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LDAP user search/custom mapping + TLS support #545

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merged 9 commits into from
Jul 21, 2023
Merged

LDAP user search/custom mapping + TLS support #545

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b3632b6
Add TLS support for ldap user search
cecilialau6776 Jun 5, 2023
41d9acb
Update ldap_user_search documentation and plugin config
cecilialau6776 Jun 5, 2023
d645fc2
Change various default settings from empty string to None
cecilialau6776 Jun 5, 2023
7243d7f
Add callback setting
cecilialau6776 Jun 6, 2023
71e6d9a
Modify user search to use filters from configs
cecilialau6776 Jun 6, 2023
c2483fa
Set search source outside of callback
cecilialau6776 Jun 7, 2023
b3e0332
Update documentation
cecilialau6776 Jun 7, 2023
c0b0887
Fix parse_ldap_entry, add search_by options
cecilialau6776 Jul 14, 2023
0f44ec6
Add SASL_MECHANISM config
cecilialau6776 Jul 17, 2023
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Change various default settings from empty string to None
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@cecilialau6776
cecilialau6776 committed Jun 6, 2023
commit d645fc2535b8644b90675b1b5f831c402e9f9406
12 changes: 6 additions & 6 deletions coldfront/config/plugins/ldap_user_search.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,13 +12,13 @@

LDAP_USER_SEARCH_SERVER_URI = ENV.str('LDAP_USER_SEARCH_SERVER_URI')
LDAP_USER_SEARCH_BASE = ENV.str('LDAP_USER_SEARCH_BASE')
LDAP_USER_SEARCH_BIND_DN = ENV.str('LDAP_USER_SEARCH_BIND_DN')
LDAP_USER_SEARCH_BIND_PASSWORD = ENV.str('LDAP_USER_SEARCH_BIND_PASSWORD')
LDAP_USER_SEARCH_BIND_DN = ENV.str('LDAP_USER_SEARCH_BIND_DN', default=None)
LDAP_USER_SEARCH_BIND_PASSWORD = ENV.str('LDAP_USER_SEARCH_BIND_PASSWORD', default=None)
LDAP_USER_SEARCH_CONNECT_TIMEOUT = ENV.float('LDAP_USER_SEARCH_CONNECT_TIMEOUT', default=2.5)
LDAP_USER_SEARCH_USE_SSL = ENV.bool('LDAP_USER_SEARCH_USE_SSL', default=True)
LDAP_USER_SEARCH_USE_TLS = ENV.bool('LDAP_USER_SEARCH_USE_TLS', default=False)
LDAP_USER_SEARCH_PRIV_KEY_FILE = ENV.str("LDAP_USER_SEARCH_PRIV_KEY_FILE", "")
LDAP_USER_SEARCH_CERT_FILE = ENV.str("LDAP_USER_SEARCH_CERT_FILE", "")
LDAP_USER_SEARCH_CACERT_FILE = ENV.str("LDAP_USER_SEARCH_CACERT_FILE", "")
LDAP_USER_SEARCH_PRIV_KEY_FILE = ENV.str("LDAP_USER_SEARCH_PRIV_KEY_FILE", default=None)
LDAP_USER_SEARCH_CERT_FILE = ENV.str("LDAP_USER_SEARCH_CERT_FILE", default=None)
LDAP_USER_SEARCH_CACERT_FILE = ENV.str("LDAP_USER_SEARCH_CACERT_FILE", default=None)

ADDITIONAL_USER_SEARCH_CLASSES = ['coldfront.plugins.ldap_user_search.utils.LDAPUserSearch',]
ADDITIONAL_USER_SEARCH_CLASSES = ['coldfront.plugins.ldap_user_search.utils.LDAPUserSearch']
42 changes: 15 additions & 27 deletions coldfront/plugins/ldap_user_search/utils.py
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Expand Up @@ -21,9 +21,9 @@ def __init__(self, user_search_string, search_by):
self.LDAP_CONNECT_TIMEOUT = import_from_settings('LDAP_USER_SEARCH_CONNECT_TIMEOUT', 2.5)
self.LDAP_USE_SSL = import_from_settings('LDAP_USER_SEARCH_USE_SSL', True)
self.LDAP_USE_TLS = import_from_settings("LDAP_USER_SEARCH_USE_TLS", False)
self.LDAP_PRIV_KEY_FILE = import_from_settings('LDAP_USER_SEARCH_PRIV_KEY_FILE', '')
self.LDAP_CERT_FILE = import_from_settings('LDAP_USER_SEARCH_CERT_FILE', '')
self.LDAP_CACERT_FILE = import_from_settings('LDAP_USER_SEARCH_CACERT_FILE', '')
self.LDAP_PRIV_KEY_FILE = import_from_settings('LDAP_USER_SEARCH_PRIV_KEY_FILE', None)
self.LDAP_CERT_FILE = import_from_settings('LDAP_USER_SEARCH_CERT_FILE', None)
self.LDAP_CACERT_FILE = import_from_settings('LDAP_USER_SEARCH_CACERT_FILE', None)

tls = None
if self.LDAP_USE_TLS:
Expand All @@ -40,46 +40,34 @@ def parse_ldap_entry(self, entry):
entry_dict = json.loads(entry.entry_to_json()).get('attributes')

user_dict = {
'last_name':
entry_dict.get('sn')[0] if entry_dict.get('sn') else '',
'first_name':
entry_dict.get('givenName')[0]
if entry_dict.get('givenName') else '',
'username':
entry_dict.get('uid')[0] if entry_dict.get('uid') else '',
'email':
entry_dict.get('mail')[0] if entry_dict.get('mail') else '',
'source':
self.search_source,
'last_name': entry_dict.get('sn')[0] if entry_dict.get('sn') else '',
'first_name': entry_dict.get('givenName')[0] if entry_dict.get('givenName') else '',
'username': entry_dict.get('uid')[0] if entry_dict.get('uid') else '',
'email': entry_dict.get('mail')[0] if entry_dict.get('mail') else '',
'source': self.search_source,
}

return user_dict

def search_a_user(self, user_search_string=None, search_by='all_fields'):
size_limit = 50
if user_search_string and search_by == 'all_fields':
filter = ldap.filter.filter_format(
"(|(givenName=*%s*)(sn=*%s*)(uid=*%s*)(mail=*%s*))",
[user_search_string] * 4)
filter = ldap.filter.filter_format("(|(givenName=*%s*)(sn=*%s*)(uid=*%s*)(mail=*%s*))", [user_search_string] * 4)
elif user_search_string and search_by == 'username_only':
filter = ldap.filter.filter_format("(uid=%s)",
[user_search_string])
filter = ldap.filter.filter_format("(uid=%s)", [user_search_string])
size_limit = 1
else:
filter = '(objectclass=person)'

searchParameters = {
'search_base': self.LDAP_USER_SEARCH_BASE,
'search_filter': filter,
'attributes': ['uid', 'sn', 'givenName', 'mail'],
'size_limit': size_limit
}
searchParameters = {'search_base': self.LDAP_USER_SEARCH_BASE,
'search_filter': filter,
'attributes': ['uid', 'sn', 'givenName', 'mail'],
'size_limit': size_limit}
self.conn.search(**searchParameters)
users = []
for idx, entry in enumerate(self.conn.entries, 1):
user_dict = self.parse_ldap_entry(entry)
users.append(user_dict)

logger.info("LDAP user search for %s found %s results",
user_search_string, len(users))
logger.info("LDAP user search for %s found %s results", user_search_string, len(users))
return users