#!/bin/sh
#
# Plugin to plot OpenVZ VE Stats
#
# by Rene Weselowski
# http://www.dead.at
#
# Parameters:
#
#       config   (required)
#       autoconf (optional - used by munin-config)
#
# $Log$
#
#%# family=auto
#%# capabilities=autoconf suggest

ATTRIBUTE=$(basename "$0" | sed 's/^openvz_//g')


if [ "$1" = "autoconf" ]; then
        if which vzlist >/dev/null; then
                echo yes
        else
                echo "no (missing 'vzlist' executable)"
        fi
        exit 0
fi

if [ "$1" = "suggest" ]; then
        echo "laverage"
        echo "status"
        exit 0
fi

if [ "$1" = "config" ]; then
        echo "graph_title $ATTRIBUTE"
        echo "graph_args --base 1000 -l 0"
        echo "graph_scale yes"
        echo "graph_vlabel $ATTRIBUTE Value"
        echo "graph_category virtualization"
        echo "graph_info This graph shows OpenVZ: $ATTRIBUTE"
        vzlist -a -H --no-trim -o hostname | awk '{gsub(/\./,"_",$1)
                print("'$ATTRIBUTE'"$1".label "$1"\n" \
                "'$ATTRIBUTE'"$1".info '$ATTRIBUTE' for VE"$1)}'
        exit 0
fi

filter() { cat; }
[ "$ATTRIBUTE" = 'laverage' ] && filter() { sed -e 's/[0-9\.]*\/\(.*\)\/.*$/\1/g'; }
[ "$ATTRIBUTE" = 'status' ] && filter() { sed -e 's/running/10/g;s/stopped/0/g'; }
#TODO: filter for uptime

vzlist -a -H --no-trim -o "hostname,$ATTRIBUTE" | filter | awk '{gsub(/\./,"_",$1)
         print("'$ATTRIBUTE'"$1".value "$2)}'

exit 0