Add listing session option

[lttng-tools.git] / lttng / lttng.c

diff --git a/lttng/lttng.c b/lttng/lttng.c
index 907984370edf7831e4fdb5b0f8a135345d58b357..095ebe5e1c898343b86d177bfd39a926115b3090 100644 (file)
--- a/lttng/lttng.c
+++ b/lttng/lttng.c
@@ -41,6 +41,7 @@ static char *progname;
 /* Prototypes */
 static int process_client_opt(void);
 static int process_opt_list_apps(void);
 /* Prototypes */
 static int process_client_opt(void);
 static int process_opt_list_apps(void);

+static int process_opt_list_sessions(void);

 static void sighandler(int sig);
 static int set_signal_handler(void);
 
 static void sighandler(int sig);
 static int set_signal_handler(void);
 


@@ -68,6 +69,13 @@ static int process_client_opt(void)
                }
        }
 
                }
        }
 

+       if (opt_list_session) {
+               ret = process_opt_list_sessions();
+               if (ret < 0) {
+                       goto end;
+               }
+       }
+

        return 0;
 
 end:
        return 0;
 
 end:


@@ -75,6 +83,37 @@ end:
        return ret;
 }
 
        return ret;
 }
 

+/*
+ *  process_opt_list_sessions
+ *
+ *  Get the list of available sessions from
+ *  the session daemon and print it to user.
+ */
+static int process_opt_list_sessions(void)
+{
+       int ret, count, i;
+       struct lttng_session *sess;
+
+       count = lttng_list_sessions(&sess);
+       if (count < 0) {
+               ret = count;
+               goto error;
+       }
+
+       MSG("Available sessions [Name (uuid)]:");
+       for (i = 0; i < count; i++) {
+               MSG("\tName: %s (uuid: %s)", sess[i].name, sess[i].uuid);
+       }
+
+       free(sess);
+       MSG("\nTo select a session, use --session UUID.");
+
+       return 0;
+
+error:
+       return ret;
+}
+

 /*
  *  process_opt_list_apps
  *
 /*
  *  process_opt_list_apps
  *