From 0825cbad40a71eea882f91915ed0459ad8872bc5 Mon Sep 17 00:00:00 2001 From: rajaspachipulusu17 Date: Tue, 12 Feb 2019 20:40:58 +0530 Subject: [PATCH] Pluribus Networks prefix list network module with Unit test cases (#52064) --- .../netvisor/pn_prefix_list_network.py | 190 ++++++++++++++++++ .../netvisor/test_pn_prefix_list_network.py | 62 ++++++ 2 files changed, 252 insertions(+) create mode 100644 lib/ansible/modules/network/netvisor/pn_prefix_list_network.py create mode 100644 test/units/modules/network/netvisor/test_pn_prefix_list_network.py diff --git a/lib/ansible/modules/network/netvisor/pn_prefix_list_network.py b/lib/ansible/modules/network/netvisor/pn_prefix_list_network.py new file mode 100644 index 0000000000..f31ccb08b1 --- /dev/null +++ b/lib/ansible/modules/network/netvisor/pn_prefix_list_network.py @@ -0,0 +1,190 @@ +#!/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_prefix_list_network +author: "Pluribus Networks (@rajaspachipulusu17)" +version_added: "2.8" +short_description: CLI command to add/remove prefix-list-network +description: + - This module is used to add network associated with prefix list + and remove networks associated with prefix list. +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 create + prefix-list-network and C(absent) to delete prefix-list-network. + required: true + type: str + choices: ['present', 'absent'] + pn_netmask: + description: + - netmask of the network associated the prefix list. + required: false + type: str + pn_name: + description: + - Prefix List Name. + required: false + type: str + pn_network: + description: + - network associated with the prefix list. + required: false + type: str +""" + +EXAMPLES = """ +- name: prefix list network add + pn_prefix_list_network: + pn_cliswitch: "sw01" + pn_name: "foo" + pn_network: "172.16.3.1" + pn_netmask: "24" + state: "present" + +- name: prefix list network remove + pn_prefix_list_network: + pn_cliswitch: "sw01" + state: "absent" + pn_name: "foo" + pn_network: "172.16.3.1" + pn_netmask: "24" +""" + +RETURN = """ +command: + description: the CLI command run on the target node. + returned: always + type: str +stdout: + description: set of responses from the prefix-list-network command. + returned: always + type: list +stderr: + description: set of error responses from the prefix-list-network 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 for idempotency using prefix-list-network-show command. + If network exists, return as True else False. + :param module: The Ansible module to fetch input parameters + :param cli: The CLI string + """ + name = module.params['pn_name'] + network = module.params['pn_network'] + show = cli + + cli += ' prefix-list-show name %s format name no-show-headers' % name + rc, out, err = module.run_command(cli, use_unsafe_shell=True) + + if not out: + module.fail_json( + failed=True, + msg='Prefix list with name %s does not exists' % name + ) + + cli = show + cli += ' prefix-list-network-show name %s format network no-show-headers' % name + out = module.run_command(cli, use_unsafe_shell=True)[1] + + if out: + out = out.split()[1] + return True if network in out.split('/')[0] else False + + return False + + +def main(): + """ This section is for arguments parsing """ + + state_map = dict( + present='prefix-list-network-add', + absent='prefix-list-network-remove' + ) + + module = AnsibleModule( + argument_spec=dict( + pn_cliswitch=dict(required=False, type='str'), + state=dict(required=True, type='str', + choices=state_map.keys()), + pn_netmask=dict(required=False, type='str'), + pn_name=dict(required=False, type='str'), + pn_network=dict(required=False, type='str'), + ), + required_if=( + ["state", "present", ["pn_name", "pn_network", "pn_netmask"]], + ["state", "absent", ["pn_name", "pn_network", "pn_netmask"]], + ), + required_together=( + ["pn_network", "pn_netmask"], + ), + ) + + # Accessing the arguments + cliswitch = module.params['pn_cliswitch'] + state = module.params['state'] + netmask = module.params['pn_netmask'] + name = module.params['pn_name'] + network = module.params['pn_network'] + + command = state_map[state] + + # Building the CLI command string + cli = pn_cli(module, cliswitch) + + NETWORK_EXISTS = check_cli(module, cli) + cli += ' %s ' % command + + if command == 'prefix-list-network-remove': + if NETWORK_EXISTS is False: + module.exit_json( + skipped=True, + msg='Prefix list with network %s does not exist' % network + ) + + if command == 'prefix-list-network-add': + if NETWORK_EXISTS is True: + module.exit_json( + skipped=True, + msg='Prefix list with network %s already exists' % network + ) + + if name: + cli += ' name ' + name + if network: + cli += ' network ' + network + if netmask: + cli += ' netmask ' + netmask + + run_cli(module, cli, state_map) + + +if __name__ == '__main__': + main() diff --git a/test/units/modules/network/netvisor/test_pn_prefix_list_network.py b/test/units/modules/network/netvisor/test_pn_prefix_list_network.py new file mode 100644 index 0000000000..dfa3980d5d --- /dev/null +++ b/test/units/modules/network/netvisor/test_pn_prefix_list_network.py @@ -0,0 +1,62 @@ +# 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_prefix_list_network +from units.modules.utils import set_module_args +from .nvos_module import TestNvosModule, load_fixture + + +class TestPrefixListNetworkModule(TestNvosModule): + + module = pn_prefix_list_network + + def setUp(self): + self.mock_run_nvos_commands = patch('ansible.modules.network.netvisor.pn_prefix_list_network.run_cli') + self.run_nvos_commands = self.mock_run_nvos_commands.start() + + self.mock_run_check_cli = patch('ansible.modules.network.netvisor.pn_prefix_list_network.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'] == 'prefix-list-network-add': + results = dict( + changed=True, + cli_cmd=cli + ) + elif state_map['absent'] == 'prefix-list-network-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 = False + if state == 'absent': + self.run_check_cli.return_value = True + + def test_prefix_list_network_add(self): + set_module_args({'pn_cliswitch': 'sw01', 'pn_name': 'foo', + 'pn_network': '172.16.3.1', 'pn_netmask': '24', 'state': 'present'}) + result = self.execute_module(changed=True, state='present') + expected_cmd = '/usr/bin/cli --quiet -e --no-login-prompt switch sw01 prefix-list-network-add name foo network 172.16.3.1 netmask 24' + self.assertEqual(result['cli_cmd'], expected_cmd) + + def test_prefix_list_network_remove(self): + set_module_args({'pn_cliswitch': 'sw01', 'pn_name': 'foo', + 'pn_network': '172.16.3.1', 'pn_netmask': '24', 'state': 'absent'}) + result = self.execute_module(changed=True, state='absent') + expected_cmd = '/usr/bin/cli --quiet -e --no-login-prompt switch sw01 prefix-list-network-remove name foo network 172.16.3.1 netmask 24' + self.assertEqual(result['cli_cmd'], expected_cmd)