Mercurial > hg > nginx-tests
annotate ssl_proxy_upgrade.t @ 1311:4979af9fd905
Tests: grpc request buffering and next upstream tests.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Thu, 29 Mar 2018 18:35:02 +0300 |
parents | f7eb2875ed45 |
children | dbce8fb5f5f8 |
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Tests: Upgrade handling tests with http ssl module.
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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 # (C) Sergey Kandaurov |
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5 # (C) Nginx, Inc. |
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6 |
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7 # Tests for http proxy upgrade support with http ssl module. |
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8 # In contrast to proxy_websocket.t, this test doesn't try to use binary |
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9 # WebSocket protocol, but uses simple plain text protocol instead. |
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10 |
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11 ############################################################################### |
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12 |
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13 use warnings; |
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14 use strict; |
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15 |
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16 use Test::More; |
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17 |
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18 use IO::Poll; |
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19 use IO::Select; |
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20 use Socket qw/ CRLF /; |
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21 |
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22 BEGIN { use FindBin; chdir($FindBin::Bin); } |
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23 |
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24 use lib 'lib'; |
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25 use Test::Nginx; |
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26 |
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27 ############################################################################### |
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28 |
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29 select STDERR; $| = 1; |
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30 select STDOUT; $| = 1; |
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31 |
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32 eval { require IO::Socket::SSL; }; |
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33 plan(skip_all => 'IO::Socket::SSL not installed') if $@; |
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34 eval { IO::Socket::SSL::SSL_VERIFY_NONE(); }; |
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35 plan(skip_all => 'IO::Socket::SSL too old') if $@; |
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36 |
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37 my $t = Test::Nginx->new()->has(qw/http proxy http_ssl/)->has_daemon('openssl') |
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38 ->write_file_expand('nginx.conf', <<'EOF')->plan(30); |
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39 |
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40 %%TEST_GLOBALS%% |
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41 |
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42 daemon off; |
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43 |
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44 events { |
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45 } |
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46 |
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47 http { |
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48 %%TEST_GLOBALS_HTTP%% |
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49 |
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50 log_format test "$bytes_sent $body_bytes_sent"; |
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51 access_log %%TESTDIR%%/cc.log test; |
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52 |
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53 server { |
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54 listen 127.0.0.1:8080 ssl; |
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55 server_name localhost; |
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56 |
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57 ssl_certificate_key localhost.key; |
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58 ssl_certificate localhost.crt; |
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59 |
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60 location / { |
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61 proxy_pass http://127.0.0.1:8081; |
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62 proxy_http_version 1.1; |
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63 proxy_set_header Upgrade $http_upgrade; |
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64 proxy_set_header Connection "Upgrade"; |
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65 proxy_read_timeout 2s; |
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66 send_timeout 2s; |
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67 } |
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68 } |
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69 } |
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70 |
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71 EOF |
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72 |
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73 $t->write_file('openssl.conf', <<EOF); |
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74 [ req ] |
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75 default_bits = 1024 |
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76 encrypt_key = no |
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77 distinguished_name = req_distinguished_name |
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78 [ req_distinguished_name ] |
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79 EOF |
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80 |
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81 my $d = $t->testdir(); |
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82 |
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83 foreach my $name ('localhost') { |
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84 system('openssl req -x509 -new ' |
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85 . "-config $d/openssl.conf -subj /CN=$name/ " |
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86 . "-out $d/$name.crt -keyout $d/$name.key " |
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87 . ">>$d/openssl.out 2>&1") == 0 |
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88 or die "Can't create certificate for $name: $!\n"; |
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89 } |
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90 |
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91 $t->run_daemon(\&upgrade_fake_daemon); |
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92 $t->run(); |
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93 |
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94 $t->waitforsocket('127.0.0.1:' . port(8081)) |
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95 or die "Can't start test backend"; |
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96 |
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97 ############################################################################### |
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98 |
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99 # establish connection |
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100 |
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101 my @r; |
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102 my $s = upgrade_connect(); |
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103 ok($s, "handshake"); |
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104 |
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105 SKIP: { |
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106 skip "handshake failed", 22 unless $s; |
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107 |
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108 # send a frame |
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109 |
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110 upgrade_write($s, 'foo'); |
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111 is(upgrade_read($s), 'bar', "upgrade response"); |
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112 |
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113 # send some big frame |
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114 |
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115 upgrade_write($s, 'foo' x 16384); |
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116 like(upgrade_read($s), qr/^(bar){16384}$/, "upgrade big response"); |
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117 |
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118 # send multiple frames |
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119 |
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120 for my $i (1 .. 10) { |
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121 upgrade_write($s, ('foo' x 16384) . $i, continue => 1); |
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122 upgrade_write($s, 'bazz' . $i, continue => $i != 10); |
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123 } |
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124 |
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125 for my $i (1 .. 10) { |
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126 like(upgrade_read($s), qr/^(bar){16384}\d+$/, "upgrade $i"); |
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127 is(upgrade_read($s), 'bazz' . $i, "upgrade small $i"); |
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128 } |
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129 } |
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130 |
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131 push @r, $s ? ${*$s}->{_upgrade_private}->{r} : 'failed'; |
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132 undef $s; |
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133 |
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134 # establish connection with some pipelined data |
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135 # and make sure they are correctly passed upstream |
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136 |
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137 $s = upgrade_connect(message => "foo"); |
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138 ok($s, "handshake pipelined"); |
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139 |
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140 SKIP: { |
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141 skip "handshake failed", 2 unless $s; |
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142 |
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143 is(upgrade_read($s), "bar", "response pipelined"); |
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144 |
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145 upgrade_write($s, "foo"); |
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146 is(upgrade_read($s), "bar", "next to pipelined"); |
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147 } |
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148 |
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149 push @r, $s ? ${*$s}->{_upgrade_private}->{r} : 'failed'; |
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150 undef $s; |
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151 |
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152 # connection should not be upgraded unless upgrade was actually |
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153 # requested and allowed by configuration |
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154 |
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155 $s = upgrade_connect(noheader => 1); |
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156 ok(!$s, "handshake noupgrade"); |
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157 |
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158 # bytes sent on upgraded connection, fixed in c2f309fb7ad2 (1.7.11) |
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159 # verify with 1) data actually read by client, 2) expected data from backend |
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160 |
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161 $t->stop(); |
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162 |
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163 open my $f, '<', "$d/cc.log" or die "Can't open cc.log: $!"; |
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164 |
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165 is($f->getline(), shift (@r) . " 540793\n", 'log - bytes'); |
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166 is($f->getline(), shift (@r) . " 22\n", 'log - bytes pipelined'); |
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167 like($f->getline(), qr/\d+ 0\n/, 'log - bytes noupgrade'); |
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168 |
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169 ############################################################################### |
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170 |
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171 sub upgrade_connect { |
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172 my (%opts) = @_; |
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173 |
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174 my $s = IO::Socket::SSL->new( |
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175 Proto => 'tcp', |
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176 PeerAddr => '127.0.0.1:' . port(8080), |
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177 SSL_verify_mode => IO::Socket::SSL::SSL_VERIFY_NONE(), |
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178 ) |
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179 or die "Can't connect to nginx: $!\n"; |
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180 |
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181 # send request, $h->to_string |
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182 |
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183 my $buf = "GET / HTTP/1.1" . CRLF |
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184 . "Host: localhost" . CRLF |
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185 . ($opts{noheader} ? '' : "Upgrade: foo" . CRLF) |
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186 . "Connection: Upgrade" . CRLF . CRLF; |
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187 |
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188 $buf .= $opts{message} . CRLF . 'FIN' if defined $opts{message}; |
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189 |
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190 local $SIG{PIPE} = 'IGNORE'; |
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191 |
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192 log_out($buf); |
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193 $s->syswrite($buf); |
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194 |
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195 # read response |
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196 |
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197 my $got = ''; |
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198 $buf = ''; |
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199 |
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200 while (1) { |
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201 $buf = upgrade_getline($s); |
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202 last unless defined $buf and length $buf; |
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203 log_in($buf); |
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204 $got .= $buf; |
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205 last if $got =~ /\x0d?\x0a\x0d?\x0a$/; |
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206 } |
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207 |
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208 # parse server response |
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209 |
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210 return if $got !~ m!HTTP/1.1 101!; |
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211 |
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212 # make sure next line is "handshaked" |
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213 |
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214 $buf = upgrade_read($s); |
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215 |
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216 return if !defined $buf or $buf ne 'handshaked'; |
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217 return $s; |
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218 } |
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219 |
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220 sub upgrade_getline { |
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221 my ($s) = @_; |
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222 my ($h, $buf); |
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223 |
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224 ${*$s}->{_upgrade_private} ||= { b => '', r => 0 }; |
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225 $h = ${*$s}->{_upgrade_private}; |
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226 |
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227 if ($h->{b} =~ /^(.*?\x0a)(.*)/ms) { |
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228 $h->{b} = $2; |
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229 return $1; |
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230 } |
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231 |
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232 $s->blocking(0); |
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233 while (IO::Select->new($s)->can_read(3)) { |
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234 my $n = $s->sysread($buf, 16384); |
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235 if (!defined $n) { |
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236 next if $s->errstr() == IO::Socket::SSL->SSL_WANT_READ; |
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237 last; |
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238 |
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239 } elsif (!$n) { |
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240 last; |
591
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241 } |
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242 |
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243 $h->{b} .= $buf; |
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244 $h->{r} += $n; |
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245 |
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246 if ($h->{b} =~ /^(.*?\x0a)(.*)/ms) { |
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247 $h->{b} = $2; |
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248 return $1; |
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249 } |
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250 }; |
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251 } |
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252 |
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253 sub upgrade_write { |
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254 my ($s, $message, %extra) = @_; |
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255 |
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256 $message = $message . CRLF; |
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257 $message = $message . 'FIN' unless $extra{continue}; |
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258 |
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259 local $SIG{PIPE} = 'IGNORE'; |
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260 |
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261 $s->blocking(0); |
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262 while (IO::Select->new($s)->can_write(1.5)) { |
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263 my $n = $s->syswrite($message); |
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264 unless ($n) { |
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265 next if $s->errstr() == IO::Socket::SSL->SSL_WANT_WRITE; |
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266 last; |
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267 } |
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268 $message = substr($message, $n); |
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269 last unless length $message; |
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270 } |
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271 |
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272 if (length $message) { |
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273 $s->close(); |
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274 } |
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275 } |
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276 |
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277 sub upgrade_read { |
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278 my ($s) = @_; |
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279 my $m = upgrade_getline($s); |
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280 $m =~ s/\x0d?\x0a// if defined $m; |
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281 log_in($m); |
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282 return $m; |
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283 } |
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284 |
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285 ############################################################################### |
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286 |
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287 sub upgrade_fake_daemon { |
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288 my $server = IO::Socket::INET->new( |
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289 Proto => 'tcp', |
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290 LocalAddr => '127.0.0.1:' . port(8081), |
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291 Listen => 5, |
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292 Reuse => 1 |
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293 ) |
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294 or die "Can't create listening socket: $!\n"; |
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295 |
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296 while (my $client = $server->accept()) { |
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297 upgrade_handle_client($client); |
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298 } |
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299 } |
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300 |
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301 sub upgrade_handle_client { |
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302 my ($client) = @_; |
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303 |
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304 $client->autoflush(1); |
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305 $client->blocking(0); |
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306 |
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307 my $poll = IO::Poll->new; |
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308 |
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309 my $handshake = 1; |
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310 my $unfinished = ''; |
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311 my $buffer = ''; |
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312 my $n; |
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313 |
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314 log2c("(new connection $client)"); |
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315 |
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316 while (1) { |
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317 $poll->mask($client => ($buffer ? POLLIN|POLLOUT : POLLIN)); |
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318 my $p = $poll->poll(0.5); |
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319 log2c("(poll $p)"); |
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320 |
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321 foreach ($poll->handles(POLLIN)) { |
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322 $n = $client->sysread(my $chunk, 65536); |
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323 return unless $n; |
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324 |
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325 log2i($chunk); |
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326 |
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327 if ($handshake) { |
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328 $buffer .= $chunk; |
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329 next unless $buffer =~ /\x0d?\x0a\x0d?\x0a$/; |
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330 |
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331 log2c("(handshake done)"); |
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332 |
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333 $handshake = 0; |
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334 $buffer = 'HTTP/1.1 101 Switching' . CRLF |
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335 . 'Upgrade: foo' . CRLF |
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336 . 'Connection: Upgrade' . CRLF . CRLF |
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337 . 'handshaked' . CRLF; |
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338 |
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339 log2o($buffer); |
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340 |
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341 next; |
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342 } |
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343 |
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344 $unfinished .= $chunk; |
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345 |
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346 if ($unfinished =~ m/\x0d?\x0aFIN\z/) { |
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347 $unfinished =~ s/FIN\z//; |
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348 $unfinished =~ s/foo/bar/g; |
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349 log2o($unfinished); |
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350 $buffer .= $unfinished; |
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351 $unfinished = ''; |
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352 } |
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353 } |
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354 |
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355 foreach my $writer ($poll->handles(POLLOUT)) { |
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356 next unless length $buffer; |
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357 $n = $writer->syswrite($buffer); |
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358 substr $buffer, 0, $n, ''; |
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359 } |
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360 } |
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361 } |
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362 |
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363 sub log2i { Test::Nginx::log_core('|| <<', @_); } |
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364 sub log2o { Test::Nginx::log_core('|| >>', @_); } |
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365 sub log2c { Test::Nginx::log_core('||', @_); } |
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366 |
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367 ############################################################################### |