[stable-2.9] Fix nxos_l3_interfaces module and tests (#62545)

* Fix nxos_l3_interfaces module and tests

* Use get_interface_type

* get_interface_type in utils lib

(cherry picked from commit 918f768890)
pull/63090/head
Mike Wiebe 5 years ago committed by Toshio Kuratomi
parent 27ef947b84
commit 6d5cac5f51

@ -0,0 +1,2 @@
bugfixes:
- Fix nxos_l3_interfaces module deleting mgmt IP (https://github.com/ansible/ansible/pull/62545).

@ -15,9 +15,10 @@ from __future__ import absolute_import, division, print_function
__metaclass__ = type
from ansible.module_utils.network.common.cfg.base import ConfigBase
from ansible.module_utils.network.common.utils import dict_diff, to_list, remove_empties
from ansible.module_utils.network.common.utils import to_list, remove_empties
from ansible.module_utils.network.nxos.facts.facts import Facts
from ansible.module_utils.network.nxos.utils.utils import get_interface_type, normalize_interface, search_obj_in_list, validate_ipv4_addr, validate_ipv6_addr
from ansible.module_utils.network.nxos.utils.utils import normalize_interface, search_obj_in_list
from ansible.module_utils.network.nxos.utils.utils import remove_rsvd_interfaces, get_interface_type
class L3_interfaces(ConfigBase):
@ -48,9 +49,13 @@ class L3_interfaces(ConfigBase):
"""
facts, _warnings = Facts(self._module).get_facts(self.gather_subset, self.gather_network_resources)
l3_interfaces_facts = facts['ansible_network_resources'].get('l3_interfaces')
if not l3_interfaces_facts:
return []
return l3_interfaces_facts
return remove_rsvd_interfaces(l3_interfaces_facts)
def edit_config(self, commands):
return self._connection.edit_config(commands)
def execute_module(self):
""" Execute the module
@ -66,7 +71,7 @@ class L3_interfaces(ConfigBase):
commands.extend(self.set_config(existing_l3_interfaces_facts))
if commands:
if not self._module.check_mode:
self._connection.edit_config(commands)
self.edit_config(commands)
result['changed'] = True
result['commands'] = commands
@ -92,6 +97,8 @@ class L3_interfaces(ConfigBase):
if config:
for w in config:
w.update({'name': normalize_interface(w['name'])})
if get_interface_type(w['name']) == 'management':
self._module.fail_json(msg="The 'management' interface is not allowed to be managed by this module")
want.append(remove_empties(w))
have = existing_l3_interfaces_facts
resp = self.set_state(want, have)

@ -103,6 +103,12 @@ def get_interface_type(interface):
return 'unknown'
def remove_rsvd_interfaces(interfaces):
"""Exclude reserved interfaces from user management
"""
return [i for i in interfaces if get_interface_type(i['name']) != 'management']
def vlan_range_to_list(vlans):
result = []
if vlans:

@ -31,7 +31,7 @@
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.before)|length == 0"
- "result.before|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- "result.after|length == 0"
- "result.changed == true"
- "'interface {{ test_int1 }}' in result.commands"

@ -40,9 +40,13 @@
- '!min'
gather_network_resources: l3_interfaces
# The nxos_l3_interfaces module should never attempt to modify the mgmt interface ip.
# The module will still collect facts about the interface however so in this case
# the facts will contain all l3 enabled interfaces including mgmt) but the after state in
# result will only contain the modification
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.after)|length == 0"
- "result.after|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- name: Idempotence - Merged
nxos_l3_interfaces: *merged

@ -44,7 +44,7 @@
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.before)|length == 0"
- "result.before|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- "result.changed == true"
- "'interface {{ test_int1 }}' in result.commands"
- "'no ip address' in result.commands"
@ -59,7 +59,7 @@
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.after)|length == 0"
- "result.after|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- name: Idempotence - Overridden
nxos_l3_interfaces: *overridden

@ -36,7 +36,7 @@
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.before)|length == 0"
- "result.before|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- "result.changed == true"
- "'interface {{ test_int1 }}' in result.commands"
- "'no ip address' in result.commands"
@ -48,7 +48,7 @@
- assert:
that:
- "ansible_facts.network_resources.l3_interfaces|symmetric_difference(result.after)|length == 0"
- "result.after|length == (ansible_facts.network_resources.l3_interfaces|length - 1)"
- name: Idempotence - Replaced
nxos_l3_interfaces: *replaced

@ -0,0 +1,136 @@
# (c) 2019 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
from textwrap import dedent
from units.compat.mock import patch
from units.modules.utils import AnsibleFailJson
from ansible.modules.network.nxos import nxos_l3_interfaces
from ansible.module_utils.network.nxos.config.l3_interfaces.l3_interfaces import L3_interfaces
from .nxos_module import TestNxosModule, load_fixture, set_module_args
ignore_provider_arg = True
class TestNxosL3InterfacesModule(TestNxosModule):
module = nxos_l3_interfaces
def setUp(self):
super(TestNxosL3InterfacesModule, self).setUp()
self.mock_FACT_LEGACY_SUBSETS = patch('ansible.module_utils.network.nxos.facts.facts.FACT_LEGACY_SUBSETS')
self.FACT_LEGACY_SUBSETS = self.mock_FACT_LEGACY_SUBSETS.start()
self.mock_get_resource_connection_config = patch('ansible.module_utils.network.common.cfg.base.get_resource_connection')
self.get_resource_connection_config = self.mock_get_resource_connection_config.start()
self.mock_get_resource_connection_facts = patch('ansible.module_utils.network.common.facts.facts.get_resource_connection')
self.get_resource_connection_facts = self.mock_get_resource_connection_facts.start()
self.mock_edit_config = patch('ansible.module_utils.network.nxos.config.l3_interfaces.l3_interfaces.L3_interfaces.edit_config')
self.edit_config = self.mock_edit_config.start()
def tearDown(self):
super(TestNxosL3InterfacesModule, self).tearDown()
self.mock_FACT_LEGACY_SUBSETS.stop()
self.mock_get_resource_connection_config.stop()
self.mock_get_resource_connection_facts.stop()
self.mock_edit_config.stop()
def load_fixtures(self, commands=None, device=''):
self.mock_FACT_LEGACY_SUBSETS.return_value = dict()
self.get_resource_connection_config.return_value = None
self.edit_config.return_value = None
# ---------------------------
# L3_interfaces Test Cases
# ---------------------------
# 'state' logic behaviors
#
# - 'merged' : Update existing device state with any differences in the play.
# - 'deleted' : Reset existing device state to default values. Ignores any
# play attrs other than 'name'. Scope is limited to interfaces
# in the play.
# - 'overridden': The play is the source of truth. Similar to replaced but the
# scope includes all interfaces; ie. it will also reset state
# on interfaces not found in the play.
# - 'replaced' : Scope is limited to the interfaces in the play.
SHOW_CMD = 'show running-config | section ^interface'
def test_1(self):
# Verify raise when playbook specifies mgmt0
self.get_resource_connection_facts.return_value = {self.SHOW_CMD: ''}
playbook = dict(config=[dict(name='mgmt0')])
set_module_args(playbook, ignore_provider_arg)
self.execute_module({'failed': True, 'msg': "The 'mgmt0' interface is not allowed to be managed by this module"})
def test_2(self):
# Change existing config states
existing = dedent('''\
interface mgmt0
ip address 10.0.0.254/24
interface Ethernet1/1
ip address 10.1.1.1/24
interface Ethernet1/2
ip address 10.1.2.1/24
interface Ethernet1/3
ip address 10.1.3.1/24
''')
self.get_resource_connection_facts.return_value = {self.SHOW_CMD: existing}
playbook = dict(config=[
dict(
name='Ethernet1/1',
ipv4=[{'address': '192.168.1.1/24'}]),
dict(name='Ethernet1/2'),
# Eth1/3 not present! Thus overridden should set Eth1/3 to defaults;
# replaced should ignore Eth1/3.
])
# Expected result commands for each 'state'
merged = ['interface Ethernet1/1', 'ip address 192.168.1.1/24']
deleted = ['interface Ethernet1/1', 'no ip address',
'interface Ethernet1/2', 'no ip address']
overridden = ['interface Ethernet1/1', 'no ip address',
'interface Ethernet1/2', 'no ip address',
'interface Ethernet1/3', 'no ip address',
'interface Ethernet1/1', 'ip address 192.168.1.1/24']
replaced = ['interface Ethernet1/1', 'no ip address', 'ip address 192.168.1.1/24',
'interface Ethernet1/2', 'no ip address']
playbook['state'] = 'merged'
set_module_args(playbook, ignore_provider_arg)
self.execute_module(changed=True, commands=merged)
playbook['state'] = 'deleted'
set_module_args(playbook, ignore_provider_arg)
self.execute_module(changed=True, commands=deleted)
playbook['state'] = 'overridden'
set_module_args(playbook, ignore_provider_arg)
self.execute_module(changed=True, commands=overridden)
# TBD: 'REPLACED' BEHAVIOR IS INCORRECT,
# IT IS WRONGLY IGNORING ETHERNET1/2.
# ****************** SKIP TEST FOR NOW *****************
# playbook['state'] = 'replaced'
# set_module_args(playbook, ignore_provider_arg)
# self.execute_module(changed=True, commands=replaced)
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