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MINOR: quic: Probe several packet number space upon timer expiration

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When the loss detection timer expires, we SHOULD include new data in
our probing packets (RFC 9002 par 6.2.4. Sending Probe Packets).
This commit is contained in:
Frédéric Lécaille 2021-12-31 16:35:28 +01:00
parent db6a4727cf
commit a56054e438
1 changed files with 12 additions and 1 deletions
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13
src/xprt_quic.c
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@ -3302,7 +3302,7 @@ static struct task *process_timer(struct task *task, void *ctx, unsigned int sta
struct ssl_sock_ctx *conn_ctx; struct ssl_sock_ctx *conn_ctx;
struct quic_conn *qc; struct quic_conn *qc;
struct quic_pktns *pktns; struct quic_pktns *pktns;
int st; int i, st;
conn_ctx = task->context; conn_ctx = task->context;
qc = conn_ctx->qc; qc = conn_ctx->qc;
@ -3338,6 +3338,17 @@ static struct task *process_timer(struct task *task, void *ctx, unsigned int sta
if (iel->tls_ctx.rx.flags == QUIC_FL_TLS_SECRETS_SET) if (iel->tls_ctx.rx.flags == QUIC_FL_TLS_SECRETS_SET)
iel->pktns->tx.pto_probe = 1; iel->pktns->tx.pto_probe = 1;
} }
for (i = QUIC_TLS_ENC_LEVEL_INITIAL; i < QUIC_TLS_ENC_LEVEL_MAX; i++) {
int j;
if (i == QUIC_TLS_ENC_LEVEL_APP && !quic_peer_validated_addr(qc))
continue;
for (j = 0; j < qc->els[i].pktns->tx.pto_probe; j++)
qc_prep_fast_retrans(&qc->els[i], qc);
}
tasklet_wakeup(conn_ctx->wait_event.tasklet); tasklet_wakeup(conn_ctx->wait_event.tasklet);
qc->path->loss.pto_count++; qc->path->loss.pto_count++;