LDAP connection should be single instance

portal/tools/ldap_client.py

@@ -57,7 +57,6 @@ class LDAPWrapper(object):
             log.info(f"[LDAP] Creating LDAP server instance {self.ldap_url}: {self._ldap_server}")
         return self._ldap_server
 
-    @property
     def ldap_connection(self):
         connection = None
         if self.ldap is not None:
@@ -68,8 +67,9 @@ class LDAPWrapper(object):
     def search(self, selector: str):
         selector = selector + self.selector_base
         log.debug(f"[LDAP] Search {self.ldap_url}: ({selector})")
-        self.ldap_connection.search(selector, '(objectclass=*)', attributes=ldap3.ALL_ATTRIBUTES)
-        entries = self.ldap_connection.entries
+        conn = self.ldap_connection()
+        conn.search(selector, '(objectclass=*)', attributes=ldap3.ALL_ATTRIBUTES)
+        entries = conn.entries
         if entries:
             result = entries[0]
             log.debug(f"[LDAP] Search ({selector}): {result}")