+/*
+ * Ask the relay if a rotation is still pending. Must be called with the socket
+ * lock held.
+ *
+ * Return 1 if the rotation is still pending, 0 if finished, a negative value
+ * on error.
+ */
+int consumer_rotate_pending_relay(struct consumer_socket *socket,
+ struct consumer_output *output, uint64_t session_id,
+ uint64_t chunk_id)
+{
+ int ret;
+ struct lttcomm_consumer_msg msg;
+ uint32_t pending = 0;
+
+ assert(socket);
+
+ DBG("Consumer rotate pending on relay for session %" PRIu64 ", chunk id %" PRIu64,
+ session_id, chunk_id);
+ assert(output->type == CONSUMER_DST_NET);
+
+ memset(&msg, 0, sizeof(msg));
+ msg.cmd_type = LTTNG_CONSUMER_ROTATE_PENDING_RELAY;
+ msg.u.rotate_pending_relay.session_id = session_id;
+ msg.u.rotate_pending_relay.relayd_id = output->net_seq_index;
+ msg.u.rotate_pending_relay.chunk_id = chunk_id;
+
+ health_code_update();
+ ret = consumer_send_msg(socket, &msg);
+ if (ret < 0) {
+ goto error;
+ }
+
+ ret = consumer_socket_recv(socket, &pending, sizeof(pending));
+ if (ret < 0) {
+ goto error;
+ }
+
+ ret = pending;
+
+error:
+ health_code_update();
+ return ret;
+}
+