Fix: allow empty URL for live session creation

[lttng-tools.git] / src / lib / lttng-ctl / lttng-ctl.c

diff --git a/src/lib/lttng-ctl/lttng-ctl.c b/src/lib/lttng-ctl/lttng-ctl.c
index 94f075b460f2b9ed541e0610691cb18bfb1a67d0..a11215d750124d61ba708f9f5ef543d4725d9af5 100644 (file)
--- a/src/lib/lttng-ctl/lttng-ctl.c
+++ b/src/lib/lttng-ctl/lttng-ctl.c
@@ -1569,16 +1569,20 @@ int lttng_create_session_live(const char *name, const char *url,
        lsm.cmd_type = LTTNG_CREATE_SESSION_LIVE;
        lttng_ctl_copy_string(lsm.session.name, name, sizeof(lsm.session.name));
 
-       size = uri_parse_str_urls(url, NULL, &uris);
-       if (size <= 0) {
-               ret = -LTTNG_ERR_INVALID;
-               goto end;
-       }
+       if (url) {
+               size = uri_parse_str_urls(url, NULL, &uris);
+               if (size <= 0) {
+                       ret = -LTTNG_ERR_INVALID;
+                       goto end;
+               }
 
-       /* file:// is not accepted for live session. */
-       if (uris[0].dtype == LTTNG_DST_PATH) {
-               ret = -LTTNG_ERR_INVALID;
-               goto end;
+               /* file:// is not accepted for live session. */
+               if (uris[0].dtype == LTTNG_DST_PATH) {
+                       ret = -LTTNG_ERR_INVALID;
+                       goto end;
+               }
+       } else {
+               size = 0;
        }
 
        lsm.u.session_live.nb_uri = size;