mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-07-03 15:40:59 +02:00
251 lines
8.8 KiB
Python
251 lines
8.8 KiB
Python
#
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# (c) 2017 Red Hat Inc.
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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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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import collections
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import re
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import json
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from itertools import chain
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from ansible.errors import AnsibleConnectionFailure
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from ansible.module_utils._text import to_text
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from ansible.module_utils.network.common.config import NetworkConfig, dumps
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from ansible.module_utils.network.common.utils import to_list
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from ansible.plugins.cliconf import CliconfBase
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class Cliconf(CliconfBase):
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def get_device_info(self):
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device_info = {}
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device_info['network_os'] = 'vyos'
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reply = self.get('show version')
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data = to_text(reply, errors='surrogate_or_strict').strip()
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match = re.search(r'Version:\s*(\S+)', data)
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if match:
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device_info['network_os_version'] = match.group(1)
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match = re.search(r'HW model:\s*(\S+)', data)
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if match:
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device_info['network_os_model'] = match.group(1)
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reply = self.get('show host name')
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device_info['network_os_hostname'] = to_text(reply, errors='surrogate_or_strict').strip()
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return device_info
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def get_config(self, flags=None, format=None):
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if format:
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option_values = self.get_option_values()
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if format not in option_values['format']:
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raise ValueError("'format' value %s is invalid. Valid values of format are %s" % (format, ', '.join(option_values['format'])))
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if format == 'text':
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out = self.send_command('show configuration')
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else:
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out = self.send_command('show configuration commands')
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return out
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def edit_config(self, candidate=None, commit=True, replace=None, comment=None):
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resp = {}
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operations = self.get_device_operations()
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self.check_edit_config_capability(operations, candidate, commit, replace, comment)
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results = []
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requests = []
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self.send_command('configure')
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for cmd in to_list(candidate):
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if not isinstance(cmd, collections.Mapping):
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cmd = {'command': cmd}
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results.append(self.send_command(**cmd))
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requests.append(cmd['command'])
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out = self.get('compare')
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out = to_text(out, errors='surrogate_or_strict')
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diff_config = out if not out.startswith('No changes') else None
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if diff_config:
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if commit:
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try:
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self.commit(comment)
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except AnsibleConnectionFailure as e:
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msg = 'commit failed: %s' % e.message
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self.discard_changes()
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raise AnsibleConnectionFailure(msg)
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else:
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self.send_command('exit')
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else:
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self.discard_changes()
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else:
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self.send_command('exit')
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if diff_config:
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resp['diff'] = diff_config
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resp['response'] = results
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resp['request'] = requests
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return resp
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def get(self, command=None, prompt=None, answer=None, sendonly=False, output=None, check_all=False):
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if not command:
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raise ValueError('must provide value of command to execute')
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if output:
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raise ValueError("'output' value %s is not supported for get" % output)
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return self.send_command(command, prompt=prompt, answer=answer, sendonly=sendonly, check_all=check_all)
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def commit(self, comment=None):
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if comment:
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command = 'commit comment "{0}"'.format(comment)
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else:
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command = 'commit'
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self.send_command(command)
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def discard_changes(self):
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self.send_command('exit discard')
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def get_diff(self, candidate=None, running=None, diff_match='line', diff_ignore_lines=None, path=None, diff_replace=None):
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diff = {}
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device_operations = self.get_device_operations()
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option_values = self.get_option_values()
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if candidate is None and device_operations['supports_generate_diff']:
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raise ValueError("candidate configuration is required to generate diff")
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if diff_match not in option_values['diff_match']:
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raise ValueError("'match' value %s in invalid, valid values are %s" % (diff_match, ', '.join(option_values['diff_match'])))
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if diff_replace:
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raise ValueError("'replace' in diff is not supported")
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if diff_ignore_lines:
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raise ValueError("'diff_ignore_lines' in diff is not supported")
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if path:
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raise ValueError("'path' in diff is not supported")
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set_format = candidate.startswith('set') or candidate.startswith('delete')
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candidate_obj = NetworkConfig(indent=4, contents=candidate)
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if not set_format:
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config = [c.line for c in candidate_obj.items]
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commands = list()
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# this filters out less specific lines
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for item in config:
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for index, entry in enumerate(commands):
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if item.startswith(entry):
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del commands[index]
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break
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commands.append(item)
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candidate_commands = ['set %s' % cmd.replace(' {', '') for cmd in commands]
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else:
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candidate_commands = str(candidate).strip().split('\n')
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if diff_match == 'none':
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diff['config_diff'] = list(candidate_commands)
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return diff
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running_commands = [str(c).replace("'", '') for c in running.splitlines()]
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updates = list()
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visited = set()
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for line in candidate_commands:
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item = str(line).replace("'", '')
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if not item.startswith('set') and not item.startswith('delete'):
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raise ValueError('line must start with either `set` or `delete`')
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elif item.startswith('set') and item not in running_commands:
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updates.append(line)
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elif item.startswith('delete'):
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if not running_commands:
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updates.append(line)
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else:
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item = re.sub(r'delete', 'set', item)
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for entry in running_commands:
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if entry.startswith(item) and line not in visited:
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updates.append(line)
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visited.add(line)
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diff['config_diff'] = list(updates)
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return diff
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def run_commands(self, commands=None, check_rc=True):
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if commands is None:
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raise ValueError("'commands' value is required")
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responses = list()
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for cmd in to_list(commands):
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if not isinstance(cmd, collections.Mapping):
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cmd = {'command': cmd}
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output = cmd.pop('output', None)
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if output:
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raise ValueError("'output' value %s is not supported for run_commands" % output)
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try:
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out = self.send_command(**cmd)
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except AnsibleConnectionFailure as e:
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if check_rc:
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raise
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out = getattr(e, 'err', e)
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responses.append(out)
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return responses
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def get_device_operations(self):
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return {
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'supports_diff_replace': False,
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'supports_commit': True,
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'supports_rollback': False,
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'supports_defaults': False,
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'supports_onbox_diff': True,
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'supports_commit_comment': True,
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'supports_multiline_delimiter': False,
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'supports_diff_match': True,
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'supports_diff_ignore_lines': False,
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'supports_generate_diff': False,
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'supports_replace': False
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}
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def get_option_values(self):
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return {
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'format': ['text', 'set'],
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'diff_match': ['line', 'none'],
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'diff_replace': [],
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'output': []
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}
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def get_capabilities(self):
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result = {}
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result['rpc'] = self.get_base_rpc() + ['commit', 'discard_changes', 'get_diff', 'run_commands']
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result['network_api'] = 'cliconf'
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result['device_info'] = self.get_device_info()
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result['device_operations'] = self.get_device_operations()
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result.update(self.get_option_values())
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return json.dumps(result)
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