Mercurial > hg > nginx-tests
view debug_connection_syslog.t @ 549:e4ff43e00d84
Tests: refactored least_conn test.
First, start long requests to busy both backends, and ensure that subsequent
consecutive requests are balanced to the only backend with zero connections.
This change aims to get rid of false negatives due timing issues.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Fri, 17 Apr 2015 17:54:06 +0300 |
parents | 997f5fe16545 |
children | 907e89fba9c3 |
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#!/usr/bin/perl # (C) Nginx, Inc. # Tests for debug_connection with syslog. ############################################################################### 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 --with-debug ipv6 proxy/); plan(skip_all => 'no syslog') unless $t->has_version('1.7.1'); $t->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% daemon off; events { debug_connection ::1; } http { %%TEST_GLOBALS_HTTP%% error_log syslog:server=127.0.0.1:8080 alert; error_log syslog:server=127.0.0.1:8081 alert; server { listen 127.0.0.1:8080; listen [::1]:8080; server_name localhost; location /debug { proxy_pass http://[::1]:8080/; } } } EOF eval { open OLDERR, ">&", \*STDERR; close STDERR; $t->run(); open STDERR, ">&", \*OLDERR; }; plan(skip_all => 'no inet6 support') if $@; $t->plan(5); ############################################################################### is(get_syslog('/', 8080), '', 'no debug_connection syslog 1'); is(get_syslog('/', 8081), '', 'no debug_connection syslog 2'); my @msgs = get_syslog('/debug', 8080, 8081); like($msgs[0], qr/\[debug\]/, 'debug_connection syslog 1'); like($msgs[1], qr/\[debug\]/, 'debug_connection syslog 2'); is($msgs[0], $msgs[1], 'debug_connection syslog1 syslog2 match'); ############################################################################### sub get_syslog { my ($uri, @port) = @_; my (@s); my $rfd = ''; my @data; eval { local $SIG{ALRM} = sub { die "timeout\n" }; local $SIG{PIPE} = sub { die "sigpipe\n" }; alarm(1); map { push @s, IO::Socket::INET->new( Proto => 'udp', LocalAddr => "127.0.0.1:$_" ); } (@port); alarm(0); }; alarm(0); if ($@) { log_in("died: $@"); return undef; } http_get($uri); map { my $data = ''; vec($rfd, fileno($_), 1) = 1; select $rfd, undef, undef, 1; while (select($rfd, undef, undef, 0.1) > 0 && vec($rfd, fileno($_), 1)) { my ($buffer); sysread($_, $buffer, 4096); $data .= $buffer; } push @data, $data; $_->close(); } (@s); return $data[0] if scalar @data == 1; return @data; } ###############################################################################