Mercurial > hg > nginx-tests
annotate stream_udp_proxy_requests.t @ 1709:9fac05e479fa
Tests: http_uri.t TODO adjusted.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Tue, 29 Jun 2021 11:57:25 +0300 |
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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 %%TEST_GLOBALS_STREAM%% |
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38 |
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39 proxy_timeout 2100ms; |
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40 |
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41 log_format status $status; |
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42 |
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43 server { |
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44 listen 127.0.0.1:%%PORT_8980_UDP%% udp; |
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45 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%; |
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46 |
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47 proxy_requests 0; |
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48 } |
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49 |
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50 server { |
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51 listen 127.0.0.1:%%PORT_8981_UDP%% udp; |
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52 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%; |
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53 |
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54 proxy_requests 1; |
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55 } |
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56 |
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57 server { |
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58 listen 127.0.0.1:%%PORT_8982_UDP%% udp; |
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59 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%; |
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60 |
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61 proxy_requests 2; |
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62 } |
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63 |
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64 server { |
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65 listen 127.0.0.1:%%PORT_8983_UDP%% udp; |
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66 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%; |
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67 } |
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68 |
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69 server { |
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70 listen 127.0.0.1:%%PORT_8984_UDP%% udp; |
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71 proxy_pass 127.0.0.1:%%PORT_8991_UDP%%; |
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72 |
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73 proxy_requests 2; |
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74 access_log %%TESTDIR%%/s.log status; |
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75 } |
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76 |
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77 server { |
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78 listen 127.0.0.1:%%PORT_8985_UDP%% udp; |
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79 proxy_pass 127.0.0.1:%%PORT_8990_UDP%%; |
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80 |
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81 proxy_requests 2; |
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82 proxy_responses 2; |
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83 access_log %%TESTDIR%%/s2.log status; |
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84 } |
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85 } |
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86 |
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87 EOF |
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88 |
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89 |
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90 $t->run_daemon(\&udp_daemon, $t, port(8990)); |
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91 $t->run_daemon(\&udp_daemon, $t, port(8991)); |
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92 $t->run(); |
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93 |
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94 $t->waitforfile($t->testdir . '/' . port(8990)); |
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95 $t->waitforfile($t->testdir . '/' . port(8991)); |
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96 |
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97 ############################################################################### |
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98 |
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99 # proxy_requests 0, binding is not dropped across streams |
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100 |
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101 my $s = dgram('127.0.0.1:' . port(8980)); |
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102 my $n = $s->io('1', read => 1); |
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103 ok($n, 'requests 0 create'); |
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104 is($s->read(), '1', 'requests 0 create - response'); |
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105 |
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106 is($s->io('1', read => 1), $n, 'requests 0 second - binding saved'); |
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107 is($s->read(), '1', 'requests 0 second - response'); |
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108 |
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109 is($s->io('1', read => 1), $n, 'requests 0 follow - binding saved'); |
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110 is($s->read(), '1', 'requests 0 follow - response'); |
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111 |
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112 # proxy_requests 1, binding is dropped on every next stream |
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113 |
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114 $s = dgram('127.0.0.1:' . port(8981)); |
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115 $n = $s->io('1', read => 1); |
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116 ok($n, 'requests 1 create'); |
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117 is($s->read(), '1', 'requests 1 create - response'); |
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118 |
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119 isnt($s->io('1', read => 1), $n, 'requests 1 second - binding lost'); |
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120 is($s->read(), '1', 'requests 1 second - response'); |
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121 |
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122 # proxy_requests 2, binding is dropped on every second stream |
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123 |
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124 $s = dgram('127.0.0.1:' . port(8982)); |
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125 $n = $s->io('1', read => 1); |
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126 ok($n, 'requests 2 create'); |
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127 is($s->read(), '1', 'requests 2 create - response'); |
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128 |
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129 is($s->io('1', read => 1), $n, 'requests 2 second - binding saved'); |
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130 is($s->read(), '1', 'requests 2 second - response'); |
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131 |
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132 isnt($s->io('1', read => 1), $n, 'requests 2 follow - binding lost'); |
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133 is($s->read(), '1', 'requests 2 follow - response'); |
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134 |
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135 # proxy_requests unset, binding is not dropped across streams |
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136 |
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137 $s = dgram('127.0.0.1:' . port(8983)); |
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138 $n = $s->io('1', read => 1); |
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139 ok($n, 'requests unset create'); |
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140 is($s->read(), '1', 'requests unset create - response'); |
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141 |
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142 is($s->io('1', read => 1), $n, 'requests unset second - binding saved'); |
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143 is($s->read(), '1', 'requests unset second - response'); |
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144 |
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145 is($s->io('1', read => 1), $n, 'requests unset follow - binding saved'); |
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146 is($s->read(), '1', 'requests unset follow - response'); |
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147 |
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148 # proxy_requests 2, with slow backend |
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149 # client sends 5 packets, each responded with 3 packets |
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150 # expects all packets proxied from backend, the last (uneven) session succeed |
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151 |
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152 $s = dgram('127.0.0.1:' . port(8984)); |
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153 $s->write('2') for 1 .. 5; |
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154 my $b = join ' ', map { $s->read() } (1 .. 15); |
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155 like($b, qr/^(\d+ 1 2) \1 (?!\1)(\d+ 1 2) \2 (?!\2)\d+ 1 2$/, 'slow backend'); |
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156 |
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157 # proxy_requests 2, proxy_responses 2 |
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158 # client sends 5 packets, each responded with 2 packets |
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159 # expects all packets proxied from backend, the last (uneven) session succeed |
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160 |
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161 $s = dgram('127.0.0.1:' . port(8985)); |
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162 $s->write('1') for 1 .. 5; |
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163 $b = join ' ', map { $s->read() } (1 .. 10); |
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164 |
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165 SKIP: { |
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166 skip 'session could early terminate', 1 unless $ENV{TEST_NGINX_UNSAFE}; |
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167 |
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168 like($b, qr/^(\d+ 1) \1 (?!\1)(\d+ 1) \2 (?!\2)\d+ 1$/, 'requests - responses'); |
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169 |
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170 } |
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171 |
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172 $t->stop(); |
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173 |
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174 is($t->read_file('s.log'), <<EOF, 'uneven session status - slow backend'); |
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175 200 |
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176 200 |
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177 200 |
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178 EOF |
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179 |
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180 is($t->read_file('s2.log'), <<EOF, 'uneven session status - responses'); |
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181 200 |
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182 200 |
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183 200 |
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184 EOF |
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185 |
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186 ############################################################################### |
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187 |
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188 sub udp_daemon { |
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189 my ($t, $port) = @_; |
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190 |
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191 my $server = IO::Socket::INET->new( |
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192 Proto => 'udp', |
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193 LocalAddr => "127.0.0.1:$port", |
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194 Reuse => 1 |
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195 ) |
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196 or die "Can't create listening socket: $!\n"; |
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197 |
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198 # signal we are ready |
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199 |
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200 open my $fh, '>', $t->testdir() . "/$port"; |
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201 close $fh; |
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202 |
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203 my $slp = 1 if $port == port(8991); |
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204 |
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205 while (1) { |
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206 $server->recv(my $buffer, 65536); |
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207 sleep 1, $slp = 0 if $slp; |
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208 |
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209 $server->send($server->peerport()); |
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210 $server->send($_) for (1 .. $buffer); |
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211 } |
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212 } |
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213 |
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214 ############################################################################### |