296 lines
8.1 KiB
Python
296 lines
8.1 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': '1.0',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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---
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module: nxos_snmp_community
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extends_documentation_fragment: nxos
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version_added: "2.2"
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short_description: Manages SNMP community configs.
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description:
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- Manages SNMP community configuration.
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author:
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- Jason Edelman (@jedelman8)
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- Gabriele Gerbino (@GGabriele)
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options:
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community:
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description:
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- Case-sensitive community string.
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required: true
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access:
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description:
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- Access type for community.
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required: false
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default: null
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choices: ['ro','rw']
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group:
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description:
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- Group to which the community belongs.
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required: false
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default: null
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acl:
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description:
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- ACL name to filter snmp requests.
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required: false
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default: 1
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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: true
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default: present
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choices: ['present','absent']
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'''
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EXAMPLES = '''
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# ensure snmp community is configured
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- nxos_snmp_community:
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community: TESTING7
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group: network-operator
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state: present
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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": "network-operator"}
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existing:
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description: k/v pairs of existing snmp community
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type: dict
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sample: {}
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end_state:
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description: k/v pairs of snmp community after module execution
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returned: always
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type: dict or null
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sample: {"acl": "None", "group": "network-operator"}
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updates:
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description: commands sent to the device
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returned: always
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type: list
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sample: ["snmp-server community TESTING7 group network-operator"]
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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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from ansible.module_utils.netcfg import CustomNetworkConfig
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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_groups(module):
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command = 'show snmp group'
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data = execute_show_command(command, module)[0]
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group_list = []
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try:
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group_table = data['TABLE_role']['ROW_role']
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for group in group_table:
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group_list.append(group['role_name'])
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except (KeyError, AttributeError):
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return group_list
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return group_list
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def get_snmp_community(module, find_filter=None):
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command = 'show snmp community'
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data = execute_show_command(command, module)[0]
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community_dict = {}
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community_map = {
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'grouporaccess': 'group',
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'aclfilter': 'acl'
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}
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try:
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community_table = data['TABLE_snmp_community']['ROW_snmp_community']
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for each in community_table:
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community = apply_key_map(community_map, each)
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key = each['community_name']
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community_dict[key] = community
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except (KeyError, AttributeError):
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return community_dict
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if find_filter:
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find = community_dict.get(find_filter, None)
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if find_filter is None or find is None:
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return {}
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else:
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fix_find = {}
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for (key, value) in find.items():
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if isinstance(value, str):
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fix_find[key] = value.strip()
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else:
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fix_find[key] = value
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return fix_find
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def config_snmp_community(delta, community):
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CMDS = {
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'group': 'snmp-server community {0} group {group}',
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'acl': 'snmp-server community {0} use-acl {acl}'
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}
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commands = []
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for k, v in delta.items():
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cmd = CMDS.get(k).format(community, **delta)
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if cmd:
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commands.append(cmd)
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cmd = None
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return commands
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def main():
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argument_spec = dict(
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community=dict(required=True, type='str'),
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access=dict(choices=['ro', 'rw']),
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group=dict(type='str'),
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acl=dict(type='str'),
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state=dict(choices=['absent', 'present'], default='present'),
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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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required_one_of=[['access', 'group']],
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mutually_exclusive=[['access', 'group']],
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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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access = module.params['access']
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group = module.params['group']
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community = module.params['community']
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acl = module.params['acl']
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state = module.params['state']
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if access:
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if access == 'ro':
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group = 'network-operator'
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elif access == 'rw':
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group = 'network-admin'
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# group check - ensure group being configured exists on the device
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configured_groups = get_snmp_groups(module)
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if group not in configured_groups:
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module.fail_json(msg="group not on switch."
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"please add before moving forward")
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existing = get_snmp_community(module, community)
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args = dict(group=group, acl=acl)
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proposed = dict((k, v) for k, v in args.items() if v is not None)
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delta = dict(set(proposed.items()).difference(existing.items()))
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changed = False
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end_state = existing
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commands = []
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if state == 'absent':
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if existing:
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command = "no snmp-server community {0}".format(community)
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commands.append(command)
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cmds = flatten_list(commands)
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elif state == 'present':
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if delta:
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command = config_snmp_community(dict(delta), community)
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commands.append(command)
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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_community(module, community)
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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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