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Add duplicate packet counter to ACK frames

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- Add rx_dup_count (local) and tx_dup_count (remote via ACK) to ETCP_CONN
- Extend ACK section format: add 16-bit rx_dup_count after last_delivered_id
- Reconstruct 32-bit tx_dup_count from received 16-bit diff
- Update etcpmon protocol and control_server to expose counters
- Update packet dumper for new ACK format
This commit is contained in:
Evgeny committed 2026-04-22 16:04:11 +03:00
1 parent 9be03ece76
commit 385aa066b2
5 files changed
+29 -10
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src/control_server.c
+2
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@@ -969,6 +969,8 @@ static void send_metrics(struct control_server* server, struct control_client* c
rsp->etcp.cnt_ack_hit_sndq = conn->cnt_ack_hit_sndq;
rsp->etcp.cnt_ack_miss = conn->cnt_ack_miss;
rsp->etcp.cnt_link_wait = conn->cnt_link_wait;
rsp->etcp.rx_dup_count = conn->rx_dup_count;
rsp->etcp.tx_dup_count = conn->tx_dup_count;
rsp->etcp.tx_state = conn->tx_state;
for (int i = 0; i < 8; i++) {
rsp->etcp.debug[i] = conn->debug[i];