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Tests: http keepalive tests. Basic tests for keepalive_requests, keepalive_disable and keepalive_timeout directives.
author Andrey Zelenkov <zelenkov@nginx.com>
date Fri, 02 Sep 2016 14:42:00 +0300
parents
children 2b8523bd4988
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1023
8533222fcfc1 Tests: http keepalive tests.
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1 #!/usr/bin/perl
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2
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3 # (C) Andrey Zelenkov
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4 # (C) Nginx, Inc.
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5
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6 # Tests for http keepalive directives.
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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 use IO::Select;
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16
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17 BEGIN { use FindBin; chdir($FindBin::Bin); }
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18
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19 use lib 'lib';
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20 use Test::Nginx;
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21
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22 ###############################################################################
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23
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24 select STDERR; $| = 1;
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25 select STDOUT; $| = 1;
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26
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27 my $t = Test::Nginx->new()->has(qw/http/)->plan(13)
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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 server {
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41 listen 127.0.0.1:8080;
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42 server_name localhost;
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43
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44 keepalive_requests 2;
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45 keepalive_timeout 1 9;
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46
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47 location / { }
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48 location /r {
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49 keepalive_requests 4;
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50 }
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51
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52 location /safari {
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53 keepalive_disable safari;
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54 }
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55
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56 location /none {
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57 keepalive_disable none;
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58 }
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59
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60 location /zero {
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61 keepalive_timeout 0;
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62 }
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63 }
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64 }
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65
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66 EOF
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67
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68 $t->write_file('index.html', '');
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69 $t->write_file('r', '');
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70 $t->write_file('safari', '');
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71 $t->write_file('none', '');
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72 $t->write_file('zero', '');
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73 $t->run();
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74
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75 ###############################################################################
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76
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77 # keepalive_requests
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78
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79 like(http_keepalive('/'), qr/Connection: keep-alive/, 'keepalive request');
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80 is(count_keepalive(http_keepalive('/', req => 2)), 1, 'keepalive limit');
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81 is(count_keepalive(http_keepalive('/r', req => 3)), 3, 'keepalive merge');
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82 is(count_keepalive(http_keepalive('/r', req => 5)), 3, 'keepalive merge limit');
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83
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84 # keepalive_disable
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85
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86 like(http_keepalive('/', method => 'POST', ua => "MSIE 5.0"),
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87 qr/Connection: close/, 'keepalive disable msie6');
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88 like(http_keepalive('/', ua => "MSIE 5.0"), qr/Connection: keep-alive/,
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89 'keepalive disable msie6 GET');
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90 like(http_keepalive('/', method => 'POST', ua => "MSIE 7.0"),
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91 qr/Connection: keep-alive/, 'keepalive disable msie6 modern');
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92 like(http_keepalive('/', ua => "Mac OS X Safari/7534.48.3"),
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93 qr/Connection: keep-alive/, 'keepalive disable msie6 safari');
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94 like(http_keepalive('/safari', ua => "Mac OS X Safari/7534.48.3"),
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95 qr/Connection: close/, 'keepalive disable safari');
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96 like(http_keepalive('/none', method => 'POST', ua => "MSIE 5.0"),
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97 qr/Connection: keep-alive/, 'keepalive disable none');
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98
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99 # keepalive_timeout
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100
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101 my $r = http_keepalive('/', req => 2, sleep => 2.1);
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102 is(count_keepalive($r), 1, 'keepalive timeout request');
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103 like($r, qr/Keep-Alive: timeout=9/, 'keepalive timeout header');
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104
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105 like(http_keepalive('/zero'), qr/Connection: close/, 'keepalive timeout 0');
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106
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107 ###############################################################################
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108
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109 sub http_keepalive {
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110 my ($url, %opts) = @_;
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111 my $data = '';
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112
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113 $opts{ua} = $opts{ua} || '';
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114 $opts{req} = $opts{req} || 1;
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115 $opts{sleep} = $opts{sleep} || 0;
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116 $opts{method} = $opts{method} || 'GET';
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117
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118 my $s = http('', start => 1);
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119
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120 for my $i (1 .. $opts{req}) {
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121
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122 my $sleep = ($i == 1 ? $opts{sleep} : 0);
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123
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124 http(<<EOF, socket => $s, start => 1, sleep => $sleep);
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125 $opts{method} $url HTTP/1.1
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126 Host: localhost
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127 User-Agent: $opts{ua}
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128
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129 EOF
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130
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131 while (IO::Select->new($s)->can_read(3)) {
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132 sysread($s, my $buffer, 4096);
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133 $data .= $buffer;
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134 last if $data =~ /^\x0d\x0a/ms;
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135 }
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136
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137 }
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138
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139 return $data;
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140 }
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141
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142 sub count_keepalive {
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143 my ($str) = @_;
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144 return $str =~ s/Connection: keep-alive//g;
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145 }
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146
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147 ###############################################################################