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annotate proxy_next_upstream_tries.t @ 540:481d705b8610

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Tests: SSL support in mail backends. Socket is now embedded into every mail module. Socket methods are wrapped where appropriate. The new "SSL" extra flag specifies to accept connection over SSL.
author Sergey Kandaurov <pluknet@nginx.com>
date Fri, 03 Apr 2015 00:11:38 +0300
parents 623863fcb1d1
children 907e89fba9c3
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cb0662e12d6e Tests: proxy_next_upstream_{tries,timeout} tests.
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1 #!/usr/bin/perl
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2
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3 # (C) Sergey Kandaurov
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4 # (C) Nginx, Inc.
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5
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6 # Tests for http proxy module, proxy_next_upstream_tries
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7 # and proxy_next_upstream_timeout directives.
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8
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9 ###############################################################################
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10
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11 use warnings;
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12 use strict;
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13
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14 use Test::More;
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15
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16 BEGIN { use FindBin; chdir($FindBin::Bin); }
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17
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18 use lib 'lib';
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19 use Test::Nginx;
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20
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21 ###############################################################################
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22
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23 select STDERR; $| = 1;
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24 select STDOUT; $| = 1;
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25
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26 my $t = Test::Nginx->new()->has(qw/http proxy rewrite/);
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27
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28 $t->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 upstream u {
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41 server 127.0.0.1:8081;
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42 server 127.0.0.1:8081;
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43 server 127.0.0.1:8081;
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44 }
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45
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46 upstream u2 {
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47 server 127.0.0.1:8081;
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48 server 127.0.0.1:8081 backup;
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49 server 127.0.0.1:8081 backup;
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50 }
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51
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52 server {
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53 listen 127.0.0.1:8080;
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54 server_name localhost;
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55
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56 proxy_next_upstream http_404;
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57 proxy_intercept_errors on;
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58 error_page 404 /404;
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59
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60 location /tries {
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61 proxy_pass http://u;
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62 proxy_next_upstream_tries 2;
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63 }
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64
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65 location /tries/backup {
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66 proxy_pass http://u2;
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67 proxy_next_upstream_tries 2;
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68 }
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69
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70 location /tries/resolver {
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71 resolver 127.0.0.1:8083;
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72 resolver_timeout 1s;
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73
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74 proxy_pass http://$host:8081;
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75 proxy_next_upstream_tries 2;
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76 }
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77
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78 location /tries/zero {
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79 proxy_pass http://u;
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80 proxy_next_upstream_tries 0;
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81 }
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82
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83 location /timeout {
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84 proxy_pass http://u/w;
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85 proxy_next_upstream_timeout 1900ms;
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86 }
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87
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88 location /timeout/backup {
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89 proxy_pass http://u2/w;
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90 proxy_next_upstream_timeout 1900ms;
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91 }
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92
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93 location /timeout/resolver {
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94 resolver 127.0.0.1:8083;
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95 resolver_timeout 1s;
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96
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97 proxy_pass http://$host:8081/w;
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98 proxy_next_upstream_timeout 1900ms;
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99 }
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100
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101 location /timeout/zero {
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102 proxy_pass http://u/w;
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103 proxy_next_upstream_timeout 0;
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104 }
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105
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106 location /404 {
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107 return 200 x${upstream_status}x;
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108 }
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109 }
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110 }
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111
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112 EOF
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113
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114 $t->run_daemon(\&http_daemon, 8081);
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115 $t->run_daemon(\&dns_daemon, 8083, $t);
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116 $t->try_run('no proxy_next_upstream_tries')->plan(8);
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117
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118 $t->waitforsocket('127.0.0.1:8081');
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119 $t->waitforfile($t->testdir . '/8083');
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120
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121 ###############################################################################
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122
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123 like(http_get('/tries'), qr/x404, 404x/, 'tries');
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124 like(http_get('/tries/backup'), qr/x404, 404x/, 'tries backup');
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125
479
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126 TODO: {
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127 local $TODO = 'not yet' unless $t->has_version('1.7.7');
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128
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129 like(http_get('/tries/resolver'), qr/x404, 404x/, 'tries resolved');
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130
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131 }
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132
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133 like(http_get('/tries/zero'), qr/x404, 404, 404x/, 'tries zero');
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134
492
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135 # two tries fit into 1.9s
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136
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137 like(http_get('/timeout'), qr/x404, 404x/, 'timeout');
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138 like(http_get('/timeout/backup'), qr/x404, 404x/, 'timeout backup');
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139
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140 TODO: {
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141 local $TODO = 'not yet' unless $t->has_version('1.7.7');
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142
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143 like(http_get('/timeout/resolver'), qr/x404, 404x/, 'timeout resolved');
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144
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145 }
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146
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147 like(http_get('/timeout/zero'), qr/x404, 404, 404x/, 'timeout zero');
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148
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149 ###############################################################################
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150
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151 sub http_daemon {
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152 my ($port) = @_;
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153
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154 my $server = IO::Socket::INET->new(
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155 Proto => 'tcp',
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156 LocalHost => '127.0.0.1',
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157 LocalPort => $port,
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158 Listen => 5,
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159 Reuse => 1
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160 )
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161 or die "Can't create listening socket: $!\n";
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162
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163 local $SIG{PIPE} = 'IGNORE';
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164
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165 while (my $client = $server->accept()) {
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166 $client->autoflush(1);
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167
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168 my $headers = '';
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169 my $uri = '';
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170
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171 while (<$client>) {
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172 $headers .= $_;
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173 last if (/^\x0d?\x0a?$/);
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174 }
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175
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176 next if $headers eq '';
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177
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178 $uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i;
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179
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180 if ($uri eq '/w') {
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181 Test::Nginx::log_core('||', "$port: sleep(1)");
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182 select undef, undef, undef, 1;
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183 }
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184
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185 Test::Nginx::log_core('||', "$port: response, 404");
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186 print $client <<EOF;
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187 HTTP/1.1 404 Not Found
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188 Connection: close
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189
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190 EOF
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191
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192 } continue {
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193 close $client;
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194 }
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195 }
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196
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197 sub reply_handler {
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198 my ($recv_data) = @_;
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199
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200 my (@name, @rdata);
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201
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202 use constant NOERROR => 0;
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203 use constant A => 1;
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204 use constant IN => 1;
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205
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206 # default values
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207
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208 my ($hdr, $rcode, $ttl) = (0x8180, NOERROR, 3600);
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209
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210 # decode name
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211
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212 my ($len, $offset) = (undef, 12);
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213 while (1) {
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214 $len = unpack("\@$offset C", $recv_data);
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215 last if $len == 0;
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216 $offset++;
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217 push @name, unpack("\@$offset A$len", $recv_data);
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218 $offset += $len;
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219 }
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220
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221 $offset -= 1;
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222 my ($id, $type, $class) = unpack("n x$offset n2", $recv_data);
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223
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224 @rdata = map { rd_addr($ttl, '127.0.0.1') } (1 .. 3) if $type == A;
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225
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226 $len = @name;
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227 pack("n6 (w/a*)$len x n2", $id, $hdr | $rcode, 1, scalar @rdata,
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228 0, 0, @name, $type, $class) . join('', @rdata);
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229 }
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230
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231 sub rd_addr {
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232 my ($ttl, $addr) = @_;
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233
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234 my $code = 'split(/\./, $addr)';
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235
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236 return pack 'n3N', 0xc00c, A, IN, $ttl if $addr eq '';
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237
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238 pack 'n3N nC4', 0xc00c, A, IN, $ttl, eval "scalar $code", eval($code);
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239 }
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240
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241 sub dns_daemon {
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242 my ($port, $t) = @_;
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243
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244 my ($data, $recv_data);
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245 my $socket = IO::Socket::INET->new(
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246 LocalAddr => '127.0.0.1',
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247 LocalPort => $port,
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248 Proto => 'udp',
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249 )
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250 or die "Can't create listening socket: $!\n";
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251
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252 # signal we are ready
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253
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254 open my $fh, '>', $t->testdir() . '/' . $port;
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255 close $fh;
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256
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257 while (1) {
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258 $socket->recv($recv_data, 65536);
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259 $data = reply_handler($recv_data);
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260 $socket->send($data);
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261 }
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262 }
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263
462
cb0662e12d6e Tests: proxy_next_upstream_{tries,timeout} tests.
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264 ###############################################################################