annotate src/core/ngx_proxy_protocol.h @ 9027:f9d7930d0eed quic

HTTP/3: skip empty request body buffers (ticket #2374). When client DATA frame header and its content come in different QUIC packets, it may happen that only the header is processed by the first ngx_http_v3_request_body_filter() call. In this case an empty request body buffer is added to r->request_body->bufs, which is later reused in a subsequent ngx_http_v3_request_body_filter() call without being removed from the body chain. As a result, rb->request_body->bufs ends up with two copies of the same buffer. The fix is to avoid adding empty request body buffers to r->request_body->bufs.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 03 Aug 2022 16:59:51 +0400
parents 89adf49fe76a
children cca4c8a715de
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1
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2 /*
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3 * Copyright (C) Roman Arutyunyan
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_PROXY_PROTOCOL_H_INCLUDED_
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9 #define _NGX_PROXY_PROTOCOL_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 #define NGX_PROXY_PROTOCOL_MAX_HEADER 107
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19 struct ngx_proxy_protocol_s {
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20 ngx_str_t src_addr;
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21 ngx_str_t dst_addr;
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22 in_port_t src_port;
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23 in_port_t dst_port;
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24 };
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26
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27 u_char *ngx_proxy_protocol_read(ngx_connection_t *c, u_char *buf,
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28 u_char *last);
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29 u_char *ngx_proxy_protocol_write(ngx_connection_t *c, u_char *buf,
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30 u_char *last);
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33 #endif /* _NGX_PROXY_PROTOCOL_H_INCLUDED_ */