Mercurial > hg > nginx-quic
annotate auto/os/conf @ 7152:3b635e8fd499
FastCGI: adjust buffer position when parsing incomplete records.
Previously, nginx failed to move buffer position when parsing an incomplete
record header, and due to this wasn't be able to continue parsing once
remaining bytes of the record header were received.
This can affect response header parsing, potentially generating spurious errors
like "upstream sent unexpected FastCGI request id high byte: 1 while reading
response header from upstream". While this is very unlikely, since usually
record headers are written in a single buffer, this still can happen in real
life, for example, if a record header will be split across two TCP packets
and the second packet will be delayed.
This does not affect non-buffered response body proxying, due to "buf->pos =
buf->last;" at the start of the ngx_http_fastcgi_non_buffered_filter()
function. Also this does not affect buffered response body proxying, as
each input buffer is only passed to the filter once.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 09 Nov 2017 15:35:20 +0300 |
parents | 639e48c382a6 |
children | e4c21e417277 |
rev | line source |
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1 |
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2 # Copyright (C) Igor Sysoev |
4412 | 3 # Copyright (C) Nginx, Inc. |
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563 | 6 echo "checking for $NGX_SYSTEM specific features" |
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493 | 8 case "$NGX_PLATFORM" in |
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10 FreeBSD:*) |
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11 . auto/os/freebsd |
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12 ;; |
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14 Linux:*) |
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15 . auto/os/linux |
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16 ;; |
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18 SunOS:*) |
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19 . auto/os/solaris |
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20 ;; |
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21 |
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22 Darwin:*) |
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23 . auto/os/darwin |
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24 ;; |
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25 |
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26 win32) |
455 | 27 . auto/os/win32 |
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28 ;; |
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29 |
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30 DragonFly:*) |
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31 have=NGX_FREEBSD . auto/have_headers |
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32 CORE_INCS="$UNIX_INCS" |
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33 CORE_DEPS="$UNIX_DEPS $FREEBSD_DEPS" |
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34 CORE_SRCS="$UNIX_SRCS $FREEBSD_SRCS" |
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35 |
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36 echo " + sendfile() found" |
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37 have=NGX_HAVE_SENDFILE . auto/have |
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38 CORE_SRCS="$CORE_SRCS $FREEBSD_SENDFILE_SRCS" |
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39 |
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40 ngx_spacer=' |
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41 ' |
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42 ;; |
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43 |
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44 NetBSD:*) |
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45 CORE_INCS="$UNIX_INCS" |
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46 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" |
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47 CORE_SRCS="$UNIX_SRCS" |
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48 |
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49 NGX_RPATH=YES |
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50 ;; |
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51 |
515 | 52 HP-UX:*) |
53 # HP/UX | |
54 have=NGX_HPUX . auto/have_headers | |
55 CORE_INCS="$UNIX_INCS" | |
56 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" | |
57 CORE_SRCS="$UNIX_SRCS" | |
58 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1" | |
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59 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_HPUX_ALT_XOPEN_SOCKET_API" |
515 | 60 ;; |
61 | |
62 OSF1:*) | |
517 | 63 # Tru64 UNIX |
515 | 64 have=NGX_TRU64 . auto/have_headers |
517 | 65 have=NGX_HAVE_STRERROR_R . auto/nohave |
515 | 66 CORE_INCS="$UNIX_INCS" |
67 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" | |
68 CORE_SRCS="$UNIX_SRCS" | |
69 ;; | |
70 | |
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71 GNU:*) |
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72 # GNU Hurd |
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73 have=NGX_GNU_HURD . auto/have_headers |
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74 CORE_INCS="$UNIX_INCS" |
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75 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" |
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76 CORE_SRCS="$UNIX_SRCS" |
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77 CC_AUX_FLAGS="$CC_AUX_FLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64" |
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78 ;; |
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79 |
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80 *) |
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81 CORE_INCS="$UNIX_INCS" |
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82 CORE_DEPS="$UNIX_DEPS $POSIX_DEPS" |
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83 CORE_SRCS="$UNIX_SRCS" |
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84 ;; |
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85 |
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86 esac |
455 | 87 |
88 | |
493 | 89 case "$NGX_MACHINE" in |
479 | 90 |
589 | 91 i386 | i686 | i86pc) |
509 | 92 have=NGX_HAVE_NONALIGNED . auto/have |
589 | 93 NGX_MACH_CACHE_LINE=32 |
94 ;; | |
95 | |
593 | 96 amd64 | x86_64) |
589 | 97 have=NGX_HAVE_NONALIGNED . auto/have |
98 NGX_MACH_CACHE_LINE=64 | |
509 | 99 ;; |
479 | 100 |
745 | 101 sun4u | sun4v | sparc | sparc64) |
581 | 102 have=NGX_ALIGNMENT value=16 . auto/define |
589 | 103 # TODO |
104 NGX_MACH_CACHE_LINE=64 | |
105 ;; | |
106 | |
107 ia64 ) | |
108 have=NGX_ALIGNMENT value=16 . auto/define | |
109 # TODO | |
110 NGX_MACH_CACHE_LINE=64 | |
111 ;; | |
112 | |
113 *) | |
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114 have=NGX_ALIGNMENT value=16 . auto/define |
589 | 115 NGX_MACH_CACHE_LINE=32 |
581 | 116 ;; |
117 | |
479 | 118 esac |
589 | 119 |
120 if test -z "$NGX_CPU_CACHE_LINE"; then | |
121 NGX_CPU_CACHE_LINE=$NGX_MACH_CACHE_LINE | |
122 fi | |
123 | |
124 have=NGX_CPU_CACHE_LINE value=$NGX_CPU_CACHE_LINE . auto/define |