Add listing session option

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

diff --git a/ltt-sessiond/ltt-sessiond.c b/ltt-sessiond/ltt-sessiond.c
index 050c67397345eb0fa97a04239342959364926d90..f257ddb0904de50d1eb2ab83c7db2f95c4bd6f29 100644 (file)
--- a/ltt-sessiond/ltt-sessiond.c
+++ b/ltt-sessiond/ltt-sessiond.c
@@ -56,6 +56,7 @@ static int connect_app(pid_t);
 static int init_daemon_socket(void);
 static int process_client_msg(int sock, struct lttcomm_session_msg*);
 static int send_unix_sock(int sock, void *buf, size_t len);
+static size_t ust_list_apps(pid_t **pids);
 
 static void *thread_manage_clients(void *);
 static void *thread_manage_apps(void *);
@@ -487,6 +488,29 @@ static int process_client_msg(int sock, struct lttcomm_session_msg *lsm)
 
                        break;
                }
+               case LTTNG_LIST_SESSIONS:
+               {
+                       struct ltt_session *iter = NULL;
+
+                       llm.num_pckt = session_count;
+                       if (llm.num_pckt == 0) {
+                               ret = LTTCOMM_NO_SESS;
+                               goto error;
+                       }
+
+                       cds_list_for_each_entry(iter, &ltt_session_list.head, list) {
+                               uuid_unparse(iter->uuid, llm.u.list_sessions.uuid);
+                               strncpy(llm.u.list_sessions.name, iter->name,
+                                               sizeof(llm.u.list_sessions.name));
+                               ret = send_unix_sock(sock, (void*) &llm, sizeof(llm));
+                               if (ret < 0) {
+                                       goto send_error;
+                               }
+                               llm.num_pckt--;
+                       }
+
+                       break;
+               }
                default:
                {
                        /* Undefined command */