X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fcreate.c;h=438e88f4cadfeaa18e259d86047f40b9c88db2a8;hb=7d81aa9fff703f8fcf35f8ac426aa37d0ffffb16;hp=a7d2d89bece3a4bdefa83f8712dd329a6afb39b0;hpb=b178f53e90c376dd44b020535c32649edef8f80e;p=lttng-tools.git

diff --git a/src/bin/lttng/commands/create.c b/src/bin/lttng/commands/create.c
index a7d2d89be..438e88f4c 100644
--- a/src/bin/lttng/commands/create.c
+++ b/src/bin/lttng/commands/create.c
@@ -236,7 +236,6 @@ struct lttng_session_descriptor *create_session_descriptor(void)
 		descriptor = lttng_session_descriptor_live_network_create(
 				opt_session_name, uri_str1, uri_str2,
 				opt_live_timer);
-
 	} else {
 		/* Regular session. */
 		switch (output_type) {
@@ -261,6 +260,23 @@ struct lttng_session_descriptor *create_session_descriptor(void)
 	}
 	if (!descriptor) {
 		ERR("Failed to initialize session creation command.");
+	} else {
+		/*
+		 * Auto-launch the relay daemon when a live session
+		 * is created using default URLs.
+		 */
+		if (!opt_url && !opt_ctrl_url && !opt_data_url &&
+				opt_live_timer && !check_relayd()) {
+			int ret;
+			const char *pathname = opt_relayd_path ? :
+					INSTALL_BIN_PATH "/lttng-relayd";
+
+			ret = spawn_relayd(pathname, 0);
+			if (ret < 0) {
+				lttng_session_descriptor_destroy(descriptor);
+				descriptor = NULL;
+			}
+		}
 	}
 end:
 	free(uris);