Metadata: add vpid_datetime field to metadta env

[lttng-tools.git] / src / bin / lttng-sessiond / ust-metadata.c

diff --git a/src/bin/lttng-sessiond/ust-metadata.c b/src/bin/lttng-sessiond/ust-metadata.c
index 324169559f354907ead3afe66f9ec2b2ad1f9d93..48db2cc5605535818f75a000e2ad1d9945fab57d 100644 (file)
--- a/src/bin/lttng-sessiond/ust-metadata.c
+++ b/src/bin/lttng-sessiond/ust-metadata.c
@@ -969,6 +969,39 @@ error:
        return ret;
 }
 
        return ret;
 }
 

+static
+int print_metadata_app_information(struct ust_registry_session *registry,
+               struct ust_app *app)
+{
+       int ret;
+       char datetime[ISO8601_LEN];
+
+       if (!app) {
+               ret = 0;
+               goto end;
+       }
+
+       ret = time_t_to_ISO8601(datetime, sizeof(datetime),
+                       app->registration_time);
+       if (ret) {
+               goto end;
+       }
+
+       ret = lttng_metadata_printf(registry,
+                       "       tracer_patchlevel = %u;\n"
+                       "       vpid = %d;\n"
+                       "       procname = \"%s\";\n"
+                       "       vpid_datetime = \"%s\";\n" ,
+                       app->version.patchlevel,
+                       (int) app->pid,
+                       app->name,
+                       datetime
+       );
+
+end:
+       return ret;
+}
+

 /*
  * Should be called with session registry mutex held.
  */
 /*
  * Should be called with session registry mutex held.
  */


@@ -1055,18 +1088,10 @@ int ust_metadata_session_statedump(struct ust_registry_session *session,
         * If per-application registry, we can output extra information
         * about the application.
         */
         * If per-application registry, we can output extra information
         * about the application.
         */

-       if (app) {
-               ret = lttng_metadata_printf(session,
-                       "       tracer_patchlevel = %u;\n"
-                       "       vpid = %d;\n"
-                       "       procname = \"%s\";\n",
-                       app->version.patchlevel,
-                       (int) app->pid,
-                       app->name
-                       );
-               if (ret)
-                       goto end;
-       }
+       ret = print_metadata_app_information(session, app);
+       if (ret)
+               goto end;
+

 
        ret = lttng_metadata_printf(session,
                "};\n\n"
 
        ret = lttng_metadata_printf(session,
                "};\n\n"