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QUIC: do not verify the selected ALPN protocol.

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The right protocol is selected by the HTTP code.  In the QUIC code only verify
that some protocol was selected and trigger an error otherwise.
This commit is contained in:
Roman Arutyunyan
2020-07-18 00:08:04 +03:00
parent 0f1478706d
commit a305de07e9
2 changed files with 1 additions and 8 deletions
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4
src/event/ngx_event_quic.c
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@@ -417,9 +417,7 @@ ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn,
SSL_get0_alpn_selected(c->ssl->connection, &data, &len);
if (len != NGX_QUIC_ALPN_LEN
|| ngx_strncmp(data, NGX_QUIC_ALPN_STR, NGX_QUIC_ALPN_LEN) != 0)
{
if (len == 0) {
qc->error = 0x100 + SSL_AD_NO_APPLICATION_PROTOCOL;
qc->error_reason = "unsupported protocol in ALPN extension";

5
src/event/ngx_event_quic.h
View File

@@ -18,11 +18,6 @@
#endif
#define NGX_QUIC_VERSION (0xff000000 + NGX_QUIC_DRAFT_VERSION)
#define NGX_QUIC_ALPN(s) NGX_QUIC_ALPN_DRAFT(s)
#define NGX_QUIC_ALPN_DRAFT(s) "h3-" #s
#define NGX_QUIC_ALPN_STR NGX_QUIC_ALPN(NGX_QUIC_DRAFT_VERSION)
#define NGX_QUIC_ALPN_LEN (sizeof(NGX_QUIC_ALPN_STR) - 1)
#define NGX_QUIC_MAX_SHORT_HEADER 25 /* 1 flags + 20 dcid + 4 pn */
#define NGX_QUIC_MAX_LONG_HEADER 56
/* 1 flags + 4 version + 2 x (1 + 20) s/dcid + 4 pn + 4 len + token len */