Adding nxos_aaa_server_host
This commit is contained in:
GGabriele
Matt Clay
parent
4b6a59bd13
commit
15c07334c7
1 changed files with 578 additions and 0 deletions
578
lib/ansible/modules/network/nxos/nxos_aaa_server_host.py
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578
lib/ansible/modules/network/nxos/nxos_aaa_server_host.py
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#!/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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DOCUMENTATION = '''
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---
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module: nxos_aaa_server_host
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version_added: "2.2"
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short_description: Manages AAA server host-specific configuration.
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description:
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- Manages AAA server host-specific configuration.
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extends_documentation_fragment: nxos
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author: Jason Edelman (@jedelman8)
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notes:
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- Changes to the AAA server host key (shared secret) are not idempotent.
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- If C(state=absent) removes the whole host configuration.
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options:
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server_type:
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description:
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- The server type is either radius or tacacs.
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required: true
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choices: ['radius', 'tacacs']
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address:
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description:
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- Address or name of the radius or tacacs host.
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required: true
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key:
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description:
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- Shared secret for the specified host.
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required: false
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default: null
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encrypt_type:
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description:
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- The state of encryption applied to the entered key.
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O for clear text, 7 for encrypted. Type-6 encryption is
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not supported.
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required: false
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default: null
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choices: ['0', '7']
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host_timeout:
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description:
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- Timeout period for specified host, in seconds. Range is 1-60.
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required: false
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default: null
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auth_port:
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description:
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- Alternate UDP port for RADIUS authentication.
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required: false
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default: null
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acct_port:
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description:
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- Alternate UDP port for RADIUS accounting.
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required: false
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default: null
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tacacs_port:
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description:
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- Alternate TCP port TACACS Server.
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required: false
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default: null
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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: present
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choices: ['present','absent']
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'''
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EXAMPLES = '''
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# Radius Server Host Basic settings
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- name: "Radius Server Host Basic settings"
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nxos_aaa_server_host:
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state=present
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server_type=radius
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address=1.2.3.4
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acct_port=2084
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host_timeout=10
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host={{ inventory_hostname }}
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username={{ un }}
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password={{ pwd }}
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# Radius Server Host Key Configuration
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- name: "Radius Server Host Key Configuration"
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nxos_aaa_server_host:
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state=present
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server_type=radius
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address=1.2.3.4
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key=hello
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encrypt_type=7
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host={{ inventory_hostname }}
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username={{ un }}
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password={{ pwd }}
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# TACACS Server Host Configuration
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- name: "Tacacs Server Host Configuration"
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nxos_aaa_server_host:
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state=present
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server_type=tacacs
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tacacs_port=89
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host_timeout=10
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address=5.6.7.8
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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: {"address": "1.2.3.4", "auth_port": "2084",
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"host_timeout": "10", "server_type": "radius"}
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existing:
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description:
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- k/v pairs of existing configuration
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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 configuration after module execution
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returned: always
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type: dict
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sample: {"address": "1.2.3.4", "auth_port": "2084",
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"host_timeout": "10", "server_type": "radius"}
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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: ["radius-server host 1.2.3.4 auth-port 2084 timeout 10"]
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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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import json
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# COMMON CODE FOR MIGRATION
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import re
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from ansible.module_utils.basic import get_exception
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from ansible.module_utils.netcfg import NetworkConfig, ConfigLine
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from ansible.module_utils.shell import ShellError
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try:
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from ansible.module_utils.nxos import get_module
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except ImportError:
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from ansible.module_utils.nxos import NetworkModule
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def to_list(val):
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if isinstance(val, (list, tuple)):
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return list(val)
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elif val is not None:
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return [val]
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else:
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return list()
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class CustomNetworkConfig(NetworkConfig):
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def expand_section(self, configobj, S=None):
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if S is None:
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S = list()
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S.append(configobj)
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for child in configobj.children:
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if child in S:
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continue
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self.expand_section(child, S)
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return S
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def get_object(self, path):
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for item in self.items:
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if item.text == path[-1]:
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parents = [p.text for p in item.parents]
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if parents == path[:-1]:
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return item
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def to_block(self, section):
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return '\n'.join([item.raw for item in section])
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def get_section(self, path):
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try:
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section = self.get_section_objects(path)
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return self.to_block(section)
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except ValueError:
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return list()
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def get_section_objects(self, path):
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if not isinstance(path, list):
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path = [path]
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obj = self.get_object(path)
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if not obj:
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raise ValueError('path does not exist in config')
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return self.expand_section(obj)
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def add(self, lines, parents=None):
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"""Adds one or lines of configuration
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"""
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ancestors = list()
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offset = 0
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obj = None
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## global config command
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if not parents:
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for line in to_list(lines):
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item = ConfigLine(line)
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item.raw = line
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if item not in self.items:
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self.items.append(item)
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else:
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for index, p in enumerate(parents):
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try:
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i = index + 1
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obj = self.get_section_objects(parents[:i])[0]
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ancestors.append(obj)
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except ValueError:
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# add parent to config
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offset = index * self.indent
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obj = ConfigLine(p)
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obj.raw = p.rjust(len(p) + offset)
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if ancestors:
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obj.parents = list(ancestors)
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ancestors[-1].children.append(obj)
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self.items.append(obj)
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ancestors.append(obj)
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# add child objects
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for line in to_list(lines):
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# check if child already exists
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for child in ancestors[-1].children:
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if child.text == line:
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break
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else:
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offset = len(parents) * self.indent
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item = ConfigLine(line)
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item.raw = line.rjust(len(line) + offset)
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item.parents = ancestors
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ancestors[-1].children.append(item)
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self.items.append(item)
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def get_network_module(**kwargs):
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try:
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return get_module(**kwargs)
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except NameError:
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return NetworkModule(**kwargs)
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def get_config(module, include_defaults=False):
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config = module.params['config']
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if not config:
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try:
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config = module.get_config()
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except AttributeError:
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defaults = module.params['include_defaults']
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config = module.config.get_config(include_defaults=defaults)
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return CustomNetworkConfig(indent=2, contents=config)
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def load_config(module, candidate):
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config = get_config(module)
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commands = candidate.difference(config)
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commands = [str(c).strip() for c in commands]
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save_config = module.params['save']
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result = dict(changed=False)
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if commands:
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if not module.check_mode:
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try:
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module.configure(commands)
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except AttributeError:
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module.config(commands)
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if save_config:
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try:
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module.config.save_config()
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except AttributeError:
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module.execute(['copy running-config startup-config'])
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result['changed'] = True
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result['updates'] = commands
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return result
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# END OF COMMON CODE
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def execute_config_command(commands, module):
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try:
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module.configure(commands)
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except ShellError:
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clie = get_exception()
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module.fail_json(msg='Error sending CLI commands',
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error=str(clie), commands=commands)
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except AttributeError:
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try:
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commands.insert(0, 'configure')
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module.cli.add_commands(commands, output='config')
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module.cli.run_commands()
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except ShellError:
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clie = get_exception()
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module.fail_json(msg='Error sending CLI commands',
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error=str(clie), commands=commands)
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def get_cli_body_ssh(command, response, module):
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"""Get response for when transport=cli. This is kind of a hack and mainly
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needed because these modules were originally written for NX-API. And
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not every command supports "| json" when using cli/ssh. As such, we assume
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if | json returns an XML string, it is a valid command, but that the
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resource doesn't exist yet. Instead, the output will be a raw string
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when issuing commands containing 'show run'.
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"""
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if 'xml' in response[0] or response[0] == '\n':
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body = []
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elif 'show run' in command:
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body = response
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else:
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try:
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if isinstance(response[0], str):
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body = [json.loads(response[0])]
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else:
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body = response
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except ValueError:
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module.fail_json(msg='Command does not support JSON output',
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command=command)
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return body
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def execute_show(cmds, module, command_type=None):
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command_type_map = {
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'cli_show': 'json',
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'cli_show_ascii': 'text'
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}
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try:
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if command_type:
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response = module.execute(cmds, command_type=command_type)
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else:
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response = module.execute(cmds)
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except ShellError:
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clie = get_exception()
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module.fail_json(msg='Error sending {0}'.format(cmds),
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error=str(clie))
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except AttributeError:
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try:
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if command_type:
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command_type = command_type_map.get(command_type)
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module.cli.add_commands(cmds, output=command_type)
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response = module.cli.run_commands()
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else:
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module.cli.add_commands(cmds)
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response = module.cli.run_commands()
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except ShellError:
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clie = get_exception()
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module.fail_json(msg='Error sending {0}'.format(cmds),
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error=str(clie))
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return response
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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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response = execute_show(cmds, module)
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body = get_cli_body_ssh(command, response, module)
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elif module.params['transport'] == 'nxapi':
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cmds = [command]
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body = execute_show(cmds, module, command_type=command_type)
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return body
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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 _match_dict(match_list, key_map):
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no_blanks = []
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match_dict = {}
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for match_set in match_list:
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match_set = tuple(v for v in match_set if v)
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no_blanks.append(match_set)
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for info in no_blanks:
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words = info[0].strip().split()
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length = len(words)
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alt_key = key_map.get(words[0])
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first = alt_key or words[0]
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last = words[length - 1]
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match_dict[first] = last.replace('\"', '')
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return match_dict
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def get_aaa_host_info(module, server_type, address):
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aaa_host_info = {}
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command = 'show run | inc {0}-server.host.{1}'.format(server_type, address)
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|
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body = execute_show_command(command, module, command_type='cli_show_ascii')
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if body:
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try:
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pattern = ('(acct-port \d+)|(timeout \d+)|(auth-port \d+)|'
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'(key 7 "\w+")|( port \d+)')
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raw_match = re.findall(pattern, body[0])
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aaa_host_info = _match_dict(raw_match, {'acct-port': 'acct_port',
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'auth-port': 'auth_port',
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'port': 'tacacs_port',
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'timeout': 'host_timeout'})
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if aaa_host_info:
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aaa_host_info['server_type'] = server_type
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aaa_host_info['address'] = address
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except TypeError:
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return {}
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else:
|
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return {}
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||||
|
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return aaa_host_info
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|
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|
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def config_aaa_host(server_type, address, params, clear=False):
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cmds = []
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|
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if clear:
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cmds.append('no {0}-server host {1}'.format(server_type, address))
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|
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cmd_str = '{0}-server host {1}'.format(server_type, address)
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key = params.get('key')
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enc_type = params.get('encrypt_type', '')
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host_timeout = params.get('host_timeout')
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auth_port = params.get('auth_port')
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acct_port = params.get('acct_port')
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port = params.get('tacacs_port')
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if auth_port:
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cmd_str += ' auth-port {0}'.format(auth_port)
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if acct_port:
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cmd_str += ' acct-port {0}'.format(acct_port)
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||||
if port:
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cmd_str += ' port {0}'.format(port)
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if host_timeout:
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cmd_str += ' timeout {0}'.format(host_timeout)
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if key:
|
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cmds.append('{0}-server host {1} key {2} {3}'.format(server_type,
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address,
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enc_type, key))
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|
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cmds.append(cmd_str)
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return cmds
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|
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||||
def main():
|
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argument_spec = dict(
|
||||
server_type=dict(choices=['radius', 'tacacs'], required=True),
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||||
address=dict(type='str', required=True),
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key=dict(type='str'),
|
||||
encrypt_type=dict(type='str', choices=['0', '7']),
|
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host_timeout=dict(type='str'),
|
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auth_port=dict(type='str'),
|
||||
acct_port=dict(type='str'),
|
||||
tacacs_port=dict(type='str'),
|
||||
state=dict(choices=['absent', 'present'], default='present'),
|
||||
)
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||||
module = get_network_module(argument_spec=argument_spec,
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||||
supports_check_mode=True)
|
||||
|
||||
server_type = module.params['server_type']
|
||||
address = module.params['address']
|
||||
key = module.params['key']
|
||||
encrypt_type = module.params['encrypt_type']
|
||||
host_timeout = module.params['host_timeout']
|
||||
auth_port = module.params['auth_port']
|
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acct_port = module.params['acct_port']
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tacacs_port = module.params['tacacs_port']
|
||||
state = module.params['state']
|
||||
|
||||
args = dict(server_type=server_type, address=address, key=key,
|
||||
encrypt_type=encrypt_type, host_timeout=host_timeout,
|
||||
auth_port=auth_port, acct_port=acct_port,
|
||||
tacacs_port=tacacs_port)
|
||||
|
||||
proposed = dict((k, v) for k, v in args.iteritems() if v is not None)
|
||||
changed = False
|
||||
|
||||
if encrypt_type and not key:
|
||||
module.fail_json(msg='encrypt_type must be used with key')
|
||||
|
||||
if tacacs_port and server_type != 'tacacs':
|
||||
module.fail_json(
|
||||
msg='tacacs_port can only be used with server_type=tacacs')
|
||||
|
||||
if (auth_port or acct_port) and server_type != 'radius':
|
||||
module.fail_json(msg='auth_port and acct_port can only be used'
|
||||
'when server_type=radius')
|
||||
|
||||
|
||||
existing = get_aaa_host_info(module, server_type, address)
|
||||
end_state = existing
|
||||
|
||||
commands = []
|
||||
if state == 'present':
|
||||
host_timeout = proposed.get('host_timeout')
|
||||
if host_timeout:
|
||||
try:
|
||||
if int(host_timeout) < 1 or int(host_timeout) > 60:
|
||||
raise ValueError
|
||||
except ValueError:
|
||||
module.fail_json(
|
||||
msg='host_timeout must be an integer between 1 and 60')
|
||||
|
||||
delta = dict(
|
||||
set(proposed.iteritems()).difference(existing.iteritems()))
|
||||
if delta:
|
||||
union = existing.copy()
|
||||
union.update(delta)
|
||||
command = config_aaa_host(server_type, address, union)
|
||||
if command:
|
||||
commands.append(command)
|
||||
|
||||
elif state == 'absent':
|
||||
intersect = dict(
|
||||
set(proposed.iteritems()).intersection(existing.iteritems()))
|
||||
if intersect.get('address') and intersect.get('server_type'):
|
||||
command = 'no {0}-server host {1}'.format(
|
||||
intersect.get('server_type'), intersect.get('address'))
|
||||
commands.append(command)
|
||||
|
||||
cmds = flatten_list(commands)
|
||||
if cmds:
|
||||
if module.check_mode:
|
||||
module.exit_json(changed=True, commands=cmds)
|
||||
else:
|
||||
changed = True
|
||||
execute_config_command(cmds, module)
|
||||
end_state = get_aaa_host_info(module, server_type, address)
|
||||
|
||||
results = {}
|
||||
results['proposed'] = proposed
|
||||
results['existing'] = existing
|
||||
results['updates'] = cmds
|
||||
results['changed'] = changed
|
||||
results['end_state'] = end_state
|
||||
|
||||
module.exit_json(**results)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
Loading…
Reference in a new issue