sudo: do not send domain name with username

This caused troubles with subdomain users and it is not really
necessary. This patch does not change the protocol itself, that
should be done on the earliest possible occasion.

Part of https://fedorahosted.org/sssd/ticket/1616

2 files changed, 6 insertions, 16 deletions

diff --git a/src/sss_client/sudo/sss_sudo.c b/src/sss_client/sudo/sss_sudo.c
index e2bb3e00..92f57541 100644
--- a/src/sss_client/sudo/sss_sudo.c
+++ b/src/sss_client/sudo/sss_sudo.c
@@ -100,23 +100,10 @@ int sss_sudo_send_recv(uid_t uid,
         return EINVAL;
     }
 
-    if (domainname != NULL) {
-        ret = asprintf(&fullname, "%s@%s", username, domainname);
-        if (ret == -1) {
-            return ENOMEM;
-        }
-    } else {
-        fullname = strdup(username);
-        if (fullname == NULL) {
-            return ENOMEM;
-        }
-    }
-
     /* send query and receive response */
 
-    ret = sss_sudo_send_recv_generic(SSS_SUDO_GET_SUDORULES, uid, fullname,
+    ret = sss_sudo_send_recv_generic(SSS_SUDO_GET_SUDORULES, uid, username,
                                      _error, NULL, _result);
-    free(fullname);
     return ret;
 }
 
diff --git a/src/sss_client/sudo/sss_sudo_response.c b/src/sss_client/sudo/sss_sudo_response.c
index 471d42ed..7d4bcc5d 100644
--- a/src/sss_client/sudo/sss_sudo_response.c
+++ b/src/sss_client/sudo/sss_sudo_response.c
@@ -67,14 +67,17 @@ int sss_sudo_parse_response(const char *message,
         return ret;
     }
 
-    /* domain name */
+    /* domain name - deprecated
+     * it won't be used, but we will read it anyway to ease parsing
+     * TODO: when possible change the protocol */
     ret = sss_sudo_parse_string(message, message_len, &cursor, &domainname);
     if (ret != EOK) {
         return ret;
     }
 
+    free(domainname);
     if (_domainname != NULL) {
-        *_domainname = domainname;
+        *_domainname = NULL;
     }
 
     /* result */