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annotate grpc_pass.t @ 1547:2d747d967fc0

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Tests: grpc_pass with variables.
author Sergey Kandaurov <pluknet@nginx.com>
date Mon, 20 Jan 2020 16:30:56 +0300
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children 5ac6efbe5552
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1547
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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 the grpc_pass directive with variables.
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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
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20 ###############################################################################
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21
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22 select STDERR; $| = 1;
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23 select STDOUT; $| = 1;
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24
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25 my $t = Test::Nginx->new()->has(qw/http http_ssl http_v2 grpc rewrite/)
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26 ->has_daemon('openssl')->write_file_expand('nginx.conf', <<'EOF');
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27
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28 %%TEST_GLOBALS%%
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29
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30 daemon off;
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31
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32 events {
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33 }
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34
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35 http {
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36 %%TEST_GLOBALS_HTTP%%
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37
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38 upstream u {
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39 server 127.0.0.1:8081;
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40 }
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41
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42 resolver 127.0.0.1:%%PORT_8982_UDP%%;
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43
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44 server {
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45 listen 127.0.0.1:8080;
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46 server_name localhost;
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47
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48 location / {
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49 grpc_pass $host:%%PORT_8081%%;
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50 }
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51
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52 location /grpc {
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53 grpc_pass grpc://$host:%%PORT_8081%%;
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54 }
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55
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56 location /grpcs {
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57 grpc_pass grpcs://$host:%%PORT_8082%%;
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58 }
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59
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60 location /arg {
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61 grpc_pass $arg_b;
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62 }
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63 }
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64
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65 server {
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66 listen 127.0.0.1:8081 http2;
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67 listen 127.0.0.1:8082 http2 ssl;
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68 server_name localhost;
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69
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70 ssl_certificate_key localhost.key;
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71 ssl_certificate localhost.crt;
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72
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73 location / {
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74 return 200 $http_host;
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75 }
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76 }
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77 }
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78
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79 EOF
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80
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81 $t->write_file('openssl.conf', <<EOF);
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82 [ req ]
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83 default_bits = 2048
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84 encrypt_key = no
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85 distinguished_name = req_distinguished_name
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86 [ req_distinguished_name ]
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87 EOF
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88
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89 my $d = $t->testdir();
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90
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91 foreach my $name ('localhost') {
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92 system('openssl req -x509 -new '
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93 . "-config $d/openssl.conf -subj /CN=$name/ "
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94 . "-out $d/$name.crt -keyout $d/$name.key "
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95 . ">>$d/openssl.out 2>&1") == 0
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96 or die "Can't create certificate for $name: $!\n";
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97 }
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98
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99 $t->run_daemon(\&dns_daemon, port(8982), $t);
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100 $t->try_run('no grpc_pass variables')->plan(5);
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101
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102 $t->waitforfile($t->testdir . '/' . port(8982));
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103
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104 ###############################################################################
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105
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106 like(http_get('/basic'), qr/200 OK/, 'no scheme');
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107 like(http_get('/grpc'), qr/200 OK/, 'grpc scheme');
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108
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109 SKIP: {
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110 $t->{_configure_args} =~ /OpenSSL ([\d\.]+)/;
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111 skip 'OpenSSL too old', 1 unless defined $1 and $1 ge '1.0.2';
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112
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113 like(http_get('/grpcs'), qr/200 OK/, 'grpcs scheme');
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114
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115 }
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116
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117 like(http_get('/arg?b=grpc://127.0.0.1:' . port(8081)), qr/200 OK/, 'addrs');
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118 like(http_get('/arg?b=grpc://u'), qr/200 OK/, 'no_port');
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119
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120 ###############################################################################
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121
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122 sub reply_handler {
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123 my ($recv_data) = @_;
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124
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125 my (@name, @rdata);
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126
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127 use constant NOERROR => 0;
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128 use constant A => 1;
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129 use constant IN => 1;
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130
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131 # default values
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132
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133 my ($hdr, $rcode, $ttl) = (0x8180, NOERROR, 3600);
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134
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135 # decode name
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136
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137 my ($len, $offset) = (undef, 12);
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138 while (1) {
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139 $len = unpack("\@$offset C", $recv_data);
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140 last if $len == 0;
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141 $offset++;
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142 push @name, unpack("\@$offset A$len", $recv_data);
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143 $offset += $len;
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144 }
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145
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146 $offset -= 1;
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147 my ($id, $type, $class) = unpack("n x$offset n2", $recv_data);
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148
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149 my $name = join('.', @name);
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150 if ($name eq 'localhost' && $type == A) {
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151 push @rdata, rd_addr($ttl, '127.0.0.1');
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152 }
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153
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154 $len = @name;
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155 pack("n6 (C/a*)$len x n2", $id, $hdr | $rcode, 1, scalar @rdata,
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156 0, 0, @name, $type, $class) . join('', @rdata);
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157 }
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158
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159 sub rd_addr {
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160 my ($ttl, $addr) = @_;
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161
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162 my $code = 'split(/\./, $addr)';
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163
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164 return pack 'n3N', 0xc00c, A, IN, $ttl if $addr eq '';
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165
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166 pack 'n3N nC4', 0xc00c, A, IN, $ttl, eval "scalar $code", eval($code);
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167 }
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168
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169 sub dns_daemon {
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170 my ($port, $t) = @_;
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171
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172 my ($data, $recv_data);
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173 my $socket = IO::Socket::INET->new(
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174 LocalAddr => '127.0.0.1',
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175 LocalPort => $port,
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176 Proto => 'udp',
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177 )
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178 or die "Can't create listening socket: $!\n";
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179
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180 # signal we are ready
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181
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182 open my $fh, '>', $t->testdir() . '/' . $port;
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183 close $fh;
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184
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185 while (1) {
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186 $socket->recv($recv_data, 65536);
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187 $data = reply_handler($recv_data);
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188 $socket->send($data);
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189 }
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190 }
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191
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192 ###############################################################################