Pluribus Networks vrouter interface ip module with UT (#51792)

* Pluribus networks vrouter interface ip module with UT

* Indetentation fix

* Changes in check cli method
This commit is contained in:
rajaspachipulusu17 2019-02-12 13:33:34 +05:30 committed by Ganesh Nalawade
parent 76534b45b0
commit 2e3964b474
2 changed files with 312 additions and 0 deletions

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#!/usr/bin/python
# Copyright: (c) 2018, Pluribus Networks
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = """
---
module: pn_vrouter_interface_ip
author: "Pluribus Networks (@rajaspachipulusu17)"
version_added: "2.8"
short_description: CLI command to add/remove vrouter-interface-ip
description:
- This module can be used to add an IP address on interface from a vRouter
or remove an IP address on interface from a vRouter.
options:
pn_cliswitch:
description:
- Target switch to run the CLI on.
required: false
type: str
state:
description:
- State the action to perform. Use C(present) to addvrouter-interface-ip
and C(absent) to remove vrouter-interface-ip.
required: true
type: str
choices: ['present', 'absent']
pn_bd:
description:
- interface Bridge Domain.
required: false
type: str
pn_netmask:
description:
- netmask.
required: false
type: str
pn_vnet:
description:
- interface VLAN VNET.
required: false
type: str
pn_ip:
description:
- IP address.
required: false
type: str
pn_nic:
description:
- virtual NIC assigned to interface.
required: false
type: str
pn_vrouter_name:
description:
- name of service config.
required: false
type: str
"""
EXAMPLES = """
- name: Add vrouter interface to nic
pn_vrouter_interface_ip:
state: "present"
pn_cliswitch: "sw01"
pn_vrouter_name: "foo-vrouter"
pn_ip: "2620:0:1651:1::30"
pn_netmask: "127"
pn_nic: "eth0.4092"
- name: Remove vrouter interface to nic
pn_vrouter_interface_ip:
state: "absent"
pn_cliswitch: "sw01"
pn_vrouter_name: "foo-vrouter"
pn_ip: "2620:0:1651:1::30"
pn_nic: "eth0.4092"
"""
RETURN = """
command:
description: the CLI command run on the target node.
returned: always
type: str
stdout:
description: set of responses from the vrouter-interface-ip command.
returned: always
type: list
stderr:
description: set of error responses from the vrouter-interface-ip command.
returned: on error
type: list
changed:
description: indicates whether the CLI caused changes on the target.
returned: always
type: bool
"""
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.network.netvisor.pn_nvos import pn_cli, run_cli
def check_cli(module, cli):
"""
This method checks if vRouter exists on the target node.
This method also checks for idempotency using the vrouter-interface-show
command.
If the given vRouter exists, return VROUTER_EXISTS as True else False.
If an interface with the given ip exists on the given vRouter,
return INTERFACE_EXISTS as True else False. This is required for
vrouter-interface-add.
If nic_str exists on the given vRouter, return NIC_EXISTS as True else
False. This is required for vrouter-interface-remove.
:param module: The Ansible module to fetch input parameters
:param cli: The CLI string
:return Booleans: VROUTER_EXISTS, INTERFACE_EXISTS, NIC_EXISTS
"""
vrouter_name = module.params['pn_vrouter_name']
interface_ip = module.params['pn_ip']
nic_str = module.params['pn_nic']
# Check for vRouter
check_vrouter = cli + ' vrouter-show format name no-show-headers '
out = module.run_command(check_vrouter, use_unsafe_shell=True)[1]
out = out.split()
VROUTER_EXISTS = True if vrouter_name in out else False
if interface_ip:
# Check for interface and VRRP and fetch nic for VRRP
show = cli + ' vrouter-interface-show vrouter-name %s ' % vrouter_name
show += 'ip2 %s format ip2,nic no-show-headers' % interface_ip
out = module.run_command(show, use_unsafe_shell=True)[1]
if out and interface_ip in out.split(' ')[1]:
INTERFACE_EXISTS = True
else:
INTERFACE_EXISTS = False
if nic_str:
# Check for nic
show = cli + ' vrouter-interface-show vrouter-name %s ' % vrouter_name
show += ' format nic no-show-headers'
out = module.run_command(show, use_unsafe_shell=True)[1]
NIC_EXISTS = True if nic_str in out else False
return VROUTER_EXISTS, INTERFACE_EXISTS, NIC_EXISTS
def main():
""" This section is for arguments parsing """
state_map = dict(
present='vrouter-interface-ip-add',
absent='vrouter-interface-ip-remove'
)
module = AnsibleModule(
argument_spec=dict(
pn_cliswitch=dict(required=False, type='str'),
state=dict(required=True, type='str',
choices=state_map.keys()),
pn_bd=dict(required=False, type='str'),
pn_netmask=dict(required=False, type='str'),
pn_vnet=dict(required=False, type='str'),
pn_ip=dict(required=False, type='str'),
pn_nic=dict(required=False, type='str'),
pn_vrouter_name=dict(required=False, type='str'),
),
required_if=(
["state", "present", ["pn_vrouter_name", "pn_nic", "pn_ip", "pn_netmask"]],
["state", "absent", ["pn_vrouter_name", "pn_nic", "pn_ip"]]
),
)
# Accessing the arguments
cliswitch = module.params['pn_cliswitch']
state = module.params['state']
bd = module.params['pn_bd']
netmask = module.params['pn_netmask']
vnet = module.params['pn_vnet']
ip = module.params['pn_ip']
nic = module.params['pn_nic']
vrouter_name = module.params['pn_vrouter_name']
command = state_map[state]
# Building the CLI command string
cli = pn_cli(module, cliswitch)
VROUTER_EXISTS, INTERFACE_EXISTS, NIC_EXISTS = check_cli(module, cli)
if VROUTER_EXISTS is False:
module.fail_json(
failed=True,
msg='vRouter %s does not exist' % vrouter_name
)
if NIC_EXISTS is False:
module.fail_json(
failed=True,
msg='vRouter with nic %s does not exist' % nic
)
cli += ' %s vrouter-name %s ' % (command, vrouter_name)
if command == 'vrouter-interface-ip-add':
if INTERFACE_EXISTS is True:
module.exit_json(
skipped=True,
msg='vRouter with interface %s exist' % ip
)
cli += ' nic %s ip %s ' % (nic, ip)
if bd:
cli += ' bd ' + bd
if netmask:
cli += ' netmask ' + netmask
if vnet:
cli += ' vnet ' + vnet
if command == 'vrouter-interface-ip-remove':
if INTERFACE_EXISTS is False:
module.exit_json(
skipped=True,
msg='vRouter with interface %s does not exist' % ip
)
if nic:
cli += ' nic %s ' % nic
if ip:
cli += ' ip %s ' % ip.split('/')[0]
run_cli(module, cli, state_map)
if __name__ == '__main__':
main()

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# Copyright: (c) 2018, Pluribus Networks
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import json
from units.compat.mock import patch
from ansible.modules.network.netvisor import pn_vrouter_interface_ip
from units.modules.utils import set_module_args
from .nvos_module import TestNvosModule, load_fixture
class TestVrouterInterfaceIpModule(TestNvosModule):
module = pn_vrouter_interface_ip
def setUp(self):
self.mock_run_nvos_commands = patch('ansible.modules.network.netvisor.pn_vrouter_interface_ip.run_cli')
self.run_nvos_commands = self.mock_run_nvos_commands.start()
self.mock_run_check_cli = patch('ansible.modules.network.netvisor.pn_vrouter_interface_ip.check_cli')
self.run_check_cli = self.mock_run_check_cli.start()
def tearDown(self):
self.mock_run_nvos_commands.stop()
self.mock_run_check_cli.stop()
def run_cli_patch(self, module, cli, state_map):
if state_map['present'] == 'vrouter-interface-ip-add':
results = dict(
changed=True,
cli_cmd=cli
)
elif state_map['absent'] == 'vrouter-interface-ip-remove':
results = dict(
changed=True,
cli_cmd=cli
)
module.exit_json(**results)
def load_fixtures(self, commands=None, state=None, transport='cli'):
self.run_nvos_commands.side_effect = self.run_cli_patch
if state == 'present':
self.run_check_cli.return_value = True, False, True
if state == 'absent':
self.run_check_cli.return_value = True, True, True
def test_vrouter_interface_ip_add(self):
set_module_args({'pn_cliswitch': 'sw01', 'pn_vrouter_name': 'foo-vrouter',
'pn_ip': '2620:0:1651:1::30', 'pn_netmask': '127', 'pn_nic': 'eth0.4092', 'state': 'present'})
result = self.execute_module(changed=True, state='present')
expected_cmd = '/usr/bin/cli --quiet -e --no-login-prompt switch sw01 vrouter-interface-ip-add vrouter-name foo-vrouter nic eth0.4092 '
expected_cmd += 'ip 2620:0:1651:1::30 netmask 127'
self.assertEqual(result['cli_cmd'], expected_cmd)
def test_vrouter_interface_ip_remove(self):
set_module_args({'pn_cliswitch': 'sw01', 'pn_vrouter_name': 'foo-vrouter',
'pn_ip': '2620:0:1651:1::30', 'pn_nic': 'eth0.4092', 'state': 'absent'})
result = self.execute_module(changed=True, state='absent')
expected_cmd = '/usr/bin/cli --quiet -e --no-login-prompt switch sw01 vrouter-interface-ip-remove vrouter-name foo-vrouter nic eth0.4092 '
expected_cmd += 'ip 2620:0:1651:1::30 '
self.assertEqual(result['cli_cmd'], expected_cmd)