76 lines
2.6 KiB
Python
76 lines
2.6 KiB
Python
"""Active Directory specific"""
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from datetime import datetime
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from enum import IntFlag
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from typing import Any
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from pytz import UTC
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from authentik.core.models import User
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from authentik.sources.ldap.sync.base import BaseLDAPSynchronizer
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class UserAccountControl(IntFlag):
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"""UserAccountControl attribute for Active directory users"""
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# https://docs.microsoft.com/en-us/troubleshoot/windows-server/identity
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# /useraccountcontrol-manipulate-account-properties
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SCRIPT = 1
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ACCOUNTDISABLE = 2
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HOMEDIR_REQUIRED = 8
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LOCKOUT = 16
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PASSWD_NOTREQD = 32
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PASSWD_CANT_CHANGE = 64
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ENCRYPTED_TEXT_PWD_ALLOWED = 128
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TEMP_DUPLICATE_ACCOUNT = 256
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NORMAL_ACCOUNT = 512
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INTERDOMAIN_TRUST_ACCOUNT = 2048
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WORKSTATION_TRUST_ACCOUNT = 4096
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SERVER_TRUST_ACCOUNT = 8192
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DONT_EXPIRE_PASSWORD = 65536
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MNS_LOGON_ACCOUNT = 131072
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SMARTCARD_REQUIRED = 262144
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TRUSTED_FOR_DELEGATION = 524288
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NOT_DELEGATED = 1048576
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USE_DES_KEY_ONLY = 2097152
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DONT_REQ_PREAUTH = 4194304
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PASSWORD_EXPIRED = 8388608
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TRUSTED_TO_AUTH_FOR_DELEGATION = 16777216
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PARTIAL_SECRETS_ACCOUNT = 67108864
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class MicrosoftActiveDirectory(BaseLDAPSynchronizer):
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"""Microsoft-specific LDAP"""
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def sync(self, attributes: dict[str, Any], user: User, created: bool):
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self.ms_check_pwd_last_set(attributes, user, created)
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self.ms_check_uac(attributes, user)
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def ms_check_pwd_last_set(self, attributes: dict[str, Any], user: User, created: bool):
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"""Check pwdLastSet"""
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if "pwdLastSet" not in attributes:
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return
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pwd_last_set: datetime = attributes.get("pwdLastSet", datetime.now())
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pwd_last_set = pwd_last_set.replace(tzinfo=UTC)
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if created or pwd_last_set >= user.password_change_date:
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self.message(f"'{user.username}': Reset user's password")
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self._logger.debug(
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"Reset user's password",
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user=user.username,
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created=created,
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pwd_last_set=pwd_last_set,
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)
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user.set_unusable_password()
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user.save()
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def ms_check_uac(self, attributes: dict[str, Any], user: User):
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"""Check userAccountControl"""
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if "userAccountControl" not in attributes:
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return
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# Default from https://docs.microsoft.com/en-us/troubleshoot/windows-server/identity
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# /useraccountcontrol-manipulate-account-properties
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uac_bit = attributes.get("userAccountControl", 512)
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uac = UserAccountControl(uac_bit)
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user.is_active = UserAccountControl.ACCOUNTDISABLE not in uac
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user.save()
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