- function provider.get_sasl_handler()
- local realm = module:get_option("sasl_realm") or module.host;
- local testpass_authentication_profile = {
- plain_test = function(username, password, realm)
- local prepped_username = nodeprep(username);
- if not prepped_username then
- log("debug", "NODEprep failed on username: %s", username);
- return "", nil;
- end
- return usermanager.test_password(prepped_username, password, realm), true;
- end,
- scram_sha_1 = function(username, realm)
- local credentials = datamanager.load(username, host, "accounts") or {};
- if credentials.password then
- usermanager.set_password(username, credentials.password);
- credentials = datamanager.load(username, host, "accounts") or {};
- end
- local salted_password, iteration_count, salt = credentials.hashpass, credentials.iteration_count, credentials.salt;
- salted_password = salted_password and salted_password:gsub("..", function(x) return string.char(tonumber(x, 16)); end);
- return salted_password, iteration_count, salt, true;
- end
- };
- return new_sasl(realm, testpass_authentication_profile);
+function provider.user_exists(username)
+ local account = accounts:get(username);
+ if not account then
+ log("debug", "account not found for username '%s' at host '%s'", username, host);
+ return nil, "Auth failed. Invalid username";