216 lines
6.3 KiB
Python
216 lines
6.3 KiB
Python
#
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# (c) 2015 Peter Sprygada, <psprygada@ansible.com>
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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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NET_PASSWD_RE = re.compile(r"[\r\n]?password: $", re.I)
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NET_COMMON_ARGS = dict(
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host=dict(required=True),
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port=dict(type='int'),
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username=dict(required=True),
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password=dict(no_log=True),
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authorize=dict(default=False, type='bool'),
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auth_pass=dict(no_log=True),
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transport=dict(choices=['cli', 'eapi']),
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use_ssl=dict(default=True, type='bool')
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)
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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 Eapi(object):
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def __init__(self, module):
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self.module = module
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# sets the module_utils/urls.py req parameters
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self.module.params['url_username'] = module.params['username']
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self.module.params['url_password'] = module.params['password']
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self.url = None
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self.enable = None
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def _get_body(self, commands, encoding, reqid=None):
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"""Create a valid eAPI JSON-RPC request message
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"""
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params = dict(version=1, cmds=commands, format=encoding)
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return dict(jsonrpc='2.0', id=reqid, method='runCmds', params=params)
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def connect(self):
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host = self.module.params['host']
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port = self.module.params['port']
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if self.module.params['use_ssl']:
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proto = 'https'
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if not port:
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port = 443
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else:
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proto = 'http'
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if not port:
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port = 80
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self.url = '%s://%s:%s/command-api' % (proto, host, port)
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def authorize(self):
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if self.module.params['auth_pass']:
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passwd = self.module.params['auth_pass']
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self.enable = dict(cmd='enable', input=passwd)
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else:
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self.enable = 'enable'
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def send(self, commands, encoding='json'):
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"""Send commands to the device.
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"""
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clist = to_list(commands)
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if self.enable is not None:
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clist.insert(0, self.enable)
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data = self._get_body(clist, encoding)
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data = self.module.jsonify(data)
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headers = {'Content-Type': 'application/json-rpc'}
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response, headers = fetch_url(self.module, self.url, data=data,
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headers=headers, method='POST')
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if headers['status'] != 200:
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self.module.fail_json(**headers)
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response = self.module.from_json(response.read())
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if 'error' in response:
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err = response['error']
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self.module.fail_json(msg='json-rpc error', **err)
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if self.enable:
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response['result'].pop(0)
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return response['result']
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class Cli(object):
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def __init__(self, module):
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self.module = module
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self.shell = None
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def connect(self, **kwargs):
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host = self.module.params['host']
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port = self.module.params['port'] or 22
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username = self.module.params['username']
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password = self.module.params['password']
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self.shell = Shell()
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self.shell.open(host, port=port, username=username, password=password)
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def authorize(self):
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passwd = self.module.params['auth_pass']
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self.send(Command('enable', prompt=NET_PASSWD_RE, response=passwd))
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def send(self, commands, encoding='text'):
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return self.shell.send(commands)
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class EosModule(AnsibleModule):
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def __init__(self, *args, **kwargs):
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super(EosModule, self).__init__(*args, **kwargs)
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self.connection = None
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self._config = None
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@property
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def config(self):
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if not self._config:
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self._config = self.get_config()
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return self._config
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def connect(self):
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if self.params['transport'] == 'eapi':
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self.connection = Eapi(self)
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else:
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self.connection = Cli(self)
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try:
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self.connection.connect()
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self.execute('terminal length 0')
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if self.params['authorize']:
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self.connection.authorize()
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except Exception, exc:
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self.fail_json(msg=exc.message)
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def configure(self, commands):
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commands = to_list(commands)
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commands.insert(0, 'configure terminal')
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responses = self.execute(commands)
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responses.pop(0)
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return responses
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def execute(self, commands, **kwargs):
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try:
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return self.connection.send(commands, **kwargs)
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except Exception, exc:
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self.fail_json(msg=exc.message, commands=commands)
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def disconnect(self):
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self.connection.close()
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def parse_config(self, cfg):
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return parse(cfg, indent=3)
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def get_config(self):
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cmd = 'show running-config'
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if self.params.get('include_defaults'):
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cmd += ' all'
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if self.params['transport'] == 'cli':
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return self.execute(cmd)[0]
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else:
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resp = self.execute(cmd, encoding='text')
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return resp[0]
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def get_module(**kwargs):
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"""Return instance of EosModule
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"""
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argument_spec = NET_COMMON_ARGS.copy()
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if kwargs.get('argument_spec'):
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argument_spec.update(kwargs['argument_spec'])
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kwargs['argument_spec'] = argument_spec
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kwargs['check_invalid_arguments'] = False
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module = EosModule(**kwargs)
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# HAS_PARAMIKO is set by module_utils/shell.py
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if module.params['transport'] == 'cli' and not HAS_PARAMIKO:
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module.fail_json(msg='paramiko is required but does not appear to be installed')
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# copy in values from local action.
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params = json_dict_unicode_to_bytes(json.loads(MODULE_COMPLEX_ARGS))
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for key, value in params.iteritems():
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module.params[key] = value
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module.connect()
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return module
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