unter der Vorraussetzung das ihr mit dem ffmap backend regelmässig die rrd datenbank befüllt (und sinnigerweise den Teil für das Bildgenerieren selbst aus dem backend.py rausgenommen habt) hier ein skript das ihr seperat benutzen könnt um die Bilder zu generieren, um Monats wochen Jahres und 3 Jahresüberblicke zu generieren …
#!/bin/bash
#
#
# if you tweak your ffmap-backend to not do everytime rrd graphics you maybe still want the rrd database filled up
# while thats easy, just remove picture generating process from backend.py
# ( basicly remove rrd.update_images() or wrap it in some if then lalala)
# but then you need to do them by hand ...
# fortunaly i spend some time in doing so ...
# (c) copyleft fuzzle cccfr/fffr
actpwd=$PWD
nodedb=/home/freifunk/ffmap-backend/nodedb/
output=/home/freifunk/ffmap-backend/ffmap-data/nodes/
cd $nodedb
for i in * ; do
if [ $i != nodes.rrd ];then
rrdtool graph $output$(echo -n $i|sed s/.rrd/.png/g) -s -1d -w 800 -h 400 -l 0 -y 1:1 DEF:clients=$nodedb$i:clients:AVERAGE VDEF:maxc=clients,MAXIMUM CDEF:c=0,clients,ADDNAN CDEF:d=clients,UN,maxc,UN,1,maxc,IF,* AREA:c#0F0:up AREA:d#F00:down LINE1:c#00F:clients
fi
done
# do some magic globaGraph
# normal (3 day)
rrdtool graph $output"globalGraph.png" -s -259200 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
# daily
rrdtool graph $output"globalGraphD.png" -s -86400 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
# yearly
rrdtool graph $output"globalGraphY.png" -s -31557600 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
# monthy
rrdtool graph $output"globalGraphM.png" -s -2678400 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
# weekly
rrdtool graph $output"globalGraphW.png" -s -604800 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
# 3 years
rrdtool graph $output"globalGraph3Y.png" -s -94672800 -e 0 -w 800 -h 600 DEF:nodes=$nodedb"nodes.rrd":nodes:AVERAGE LINE1:nodes#F00:nodes DEF:clients=$nodedb"nodes.rrd":clients:AVERAGE LINE2:clients#00F:clients
cd $actpwd