modprobe wire
modprobe w1-gpio
modprobe w1-therm

# outside #############################################################
for i in {1..10};do
t=$(cat /sys/bus/w1/drivers/w1_slave_driver/28-000002dedb58/w1_slave)
#echo $t
crc=$(echo $t | awk -F "YES" '{ print $2; }')
#echo $crc
t=$(echo $t | awk -F "t=" '{ print $2; }')
#echo $t
e=0;
if [ "$crc" = "" ];then echo "CRC error"; e=1; else echo "CRC ok"; fi
if [ "$t" = "-62" ];then echo "bad value"; e=1 ; else echo "fine"; fi
if [ "$t" = "85000" ];then echo "bad value"; e=1 ; else echo "fine"; fi
if [ -z "$t" ];then echo "bad value"; e=1 ; else echo "fine"; fi

if [ "$e" -eq  "0" ];then break; else echo "repeating"; fi
done

if [ "$e" -eq  "0" ];then
echo "update database "
t=$(echo "scale=3;$t/1000" | bc -l)
echo $t
echo $t >>/var/www/t.txt

rrdtool update /var/www/t.rrd --template t1 N:$t;
fi
sleep 2
######################################################################

rrdtool graph /var/www/t1.png --start -1d --end now  --vertical-label "C"  \
DEF:average=/var/www/t.rrd:t1:AVERAGE LINE1:average#00FF00:"1d"     \
DEF:average1=/var/www/t.rrd:t2:AVERAGE LINE1:average1#0000FF:"1d"     \
GPRINT:average:LAST:"Actual\: %3.1lf" \
GPRINT:average1:LAST:"Actual\: %3.1lf"

rrdtool graph /var/www/t2.png --start -1w --end now --vertical-label "C" \
DEF:average=/var/www/t.rrd:t1:AVERAGE LINE1:average#00FF00:"1w" \
DEF:average1=/var/www/t.rrd:t2:AVERAGE LINE1:average1#0000FF:"1w"     \
GPRINT:average:LAST:"Actual\: %3.1lf" \
GPRINT:average1:LAST:"Actual\: %3.1lf"


#rrdtool create t.rrd --step 300  \
#DS:t1:GAUGE:600:-20:100  \
#DS:t2:GAUGE:600:-20:100  \
#DS:t3:GAUGE:600:-20:100  \
#DS:t4:GAUGE:600:-20:100  \
#RRA:AVERAGE:0.5:1:2016  \
#RRA:AVERAGE:0.5:6:1344  \
#RRA:AVERAGE:0.5:24:2190  \
#RRA:AVERAGE:0.5:144:3650