Mercurial > hg > nginx-tests
annotate upstream_least_conn.t @ 412:995f3476202e
Tests: unbreak upsream hash tests with repcached.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Fri, 20 Jun 2014 18:06:36 +0400 |
parents | 98d9b06b087b |
children | 60888e2c3f5a |
rev | line source |
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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 use Socket qw/ CRLF /; |
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15 |
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16 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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17 |
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18 use lib 'lib'; |
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19 use Test::Nginx; |
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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/http proxy upstream_least_conn/)->plan(2); |
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27 |
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28 $t->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 upstream u { |
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41 least_conn; |
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42 server 127.0.0.1:8081; |
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43 server 127.0.0.1:8082; |
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44 } |
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45 |
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46 server { |
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47 listen 127.0.0.1:8080; |
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48 server_name localhost; |
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49 |
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50 location / { |
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51 proxy_pass http://u; |
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52 } |
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53 } |
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54 } |
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55 |
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56 EOF |
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57 |
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58 $t->run_daemon(\&http_daemon, 8081); |
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59 $t->run_daemon(\&http_daemon, 8082); |
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60 $t->run(); |
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61 |
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62 $t->waitforsocket('127.0.0.1:8081'); |
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63 $t->waitforsocket('127.0.0.1:8082'); |
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64 |
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65 ############################################################################### |
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66 |
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67 is(many('/', 10), '8081: 5, 8082: 5', 'balanced'); |
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68 is(parallel('/w', 10), '8081: 1, 8082: 9', 'least conn'); |
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69 |
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70 ############################################################################### |
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71 |
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72 sub many { |
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73 my ($uri, $count) = @_; |
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74 my %ports; |
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75 |
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76 for (1 .. $count) { |
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77 if (http_get($uri) =~ /X-Port: (\d+)/) { |
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78 $ports{$1} = 0 unless defined $ports{$1}; |
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79 $ports{$1}++; |
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80 } |
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81 } |
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82 |
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83 return join ', ', map { $_ . ": " . $ports{$_} } sort keys %ports; |
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84 } |
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85 |
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86 sub parallel { |
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87 my ($uri, $count, %opts) = @_; |
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88 my (@sockets, %ports); |
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89 |
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90 for (1 .. $count) { |
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91 push(@sockets, http_start($uri)); |
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92 select undef, undef, undef, 0.1; |
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93 } |
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94 |
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95 for (1 .. $count) { |
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96 if (http_end(pop(@sockets)) =~ /X-Port: (\d+)/) { |
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97 $ports{$1} = 0 unless defined $ports{$1}; |
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98 $ports{$1}++; |
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99 } |
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100 } |
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101 |
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102 return join ', ', map { $_ . ": " . $ports{$_} } sort keys %ports; |
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103 } |
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104 |
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105 sub http_start { |
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106 my ($uri) = @_; |
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107 |
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108 my $s; |
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109 my $request = "GET $uri HTTP/1.0" . CRLF . CRLF; |
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110 |
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111 eval { |
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112 local $SIG{ALRM} = sub { die "timeout\n" }; |
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113 local $SIG{PIPE} = sub { die "sigpipe\n" }; |
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114 alarm(3); |
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115 $s = IO::Socket::INET->new( |
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116 Proto => 'tcp', |
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117 PeerAddr => '127.0.0.1:8080' |
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118 ); |
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119 log_out($request); |
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120 $s->print($request); |
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121 alarm(0); |
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122 }; |
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123 alarm(0); |
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124 if ($@) { |
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125 log_in("died: $@"); |
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126 return undef; |
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127 } |
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128 return $s; |
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129 } |
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130 |
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131 sub http_end { |
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132 my ($s) = @_; |
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133 my $reply; |
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134 |
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135 eval { |
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136 local $SIG{ALRM} = sub { die "timeout\n" }; |
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137 local $SIG{PIPE} = sub { die "sigpipe\n" }; |
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138 alarm(3); |
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139 local $/; |
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140 $reply = $s->getline(); |
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141 log_in($reply); |
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142 alarm(0); |
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143 }; |
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144 alarm(0); |
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145 if ($@) { |
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146 log_in("died: $@"); |
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147 return undef; |
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148 } |
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149 return $reply; |
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150 } |
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151 |
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152 ############################################################################### |
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153 |
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154 sub http_daemon { |
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155 my ($port) = @_; |
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156 |
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157 my $server = IO::Socket::INET->new( |
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158 Proto => 'tcp', |
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159 LocalHost => '127.0.0.1', |
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160 LocalPort => $port, |
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161 Listen => 5, |
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162 Reuse => 1 |
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163 ) |
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164 or die "Can't create listening socket: $!\n"; |
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165 |
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166 local $SIG{PIPE} = 'IGNORE'; |
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167 |
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168 while (my $client = $server->accept()) { |
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169 $client->autoflush(1); |
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170 |
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171 my $headers = ''; |
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172 my $uri = ''; |
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173 |
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174 while (<$client>) { |
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175 $headers .= $_; |
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176 last if (/^\x0d?\x0a?$/); |
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177 } |
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178 |
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179 $uri = $1 if $headers =~ /^\S+\s+([^ ]+)\s+HTTP/i; |
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180 |
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181 if ($uri eq '/w' && $port == 8081) { |
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182 Test::Nginx::log_core('||', "$port: sleep(2.5)"); |
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183 select undef, undef, undef, 2.5; |
294
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184 } |
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185 |
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186 Test::Nginx::log_core('||', "$port: response, 200"); |
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187 print $client <<EOF; |
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188 HTTP/1.1 200 OK |
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189 Connection: close |
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190 X-Port: $port |
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191 |
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192 OK |
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193 EOF |
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194 |
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195 close $client; |
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196 } |
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197 } |
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198 |
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199 ############################################################################### |