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annotate stream_upstream.t @ 952:e9064d691790

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Tests: converted tests to run in parallel.
author Andrey Zelenkov <zelenkov@nginx.com>
date Tue, 21 Jun 2016 16:39:13 +0300
parents 77359b849cd5
children 882267679006
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97d89d9ab4ed Tests: basic stream upstream 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 # Stream tests for upstream module and balancers.
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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 use Test::Nginx::Stream qw/ stream /;
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22
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23 ###############################################################################
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24
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25 select STDERR; $| = 1;
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26 select STDOUT; $| = 1;
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27
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28 my $t = Test::Nginx->new()->has(qw/stream/)->plan(4)
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29 ->write_file_expand('nginx.conf', <<'EOF');
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30
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31 %%TEST_GLOBALS%%
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32
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33 daemon off;
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34
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35 events {
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36 }
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37
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38 stream {
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39 upstream u {
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40 server 127.0.0.1:%%PORT_4%%;
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41 server 127.0.0.1:%%PORT_5%%;
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42 }
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43
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44 upstream u2 {
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45 server 127.0.0.1:%%PORT_6%% down;
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46 server 127.0.0.1:%%PORT_6%%;
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47 server 127.0.0.1:%%PORT_4%%;
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48 server 127.0.0.1:%%PORT_5%%;
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49 }
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50
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51 upstream u3 {
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52 server 127.0.0.1:%%PORT_4%%;
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53 server 127.0.0.1:%%PORT_5%% weight=2;
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54 }
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55
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56 upstream u4 {
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57 server 127.0.0.1:%%PORT_6%%;
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58 server 127.0.0.1:%%PORT_4%% backup;
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59 }
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60
561
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61 proxy_connect_timeout 1s;
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62
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63 server {
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64 listen 127.0.0.1:%%PORT_0%%;
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65 proxy_pass u;
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66 }
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67
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68 server {
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69 listen 127.0.0.1:%%PORT_1%%;
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70 proxy_pass u2;
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71 }
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72
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73 server {
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74 listen 127.0.0.1:%%PORT_2%%;
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75 proxy_pass u3;
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76 }
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77
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78 server {
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79 listen 127.0.0.1:%%PORT_3%%;
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80 proxy_pass u4;
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81 }
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82 }
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83
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84 EOF
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85
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86 $t->run_daemon(\&stream_daemon, port(4));
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87 $t->run_daemon(\&stream_daemon, port(5));
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88 $t->run();
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89
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90 $t->waitforsocket('127.0.0.1:' . port(4));
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91 $t->waitforsocket('127.0.0.1:' . port(5));
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92
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93 ###############################################################################
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94
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95 my @ports = my ($port4, $port5) = (port(4), port(5));
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96
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97 is(many(30, port(0)), "$port4: 15, $port5: 15", 'balanced');
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98 is(many(30, port(1)), "$port4: 15, $port5: 15", 'failures');
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99 is(many(30, port(2)), "$port4: 10, $port5: 20", 'weight');
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100 is(many(30, port(3)), "$port4: 30", 'backup');
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101
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102 ###############################################################################
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103
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104 sub many {
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105 my ($count, $port) = @_;
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106 my (%ports);
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107
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108 for (1 .. $count) {
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109 if (stream("127.0.0.1:$port")->io('.') =~ /(\d+)/) {
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110 $ports{$1} = 0 unless defined $ports{$1};
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111 $ports{$1}++;
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112 }
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113 }
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114
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115 my @keys = map { my $p = $_; grep { $p == $_ } keys %ports } @ports;
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116 return join ', ', map { $_ . ": " . $ports{$_} } @keys;
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117 }
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118
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119 ###############################################################################
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120
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121 sub stream_daemon {
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122 my ($port) = @_;
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123
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124 my $server = IO::Socket::INET->new(
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125 Proto => 'tcp',
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126 LocalAddr => '127.0.0.1',
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127 LocalPort => $port,
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128 Listen => 5,
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129 Reuse => 1
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130 )
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131 or die "Can't create listening socket: $!\n";
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132
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133 my $sel = IO::Select->new($server);
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134
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135 local $SIG{PIPE} = 'IGNORE';
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136
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137 while (my @ready = $sel->can_read) {
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138 foreach my $fh (@ready) {
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139 if ($server == $fh) {
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140 my $new = $fh->accept;
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141 $new->autoflush(1);
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142 $sel->add($new);
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143
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144 } elsif (stream_handle_client($fh)) {
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145 $sel->remove($fh);
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146 $fh->close;
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147 }
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148 }
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149 }
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150 }
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151
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152 sub stream_handle_client {
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153 my ($client) = @_;
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154
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155 log2c("(new connection $client)");
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156
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157 $client->sysread(my $buffer, 65536) or return 1;
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158
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159 log2i("$client $buffer");
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160
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161 $buffer = $client->sockport();
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162
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163 log2o("$client $buffer");
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164
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165 $client->syswrite($buffer);
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166
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167 return 1;
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168 }
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169
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170 sub log2i { Test::Nginx::log_core('|| <<', @_); }
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171 sub log2o { Test::Nginx::log_core('|| >>', @_); }
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172 sub log2c { Test::Nginx::log_core('||', @_); }
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173
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174 ###############################################################################