+ case LTTNG_REGENERATE_METADATA:
+ {
+ ret = cmd_regenerate_metadata(cmd_ctx->session);
+ break;
+ }
+ case LTTNG_REGENERATE_STATEDUMP:
+ {
+ ret = cmd_regenerate_statedump(cmd_ctx->session);
+ break;
+ }
+ case LTTNG_REGISTER_TRIGGER:
+ {
+ ret = cmd_register_trigger(cmd_ctx, sock,
+ notification_thread_handle);
+ break;
+ }
+ case LTTNG_UNREGISTER_TRIGGER:
+ {
+ ret = cmd_unregister_trigger(cmd_ctx, sock,
+ notification_thread_handle);
+ break;
+ }
+ case LTTNG_ROTATE_SESSION:
+ {
+ struct lttng_rotate_session_return rotate_return;
+
+ DBG("Client rotate session \"%s\"", cmd_ctx->session->name);
+
+ memset(&rotate_return, 0, sizeof(rotate_return));
+ if (cmd_ctx->session->kernel_session && !check_rotate_compatible()) {
+ DBG("Kernel tracer version is not compatible with the rotation feature");
+ ret = LTTNG_ERR_ROTATION_WRONG_VERSION;
+ goto error;
+ }
+
+ ret = cmd_rotate_session(cmd_ctx->session, &rotate_return);
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = setup_lttng_msg_no_cmd_header(cmd_ctx, &rotate_return,
+ sizeof(rotate_return));
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = LTTNG_OK;
+ break;
+ }
+ case LTTNG_ROTATION_GET_INFO:
+ {
+ struct lttng_rotation_get_info_return get_info_return;
+
+ memset(&get_info_return, 0, sizeof(get_info_return));
+ ret = cmd_rotate_get_info(cmd_ctx->session, &get_info_return,
+ cmd_ctx->lsm->u.get_rotation_info.rotation_id);
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = setup_lttng_msg_no_cmd_header(cmd_ctx, &get_info_return,
+ sizeof(get_info_return));
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = LTTNG_OK;
+ break;
+ }
+ case LTTNG_SESSION_GET_CURRENT_OUTPUT:
+ {
+ struct lttng_session_get_current_output_return output_return;
+
+ memset(&output_return, 0, sizeof(output_return));
+ ret = cmd_session_get_current_output(cmd_ctx->session,
+ &output_return);
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = setup_lttng_msg_no_cmd_header(cmd_ctx, &output_return,
+ sizeof(output_return));
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = LTTNG_OK;
+ break;
+ }
+ case LTTNG_ROTATION_SET_SCHEDULE:
+ {
+ bool set_schedule;
+ enum lttng_rotation_schedule_type schedule_type;
+ uint64_t value;
+
+ if (cmd_ctx->session->kernel_session && !check_rotate_compatible()) {
+ DBG("Kernel tracer version does not support session rotations");
+ ret = LTTNG_ERR_ROTATION_WRONG_VERSION;
+ goto error;
+ }
+
+ set_schedule = cmd_ctx->lsm->u.rotation_set_schedule.set == 1;
+ schedule_type = (enum lttng_rotation_schedule_type) cmd_ctx->lsm->u.rotation_set_schedule.type;
+ value = cmd_ctx->lsm->u.rotation_set_schedule.value;
+
+ ret = cmd_rotation_set_schedule(cmd_ctx->session,
+ set_schedule,
+ schedule_type,
+ value,
+ notification_thread_handle);
+ if (ret != LTTNG_OK) {
+ goto error;
+ }
+
+ break;
+ }
+ case LTTNG_SESSION_LIST_ROTATION_SCHEDULES:
+ {
+ struct lttng_session_list_schedules_return schedules = {
+ .periodic.set = !!cmd_ctx->session->rotate_timer_period,
+ .periodic.value = cmd_ctx->session->rotate_timer_period,
+ .size.set = !!cmd_ctx->session->rotate_size,
+ .size.value = cmd_ctx->session->rotate_size,
+ };
+
+ ret = setup_lttng_msg_no_cmd_header(cmd_ctx, &schedules,
+ sizeof(schedules));
+ if (ret < 0) {
+ ret = -ret;
+ goto error;
+ }
+
+ ret = LTTNG_OK;
+ break;
+ }