75 lines
1.9 KiB
Python
75 lines
1.9 KiB
Python
#
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# (c) 2016 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 re
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from abc import ABCMeta, abstractmethod
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from ansible.compat.six import with_metaclass
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from ansible.errors import AnsibleConnectionFailure
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class TerminalBase(with_metaclass(ABCMeta, object)):
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'''
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A base class for implementing cli connections
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'''
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terminalprompts_re = []
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terminalerrors_re = []
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ansi_re = [
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re.compile(r'(\x1b\[\?1h\x1b=)'),
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re.compile(r'\x08.')
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]
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supports_multiplexing = True
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def __init__(self, connection):
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self._connection = connection
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def _exec_cli_command(self, cmd, check_rc=True):
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rc, out, err = self._connection.exec_command(cmd)
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if check_rc and rc != 0:
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raise AnsibleConnectionFailure(err)
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return rc, out, err
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def _get_prompt(self):
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for cmd in ['\n', 'prompt()']:
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rc, out, err = self._exec_cli_command(cmd)
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return out
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def on_open_shell(self):
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pass
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def on_close_shell(self):
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pass
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def on_authorize(self, passwd=None):
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pass
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def on_deauthorize(self):
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pass
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@staticmethod
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def guess_network_os(conn):
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pass
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