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#!/usr/bin/perl
# -*- perl -*-
#
# (C) 2007 immerda project
#
# Plugin to monitor the last update of the gentoo
#
# Parameters:
#
# config
# autoconf
#
# $Id: users.in 1212 2006-10-29 20:11:58Z janl $
#
#%# family=auto
#%# capabilities=autoconf
# update /etc/munin/plugin-conf.d/munin-node with:
# [gentoo_*]
# user root
# env.logfile /var/log/emerge.log
# env.tail /usr/bin/tail
# env.grep /bin/grep
my $logfile = $ENV{'logfile'} || '/var/log/emerge.log';
my $grep = $ENV{'grep'} || `which grep`;
my $date = $ENV{'date'} || `which date`;
my $tail = $ENV{'tail'} || `which tail`;
chomp($grep);
chomp($date);
chomp($tail);
if ( defined($ARGV[0])) {
if ($ARGV[0] eq 'autoconf') {
print "yes\n";
exit 0;
}
if ( $ARGV[0] eq "config" ) {
print "graph_title Gentoo: Last update X days ago\n";
#print "graph_args --base 1000 -l 0\n";
print "graph_vlabel days\n";
print "graph_scale no\n";
print "graph_category system\n";
#print "graph_printf %.1lf\n";
print "lastupdated.label last updated [d ago]\n";
print "lastupdated.type GAUGE\n";
#print "tty.draw AREASTACK\n";
#print "tty.colour 00FF00\n";
exit 0;
}
}
$days = 0;
$last = 0;
$now = 0;
$l=`$grep "emerge" $logfile | $grep world | $grep -v fetchonly | tail -1`;
($last,$rest) = split /:/,$l;
$now = `$date +%s`;
if($last eq "" or $last == 0 or $now == 0 or $date eq ""){
$days = "";
}else{
$days=($now-$last)/60/60/24; # in tagen
}
print "lastupdated.value $days\n";
# vim:syntax=perl
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