commands = parents + lines
self.execute_module(changed=True, commands=commands)
def test_iosxr_config_force(self):
lines = ['hostname router']
set_module_args(dict(lines=lines, force=True))
self.execute_module(changed=True, commands=lines)
def test_iosxr_config_match_none(self):
lines = ['ip address 1.2.3.4 255.255.255.0', 'description test string']
parents = ['interface GigabitEthernet0/0']
set_module_args(dict(lines=lines, parents=parents, match='none'))
commands = parents + lines
self.execute_module(changed=True, commands=commands, sort=False)
def test_iosxr_config_match_strict(self):
lines = ['ip address 1.2.3.4 255.255.255.0', 'description test string',
'shutdown']
parents = ['interface GigabitEthernet0/0']
set_module_args(dict(lines=lines, parents=parents, match='strict'))
commands = parents + ['shutdown']
self.execute_module(changed=True, commands=commands, sort=False)
def test_iosxr_config_match_exact(self):
lines = ['ip address 1.2.3.4 255.255.255.0', 'description test string',
'shutdown']
parents = ['interface GigabitEthernet0/0']
set_module_args(dict(lines=lines, parents=parents, match='exact'))
commands = parents + lines
self.execute_module(changed=True, commands=commands, sort=False)
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