106 lines
3.3 KiB
Perl
Executable File
106 lines
3.3 KiB
Perl
Executable File
#!/usr/bin/perl -w
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use strict;
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#
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# byprojects_inout_bandwidth
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#
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# Perl script to monitor in/out bandwidth *byprojects* (e.g. vhost) from
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# multiple files and/or regex.
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#
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# Danny Fullerton <northox@mantor.org>
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# Mantor Organization <www.mantor.org>
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# This work is licensed under a MIT license.
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#
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# You need logtail (https://www.fourmilab.ch/webtools/logtail/)
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#
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# mod_logio apache module (https://httpd.apache.org/docs/2.0/mod/mod_logio.html)
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# Your logformat should look like this:
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# "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\" %I %O"
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# where %I is input and %O is output.
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#
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# Log can be gathered from multiple sources by simply specifying multiple log
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# filename or using wildcards (glob). File content can be selected using regex.
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#
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# - 'prod' => [ {'path' => '/home/prod/log/access.log'} ],
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# Prod graph will be using everything in /home/prod/log/access.log
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#
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# - 'test' => [ {'path' => '/var/log/access.log', 'regex' => '"[A-Z]+ /test/'},
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# {'path' => '/home/test/log/access*.log'} ],
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# Test graph will be using everything file matching /home/test/log/access*.log
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# and stuff that match the expression '"[A-Z] /test/' in /var/log/access.log
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# such as '"GET /test/'
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my $server = 'Apache';
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my $statepath = $ENV{MUNIN_PLUGSTATE};
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my $logtail = '/usr/local/bin/logtail';
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my %logs = (
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'prod' => [
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{'path' => '/home/prod/log/access.log'}
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],
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'dev' => [
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{'path' => '/var/log/httpd/ssl-dev-access.log'},
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{'path' => '/home/dev/log/access.log'}
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],
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'test' => [
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{'path' => '/var/log/access.log', 'regex' => '"[A-Z]+ /test/'},
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{'path' => '/home/test/log/access.log'}
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],
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);
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###########
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if(defined($ARGV[0])) {
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if ($ARGV[0] eq 'autoconf') {
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print "yes\n";
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exit(0);
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} elsif ($ARGV[0] eq 'config') {
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print "graph_title $server in/out bandwidth byprojects\n";
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print "graph_args --base 1000\n";
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print "graph_vlabel bits per \${graph_period} in (-) / out (+)\n";
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print "graph_category webserver\n";
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print "graph_info This graph show $server in/out bandwidth used by various" .
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" projects.\n";
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while ((my $project, my @files) = each(%logs)) {
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print "i".$project.".label $project\n";
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print "i".$project.".type GAUGE\n";
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print "i".$project.".graph no\n";
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print "i".$project.".cdef i".$project.",8,*\n";
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print "o".$project.".label $project\n";
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print "o".$project.".type GAUGE\n";
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print "o".$project.".negative i".$project."\n";
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print "o".$project.".cdef o".$project.",8,*\n";
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}
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exit(0);
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}
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}
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foreach my $project ( keys %logs ) {
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my $i = 0;
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my $o = 0;
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my $x = 0;
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foreach my $log ( @{$logs{$project}} ) {
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my @paths = glob $log->{'path'};
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foreach my $path (@paths) {
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my $state = $statepath.'/'.$project.$x.'_inoutbandwidth.state';
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open(LT, "$logtail -f ".$log->{'path'}." -o $state |") or
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die "Can't open $logtail : $!";
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while (<LT>) {
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my $buf = $_;
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if($buf eq '') { next }
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if(!defined($log->{'regex'}) || $buf =~ m/$log->{'regex'}/) {
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if($buf =~ m/(\d+) (\d+)$/) {
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$i += $1;
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$o += $2;
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}
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}
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}
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close(LT);
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$x++;
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}
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}
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print "i".$project.".value $i\n";
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print "o".$project.".value $o\n";
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}
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