Add debug statements to session daemon

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

diff --git a/liblttngctl/liblttngctl.c b/liblttngctl/liblttngctl.c
index 9afd6fda3239e0085c24ec433383ac2755019bd8..64764682ba18f6fe124900c4283cf74d8f58aaee 100644 (file)
--- a/liblttngctl/liblttngctl.c
+++ b/liblttngctl/liblttngctl.c
@@ -167,6 +167,36 @@ const char *lttng_get_readable_code(int code)
        return lttcomm_get_readable_code(code);
 }
 
+/*
+ *  lttng_ust_start_trace
+ *
+ *  Request a trace start for pid.
+ */
+int lttng_ust_start_trace(pid_t pid)
+{
+       int ret;
+
+       lsm.pid = pid;
+       ret = ask_sessiond(UST_START_TRACE, NULL);
+
+       return ret;
+}
+
+/*
+ *  lttng_ust_create_trace
+ *
+ *  Request a trace creation for pid.
+ */
+int lttng_ust_create_trace(pid_t pid)
+{
+       int ret;
+
+       lsm.pid = pid;
+       ret = ask_sessiond(UST_CREATE_TRACE, NULL);
+
+       return ret;
+}
+
 /*
  *  lttng_ust_list_apps
  *
@@ -197,7 +227,6 @@ int lttng_ust_list_apps(pid_t **pids)
 int lttng_create_session(char *name, uuid_t *session_id)
 {
        int ret;
-       char *uuid;
 
        strncpy(lsm.session_name, name, sizeof(lsm.session_name));
        lsm.session_name[sizeof(lsm.session_name) - 1] = '\0';
@@ -281,6 +310,34 @@ int lttng_connect_sessiond(void)
        return 0;
 }
 
+/*
+ *  lttng_disconnect_sessiond
+ *
+ *  Clean disconnect the session daemon.
+ */
+int lttng_disconnect_sessiond(void)
+{
+       int ret = 0;
+
+       if (connected) {
+               ret = lttcomm_close_unix_sock(sessiond_socket);
+               sessiond_socket = 0;
+               connected = 0;
+       }
+
+       return ret;
+}
+
+/*
+ *  lttng_set_current_session_uuid
+ *
+ *  Set the session uuid for current lsm.
+ */
+void lttng_set_current_session_uuid(char *uuid)
+{
+       uuid_parse(uuid, lsm.session_id);
+}
+
 /*
  *  lttng_set_tracing_group
  *