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Forcing an unbind for a django-auth-ldap sticky session to the LDAP server (#12367)

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* Forcing an unbind for a django-auth-ldap sticky session to the LDAP server

* Focring _connection_bound to false after closing and modifying exceptino logging
This commit is contained in:
John Westcott IV 2022-08-11 15:46:41 -04:00 committed by GitHub
parent 268a4ad32d
commit 993dd61024
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1 changed files with 12 additions and 1 deletions
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13
awx/sso/backends.py
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@ -68,6 +68,7 @@ class LDAPSettings(BaseLDAPSettings):
class LDAPBackend(BaseLDAPBackend):
"""
Custom LDAP backend for AWX.
"""
@ -116,7 +117,17 @@ class LDAPBackend(BaseLDAPBackend):
for setting_name, type_ in [('GROUP_SEARCH', 'LDAPSearch'), ('GROUP_TYPE', 'LDAPGroupType')]:
if getattr(self.settings, setting_name) is None:
raise ImproperlyConfigured("{} must be an {} instance.".format(setting_name, type_))
return super(LDAPBackend, self).authenticate(request, username, password)
ldap_user = super(LDAPBackend, self).authenticate(request, username, password)
# If we have an LDAP user and that user we found has an ldap_user internal object and that object has a bound connection
# Then we can try and force an unbind to close the sticky connection
if ldap_user and ldap_user.ldap_user and ldap_user.ldap_user._connection_bound:
logger.debug("Forcing LDAP connection to close")
try:
ldap_user.ldap_user._connection.unbind_s()
ldap_user.ldap_user._connection_bound = False
except Exception:
logger.exception(f"Got unexpected LDAP exception when forcing LDAP disconnect for user {ldap_user}, login will still proceed")
return ldap_user
except Exception:
logger.exception("Encountered an error authenticating to LDAP")
return None