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#!/usr/bin/perl -w |
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# i-scream central monitoring system |
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# http://www.i-scream.org |
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# Copyright (C) 2000-2003 i-scream |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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use strict; |
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use Getopt::Long; |
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my $progname = "statgrab-make-mrtg-config"; |
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my $statgrab = "statgrab"; |
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my $workdir = undef; |
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my $kib = 1024; |
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my $mib = $kib * $kib; |
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# Print an entry in the MRTG config file. |
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sub entry ($$$$$$$$$$) { |
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my ($title, $vali, $valo, $max, $ylegend, $yunit, $legendi, $legendo, $gauge, $in_kib) = @_; |
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my $name = $vali; |
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my $options = ""; |
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$options .= " noo" unless defined $valo; |
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$options .= " gauge" if $gauge; |
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print "\n"; |
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print "Title[$name]: $title\n"; |
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print "PageTop[$name]: $title\n"; |
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print "MaxBytes[$name]: $max\n"; |
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print "YLegend[$name]: $ylegend\n"; |
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print "ShortLegend[$name]: $yunit\n"; |
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print "LegendI[$name]: $legendi\n"; |
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print "LegendO[$name]: $legendo\n" if defined $valo; |
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if ($in_kib) { |
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print "kMG[$name]: Ki,Mi,Gi,Ti\n"; |
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} |
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$valo = "const.0" unless defined $valo; |
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print "Options[$name]:$options\n" if $options ne ""; |
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print "Target[$name]: `$statgrab -p -m $vali $valo`\n"; |
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} |
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my $package_version = '@PACKAGE_VERSION@'; |
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my $package_bugreport = '@PACKAGE_BUGREPORT@'; |
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my $help_text = <<EOF; |
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Usage: $progname [OPTION]... |
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Generate MRTG configuration from statgrab output and write it to stdout. |
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--no-header Don't print MRTG global options; useful if you |
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want to include the output of this script in |
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another MRTG config file |
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--workdir PATH Use PATH for MRTG's WorkDir option |
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--statgrab PATH Specify location of statgrab binary |
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(default "statgrab") |
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--help Display this help and exit |
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Version $package_version - report bugs to $package_bugreport. |
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EOF |
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sub fatal ($) { |
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my ($message) = @_; |
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die "$progname: $message\n"; |
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} |
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sub main () { |
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GetOptions('statgrab=s' => \$statgrab, |
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'workdir=s' => \$workdir, |
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'no-header' => \my $no_header, |
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'help' => \my $help) or die $help_text; |
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if ($help) { |
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print "$help_text"; |
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exit 0; |
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} |
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unless ($no_header or defined $workdir) { |
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fatal "must specify --workdir or --no-header" |
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} |
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my %stats = (); |
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my %toplevel = (); |
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my %disks = (); |
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my %fss = (); |
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my %nets = (); |
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open STATGRAB, "$statgrab|" or fatal "can't run statgrab"; |
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while (<STATGRAB>) { |
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chomp; |
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/^([^=]*) = (.*)$/ or fatal "bad line in statgrab output"; |
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$stats{$1} = $2; |
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my @parts = split /\./, $1; |
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$toplevel{$parts[0]} = 1; |
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$disks{$parts[1]} = 1 if $parts[0] eq "disk"; |
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$fss{$parts[1]} = 1 if $parts[0] eq "fs"; |
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$nets{$parts[1]} = 1 if $parts[0] eq "net"; |
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} |
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close STATGRAB; |
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unless ($no_header) { |
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print "WorkDir: $workdir\n"; |
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print "Options[^]: growright\n"; |
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print "WriteExpires: Yes\n"; |
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} |
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if (exists $toplevel{"cpu"}) { |
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entry("CPU idle", "cpu.idle", undef, "100", "Idle", "%", "idle", undef, 1, 0); |
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entry("CPU iowait", "cpu.iowait", undef, "100", "iowait", "%", "iowait", undef, 1, 0); |
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entry("CPU kernel", "cpu.kernel", undef, "100", "Kernel", "%", "kernel", undef, 1, 0); |
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entry("CPU nice", "cpu.nice", undef, "100", "Nice", "%", "nice", undef, 1, 0); |
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entry("CPU swap", "cpu.swap", undef, "100", "Swap", "%", "swap", undef, 1, 0); |
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entry("CPU user", "cpu.user", undef, "100", "User", "%", "user", undef, 1, 0); |
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} |
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foreach my $disk (sort keys %disks) { |
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my $name = $stats{"disk.$disk.disk_name"}; |
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entry("Disk $name IO", "disk.$disk.read_bytes", "disk.$disk.write_bytes", 100*$mib, "IO rate", "B/s", "read", "write", 0, 0); |
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} |
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foreach my $fs (sort keys %fss) { |
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my $name = $stats{"fs.$fs.mnt_point"}; |
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my $size = $stats{"fs.$fs.size"}; |
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my $inodes = $stats{"fs.$fs.total_inodes"}; |
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entry("Filesystem $name space usage", "fs.$fs.used", undef, $size, "Space used", "B", "used", undef, 1, 0); |
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entry("Filesystem $name inode usage", "fs.$fs.used_inodes", undef, $inodes, "Inodes used", "inodes", "used", undef, 1, 0); |
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} |
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if (exists $toplevel{"load"}) { |
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entry("Load average over 1 minute", "load.min1", undef, 100, "Load average", "running", "load", undef, 1, 0); |
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entry("Load average over 5 minutes", "load.min5", undef, 100, "Load average", "running", "load", undef, 1, 0); |
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entry("Load average over 15 minutes", "load.min15", undef, 100, "Load average", "running", "load", undef, 1, 0); |
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} |
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if (exists $toplevel{"mem"}) { |
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my $total = $stats{"mem.total"}; |
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entry("Memory usage", "mem.used", "mem.cache", $total, "Memory usage", "B", "total", "cache", 1, 0); |
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} |
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foreach my $net (sort keys %nets) { |
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my $name = $stats{"net.$net.interface_name"}; |
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# FIXME should be able to discover interface speed |
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entry("Network interface $name IO", "net.$net.rx", "net.$net.tx", 100*$mib, "Network IO", "B", "rx", "tx", 0, 0); |
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} |
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if (exists $toplevel{"page"}) { |
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# FIXME what's a sensible maximum? |
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entry("Paging IO", "page.in", "page.out", 1000, "Paging IO", "pages", "in", "out", 0, 0); |
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} |
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if (exists $toplevel{"proc"}) { |
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# FIXME mildly silly assumption |
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my $maxproc = 65536; |
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entry("Processes running", "proc.running", undef, $maxproc, "Running", "procs", "running", undef, 1, 0); |
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entry("Processes sleeping", "proc.sleeping", undef, $maxproc, "Sleeping", "procs", "running", undef, 1, 0); |
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entry("Processes stopped", "proc.stopped", undef, $maxproc, "Stopped", "procs", "running", undef, 1, 0); |
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entry("Processes", "proc.total", undef, $maxproc, "Total", "procs", "running", undef, 1, 0); |
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entry("Processes zombie", "proc.zombie", undef, $maxproc, "Zombie", "procs", "running", undef, 1, 0); |
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} |
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if (exists $toplevel{"swap"}) { |
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my $swapsize = $stats{"swap.total"}; |
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entry("Swap usage", "swap.used", undef, $swapsize, "Swap usage", "B", "used", undef, 1, 0); |
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} |
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if (exists $toplevel{"user"}) { |
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entry("Users", "user.num", undef, 1000, "Users", "users", "users", undef, 1, 0); |
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} |
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} |
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main(); |
