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annotate proxy_variables.t @ 1410:a1a3164faec8

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Tests: harden proxy_variables.t, avoid uninitialized warnings.
author Sergey Kandaurov <pluknet@nginx.com>
date Tue, 04 Dec 2018 17:07:18 +0300
parents 3783b937a1dc
children 16a8962ff246
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4bcf8bc2bafe Tests: $upstream_header_time and $upstream_response_time variables.
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1 #!/usr/bin/perl
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2
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3 # (C) Sergey Kandaurov
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4 # (C) Nginx, Inc.
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5
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6 # Tests for http proxy module with upstream variables.
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7
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8 ###############################################################################
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9
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10 use warnings;
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11 use strict;
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12
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13 use Test::More;
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14
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15 BEGIN { use FindBin; chdir($FindBin::Bin); }
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16
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17 use lib 'lib';
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18 use Test::Nginx;
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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 my $t = Test::Nginx->new()->has(qw/http proxy/)->plan(24)
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26 ->write_file_expand('nginx.conf', <<'EOF');
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27
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28 %%TEST_GLOBALS%%
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29
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30 daemon off;
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31
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32 events {
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33 }
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34
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35 http {
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36 %%TEST_GLOBALS_HTTP%%
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37
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38 upstream u {
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39 server 127.0.0.1:8081;
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40 server 127.0.0.1:8081;
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41 }
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42
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43 log_format time '$upstream_connect_time:$upstream_header_time:'
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44 '$upstream_response_time';
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45
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46 server {
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47 listen 127.0.0.1:8080;
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48 server_name localhost;
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49
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50 add_header X-Connect $upstream_connect_time;
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51 add_header X-Header $upstream_header_time;
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52 add_header X-Response $upstream_response_time;
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53
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54 location / {
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55 proxy_pass http://127.0.0.1:8081;
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56 access_log %%TESTDIR%%/time.log time;
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57 }
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58
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59 location /pnu {
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60 proxy_pass http://u/bad;
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61 }
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62
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63 location /vars {
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64 proxy_pass http://127.0.0.1:8080/stub;
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65
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66 add_header X-Proxy-Host $proxy_host;
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67 add_header X-Proxy-Port $proxy_port;
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68 add_header X-Proxy-Forwarded $proxy_add_x_forwarded_for;
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69 }
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70
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71 location /stub { }
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72 }
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73 }
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74
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75 EOF
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76
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77 $t->write_file('stub', '');
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78 $t->run_daemon(\&http_daemon, port(8081));
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79 $t->run();
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80
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81 $t->waitforsocket('127.0.0.1:' . port(8081));
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82
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83 ###############################################################################
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84
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85 my $re = qr/(\d\.\d{3})/;
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86 my $p0 = port(8080);
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87 my ($ct, $ht, $rt, $ct2, $ht2, $rt2, $ct3, $ht3, $rt3);
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88
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89 like(http_get('/vars'), qr/X-Proxy-Host:\s127\.0\.0\.1:$p0/, 'proxy_host');
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90 like(http_get('/vars'), qr/X-Proxy-Port:\s$p0/, 'proxy_port');
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91 like(http_xff('/vars', '192.0.2.1'), qr/X-Proxy-Forwarded:.*192\.0\.2\.1/,
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92 'proxy_add_x_forwarded_for');
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93
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94 ($ct, $ht) = get('/header');
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95 cmp_ok($ct, '<', 1, 'connect time - slow response header');
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96 cmp_ok($ht, '>=', 1, 'header time - slow response header');
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97
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98 ($ct, $ht) = get('/body');
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99 cmp_ok($ct, '<', 1, 'connect time - slow response body');
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100 cmp_ok($ht, '<', 1, 'header time - slow response body');
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101
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102 my $s = http_get('/header_close', start => 1);
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103 select undef, undef, undef, 0.4;
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104 close ($s);
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105
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106 # expect no header time in 1st (bad) upstream, no (yet) response time in 2nd
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107
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108 $re = qr/(\d\.\d{3}|-)/;
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109 ($ct, $ct2, $ht, $ht2, $rt, $rt2) = get('/pnu', many => 1);
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110 cmp_ok($ct, '<', 1, 'connect time - next');
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111 cmp_ok($ct2, '<', 1, 'connect time - next 2');
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112
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113 TODO: {
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114 local $TODO = 'not yet' unless $t->has_version('1.15.7');
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115
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116 is($ht, '-', 'header time - next');
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117
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118 }
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119
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120 cmp_ok($ht2, '<', 1, 'header time - next 2');
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121 cmp_ok($rt, '>=', 1, 'response time - next');
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122
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123 TODO: {
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124 local $TODO = 'not yet' unless $t->has_version('1.15.7');
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125
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126 is($rt2, '-', 'response time - next 2');
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127
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128 }
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129
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130 $t->stop();
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131
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132 ($ct, $ht, $rt, $ct2, $ht2, $rt2, $ct3, $ht3, $rt3)
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133 = $t->read_file('time.log') =~ /^$re:$re:$re\n$re:$re:$re\n$re:$re:$re$/;
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134
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135 cmp_ok($ct, '<', 1, 'connect time log - slow response header');
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136 cmp_ok($ct2, '<', 1, 'connect time log - slow response body');
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137
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138 TODO: {
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139 local $TODO = 'not yet' unless $t->has_version('1.15.7');
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140
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141 isnt($ct3, '-', 'connect time log - client close set');
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142
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143 }
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144
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145 $ct3 = 0 if $ct3 eq '-';
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146 cmp_ok($ct3, '<', 1, 'connect time log - client close');
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147
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148 cmp_ok($ht, '>=', 1, 'header time log - slow response header');
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149 cmp_ok($ht2, '<', 1, 'header time log - slow response body');
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150 is($ht3, '-', 'header time log - client close');
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151
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152 cmp_ok($rt, '>=', 1, 'response time log - slow response header');
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153 cmp_ok($rt2, '>=', 1, 'response time log - slow response body');
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154
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155 TODO: {
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156 local $TODO = 'not yet' unless $t->has_version('1.15.7');
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157
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158 isnt($rt3, '-', 'response time log - client close set');
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159 $rt3 = 0 if $rt3 eq '-';
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160 cmp_ok($rt3, '>', $ct3, 'response time log - client close');
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161
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162 }
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163
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164 ###############################################################################
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165
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166 sub get {
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167 my ($uri, %extra) = @_;
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168 my $re = $extra{many} ? qr/$re, $re?/ : $re;
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169 my $r = http_get($uri);
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170 $r =~ /X-Connect: $re/, $r =~ /X-Header: $re/, $r =~ /X-Response: $re/;
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171 }
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172
676
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173 sub http_xff {
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174 my ($uri, $xff) = @_;
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175 return http(<<EOF);
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176 GET $uri HTTP/1.0
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177 Host: localhost
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178 X-Forwarded-For: $xff
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179
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180 EOF
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181 }
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182
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183 sub http_daemon {
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184 my ($port) = @_;
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185 my $once = 1;
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186
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187 my $server = IO::Socket::INET->new(
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188 Proto => 'tcp',
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189 LocalHost => '127.0.0.1',
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190 LocalPort => $port,
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191 Listen => 5,
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192 Reuse => 1
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193 )
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194 or die "Can't create listening socket: $!\n";
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195
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196 local $SIG{PIPE} = 'IGNORE';
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197
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198 while (my $client = $server->accept()) {
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199 $client->autoflush(1);
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200
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201 my $headers = '';
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202 my $uri = '';
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203
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204 while (<$client>) {
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205 $headers .= $_;
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206 last if (/^\x0d?\x0a?$/);
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207 }
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208
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209 $uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i;
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210 next unless defined $uri;
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211
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212 if ($uri =~ 'bad' && $once) {
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213 $once = 0;
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214 select undef, undef, undef, 1.1;
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215 next;
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216 }
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217
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218 if ($uri =~ 'header') {
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219 select undef, undef, undef, 1.1;
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220 }
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221
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222 print $client <<EOF;
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223 HTTP/1.1 200 OK
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224 Connection: close
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225
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226 SEE-THIS-
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227 EOF
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228
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229 if ($uri =~ 'body') {
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230 select undef, undef, undef, 1.1;
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231 }
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232
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233 print $client 'AND-THIS';
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234 }
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235 }
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236
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237 ###############################################################################