293 lines
8.6 KiB
Python
293 lines
8.6 KiB
Python
#!/usr/bin/python
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'network'}
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DOCUMENTATION = '''
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---
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module: nxos_snmp_traps
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extends_documentation_fragment: nxos
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version_added: "2.2"
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short_description: Manages SNMP traps.
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description:
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- Manages SNMP traps configurations.
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author:
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- Jason Edelman (@jedelman8)
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notes:
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- Tested against NXOSv 7.3.(0)D1(1) on VIRL
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- This module works at the group level for traps. If you need to only
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enable/disable 1 specific trap within a group, use the M(nxos_command)
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module.
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- Be aware that you can set a trap only for an enabled feature.
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options:
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group:
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description:
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- Case sensitive group.
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required: true
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choices: ['aaa', 'bridge', 'callhome', 'cfs', 'config', 'entity',
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'feature-control', 'hsrp', 'license', 'link', 'lldp', 'ospf', 'pim',
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'rf', 'rmon', 'snmp', 'storm-control', 'stpx', 'sysmgr', 'system',
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'upgrade', 'vtp', 'all']
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state:
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description:
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- Manage the state of the resource.
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required: false
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default: enabled
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choices: ['enabled','disabled']
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'''
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EXAMPLES = '''
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# ensure lldp trap configured
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- nxos_snmp_traps:
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group: lldp
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state: enabled
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host: "{{ inventory_hostname }}"
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username: "{{ un }}"
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password: "{{ pwd }}"
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# ensure lldp trap is not configured
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- nxos_snmp_traps:
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group: lldp
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state: disabled
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host: "{{ inventory_hostname }}"
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username: "{{ un }}"
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password: "{{ pwd }}"
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'''
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RETURN = '''
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proposed:
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description: k/v pairs of parameters passed into module
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returned: always
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type: dict
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sample: {"group": "lldp"}
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existing:
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description: k/v pairs of existing trap status
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returned: always
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type: dict
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sample: {"lldp": [{"enabled": "No",
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"trap": "lldpRemTablesChange"}]}
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end_state:
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description: k/v pairs of trap info after module execution
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returned: always
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type: dict
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sample: {"lldp": [{"enabled": "Yes",
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"trap": "lldpRemTablesChange"}]}
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updates:
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description: command sent to the device
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returned: always
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type: list
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sample: "snmp-server enable traps lldp ;"
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changed:
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description: check to see if a change was made on the device
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returned: always
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type: boolean
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sample: true
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'''
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from ansible.module_utils.nxos import get_config, load_config, run_commands
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from ansible.module_utils.nxos import nxos_argument_spec, check_args
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from ansible.module_utils.basic import AnsibleModule
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import re
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import re
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def execute_show_command(command, module, command_type='cli_show'):
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if module.params['transport'] == 'cli':
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if 'show run' not in command:
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command += ' | json'
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cmds = [command]
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body = run_commands(module, cmds)
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elif module.params['transport'] == 'nxapi':
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cmds = [command]
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body = run_commands(module, cmds)
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return body
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def apply_key_map(key_map, table):
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new_dict = {}
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for key, value in table.items():
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new_key = key_map.get(key)
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if new_key:
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value = table.get(key)
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if value:
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new_dict[new_key] = str(value)
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else:
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new_dict[new_key] = value
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return new_dict
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def flatten_list(command_lists):
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flat_command_list = []
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for command in command_lists:
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if isinstance(command, list):
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flat_command_list.extend(command)
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else:
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flat_command_list.append(command)
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return flat_command_list
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def get_snmp_traps(group, module):
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command = 'show snmp trap'
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body = execute_show_command(command, module)
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trap_key = {
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'description': 'trap',
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'isEnabled': 'enabled'
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}
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resource = {}
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try:
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resource_table = body[0]['TABLE_snmp_trap']['ROW_snmp_trap']
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for each_feature in ['aaa', 'bridge', 'callhome', 'cfs', 'config',
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'entity', 'feature-control', 'hsrp', 'license',
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'link', 'lldp', 'ospf', 'pim', 'rf', 'rmon',
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'snmp', 'storm-control', 'stpx', 'sysmgr',
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'system', 'upgrade', 'vtp']:
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resource[each_feature] = []
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for each_resource in resource_table:
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key = str(each_resource['trap_type'])
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mapped_trap = apply_key_map(trap_key, each_resource)
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if key != 'Generic':
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resource[key].append(mapped_trap)
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except (KeyError, AttributeError):
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return resource
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find = resource.get(group, None)
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if group == 'all'.lower():
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return resource
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elif find:
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trap_resource = {group: resource[group]}
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return trap_resource
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else:
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# if 'find' is None, it means that 'group' is a
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# currently disabled feature.
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return {}
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def get_trap_commands(group, state, existing, module):
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commands = []
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enabled = False
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disabled = False
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if group == 'all':
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if state == 'disabled':
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for feature in existing:
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trap_commands = ['no snmp-server enable traps {0}'.format(feature) for
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trap in existing[feature] if trap['enabled'] == 'Yes']
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trap_commands = list(set(trap_commands))
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commands.append(trap_commands)
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elif state == 'enabled':
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for feature in existing:
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trap_commands = ['snmp-server enable traps {0}'.format(feature) for
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trap in existing[feature] if trap['enabled'] == 'No']
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trap_commands = list(set(trap_commands))
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commands.append(trap_commands)
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else:
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if group in existing:
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for each_trap in existing[group]:
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check = each_trap['enabled']
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if check.lower() == 'yes':
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enabled = True
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if check.lower() == 'no':
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disabled = True
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if state == 'disabled' and enabled:
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commands.append(['no snmp-server enable traps {0}'.format(group)])
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elif state == 'enabled' and disabled:
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commands.append(['snmp-server enable traps {0}'.format(group)])
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else:
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module.fail_json(msg='{0} is not a currently '
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'enabled feature.'.format(group))
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return commands
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def main():
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argument_spec = dict(
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state=dict(choices=['enabled', 'disabled'], default='enabled'),
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group=dict(choices=['aaa', 'bridge', 'callhome', 'cfs', 'config',
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'entity', 'feature-control', 'hsrp',
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'license', 'link', 'lldp', 'ospf', 'pim', 'rf',
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'rmon', 'snmp', 'storm-control', 'stpx',
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'sysmgr', 'system', 'upgrade', 'vtp', 'all'],
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required=True),
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)
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argument_spec.update(nxos_argument_spec)
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module = AnsibleModule(argument_spec=argument_spec,
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supports_check_mode=True)
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warnings = list()
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check_args(module, warnings)
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group = module.params['group'].lower()
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state = module.params['state']
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existing = get_snmp_traps(group, module)
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proposed = {'group': group}
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changed = False
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end_state = existing
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commands = get_trap_commands(group, state, existing, module)
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cmds = flatten_list(commands)
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if cmds:
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if module.check_mode:
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module.exit_json(changed=True, commands=cmds)
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else:
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changed = True
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load_config(module, cmds)
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end_state = get_snmp_traps(group, module)
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if 'configure' in cmds:
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cmds.pop(0)
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results = {}
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results['proposed'] = proposed
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results['existing'] = existing
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results['end_state'] = end_state
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results['updates'] = cmds
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results['changed'] = changed
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results['warnings'] = warnings
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module.exit_json(**results)
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if __name__ == '__main__':
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main()
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