send the rotate pending to the relay

[deliverable/lttng-tools.git] / src / common / relayd / relayd.c

diff --git a/src/common/relayd/relayd.c b/src/common/relayd/relayd.c
index ed8136193927145dcad5b9fb7232ebfe41ba5c1c..339ed85ab535080ee79320a59e20e534956b8bd8 100644 (file)
--- a/src/common/relayd/relayd.c
+++ b/src/common/relayd/relayd.c
@@ -995,7 +995,7 @@ int relayd_rotate_stream(struct lttcomm_relayd_sock *rsock, uint64_t stream_id,
        msg.stream_id = htobe64(stream_id);
        msg.new_chunk_id = htobe64(new_chunk_id);
        /*
-        * the seq_num is invalid for metadata streams, but it is ignored on
+        * The seq_num is invalid for metadata streams, but it is ignored on
         * the relay.
         */
        msg.rotate_at_seq_num = htobe64(seq_num);
@@ -1087,3 +1087,47 @@ error:
        return ret;
 
 }
+
+int relayd_rotate_pending(struct lttcomm_relayd_sock *rsock, uint64_t chunk_id)
+{
+       int ret;
+       struct lttcomm_relayd_rotate_pending msg;
+       struct lttcomm_relayd_generic_reply reply;
+
+       /* Code flow error. Safety net. */
+       assert(rsock);
+
+       DBG("Relayd rotate pending");
+
+       memset(&msg, 0, sizeof(msg));
+       msg.chunk_id = htobe64(chunk_id);
+
+       /* Send command */
+       ret = send_command(rsock, RELAYD_ROTATE_PENDING, (void *) &msg, sizeof(msg), 0);
+       if (ret < 0) {
+               goto error;
+       }
+
+       /* Receive response */
+       ret = recv_reply(rsock, (void *) &reply, sizeof(reply));
+       if (ret < 0) {
+               goto error;
+       }
+
+       reply.ret_code = be32toh(reply.ret_code);
+
+       /* Return session id or negative ret code. */
+       if (reply.ret_code != LTTNG_OK) {
+               ret = -1;
+               ERR("Relayd rotate pending replied error %d", reply.ret_code);
+       } else {
+               /* Success */
+               ret = 0;
+       }
+
+       DBG("Relayd rotate pending completed successfully");
+
+error:
+       return ret;
+
+}