Mercurial > hg > nginx-tests
view fastcgi_keepalive.t @ 386:1b205a3332de
Tests: adjusted limit_req rate value.
This shortens excessive test execution time due to unnecessarily delayed
backend connection after client connection close, which is usually observed
when the client connection is closed before the request is proxied to backend.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 26 Mar 2014 22:50:22 +0400 |
parents | e7dc8f4d0a4b |
children | d5bf5942a8b2 |
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#!/usr/bin/perl # (C) Maxim Dounin # Test for fastcgi backend with keepalive. ############################################################################### use warnings; use strict; use Test::More; BEGIN { use FindBin; chdir($FindBin::Bin); } use lib 'lib'; use Test::Nginx; ############################################################################### select STDERR; $| = 1; select STDOUT; $| = 1; my $t = Test::Nginx->new()->has(qw/http fastcgi upstream_keepalive/)->plan(6) ->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { } http { %%TEST_GLOBALS_HTTP%% upstream backend { server 127.0.0.1:8081; keepalive 1; } server { listen 127.0.0.1:8080; server_name localhost; location / { fastcgi_pass backend; fastcgi_keep_conn on; } } } EOF $t->run_daemon(\&fastcgi_test_daemon); $t->run()->waitforsocket('127.0.0.1:8081'); ############################################################################### like(http_get('/'), qr/SEE-THIS/, 'fastcgi request'); like(http_get('/redir'), qr/302/, 'fastcgi redirect'); like(http_get('/'), qr/^request: 3$/m, 'fastcgi third request'); like(http_get('/single'), qr/^connection: 1$/m, 'single connection used'); # New connection to fastcgi application should be established after HEAD # requests since nginx doesn't read whole response (as it doesn't need # body). unlike(http_head('/head'), qr/SEE-THIS/, 'no data in HEAD'); like(http_get('/after'), qr/^connection: 2$/m, 'new connection after HEAD'); ############################################################################### # Simple FastCGI responder implementation. Unlike FCGI and FCGI::Async it's # able to count connections. # http://www.fastcgi.com/devkit/doc/fcgi-spec.html sub fastcgi_read_record($) { my ($socket) = @_; my ($n, $h, $header); $n = $socket->read($header, 8); return undef if !defined $n or $n != 8; @{$h}{qw/ version type id clen plen /} = unpack("CCnnC", $header); $n = $socket->read($h->{content}, $h->{clen}); return undef if $n != $h->{clen}; $n = $socket->read($h->{padding}, $h->{plen}); return undef if $n != $h->{plen}; $h->{socket} = $socket; return $h; } sub fastcgi_respond($$) { my ($h, $body) = @_; # stdout $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, length($body), 8)); $h->{socket}->write($body); select(undef, undef, undef, 0.1); $h->{socket}->write(pack("xxxxxxxx")); select(undef, undef, undef, 0.1); # write some text to stdout and stderr split over multiple network # packets to test if we correctly set pipe length in various places my $tt = "test text, just for test"; $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, length($tt . $tt), 0) . $tt); select(undef, undef, undef, 0.1); $h->{socket}->write($tt . pack("CC", $h->{version}, 7)); select(undef, undef, undef, 0.1); $h->{socket}->write(pack("nnCx", $h->{id}, length($tt), 0)); select(undef, undef, undef, 0.1); $h->{socket}->write($tt); select(undef, undef, undef, 0.1); # close stdout $h->{socket}->write(pack("CCnnCx", $h->{version}, 6, $h->{id}, 0, 0)); select(undef, undef, undef, 0.1); # end request $h->{socket}->write(pack("CCnnCx", $h->{version}, 3, $h->{id}, 8, 0)); select(undef, undef, undef, 0.1); $h->{socket}->write(pack("NCxxx", 0, 0)); } sub fastcgi_test_daemon { my $server = IO::Socket::INET->new( Proto => 'tcp', LocalAddr => '127.0.0.1:8081', Listen => 5, Reuse => 1 ) or die "Can't create listening socket: $!\n"; local $SIG{PIPE} = 'IGNORE'; my $ccount = 0; my $rcount = 0; while (my $client = $server->accept()) { $client->autoflush(1); Test::Nginx::log_core('||', "fastcgi connection"); $ccount++; while (my $h = fastcgi_read_record($client)) { Test::Nginx::log_core('||', "fastcgi record: " . " $h->{version}, $h->{type}, $h->{id}, " . "'$h->{content}'"); # skip everything unless stdin, then respond next if $h->{type} != 5; $rcount++; # respond fastcgi_respond($h, <<EOF); Location: http://localhost:8080/redirect Content-Type: text/html SEE-THIS request: $rcount connection: $ccount EOF } $ccount-- unless $rcount; close $client; } } ###############################################################################