mirror of https://github.com/tp4a/teleport
92 lines
3.6 KiB
Python
92 lines
3.6 KiB
Python
"""
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"""
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# Created on 2014.07.04
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#
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# Author: Giovanni Cannata
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#
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# Copyright 2014 - 2020 Giovanni Cannata
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#
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# This file is part of ldap3.
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#
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# ldap3 is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by 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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# ldap3 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 Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with ldap3 in the COPYING and COPYING.LESSER files.
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# If not, see <http://www.gnu.org/licenses/>.
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from ..core.results import RESULT_SUCCESS
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from ..core.exceptions import LDAPExtensionError
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from ..utils.asn1 import decoder
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class ExtendedOperation(object):
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def __init__(self, connection, controls=None):
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self.connection = connection
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self.decoded_response = None
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self.result = None
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self.asn1_spec = None # if None the response_value is returned without encoding
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self.request_name = None
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self.response_name = None
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self.request_value = None
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self.response_value = None
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self.response_attribute = None
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self.controls = controls
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self.config()
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def send(self):
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if self.connection.check_names and self.connection.server.info is not None and self.connection.server.info.supported_extensions is not None: # checks if extension is supported
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for request_name in self.connection.server.info.supported_extensions:
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if request_name[0] == self.request_name:
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break
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else:
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raise LDAPExtensionError('extension not in DSA list of supported extensions')
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resp = self.connection.extended(self.request_name, self.request_value, self.controls)
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if not self.connection.strategy.sync:
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_, self.result = self.connection.get_response(resp)
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else:
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self.result = self.connection.result
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self.decode_response()
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self.populate_result()
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self.set_response()
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return self.response_value
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def populate_result(self):
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pass
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def decode_response(self):
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if not self.result:
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return None
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if self.result['result'] not in [RESULT_SUCCESS]:
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if self.connection.raise_exceptions:
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raise LDAPExtensionError('extended operation error: ' + self.result['description'] + ' - ' + self.result['message'])
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else:
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return None
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if not self.response_name or self.result['responseName'] == self.response_name:
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if self.result['responseValue']:
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if self.asn1_spec is not None:
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decoded, unprocessed = decoder.decode(self.result['responseValue'], asn1Spec=self.asn1_spec)
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if unprocessed:
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raise LDAPExtensionError('error decoding extended response value')
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self.decoded_response = decoded
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else:
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self.decoded_response = self.result['responseValue']
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else:
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raise LDAPExtensionError('invalid response name received')
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def set_response(self):
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self.response_value = self.result[self.response_attribute] if self.result and self.response_attribute in self.result else None
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self.connection.response = self.response_value
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def config(self):
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pass
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