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diff src/event/quic/ngx_event_quic_output.c @ 8940:fb41e37ddeb0 quic

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QUIC: decoupled path state and limitation status. The path validation status and anti-amplification limit status is actually two different variables. It is possible that validating path should not be limited (for example, when re-validating former path).
author Vladimir Homutov <vl@nginx.com>
date Mon, 13 Dec 2021 09:48:33 +0300
parents 501f28679d56
children 0433e69f5425
line wrap: on
line diff
--- a/src/event/quic/ngx_event_quic_output.c
+++ b/src/event/quic/ngx_event_quic_output.c
@@ -160,7 +160,7 @@ ngx_quic_create_datagrams(ngx_connection
         len = ngx_min(qc->ctp.max_udp_payload_size,
                       NGX_QUIC_MAX_UDP_PAYLOAD_SIZE);
 
-        if (path->state != NGX_QUIC_PATH_VALIDATED) {
+        if (path->limited) {
             max = path->received * 3;
             max = (path->sent >= max) ? 0 : max - path->sent;
 
@@ -294,7 +294,7 @@ ngx_quic_allow_segmentation(ngx_connecti
         return 0;
     }
 
-    if (qsock->path->state != NGX_QUIC_PATH_VALIDATED) {
+    if (qsock->path->limited) {
         /* don't even try to be faster on non-validated paths */
         return 0;
     }
@@ -1229,7 +1229,7 @@ ngx_quic_frame_sendto(ngx_connection_t *
     ngx_quic_init_packet(c, ctx, qc->socket, &pkt);
 
     /* account for anti-amplification limit: expand to allowed size */
-    if (path->state != NGX_QUIC_PATH_VALIDATED) {
+    if (path->limited) {
         max = path->received * 3;
         max = (path->sent >= max) ? 0 : max - path->sent;
         if ((off_t) min > max) {