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1989
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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, proxy_no_cache.
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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
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14 BEGIN { use FindBin; chdir($FindBin::Bin); }
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15
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16 use lib 'lib';
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17 use Test::Nginx;
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18
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19 ###############################################################################
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20
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21 select STDERR; $| = 1;
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22 select STDOUT; $| = 1;
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23
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24 my $t = Test::Nginx->new()->has(qw/http proxy cache rewrite/)->plan(16)
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25 ->write_file_expand('nginx.conf', <<'EOF');
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26
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27 %%TEST_GLOBALS%%
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28
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29 daemon off;
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30
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31 events {
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32 }
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33
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34 http {
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35 %%TEST_GLOBALS_HTTP%%
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36
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37 proxy_cache_path %%TESTDIR%%/cache keys_zone=one:1m;
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38
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39 server {
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40 listen 127.0.0.1:8080;
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41 server_name localhost;
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42
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43 location / {
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44 proxy_pass http://127.0.0.1:8081;
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45
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46 proxy_cache one;
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47 proxy_cache_key $uri;
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48 proxy_cache_valid any 1y;
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49 proxy_no_cache $arg_nocache;
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50
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51 proxy_intercept_errors on;
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52 error_page 404 = @fallback;
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53 }
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54
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55 location /t3 {
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56 proxy_pass http://127.0.0.1:8081;
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57
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58 proxy_cache one;
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59 proxy_cache_key $uri;
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60 proxy_cache_valid any 1y;
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61 proxy_no_cache $arg_nocache;
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62 }
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63
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64 location /t4 {
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65 proxy_pass http://127.0.0.1:8081;
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66
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67 proxy_cache one;
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68 proxy_cache_key $uri;
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69 proxy_cache_valid any 1s;
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70 proxy_no_cache $upstream_http_x_no_cache;
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71
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72 proxy_cache_revalidate on;
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73 }
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74
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75 location @fallback {
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76 return 403;
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77 }
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78
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79 add_header X-Cache-Status $upstream_cache_status always;
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80 }
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81
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82 server {
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83 listen 127.0.0.1:8081;
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84 server_name localhost;
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85
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86 location / {
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87 }
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88
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89 location /t3 {
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90 set $nocache "";
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91 if ($arg_expires) {
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92 set $nocache "no-cache";
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93 }
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94 add_header Cache-Control $nocache;
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95 add_header Transfer-Encoding invalid;
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96 }
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97
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98 location /t4 {
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99 set $nocache "";
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100 if ($arg_expires) {
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101 set $nocache "no-cache";
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102 }
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103 add_header Cache-Control $nocache;
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104 add_header X-No-Cache $arg_nocache;
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105 }
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106 }
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107 }
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108
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109 EOF
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110
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111 $t->write_file('t', 'SEE-THIS');
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112 $t->write_file('t3', 'SEE-THIS');
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113 $t->write_file('t4', 'SEE-THIS');
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114
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115 $t->run();
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116
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117 ###############################################################################
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118
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119 like(http_get('/t?nocache=1'), qr/MISS.*SEE-THIS/s, 'request');
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120 like(http_get('/t'), qr/MISS.*SEE-THIS/s, 'request not cached');
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121 like(http_get('/t'), qr/HIT.*SEE-THIS/s, 'request cached');
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122
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123 # proxy_no_cache with intercepted errors,
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124 # ngx_http_upstream_intercept_errors()
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125
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126 like(http_get('/t2?nocache=1'), qr/403 Forbidden/, 'intercepted error');
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127
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128 TODO: {
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129 local $TODO = 'not yet' unless $t->has_version('1.27.2');
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130
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131 like(http_get('/t2'), qr/403 Forbidden.*MISS/s, 'intercepted error not cached');
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132
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133 }
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134
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135 like(http_get('/t2'), qr/403 Forbidden.*HIT/s, 'intercepted error cached');
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136
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137 # proxy_no_cache with internal 502/504 errors,
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138 # ngx_http_upstream_finalize_request()
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139
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140 like(http_get('/t3?nocache=1'), qr/502 Bad/, 'internal 502 error');
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141
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142 TODO: {
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143 local $TODO = 'not yet' unless $t->has_version('1.27.2');
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144
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145 like(http_get('/t3?expires=1'), qr/502 Bad.*MISS/s,
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146 'internal 502 error expires');
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147 like(http_get('/t3'), qr/502 Bad.*MISS/s, 'internal 502 error not cached');
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148
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149 }
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150
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151 like(http_get('/t3'), qr/502 Bad.*HIT/s, 'internal 502 error cached');
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152
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153 # proxy_no_cache with revalidate and 304,
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154 # ngx_http_upstream_test_next()
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155
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156 like(http_get('/t4'), qr/MISS.*SEE-THIS/s, 'revalidate');
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157 like(http_get('/t4'), qr/HIT.*SEE-THIS/s, 'revalidate cached');
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158 select undef, undef, undef, 2.5;
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159 like(http_get('/t4?nocache=1'), qr/REVALIDATED.*SEE-THIS/s,
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160 'revalidate nocache');
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161
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162 TODO: {
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163 local $TODO = 'not yet' unless $t->has_version('1.27.2');
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164
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165 like(http_get('/t4?expires=1'), qr/REVALIDATED.*SEE-THIS/s,
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166 'revalidate expires');
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167 like(http_get('/t4'), qr/REVALIDATED.*SEE-THIS/s,
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168 'revalidate again');
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169
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170 }
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171
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172 like(http_get('/t4'), qr/HIT.*SEE-THIS/s, 'revalidate again cached');
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173
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174 ###############################################################################
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