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#!/usr/bin/python # # Copyright: Ansible Project # 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 DOCUMENTATION = ''' --- module: onyx_magp author: "Samer Deeb (@samerd)" short_description: Manage MAGP protocol on Mellanox ONYX network devices description: - This module provides declarative management of MAGP protocol on vlan interface of Mellanox ONYX network devices. notes: - Tested on ONYX 3.6.4000 options: magp_id: description: - "MAGP instance number 1-255" required: true interface: description: - VLAN Interface name. required: true state: description: - MAGP state. default: present choices: ['present', 'absent', 'enabled', 'disabled'] router_ip: description: - MAGP router IP address. router_mac: description: - MAGP router MAC address. ''' EXAMPLES = """ - name: Run add vlan interface with magp onyx_magp: magp_id: 103 router_ip: 192.168.8.2 router_mac: AA:1B:2C:3D:4E:5F interface: Vlan 1002 """ RETURN = """ commands: description: The list of configuration mode commands to send to the device. returned: always type: list sample: - interface vlan 234 magp 103 - exit - interface vlan 234 magp 103 ip virtual-router address 1.2.3.4 """ import re from ansible.module_utils.basic import AnsibleModule from ansible.module_utils.six import iteritems from ansible_collections.mellanox.onyx.plugins.module_utils.network.onyx.onyx import BaseOnyxModule from ansible_collections.mellanox.onyx.plugins.module_utils.network.onyx.onyx import show_cmd class OnyxMagpModule(BaseOnyxModule): IF_VLAN_REGEX = re.compile(r"^Vlan (\d+)$") @classmethod def _get_element_spec(cls): return dict( magp_id=dict(type='int', required=True), state=dict(default='present', choices=['present', 'absent', 'enabled', 'disabled']), interface=dict(required=True), router_ip=dict(), router_mac=dict(), ) def init_module(self): """ Ansible module initialization """ element_spec = self._get_element_spec() argument_spec = dict() argument_spec.update(element_spec) self._module = AnsibleModule( argument_spec=argument_spec, supports_check_mode=True) def validate_magp_id(self, value): if value and not 1 <= int(value) <= 255: self._module.fail_json(msg='magp id must be between 1 and 255') def get_required_config(self): module_params = self._module.params interface = module_params['interface'] match = self.IF_VLAN_REGEX.match(interface) vlan_id = 0 if match: vlan_id = int(match.group(1)) else: self._module.fail_json( msg='Invalid interface name: should be "Vlan <vlan_id>"') self._required_config = dict( magp_id=module_params['magp_id'], state=module_params['state'], vlan_id=vlan_id, router_ip=module_params['router_ip'], router_mac=module_params['router_mac']) self.validate_param_values(self._required_config) @classmethod def get_magp_id(cls, item): header = cls.get_config_attr(item, "header") return int(header.split()[1]) def _create_magp_instance_data(self, magp_id, item): vlan_id = int(self.get_config_attr(item, "Interface vlan")) state = self.get_config_attr(item, "Admin state").lower() return dict( magp_id=magp_id, state=state, vlan_id=vlan_id, router_ip=self.get_config_attr(item, "Virtual IP"), router_mac=self.get_config_attr(item, "Virtual MAC")) def _update_magp_data(self, magp_data): if self._os_version >= self.ONYX_API_VERSION: for magp_config in magp_data: for magp_name, data in iteritems(magp_config): magp_id = int(magp_name.replace('MAGP ', '')) self._current_config[magp_id] = \ self._create_magp_instance_data(magp_id, data[0]) else: for magp_item in magp_data: magp_id = self.get_magp_id(magp_item) inst_data = self._create_magp_instance_data(magp_id, magp_item) self._current_config[magp_id] = inst_data def _get_magp_config(self): cmd = "show magp" return show_cmd(self._module, cmd, json_fmt=True, fail_on_error=False) def load_current_config(self): # called in base class in run function self._os_version = self._get_os_version() self._current_config = dict() magp_data = self._get_magp_config() if magp_data: self._update_magp_data(magp_data) def _generate_no_magp_commands(self): req_vlan_id = self._required_config['vlan_id'] req_magp_id = self._required_config['magp_id'] curr_magp_data = self._current_config.get(req_magp_id) if not curr_magp_data: return curr_vlan_id = curr_magp_data.get(req_vlan_id) if curr_vlan_id == req_vlan_id: cmd = 'interface vlan %s no magp %s' % (req_vlan_id, req_magp_id) self._commands.append(cmd) def _generate_magp_commands(self, req_state): req_vlan_id = self._required_config['vlan_id'] req_magp_id = self._required_config['magp_id'] curr_magp_data = self._current_config.get(req_magp_id, dict()) curr_vlan_id = curr_magp_data.get('vlan_id') magp_prefix = 'interface vlan %s magp %s' % (req_vlan_id, req_magp_id) create_new_magp = False if curr_vlan_id != req_vlan_id: if curr_vlan_id: cmd = 'interface vlan %s no magp %s' % ( curr_vlan_id, req_magp_id) self._commands.append(cmd) create_new_magp = True self._commands.append(magp_prefix) self._commands.append('exit') req_router_ip = self._required_config['router_ip'] curr_router_ip = curr_magp_data.get('router_ip') if req_router_ip: if curr_router_ip != req_router_ip or create_new_magp: cmd = '%s ip virtual-router address %s' % ( magp_prefix, req_router_ip) self._commands.append(cmd) else: if curr_router_ip and curr_router_ip != '0.0.0.0': cmd = '%s no ip virtual-router address' % magp_prefix self._commands.append(cmd) req_router_mac = self._required_config['router_mac'] curr_router_mac = curr_magp_data.get('router_mac') if curr_router_mac: curr_router_mac = curr_router_mac.lower() if req_router_mac: req_router_mac = req_router_mac.lower() if curr_router_mac != req_router_mac or create_new_magp: cmd = '%s ip virtual-router mac-address %s' % ( magp_prefix, req_router_mac) self._commands.append(cmd) else: if curr_router_mac and curr_router_mac != '00:00:00:00:00:00': cmd = '%s no ip virtual-router mac-address' % magp_prefix self._commands.append(cmd) if req_state in ('enabled', 'disabled'): curr_state = curr_magp_data.get('state', 'enabled') if curr_state != req_state: if req_state == 'enabled': suffix = 'no shutdown' else: suffix = 'shutdown' cmd = '%s %s' % (magp_prefix, suffix) self._commands.append(cmd) def generate_commands(self): req_state = self._required_config['state'] if req_state == 'absent': return self._generate_no_magp_commands() return self._generate_magp_commands(req_state) def main(): """ main entry point for module execution """ OnyxMagpModule.main() if __name__ == '__main__': main()