Mercurial > hg > nginx-tests
view syslog.t @ 570:f7bc1f74970a
Tests: avoid send errors in syslog tests with mail error_log.
Use a separate mail server block for syslog parsing tests to make sure
that syslog messages are always read by the receiver on the remote side.
Otherwise, syslog message might not be sent due to a pending socket error.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Thu, 07 May 2015 14:28:44 +0300 |
parents | 907e89fba9c3 |
children | abe795720deb |
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#!/usr/bin/perl # (C) Nginx, Inc. # Tests for syslog. # Various log levels emitted with limit_req_log_level. ############################################################################### 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; plan(skip_all => 'win32') if $^O eq 'MSWin32'; my $t = Test::Nginx->new()->has(qw/http limit_req/); $t->plan(58)->write_file_expand('nginx.conf', <<'EOF'); %%TEST_GLOBALS%% error_log syslog:server=127.0.0.1:8083 info; error_log %%TESTDIR%%/f_glob.log info; daemon off; events { } http { %%TEST_GLOBALS_HTTP%% limit_req_zone $binary_remote_addr zone=one:1m rate=1r/m; log_format empty ""; log_format logf "$uri:$status"; error_log syslog:server=127.0.0.1:8084 info; error_log %%TESTDIR%%/f_http.log info; server { listen 127.0.0.1:8080; server_name localhost; location /e { error_log syslog:server=127.0.0.1:8080; } location /a { access_log syslog:server=127.0.0.1:8080; } location /ef { error_log syslog:server=127.0.0.1:8080,facility=user; } location /es { error_log syslog:server=127.0.0.1:8080,severity=alert; } location /et { error_log syslog:server=127.0.0.1:8080,tag=SEETHIS; } location /af { access_log syslog:server=127.0.0.1:8080,facility=user; } location /as { access_log syslog:server=127.0.0.1:8080,severity=alert; } location /at { access_log syslog:server=127.0.0.1:8080,tag=SEETHIS; } location /e2 { error_log syslog:server=127.0.0.1:8080; error_log syslog:server=127.0.0.1:8080; } location /a2 { access_log syslog:server=127.0.0.1:8080; access_log syslog:server=127.0.0.1:8080; } location /a_logf { access_log syslog:server=127.0.0.1:8080 logf; } location /if { access_log syslog:server=127.0.0.1:8085 logf if=$arg_logme; } location /debug { limit_req zone=one; error_log syslog:server=127.0.0.1:8080 debug; } location /info { limit_req zone=one; limit_req_log_level info; error_log syslog:server=127.0.0.1:8080 info; } location /notice { limit_req zone=one; limit_req_log_level notice; error_log syslog:server=127.0.0.1:8080 notice; } location /warn { limit_req zone=one; limit_req_log_level warn; error_log syslog:server=127.0.0.1:8080 warn; } location /error { limit_req zone=one; limit_req_log_level error; error_log syslog:server=127.0.0.1:8080; } location /low { error_log syslog:server=127.0.0.1:8080 warn; error_log syslog:server=127.0.0.1:8080; } location /dup { error_log syslog:server=127.0.0.1:8080; error_log syslog:server=127.0.0.1:8080; } location /high { error_log syslog:server=127.0.0.1:8080 emerg; error_log syslog:server=127.0.0.1:8080; } } } EOF $t->run_daemon(\&syslog_daemon, 8083, $t, 's_glob.log'); $t->run_daemon(\&syslog_daemon, 8084, $t, 's_http.log'); $t->run_daemon(\&syslog_daemon, 8085, $t, 's_if.log'); $t->waitforfile($t->testdir . '/s_glob.log'); $t->waitforfile($t->testdir . '/s_http.log'); $t->waitforfile($t->testdir . '/s_if.log'); $t->run(); ############################################################################### parse_syslog_message('error_log', get_syslog('/e')); parse_syslog_message('access_log', get_syslog('/a')); like(get_syslog('/ef'), qr/^<11>/, 'error_log facility'); like(get_syslog('/es'), qr/^<187>/, 'error_log severity'); like(get_syslog('/et'), qr/SEETHIS:/, 'error_log tag'); like(get_syslog('/af'), qr/^<14>/, 'access_log facility'); like(get_syslog('/as'), qr/^<185>/, 'access_log severity'); like(get_syslog('/at'), qr/SEETHIS:/, 'access_log tag'); like(get_syslog('/e'), qr/nginx: \d{4}\/\d{2}\/\d{2} \d{2}:\d{2}:\d{2} \[error\]/, 'error_log format'); like(get_syslog('/a_logf'), qr/nginx: \/a_logf:404$/, 'access_log log_format'); my @lines = split /<\d+>/, get_syslog('/a2'); is($lines[1], $lines[2], 'access_log many'); @lines = split /<\d+>/, get_syslog('/e2'); is($lines[1], $lines[2], 'error_log many'); # error_log log levels SKIP: { skip "no --with-debug", 1 unless $t->has_module('--with-debug'); isnt(syslog_lines('/debug', '[debug]'), 0, 'debug'); } # charge limit_req get_syslog('/info'); is(syslog_lines('/info', '[info]'), 1, 'info'); is(syslog_lines('/notice', '[notice]'), 1, 'notice'); is(syslog_lines('/warn', '[warn]'), 1, 'warn'); is(syslog_lines('/error', '[error]'), 1, 'error'); # count log messages emitted with various error_log levels is(syslog_lines('/low', '[error]'), 2, 'low'); is(syslog_lines('/dup', '[error]'), 2, 'dup'); is(syslog_lines('/high', '[error'), 1, 'high'); # check for the presence of the syslog messages in the global and http contexts is_deeply(levels($t, 's_glob.log'), levels($t, 'f_glob.log'), 'master syslog'); is_deeply(levels($t, 's_http.log'), levels($t, 'f_http.log'), 'http syslog'); http_get('/if'); http_get('/if/empty?logme='); http_get('/if/zero?logme=0'); http_get('/if/good?logme=1'); http_get('/if/work?logme=yes'); get_syslog('/a'); like($t->read_file('s_if.log'), qr/good:404.*work:404/s, 'syslog if success'); unlike($t->read_file('s_if.log'), qr/(if:|empty:|zero:)404/, 'syslog if fail'); ############################################################################### sub syslog_lines { my ($uri, $pattern, $port) = @_; return map { $_ =~ /\Q$pattern\E/g } (get_syslog($uri, $port)); } sub levels { my ($t, $file) = @_; my %levels_hash; map { $levels_hash{$_}++; } ($t->read_file($file) =~ /(\[\w+\])/g); return \%levels_hash; } sub get_syslog { my ($uri, $port) = @_; my ($s); my $rfd = ''; my $data = ''; $port = 8080 unless defined $port; eval { local $SIG{ALRM} = sub { die "timeout\n" }; local $SIG{PIPE} = sub { die "sigpipe\n" }; alarm(1); $s = IO::Socket::INET->new( Proto => 'udp', LocalAddr => "127.0.0.1:$port" ); alarm(0); }; alarm(0); if ($@) { log_in("died: $@"); return undef; } http_get($uri); vec($rfd, fileno($s), 1) = 1; select $rfd, undef, undef, 1; while (select($rfd, undef, undef, 0.1) > 0 && vec($rfd, fileno($s), 1)) { my $buffer; sysread($s, $buffer, 4096); $data .= $buffer; } $s->close(); return $data; } sub parse_syslog_message { my ($desc, $line) = @_; unless ($line) { fail("$desc timeout in receiving syslog"); } my @months = ('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'); my ($pri, $mon, $mday, $hour, $minute, $sec, $host, $tag, $msg) = $line =~ /^<(\d{1,3})> # PRI ([A-Z][a-z]{2})\s # mon ([ \d]\d)\s(\d{2}):(\d{2}):(\d{2})\s # date ([\S]*)\s # host (\w{1,32}):\s # tag (.*)/x; # MSG my $sev = $pri & 0x07; my $fac = ($pri & 0x03f8) >> 3; ok(defined($pri), "$desc has PRI"); ok($sev >= 0 && $sev <= 7, "$desc valid severity"); ok($fac >= 0 && $fac < 24, "$desc valid facility"); ok(defined($mon), "$desc has month"); ok((grep $mon, @months), "$desc valid month"); ok(defined($mday), "$desc has day"); ok($mday <= 31, "$desc valid day"); ok(defined($hour), "$desc has hour"); ok($hour < 24, "$desc valid hour"); ok(defined($minute), "$desc has minutes"); ok($minute < 60, "$desc valid minutes"); ok(defined($sec), "$desc has seconds"); ok($sec < 60, "$desc valid seconds"); ok(defined($host), "$desc has host"); chomp(my $hostname = lc `hostname`); is($host , $hostname, "$desc valid host"); ok(defined($tag), "$desc has tag"); like($tag, qr'\w+', "$desc valid tag"); ok(length($msg) > 0, "$desc valid CONTENT"); } ############################################################################### sub syslog_daemon { my ($port, $t, $file) = @_; my $s = IO::Socket::INET->new( Proto => 'udp', LocalAddr => "127.0.0.1:$port" ); open my $fh, '>', $t->testdir() . '/' . $file; select $fh; $| = 1; while (1) { my $buffer; $s->recv($buffer, 4096); print $fh $buffer . "\n"; } } ###############################################################################