FORUM.M.NU

Kod: Markera allt

#!/usr/bin/perl

use RRDs;

my $cur_time = time();
my $start_time = $cur_time - 86400;     # set end time to 24 hours ago

RRDs::graph "/var/www/graph_temp+rh.png",
                        "--start= $start_time",
                        "--end= $cur_time",
                        "--title= Temp + RH ute",
                        "--height= 300",
                        "--width= 500",
                        "--vertical-label= Grader C",
"--alt-autoscale",
"--right-axis=2:0",
"--right-axis-label=Relativ fuktighet %",
                        "DEF:OutsideTemp=/home/pi/rrddata/outside_temp+rh.rrd:outsidetemp:AVERAGE",
                        "COMMENT:\t\t\t\tNu     Medel    Max    Min\\n",
                        "HRULE:0#0000FF",
              "CDEF:Temp=OutsideTemp,1,*",
              "LINE1:Temp#0000FF:Temperatur\t\t",
                        "GPRINT:OutsideTemp:LAST:%6.1lf",
                        "GPRINT:OutsideTemp:AVERAGE:%6.1lf",
                        "GPRINT:OutsideTemp:MAX:%6.1lf",
                        "GPRINT:OutsideTemp:MIN:%6.1lf\\n",

              "DEF:OutsideRH=/home/pi/rrddata/outside_temp+rh.rrd:outsidehumidity:AVERAGE",
                        "COMMENT:\t\t\t\tNu     Medel    Max    Min\\n",
                        "HRULE:0#FF0000",
              "CDEF:RelFukt=OutsideRH,0.5,*",
              "LINE1:RelFukt#FF0000:Relativ fuktighet\t",
                        "GPRINT:OutsideRH:LAST:%6.1lf",
                        "GPRINT:OutsideRH:AVERAGE:%6.1lf",
                        "GPRINT:OutsideRH:MAX:%6.1lf",
                        "GPRINT:OutsideRH:MIN:%6.1lf\\n";

my $err=RRDs::error;
if ($err) {print "problem generating the graph: $err\n";}

print "Done!\n"

Kod: Markera allt

OutsideRH=`cat /mnt/1wire/$OutsideSensor/humidity|sed -e s/" "//g|awk '{$1=$1 + 0.005;printf "%.2f", $1}'`

Kod: Markera allt

 DS:outsidehumidity:GAUGE:300:-50:60 \

Kod: Markera allt

#!/bin/bash
# Script to create rrd-file

# 24h with 2,5 min resolution
# 7d with 5 min resolution
# 1y with 10 min resolution
# 20y with 1h resolution

directory="/home/pi/rrddata/"
filename="outside_temp+rh.rrd"

# Check i file already exists
if [ ! -f "$directory$filename" ]
then
        # File doesn't exist, create new rrd-file
        echo "Creating RRDtool DB for outside temp sensor"
        rrdtool create $directory$filename \
                 --step 150 \
                 DS:outsidetemp:GAUGE:300:-50:60 \
                 DS:outsidehumidity:GAUGE:300:0:100 \
                 RRA:AVERAGE:0.5:1:576 \
                 RRA:AVERAGE:0.5:2:2016 \
                 RRA:AVERAGE:0.5:4:52560 \
                 RRA:AVERAGE:0.5:24:175200 \
                 RRA:MAX:0.5:1:5760 \
                 RRA:MAX:0.5:2:2016 \
                 RRA:MAX:0.5:4:52560 \
                 RRA:MAX:0.5:24:175200 \
                 RRA:MIN:0.5:1:5760 \
                 RRA:MIN:0.5:2:2016 \
                 RRA:MIN:0.5:4:52560 \
                 RRA:MIN:0.5:24:175200
        echo "Done!"
else
        echo $directory$filename" already exists, delete it first."
fi