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annotate upstream_least_conn.t @ 1585:bff287fbf347

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Tests: added proxy_cookie_domain/path tests with "off" parameter.
author Sergey Kandaurov <pluknet@nginx.com>
date Thu, 23 Jul 2020 12:17:39 +0300
parents 882267679006
children
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71e275487aeb Tests: upstream least_conn and ip_hash tests.
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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 upstream least_conn balancer module.
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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 qw/ :DEFAULT http_end /;
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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 upstream_least_conn/)->plan(2);
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25
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26 $t->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 least_conn;
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40 server 127.0.0.1:8081;
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41 server 127.0.0.1:8082;
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42 }
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43
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44 server {
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45 listen 127.0.0.1:8080;
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46 server_name localhost;
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47
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48 location / {
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49 proxy_pass http://u;
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50 }
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51 }
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52 }
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53
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54 EOF
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55
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56 $t->run_daemon(\&http_daemon, port(8081));
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57 $t->run_daemon(\&http_daemon, port(8082));
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58 $t->run();
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59
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60 $t->waitforsocket('127.0.0.1:' . port(8081));
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61 $t->waitforsocket('127.0.0.1:' . port(8082));
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62
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63 ###############################################################################
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64
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65 my @ports = my ($port1, $port2) = (port(8081), port(8082));
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66
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67 is(many('/', 10), "$port1: 5, $port2: 5", 'balanced');
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68
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69 my @sockets;
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70 push(@sockets, http_get('/w', start => 1));
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71 push(@sockets, http_get('/w', start => 1));
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72
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73 select undef, undef, undef, 0.2;
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74
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75 is(many('/w', 10), "$port2: 10", 'least conn');
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76
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77 ###############################################################################
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78
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79 sub many {
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80 my ($uri, $count) = @_;
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81 my %ports;
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82
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83 for (1 .. $count) {
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84 if (http_get($uri) =~ /X-Port: (\d+)/) {
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85 $ports{$1} = 0 unless defined $ports{$1};
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86 $ports{$1}++;
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87 }
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88 }
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89
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90 my @keys = map { my $p = $_; grep { $p == $_ } keys %ports } @ports;
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91 return join ', ', map { $_ . ": " . $ports{$_} } @keys;
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92 }
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93
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94 ###############################################################################
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95
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96 sub http_daemon {
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97 my ($port) = @_;
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98
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99 my $server = IO::Socket::INET->new(
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100 Proto => 'tcp',
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101 LocalHost => '127.0.0.1',
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102 LocalPort => $port,
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103 Listen => 5,
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104 Reuse => 1
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105 )
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106 or die "Can't create listening socket: $!\n";
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107
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108 local $SIG{PIPE} = 'IGNORE';
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109
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110 while (my $client = $server->accept()) {
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111 $client->autoflush(1);
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112
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113 my $headers = '';
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114 my $uri = '';
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115
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116 while (<$client>) {
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117 $headers .= $_;
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118 last if (/^\x0d?\x0a?$/);
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119 }
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120
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121 $uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i;
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122
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123 if ($uri eq '/w' && $port == port(8081)) {
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124 Test::Nginx::log_core('||', "$port: sleep(2.5)");
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125 select undef, undef, undef, 2.5;
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126 }
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127
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128 Test::Nginx::log_core('||', "$port: response, 200");
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129 print $client <<EOF;
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130 HTTP/1.1 200 OK
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131 Connection: close
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132 X-Port: $port
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133
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134 OK
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135 EOF
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136
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137 close $client;
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138 }
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139 }
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140
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141 ###############################################################################