ansible-later/env_27/lib/python2.7/site-packages/ansible/plugins/netconf/sros.py

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#
# (c) 2018 Red Hat Inc.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import json
import re
from ansible import constants as C
from ansible.module_utils._text import to_text, to_bytes
from ansible.errors import AnsibleConnectionFailure, AnsibleError
from ansible.plugins.netconf import NetconfBase
from ansible.plugins.netconf import ensure_connected
try:
from ncclient import manager
from ncclient.operations import RPCError
from ncclient.transport.errors import SSHUnknownHostError
from ncclient.xml_ import to_ele, to_xml, new_ele
except ImportError:
raise AnsibleError("ncclient is not installed")
try:
from lxml import etree
except ImportError:
raise AnsibleError("lxml is not installed")
class Netconf(NetconfBase):
def get_text(self, ele, tag):
try:
return to_text(ele.find(tag).text, errors='surrogate_then_replace').strip()
except AttributeError:
pass
def get_device_info(self):
device_info = dict()
device_info['network_os'] = 'sros'
xmlns = "urn:nokia.com:sros:ns:yang:sr:state"
f = '<state xmlns="%s"><system><platform/><bootup/><version/><lldp/></system></state>' % xmlns
reply = to_ele(self.m.get(filter=('subtree', f)).data_xml)
device_info['network_os_hostname'] = reply.findtext('.//{%s}state/{*}system/{*}lldp/{*}system-name' % xmlns)
device_info['network_os_version'] = reply.findtext('.//{%s}state/{*}system/{*}version/{*}version-number' % xmlns)
device_info['network_os_model'] = reply.findtext('.//{%s}state/{*}system/{*}platform' % xmlns)
device_info['network_os_platform'] = 'Nokia 7x50'
return device_info
def get_capabilities(self):
result = dict()
result['rpc'] = self.get_base_rpc() + ['commit', 'discard_changes', 'validate', 'lock', 'unlock']
result['network_api'] = 'netconf'
result['device_info'] = self.get_device_info()
result['server_capabilities'] = [c for c in self.m.server_capabilities]
result['client_capabilities'] = [c for c in self.m.client_capabilities]
result['session_id'] = self.m.session_id
result['device_operations'] = self.get_device_operations(result['server_capabilities'])
return json.dumps(result)
@staticmethod
def guess_network_os(obj):
try:
m = manager.connect(
host=obj._play_context.remote_addr,
port=obj._play_context.port or 830,
username=obj._play_context.remote_user,
password=obj._play_context.password,
key_filename=obj.key_filename,
hostkey_verify=obj.get_option('host_key_checking'),
look_for_keys=obj.get_option('look_for_keys'),
allow_agent=obj._play_context.allow_agent,
timeout=obj._play_context.timeout
)
except SSHUnknownHostError as exc:
raise AnsibleConnectionFailure(str(exc))
guessed_os = None
for c in m.server_capabilities:
if re.search('urn:nokia.com:sros:ns:yang:sr', c):
guessed_os = 'sros'
m.close_session()
return guessed_os