arexxd/web/temp-48h.cgi

#!/bin/sh
echo "Content-type: image/png"
echo
D=/var/log/arexxd
exec rrdtool graph - \
	--start 'now-48h' \
	--end 'now' \
	--title "Temperature: Last 2 days" \
	-w 720 -h 600 \
	-x HOUR:1:HOUR:8:HOUR:8:0:%H:%M \
	-y 5:1 \
	--right-axis 1:0 --right-axis-format "%3.0lf" \
	--units-exponent 0 --lower-limit -20 --upper-limit 40 --rigid \
	--legend-position east \
	DEF:c=$D/sensor-catarium.rrd:temp:AVERAGE \
	DEF:u=$D/sensor-ursarium.rrd:temp:AVERAGE \
	DEF:b=$D/sensor-balcony.rrd:temp:AVERAGE \
	DEF:o=$D/sensor-outside.rrd:temp:AVERAGE \
	'AREA:c#cc7777' \
	'AREA:u#7777cc' \
	'AREA:b#cc77cc' \
	'AREA:o#77cc77' \
	'LINE2:c#cc0000:Catarium\n' \
	'LINE2:u#0000cc:Ursarium\n' \
	'LINE2:b#cc00cc:Balcony\n' \
	'LINE2:o#00cc00:Outside' \
	'HRULE:0#0000ff'