Mercurial > hg > nginx-quic
annotate auto/feature @ 7525:575480d3fd01
Perl: propagate errors.
When an error happens, the ctx->error bit is now set, and croak()
is called to terminate further processing. The ctx->error bit is
checked in ngx_http_perl_call_handler() to cancel further processing,
and is also checked in various output functions - to make sure these won't
be called if croak() was handled by an eval{} in perl code.
In particular, this ensures that output chain won't be called after
errors, as filters might not expect this to happen. This fixes some
segmentation faults under low memory conditions. Also this stops
request processing after filter finalization or request body reading
errors.
For cases where an HTTP error status can be additionally returned (for
example, 416 (Requested Range Not Satisfiable) from the range filter),
the ctx->status field is also added.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Fri, 12 Jul 2019 13:56:21 +0300 |
parents | e3faa5fb7772 |
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rev | line source |
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2 # Copyright (C) Igor Sysoev |
4412 | 3 # Copyright (C) Nginx, Inc. |
444
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5 |
455 | 6 echo $ngx_n "checking for $ngx_feature ...$ngx_c" |
7 | |
8 cat << END >> $NGX_AUTOCONF_ERR | |
9 | |
10 ---------------------------------------- | |
11 checking for $ngx_feature | |
12 | |
13 END | |
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15 ngx_found=no |
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16 |
455 | 17 if test -n "$ngx_feature_name"; then |
645 | 18 ngx_have_feature=`echo $ngx_feature_name \ |
19 | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ` | |
455 | 20 fi |
358
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21 |
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22 if test -n "$ngx_feature_path"; then |
2139 | 23 for ngx_temp in $ngx_feature_path; do |
24 ngx_feature_inc_path="$ngx_feature_inc_path -I $ngx_temp" | |
25 done | |
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26 fi |
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27 |
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28 cat << END > $NGX_AUTOTEST.c |
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29 |
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30 #include <sys/types.h> |
455 | 31 $NGX_INCLUDE_UNISTD_H |
32 $ngx_feature_incs | |
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33 |
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34 int main(void) { |
358
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35 $ngx_feature_test; |
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36 return 0; |
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37 } |
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38 |
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39 END |
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40 |
455 | 41 |
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42 ngx_test="$CC $CC_TEST_FLAGS $CC_AUX_FLAGS $ngx_feature_inc_path \ |
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43 -o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_TEST_LD_OPT $ngx_feature_libs" |
461 | 44 |
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45 ngx_feature_inc_path= |
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46 |
946 | 47 eval "/bin/sh -c \"$ngx_test\" >> $NGX_AUTOCONF_ERR 2>&1" |
455 | 48 |
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49 |
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50 if [ -x $NGX_AUTOTEST ]; then |
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51 |
619 | 52 case "$ngx_feature_run" in |
53 | |
54 yes) | |
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55 # /bin/sh is used to intercept "Killed" or "Abort trap" messages |
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56 if /bin/sh -c $NGX_AUTOTEST >> $NGX_AUTOCONF_ERR 2>&1; then |
619 | 57 echo " found" |
58 ngx_found=yes | |
455 | 59 |
619 | 60 if test -n "$ngx_feature_name"; then |
61 have=$ngx_have_feature . auto/have | |
62 fi | |
455 | 63 |
619 | 64 else |
65 echo " found but is not working" | |
66 fi | |
67 ;; | |
68 | |
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69 value) |
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70 # /bin/sh is used to intercept "Killed" or "Abort trap" messages |
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71 if /bin/sh -c $NGX_AUTOTEST >> $NGX_AUTOCONF_ERR 2>&1; then |
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72 echo " found" |
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73 ngx_found=yes |
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74 |
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75 cat << END >> $NGX_AUTO_CONFIG_H |
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76 |
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77 #ifndef $ngx_feature_name |
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78 #define $ngx_feature_name `$NGX_AUTOTEST` |
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79 #endif |
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80 |
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81 END |
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82 else |
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83 echo " found but is not working" |
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84 fi |
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85 ;; |
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86 |
619 | 87 bug) |
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88 # /bin/sh is used to intercept "Killed" or "Abort trap" messages |
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89 if /bin/sh -c $NGX_AUTOTEST >> $NGX_AUTOCONF_ERR 2>&1; then |
619 | 90 echo " not found" |
455 | 91 |
619 | 92 else |
93 echo " found" | |
94 ngx_found=yes | |
95 | |
96 if test -n "$ngx_feature_name"; then | |
97 have=$ngx_have_feature . auto/have | |
98 fi | |
99 fi | |
100 ;; | |
358
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101 |
619 | 102 *) |
103 echo " found" | |
104 ngx_found=yes | |
455 | 105 |
619 | 106 if test -n "$ngx_feature_name"; then |
107 have=$ngx_have_feature . auto/have | |
108 fi | |
109 ;; | |
455 | 110 |
619 | 111 esac |
358
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112 |
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113 else |
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114 echo " not found" |
455 | 115 |
116 echo "----------" >> $NGX_AUTOCONF_ERR | |
117 cat $NGX_AUTOTEST.c >> $NGX_AUTOCONF_ERR | |
118 echo "----------" >> $NGX_AUTOCONF_ERR | |
119 echo $ngx_test >> $NGX_AUTOCONF_ERR | |
120 echo "----------" >> $NGX_AUTOCONF_ERR | |
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121 fi |
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122 |
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123 rm -rf $NGX_AUTOTEST* |