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annotate stream_udp_proxy_requests.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 144c6ce732e4
children f3ba4c74de31
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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 stream proxy module, the proxy_requests directive.
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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 use Test::Nginx::Stream qw/ dgram /;
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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/stream udp/)->plan(26)
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27 ->write_file_expand('nginx.conf', <<'EOF');
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28
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29 %%TEST_GLOBALS%%
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30
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31 daemon off;
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32
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33 events {
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34 }
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35
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36 stream {
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37 proxy_timeout 2100ms;
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38
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39 log_format status $status;
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40
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41 server {
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42 listen 127.0.0.1:%%PORT_8980_UDP%% udp;
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43 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%;
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44
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45 proxy_requests 0;
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46 }
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47
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48 server {
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49 listen 127.0.0.1:%%PORT_8981_UDP%% udp;
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50 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%;
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51
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52 proxy_requests 1;
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53 }
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54
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55 server {
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56 listen 127.0.0.1:%%PORT_8982_UDP%% udp;
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57 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%;
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58
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59 proxy_requests 2;
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60 }
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61
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62 server {
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63 listen 127.0.0.1:%%PORT_8983_UDP%% udp;
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64 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%;
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65 }
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66
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67 server {
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68 listen 127.0.0.1:%%PORT_8984_UDP%% udp;
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69 proxy_pass 127.0.0.1:%%PORT_8991_UDP%%;
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70
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71 proxy_requests 2;
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72 access_log %%TESTDIR%%/s.log status;
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73 }
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74
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75 server {
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76 listen 127.0.0.1:%%PORT_8985_UDP%% udp;
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77 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%;
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78
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79 proxy_requests 2;
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80 proxy_responses 2;
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81 access_log %%TESTDIR%%/s2.log status;
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82 }
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83 }
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84
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85 EOF
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86
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87
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88 $t->run_daemon(\&udp_daemon, $t, port(8990));
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89 $t->run_daemon(\&udp_daemon, $t, port(8991));
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90 $t->run();
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91
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92 $t->waitforfile($t->testdir . '/' . port(8990));
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93 $t->waitforfile($t->testdir . '/' . port(8991));
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94
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95 ###############################################################################
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96
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97 # proxy_requests 0, binding is not dropped across streams
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98
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99 my $s = dgram('127.0.0.1:' . port(8980));
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100 my $n = $s->io('1', read => 1);
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101 ok($n, 'requests 0 create');
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102 is($s->read(), '1', 'requests 0 create - response');
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103
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104 is($s->io('1', read => 1), $n, 'requests 0 second - binding saved');
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105 is($s->read(), '1', 'requests 0 second - response');
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106
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107 is($s->io('1', read => 1), $n, 'requests 0 follow - binding saved');
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108 is($s->read(), '1', 'requests 0 follow - response');
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109
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110 # proxy_requests 1, binding is dropped on every next stream
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111
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112 $s = dgram('127.0.0.1:' . port(8981));
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113 $n = $s->io('1', read => 1);
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114 ok($n, 'requests 1 create');
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115 is($s->read(), '1', 'requests 1 create - response');
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116
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117 isnt($s->io('1', read => 1), $n, 'requests 1 second - binding lost');
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118 is($s->read(), '1', 'requests 1 second - response');
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119
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120 # proxy_requests 2, binding is dropped on every second stream
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121
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122 $s = dgram('127.0.0.1:' . port(8982));
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123 $n = $s->io('1', read => 1);
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124 ok($n, 'requests 2 create');
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125 is($s->read(), '1', 'requests 2 create - response');
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126
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127 is($s->io('1', read => 1), $n, 'requests 2 second - binding saved');
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128 is($s->read(), '1', 'requests 2 second - response');
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129
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130 isnt($s->io('1', read => 1), $n, 'requests 2 follow - binding lost');
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131 is($s->read(), '1', 'requests 2 follow - response');
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132
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133 # proxy_requests unset, binding is not dropped across streams
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134
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135 $s = dgram('127.0.0.1:' . port(8983));
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136 $n = $s->io('1', read => 1);
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137 ok($n, 'requests unset create');
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138 is($s->read(), '1', 'requests unset create - response');
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139
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140 is($s->io('1', read => 1), $n, 'requests unset second - binding saved');
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141 is($s->read(), '1', 'requests unset second - response');
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142
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143 is($s->io('1', read => 1), $n, 'requests unset follow - binding saved');
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144 is($s->read(), '1', 'requests unset follow - response');
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145
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146 # proxy_requests 2, with slow backend
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147 # client sends 5 packets, each responded with 3 packets
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148 # expects all packets proxied from backend, the last (uneven) session succeed
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149
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150 $s = dgram('127.0.0.1:' . port(8984));
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151 $s->write('2') for 1 .. 5;
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152 my $b = join ' ', map { $s->read() } (1 .. 15);
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153 like($b, qr/^(\d+ 1 2) \1 (?!\1)(\d+ 1 2) \2 (?!\2)\d+ 1 2$/, 'slow backend');
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154
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155 # proxy_requests 2, proxy_responses 2
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156 # client sends 5 packets, each responded with 2 packets
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157 # expects all packets proxied from backend, the last (uneven) session succeed
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158
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159 $s = dgram('127.0.0.1:' . port(8985));
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160 $s->write('1') for 1 .. 5;
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161 $b = join ' ', map { $s->read() } (1 .. 10);
1398
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162
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163 SKIP: {
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164 skip 'session could early terminate', 1 unless $ENV{TEST_NGINX_UNSAFE};
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165
1396
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166 like($b, qr/^(\d+ 1) \1 (?!\1)(\d+ 1) \2 (?!\2)\d+ 1$/, 'requests - responses');
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167
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168 }
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169
1396
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170 $t->stop();
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171
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172 is($t->read_file('s.log'), <<EOF, 'uneven session status - slow backend');
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173 200
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174 200
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175 200
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176 EOF
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177
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178 is($t->read_file('s2.log'), <<EOF, 'uneven session status - responses');
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179 200
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180 200
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181 200
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182 EOF
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183
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184 ###############################################################################
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185
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186 sub udp_daemon {
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187 my ($t, $port) = @_;
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188
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189 my $server = IO::Socket::INET->new(
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190 Proto => 'udp',
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191 LocalAddr => "127.0.0.1:$port",
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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 # signal we are ready
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197
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198 open my $fh, '>', $t->testdir() . "/$port";
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199 close $fh;
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200
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201 my $slp = 1 if $port == port(8991);
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202
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203 while (1) {
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204 $server->recv(my $buffer, 65536);
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205 sleep 1, $slp = 0 if $slp;
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206
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207 $server->send($server->peerport());
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208 $server->send($_) for (1 .. $buffer);
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209 }
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210 }
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211
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212 ###############################################################################