#!/bin/sh
# -*- sh -*-

statsfile=${statsfile:-/var/lib/munin/plugin-state/huawei-hg612-munin-output.txt}

: << =cut

=head1 NAME

Line Stats - Plugin to get Huawei HG612 line stats

=head1 NOTES

Fetches Link Uptime

=head1 AUTHOR

Adam Smith

=head1 LICENSE

GPL

=head1 MAGIC MARKERS

 #%# family=auto
 #%# capabilities=autoconf

=cut

if [ "$1" = "autoconf" ]; then
	echo yes 
	exit 0
fi

if [ "$1" = "config" ]; then

        echo "graph_title ptm1 Uptime in days"
        echo 'graph_args --base 1000 -l 0'
        echo 'graph_vlabel VDSL Uptime in days'
        echo 'graph_category hg612'
        echo 'graph_scale no'
        echo 'uptime.label Uptime in days'
        echo 'uptime.draw AREA'
        exit 0
fi;


echo -n "uptime.value "

# Value is presented in human-readbale format so we will have to do some maths to recalculate value to seconds
# WARNING - This code is awful!

# Get the uptime and split up the values

uptimefile=/tmp/uptimefile
grep "Since Link time" $statsfile | sed -e 's/Since\ Link\ time\ =\ //g' -e 's/days/days\n/g' -e 's/hours/hours\n/g' -e 's/min/min\n/g' > $uptimefile

# Work with each value, but sometimes there may be no value to work with due to sync drop etc.

#DAYS

days="$(grep days $uptimefile | awk '{ print $1 }')"
		if [ -z "$days" ] ; then
			days="0"
		fi
days_sec=$(echo "$days * 86400" | bc);

#HOURS

hours="$(grep hours $uptimefile | awk '{ print $1 }')"
                if [ -z "$hours" ] ; then
                        hours="0"
                fi
hours_sec=$(echo "$hours * 3600" | bc);


#MIN

min="$(grep min $uptimefile | awk '{ print $1 }')"
                if [ -z "$min" ] ; then
                        min="0"
                fi
min_sec=$(echo "$min * 60" | bc);


#SEC

sec="$(grep sec $uptimefile | awk '{ print $1 }')"
                if [ -z "$sec" ] ; then
                        sec="0"
                fi

# Do the maths and return this to the output as decimal, in days

echo $(echo "$days_sec + $hours_sec + $min_sec + $sec" | bc) | awk '{ print $1/86400 }'

rm $uptimefile

	exit 0
fi