mirror of
https://github.com/munin-monitoring/contrib.git
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116 lines
3.0 KiB
Perl
Executable File
116 lines
3.0 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# 2007-06-01 Zoltan HERPAI <wigyori@uid0.hu>
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#
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# Credits goes for:
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# Adam Crews for his xen_cpu plugin
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# Mario Manno for his xen_traffic_all plugin
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#
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# Script to monitor the I/O usage of Xen domains
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# Version 0.1
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#
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#%# family=auto
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#%# capabilities=autoconf
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# Location of xm tools
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$XM = '/usr/sbin/xm';
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$XMTOP = '/usr/sbin/xentop';
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# ah, parameters coming in
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if ( defined($ARGV[0]))
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{
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if ($ARGV[0] eq 'config') { $arg = 'config'; }
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if ($ARGV[0] eq 'autoconf') { $arg = 'autoconf'; }
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if ( $arg eq 'autoconf' )
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{
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if ( -e $XM && -e $XMTOP )
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{
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print "yes\n";
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exit 0;
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}
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else
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{
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print "no ($XM and/or $XMTOP not found\n";
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exit 0;
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}
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}
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if ( $arg eq 'config' )
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{
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%cnf = (
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'graph_title' => 'Xen Domain I/O usage',
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'graph_args' => '--base 1024 -l 0',
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'graph_vlabel' => 'read (-), write (+)',
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'graph_category' => 'virtualization',
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'graph_info' => 'Display the I/O operations for each domain',
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);
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@domains = `$XM list`;
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shift(@domains); # we don't need the header line
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foreach $domain ( @domains )
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{
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($dom, undef) = split(/\s/, $domain);
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$dom =~ s/[-.]/_/g;
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$cnf{ $dom.'RD' . '.label' } = 'read';
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$cnf{ $dom.'RD' . '.type' } = 'COUNTER';
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$cnf{ $dom.'RD' . '.graph' } = 'no';
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$cnf{ $dom.'RD' . '.cdef' } = $dom.'RD,8,*';
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$cnf{ $dom.'WR' . '.label' } = $dom;
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$cnf{ $dom.'WR' . '.type' } = 'COUNTER';
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$cnf{ $dom.'WR' . '.negative' } = $dom.'RD';
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$cnf{ $dom.'WR' . '.cdef' } = $dom.'WR,8,*';
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if ( "$cnt" == "0" )
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{
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$cnf { "$dom" . '.draw' } = 'AREA';
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}
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$cnt++;
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}
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foreach $key ( sort(keys(%cnf)) )
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{
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print "$key $cnf{$key}\n";
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}
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exit 0;
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}
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}
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# No args, get rolling
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{
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local $/ = undef;
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@chunks = split(/^xentop - .*$/m, `$XMTOP -b -i1`);
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}
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@stats = split (/\n/, pop(@chunks));
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shift(@stats);
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shift(@stats);
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shift(@stats);
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shift(@stats);
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foreach $domain (@stats)
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{
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$domain =~ s/^\s+//;
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@tmp = split(/\s+/, $domain);
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$domname = $tmp[0];
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$domname =~ s/[-.]/_/g;
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$vbdrd = $tmp[14];
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$vbdwr = $tmp[15];
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$vals{$domname."RD"}{'value'} = $vbdrd;
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$vals{$domname."WR"}{'value'} = $vbdwr;
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}
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foreach $key ( sort(keys(%vals)) )
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{
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print "$key.value " . ($vals{$key}{'value'}) . "\n";
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}
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