Mercurial > hg > ngx_http_upstream_keepalive
comparison t/fastcgi-keepalive.t @ 14:28af4b0b32c1
Keepalive: experimental fastcgi support.
Works only with patched nginx and must be explicitly activated by define
(./configure --with-cc-opt="-D NGX_UPSTREAM_KEEPALIVE_PATCHED").
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Wed, 15 Apr 2009 19:22:11 +0400 |
parents | |
children | 4fe7e417c424 |
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13:181a487581b7 | 14:28af4b0b32c1 |
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1 #!/usr/bin/perl | |
2 | |
3 # (C) Maxim Dounin | |
4 | |
5 # Test for fastcgi backend with keepalive. | |
6 | |
7 ############################################################################### | |
8 | |
9 use warnings; | |
10 use strict; | |
11 | |
12 use Test::More; | |
13 use Test::Nginx; | |
14 | |
15 ############################################################################### | |
16 | |
17 select STDERR; $| = 1; | |
18 select STDOUT; $| = 1; | |
19 | |
20 my $t = Test::Nginx->new()->plan(6) | |
21 ->write_file_expand('nginx.conf', <<'EOF'); | |
22 | |
23 master_process off; | |
24 daemon off; | |
25 | |
26 events { | |
27 worker_connections 1024; | |
28 } | |
29 | |
30 http { | |
31 access_log off; | |
32 | |
33 client_body_temp_path %%TESTDIR%%/client_body_temp; | |
34 fastcgi_temp_path %%TESTDIR%%/fastcgi_temp; | |
35 proxy_temp_path %%TESTDIR%%/proxy_temp; | |
36 | |
37 upstream backend { | |
38 server 127.0.0.1:8081; | |
39 keepalive 1; | |
40 } | |
41 | |
42 server { | |
43 listen localhost:8080; | |
44 server_name localhost; | |
45 | |
46 location / { | |
47 fastcgi_pass backend; | |
48 } | |
49 } | |
50 } | |
51 | |
52 EOF | |
53 | |
54 $t->run_daemon(\&fastcgi_test_daemon); | |
55 $t->run(); | |
56 | |
57 ############################################################################### | |
58 | |
59 like(http_get('/'), qr/SEE-THIS/, 'fastcgi request'); | |
60 like(http_get('/redir'), qr/302/, 'fastcgi redirect'); | |
61 like(http_get('/'), qr/^request: 3$/m, 'fastcgi third request'); | |
62 | |
63 { | |
64 local $TODO = 'needs experimental patches'; | |
65 | |
66 like(http_get('/single'), qr/^connection: 1$/m, 'single connection used'); | |
67 | |
68 } | |
69 | |
70 # New connection to fastcgi application should be established after HEAD | |
71 # requests since nginx doesn't read whole response (as it doesn't need | |
72 # body). | |
73 | |
74 unlike(http_head('/head'), qr/SEE-THIS/, 'no data in HEAD'); | |
75 | |
76 { | |
77 local $TODO = 'needs experimental patches'; | |
78 | |
79 like(http_get('/after'), qr/^connection: 2$/m, 'new connection after HEAD'); | |
80 } | |
81 | |
82 ############################################################################### | |
83 | |
84 # Simple FastCGI responder implementation. Unlike FCGI and FCGI::Async it's | |
85 # able to count connections. | |
86 | |
87 # http://www.fastcgi.com/devkit/doc/fcgi-spec.html | |
88 | |
89 sub fastcgi_read_record($) { | |
90 my ($socket) = @_; | |
91 | |
92 my ($n, $h, $header); | |
93 | |
94 $n = $socket->read($header, 8); | |
95 return undef if !defined $n or $n != 8; | |
96 | |
97 @{$h}{qw/ version type id clen plen /} = unpack("CCnnC", $header); | |
98 | |
99 $n = $socket->read($h->{content}, $h->{clen}); | |
100 return undef if $n != $h->{clen}; | |
101 | |
102 $n = $socket->read($h->{padding}, $h->{plen}); | |
103 return undef if $n != $h->{plen}; | |
104 | |
105 $h->{socket} = $socket; | |
106 return $h; | |
107 } | |
108 | |
109 sub fastcgi_respond($$) { | |
110 my ($h, $body) = @_; | |
111 | |
112 # stdout | |
113 $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, | |
114 length($body), 0)); | |
115 $h->{socket}->write($body); | |
116 | |
117 select(undef, undef, undef, 0.1); | |
118 | |
119 # close stdout | |
120 $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, 0, 0)); | |
121 | |
122 select(undef, undef, undef, 0.1); | |
123 | |
124 # end request | |
125 $h->{socket}->write(pack("CCnnCx", $h->{version}, 3, $h->{id}, 8, 0)); | |
126 $h->{socket}->write(pack("NCxxx", 0, 0)); | |
127 } | |
128 | |
129 sub fastcgi_test_daemon { | |
130 my $server = IO::Socket::INET->new( | |
131 Proto => 'tcp', | |
132 LocalAddr => '127.0.0.1:8081', | |
133 Listen => 5, | |
134 Reuse => 1 | |
135 ) | |
136 or die "Can't create listening socket: $!\n"; | |
137 | |
138 local $SIG{PIPE} = 'IGNORE'; | |
139 | |
140 my $ccount = 0; | |
141 my $rcount = 0; | |
142 | |
143 while (my $client = $server->accept()) { | |
144 $client->autoflush(1); | |
145 Test::Nginx::log_core('||', "fastcgi connection"); | |
146 | |
147 $ccount++; | |
148 | |
149 while (my $h = fastcgi_read_record($client)) { | |
150 Test::Nginx::log_core('||', "fastcgi record: " | |
151 . " $h->{version}, $h->{type}, $h->{id}, " | |
152 . "'$h->{content}'"); | |
153 | |
154 # skip everything unless stdin, then respond | |
155 next if $h->{type} != 5; | |
156 | |
157 $rcount++; | |
158 | |
159 # respond | |
160 fastcgi_respond($h, <<EOF); | |
161 Location: http://localhost:8080/redirect | |
162 Content-Type: text/html | |
163 | |
164 SEE-THIS | |
165 request: $rcount | |
166 connection: $ccount | |
167 EOF | |
168 } | |
169 | |
170 close $client; | |
171 } | |
172 } | |
173 | |
174 ############################################################################### |