Stop sessions before destroying on teardown of session daemon

Stopping sessions ensures that trace data is no longer produced
for a session which will allow pending rotations to complete.

It also ensure that no data is produced beyond the last rename
of a rotated session's output folder.

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/src/bin/lttng-sessiond/main.c b/src/bin/lttng-sessiond/main.c
index 579d49ab8d5c1eff1c16ed8425e4f257dedd687a..6d0fb42e393e8ab072c25c5016c9eb776073e0c6 100644 (file)
--- a/src/bin/lttng-sessiond/main.c
+++ b/src/bin/lttng-sessiond/main.c
@@ -1705,6 +1705,7 @@ static void destroy_all_sessions_and_wait(void)
                if (session->destroyed) {
                        goto unlock_session;
                }
                if (session->destroyed) {
                        goto unlock_session;
                }

+               (void) cmd_stop_trace(session);

                (void) cmd_destroy_session(session,
                                notification_thread_handle);
        unlock_session:
                (void) cmd_destroy_session(session,
                                notification_thread_handle);
        unlock_session: