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#!/usr/bin/perl -w

###############################################################################

#    Webmin Sysstats - ups.pl

#

#    Webmin Sysstats Module

#    Copyright (C) 2003 by Eric Gerbier

#    Bug reports to: gerbier@users.sourceforge.net

#    $Id$

#

#    This program is free software; you can redistribute it and/or modify

#    it under the terms of the GNU General Public License as published by

#    the Free Software Foundation; either version 2 of the License, or

#    (at your option) any later version.

#

#    This program is distributed in the hope that it will be useful,

#    but WITHOUT ANY WARRANTY; without even the implied warranty of

#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

#    GNU General Public License for more details.

#

###############################################################################



use strict;

use warnings;



use English qw(-no_match_vars);



# to be used alone or from sysstat.pl without warning

# because require verify the path

if ( !exists $ENV{WEBMINSTAT_TEMP} ) {

	use FindBin;

	use lib "$FindBin::Bin/../..";

	## no critic (RequireBarewordIncludes)

	require 'sysstats-aquisition-lib.pl';

	## use critic

}



use RRDs;



###############################################################################

sub getupsstatus($$) {

	my $server  = shift @_;

	my $ups_cmd = shift @_;



	my $cmd = "$ups_cmd $server";



	my $r_tab = read_pipe($cmd);

	my %result;

	foreach ( @{$r_tab} ) {



		if (m/^(.*):\s+([+-]?\d+\.?\d*)/) {

			$result{$1} = $2;

		}

	}



	return \%result;

}

###############################################################################

my %config;

read_file_cached( 'config', \%config );



my $param   = 'vol';

my $vol_num = 1;



my $server  = $config{'server'};

my $ups_cmd = $config{'upsc'};



if ( !$ups_cmd ) {

	warning('unconfigured upsc command');

	goto FIN;

}

elsif ( !-x $ups_cmd ) {

	warning("upsc command $ups_cmd not found");

	goto FIN;

}

elsif ( !$server ) {

	warning('ups : no server defined');

	goto FIN;

}

else {



	my $result = getupsstatus( $server, $ups_cmd );

	if ( !defined $result ) {



		warning('no data from ups acquisition');

		goto FIN;

	}



	while ( exists $config{ $param . $vol_num } ) {

		my @tab = split /,/, $config{ $param . $vol_num };



		my $real_vol_num = $tab[0];

		my $vol          = $tab[1];

		my $runstop      = $tab[3];



		#debug( "volume = $vol");



		my $total = 'U';



		if ( is_param_runstop($runstop) ) {

			if ( exists $result->{$vol} ) {

				$total = $result->{$vol};

				debug("ups $vol ($real_vol_num) : val=$total");

			}

			else {

				debug("ups $vol ($real_vol_num) does not exists in data");

			}

		}

		else {

			debug("aquisition for $vol stopped");

		}



		my $rrdbase = $real_vol_num . '.rrd';



		RRDs::update( $rrdbase, "N:$total" );

		my $ERR = RRDs::error();

		warning("ups : ERROR while updating $rrdbase: $ERR") if $ERR;

		$vol_num++;

	}

}



# a label to quit

#I can not use return when executing this script standalone,

# so I had to use goto

FIN: