Mercurial > hg > nginx-tests
annotate proxy_cache_revalidate.t @ 413:f620d9529ed6
Tests: cache revalidate tests with ETag.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Fri, 20 Jun 2014 18:07:29 +0400 |
parents | 847ea345becb |
children | 43e05ac6c23c |
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1 #!/usr/bin/perl |
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2 |
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3 # (C) Maxim Dounin |
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4 |
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5 # Tests for http proxy cache revalidation with conditional requests. |
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6 |
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7 ############################################################################### |
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8 |
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9 use warnings; |
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10 use strict; |
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11 |
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12 use Test::More; |
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13 use Socket qw/ CRLF /; |
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14 |
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15 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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16 |
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17 use lib 'lib'; |
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18 use Test::Nginx qw/ :DEFAULT :gzip /; |
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19 |
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20 ############################################################################### |
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21 |
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22 select STDERR; $| = 1; |
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23 select STDOUT; $| = 1; |
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24 |
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25 plan(skip_all => 'win32') if $^O eq 'MSWin32'; |
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26 |
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27 my $t = Test::Nginx->new()->has(qw/http proxy cache/) |
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28 ->write_file_expand('nginx.conf', <<'EOF'); |
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29 |
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30 %%TEST_GLOBALS%% |
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31 |
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32 daemon off; |
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33 |
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34 events { |
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35 } |
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36 |
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37 http { |
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38 %%TEST_GLOBALS_HTTP%% |
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39 |
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40 proxy_cache_path %%TESTDIR%%/cache levels=1:2 |
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41 keys_zone=one:1m; |
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42 |
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43 proxy_cache_revalidate on; |
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44 |
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45 server { |
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46 listen 127.0.0.1:8080; |
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47 server_name localhost; |
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48 |
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49 location / { |
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50 proxy_pass http://127.0.0.1:8081; |
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51 proxy_cache one; |
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52 |
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53 proxy_cache_valid 200 1s; |
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54 |
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55 add_header X-Cache-Status $upstream_cache_status; |
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56 } |
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57 } |
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58 |
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59 server { |
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60 listen 127.0.0.1:8081; |
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61 server_name localhost; |
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62 |
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63 location / { } |
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64 location /etag/ { |
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65 proxy_pass http://127.0.0.1:8081/; |
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66 proxy_hide_header Last-Modified; |
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67 } |
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68 } |
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69 } |
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70 |
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71 EOF |
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72 |
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73 $t->write_file('t', 'SEE-THIS'); |
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74 $t->write_file('t2', 'SEE-THIS'); |
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75 |
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76 $t->run()->plan(17); |
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77 |
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78 ############################################################################### |
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79 |
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80 # request documents and make sure they are cached |
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81 |
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82 like(http_get('/t'), qr/X-Cache-Status: MISS.*SEE/ms, 'request'); |
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83 like(http_get('/t'), qr/X-Cache-Status: HIT.*SEE/ms, 'request cached'); |
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84 |
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85 like(http_get('/t2'), qr/X-Cache-Status: MISS.*SEE/ms, '2nd request'); |
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86 like(http_get('/t2'), qr/X-Cache-Status: HIT.*SEE/ms, '2nd request cached'); |
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87 |
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88 like(http_get('/etag/t'), qr/X-Cache-Status: MISS.*SEE/ms, 'etag'); |
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89 like(http_get('/etag/t'), qr/X-Cache-Status: HIT.*SEE/ms, 'etag cached'); |
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90 |
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91 like(http_get('/etag/t2'), qr/X-Cache-Status: MISS.*SEE/ms, 'etag2'); |
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92 like(http_get('/etag/t2'), qr/X-Cache-Status: HIT.*SEE/ms, 'etag2 cached'); |
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93 |
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94 # wait for a while for cached responses to expire |
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95 |
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96 select undef, undef, undef, 2.5; |
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97 |
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98 # 1st document isn't modified, and should be revalidated on first request |
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99 # (a 304 status code will appear in backend's logs), then cached again |
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100 |
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101 like(http_get('/t'), qr/X-Cache-Status: REVALIDATED.*SEE/ms, 'revalidated'); |
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102 like(http_get('/t'), qr/X-Cache-Status: HIT.*SEE/ms, 'cached again'); |
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103 |
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104 select undef, undef, undef, 0.1; |
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105 like(read_file($t->testdir() . '/access.log'), qr/ 304 /, 'not modified'); |
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106 |
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107 # 2nd document is recreated with a new content |
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108 |
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109 $t->write_file('t2', 'NEW'); |
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110 like(http_get('/t2'), qr/X-Cache-Status: EXPIRED.*NEW/ms, 'revalidate failed'); |
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111 like(http_get('/t2'), qr/X-Cache-Status: HIT.*NEW/ms, 'new response cached'); |
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112 |
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113 # the same for etag: |
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114 # 1st document isn't modified |
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115 # 2nd document is recreated |
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116 |
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117 TODO: { |
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118 local $TODO = 'not yet'; |
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119 |
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120 like(http_get('/etag/t'), qr/X-Cache-Status: REVALIDATED.*SEE/ms, |
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121 'etag revalidated'); |
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122 |
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123 } |
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124 |
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125 like(http_get('/etag/t'), qr/X-Cache-Status: HIT.*SEE/ms, |
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126 'etag cached again'); |
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127 like(http_get('/etag/t2'), qr/X-Cache-Status: EXPIRED.*NEW/ms, |
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128 'etag2 revalidate failed'); |
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129 like(http_get('/etag/t2'), qr/X-Cache-Status: HIT.*NEW/ms, |
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130 'etag2 new response cached'); |
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131 |
353
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132 ############################################################################### |
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133 |
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134 sub read_file { |
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135 my ($file) = @_; |
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136 my $log; |
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137 |
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138 local $/; |
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139 |
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140 open LOG, $file or die "Can't open $file: $!\n"; |
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141 $log = <LOG>; |
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142 close LOG; |
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143 |
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144 return $log; |
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145 } |
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146 |
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147 ############################################################################### |