Mercurial > hg > nginx-tests
annotate fastcgi_keepalive.t @ 1940:aec72dcee93b
Tests: unconditional QUIC datagram expansion with Initial packets.
Used to get rid of "quic UDP datagram is too small for initial packet" messages.
In future, we may need this to reconsider to allow mocking with custom padding,
but for now suppressing such messages is sufficiently good enough.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Mon, 11 Dec 2023 14:01:49 +0400 |
parents | 882267679006 |
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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 # Test for fastcgi backend with keepalive. |
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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; |
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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 fastcgi upstream_keepalive/)->plan(6) |
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25 ->write_file_expand('nginx.conf', <<'EOF'); |
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26 |
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27 %%TEST_GLOBALS%% |
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28 |
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29 daemon off; |
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30 |
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31 events { |
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32 } |
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33 |
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34 http { |
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35 %%TEST_GLOBALS_HTTP%% |
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36 |
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37 upstream backend { |
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38 server 127.0.0.1:8081; |
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39 keepalive 1; |
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40 } |
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41 |
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42 server { |
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43 listen 127.0.0.1:8080; |
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44 server_name localhost; |
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45 |
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46 location / { |
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47 fastcgi_pass backend; |
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48 fastcgi_keep_conn on; |
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49 } |
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50 } |
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51 } |
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52 |
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53 EOF |
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54 |
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55 $t->run_daemon(\&fastcgi_test_daemon); |
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56 $t->run()->waitforsocket('127.0.0.1:' . port(8081)); |
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57 |
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58 ############################################################################### |
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59 |
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60 like(http_get('/'), qr/SEE-THIS/, 'fastcgi request'); |
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61 like(http_get('/redir'), qr/ 302 /, 'fastcgi redirect'); |
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62 like(http_get('/'), qr/^request: 3$/m, 'fastcgi third request'); |
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63 |
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64 like(http_get('/single'), qr/^connection: 1$/m, 'single connection used'); |
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65 |
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66 # New connection to fastcgi application should be established after HEAD |
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67 # requests since nginx doesn't read whole response (as it doesn't need |
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68 # body). |
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69 |
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70 unlike(http_head('/head'), qr/SEE-THIS/, 'no data in HEAD'); |
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71 |
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72 like(http_get('/after'), qr/^connection: 2$/m, 'new connection after HEAD'); |
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73 |
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74 ############################################################################### |
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75 |
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76 # Simple FastCGI responder implementation. Unlike FCGI and FCGI::Async it's |
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77 # able to count connections. |
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78 |
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79 # http://www.fastcgi.com/devkit/doc/fcgi-spec.html |
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80 |
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81 sub fastcgi_read_record($) { |
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82 my ($socket) = @_; |
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83 |
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84 my ($n, $h, $header); |
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85 |
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86 $n = $socket->read($header, 8); |
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87 return undef if !defined $n or $n != 8; |
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88 |
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89 @{$h}{qw/ version type id clen plen /} = unpack("CCnnC", $header); |
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90 |
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91 $n = $socket->read($h->{content}, $h->{clen}); |
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92 return undef if $n != $h->{clen}; |
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93 |
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94 $n = $socket->read($h->{padding}, $h->{plen}); |
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95 return undef if $n != $h->{plen}; |
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96 |
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97 $h->{socket} = $socket; |
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98 return $h; |
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99 } |
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100 |
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101 sub fastcgi_respond($$) { |
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102 my ($h, $body) = @_; |
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103 |
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104 # stdout |
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105 $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, |
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106 length($body), 8)); |
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107 $h->{socket}->write($body); |
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108 select(undef, undef, undef, 0.1); |
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109 $h->{socket}->write(pack("xxxxxxxx")); |
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110 select(undef, undef, undef, 0.1); |
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111 |
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112 # write some text to stdout and stderr split over multiple network |
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113 # packets to test if we correctly set pipe length in various places |
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114 |
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115 my $tt = "test text, just for test"; |
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116 |
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117 $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, |
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118 length($tt . $tt), 0) . $tt); |
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119 select(undef, undef, undef, 0.1); |
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120 $h->{socket}->write($tt . pack("CC", $h->{version}, 7)); |
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121 select(undef, undef, undef, 0.1); |
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122 $h->{socket}->write(pack("nnCx", $h->{id}, length($tt), 0)); |
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123 select(undef, undef, undef, 0.1); |
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124 $h->{socket}->write($tt); |
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125 select(undef, undef, undef, 0.1); |
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126 |
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127 # close stdout |
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128 $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, 0, 0)); |
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129 |
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130 select(undef, undef, undef, 0.1); |
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131 |
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132 # end request |
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133 $h->{socket}->write(pack("CCnnCx", $h->{version}, 3, $h->{id}, 8, 0)); |
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134 select(undef, undef, undef, 0.1); |
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135 $h->{socket}->write(pack("NCxxx", 0, 0)); |
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136 } |
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137 |
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138 sub fastcgi_test_daemon { |
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139 my $server = IO::Socket::INET->new( |
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140 Proto => 'tcp', |
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141 LocalAddr => '127.0.0.1:' . port(8081), |
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142 Listen => 5, |
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143 Reuse => 1 |
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144 ) |
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145 or die "Can't create listening socket: $!\n"; |
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146 |
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147 local $SIG{PIPE} = 'IGNORE'; |
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148 |
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149 my $ccount = 0; |
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150 my $rcount = 0; |
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151 |
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152 while (my $client = $server->accept()) { |
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153 $client->autoflush(1); |
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154 Test::Nginx::log_core('||', "fastcgi connection"); |
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155 |
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156 $ccount++; |
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157 |
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158 while (my $h = fastcgi_read_record($client)) { |
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159 Test::Nginx::log_core('||', "fastcgi record: " |
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160 . " $h->{version}, $h->{type}, $h->{id}, " |
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161 . "'$h->{content}'"); |
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162 |
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163 # skip everything unless stdin, then respond |
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164 next if $h->{type} != 5; |
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165 |
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166 $rcount++; |
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167 |
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168 # respond |
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169 fastcgi_respond($h, <<EOF); |
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170 Location: http://localhost/redirect |
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171 Content-Type: text/html |
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172 |
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173 SEE-THIS |
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174 request: $rcount |
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175 connection: $ccount |
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176 EOF |
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177 } |
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178 |
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179 $ccount-- unless $rcount; |
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180 |
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181 close $client; |
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182 } |
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183 } |
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184 |
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185 ############################################################################### |