def next_user_uid()

in asfpy/ldapadmin.py [0:0]

• 21 lines of code
• 12 McCabe index (conditional complexity)

    def next_user_uid(self):
        """ Find lowest available user account uid with a matching available gid """

        try:
            r = self.lc.search_s(LDAP_PEOPLE_BASE, ldap.SCOPE_SUBTREE, 'uid=*', ['uidNumber', 'gidNumber'])
            un_avail_uids = sorted([int(item[1]["uidNumber"][0].decode('utf8')) for item in r])
            un_avail_gids = sorted([int(item[1]["gidNumber"][0].decode('utf8')) for item in r])
            avail_uids = self._find_gaps(un_avail_uids)
            avail_gids = self._find_gaps(un_avail_gids)

            # In case there are no gaps, increment the last returned UID
            # If the new UID is not unavailable append it to the list of
            # available_uids.
            n_uid = int(un_avail_uids[-1]+1)
            while n_uid in un_avail_gids:
                n_uid+=1

            avail_uids.append(n_uid)

            # Ensure you got something
            assert(type(avail_uids) is list and len(avail_uids) > 0 and type(avail_gids) is list and len(avail_gids) > 0)

            for uid in avail_uids:
                if uid >= MINIMUM_USER_UID and uid in avail_gids:
                    return(uid)
                continue

            raise ConnectionException('Unable to find a UID') # Should not happen, but ...

        except ldap.TIMEOUT:
            raise ConnectionException(BACKEND_TIMEOUT)
        except AssertionError:
            raise ConnectionException(ASSERTION_FAILED)