Mercurial > hg > nginx
annotate src/event/quic/ngx_event_quic_migration.h @ 8822:ad046179eb91 quic
QUIC: handle EAGAIN properly on UDP sockets.
Previously, the error was ignored leading to unnecessary retransmits.
Now, unsent frames are returned into output queue, state is reset, and
timer is started for the next send attempt.
author | Vladimir Homutov <vl@nginx.com> |
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date | Wed, 28 Jul 2021 17:23:18 +0300 |
parents | 5186ee5a94b9 |
children | 40445fc7c403 |
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QUIC: distinct files for connection migration.
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1 |
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
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5 |
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7 #ifndef _NGX_EVENT_QUIC_MIGRATION_H_INCLUDED_ |
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8 #define _NGX_EVENT_QUIC_MIGRATION_H_INCLUDED_ |
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9 |
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10 |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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13 |
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14 #define NGX_QUIC_PATH_RETRIES 3 |
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15 |
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16 #define NGX_QUIC_PATH_NEW 0 |
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17 #define NGX_QUIC_PATH_VALIDATING 1 |
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18 #define NGX_QUIC_PATH_VALIDATED 2 |
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19 |
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20 #define NGX_QUIC_PATH_VALID_TIME 600 /* seconds */ |
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21 |
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22 |
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23 #define ngx_quic_path_state_str(p) \ |
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24 ((p)->state == NGX_QUIC_PATH_NEW) ? "new" : \ |
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25 (((p)->state == NGX_QUIC_PATH_VALIDATED) ? "validated" : "validating") |
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26 |
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27 |
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28 ngx_int_t ngx_quic_handle_path_challenge_frame(ngx_connection_t *c, |
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29 ngx_quic_path_challenge_frame_t *f); |
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30 ngx_int_t ngx_quic_handle_path_response_frame(ngx_connection_t *c, |
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31 ngx_quic_path_challenge_frame_t *f); |
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32 |
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33 ngx_quic_path_t *ngx_quic_add_path(ngx_connection_t *c, |
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34 struct sockaddr *sockaddr, socklen_t socklen); |
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35 |
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36 ngx_int_t ngx_quic_check_migration(ngx_connection_t *c, |
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37 ngx_quic_header_t *pkt); |
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38 ngx_int_t ngx_quic_update_paths(ngx_connection_t *c, ngx_quic_header_t *pkt); |
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39 ngx_int_t ngx_quic_handle_migration(ngx_connection_t *c, |
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40 ngx_quic_header_t *pkt); |
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parents:
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41 |
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42 void ngx_quic_path_validation_handler(ngx_event_t *ev); |
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43 |
8747 | 44 #endif /* _NGX_EVENT_QUIC_MIGRATION_H_INCLUDED_ */ |