[rrd-users] color issue

[Petteri Matilainen]

On 13.8.2015 20:43, Martin wrote:
> Hello could someone tell me why i get this error from the perl script
> below?
>
> ERROR: problem generating the graph: unknown option '--c CANVAS#000000'
> Done!
>
>
>
> #!/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/ta/ta_temp.png",
>                          "--start= $start_time",
>                          "--end= $cur_time",
>                          "--title= Temperatur givare på Casa de Padda",
>                          "--height= 300",
>                          "--width= 500",
>                          "--vertical-label= °C",
>                          "--c CANVAS#000000",
>                          "--c BACK#000000",
>                          "--c FONT#FFFFFF",
> "DEF:TerrariumLeft=/home/pi/rrddata/TA_temp.rrd:TerrarieV:AVERAGE",
>                          "COMMENT:\t\t\t\t\tNu     Medel    Max Min\\n",
>                          "HRULE:0#0000FF",
>                          "LINE2:TerrariumLeft#FFFF00:Terrarium
> Vänster\t\t",
>                          "GPRINT:TerrariumLeft:LAST:%6.1lf",
>                          "GPRINT:TerrariumLeft:AVERAGE:%6.1lf",
>                          "GPRINT:TerrariumLeft:MAX:%6.1lf",
>                          "GPRINT:TerrariumLeft:MIN:%6.1lf\\n",
> "DEF:TerrariumRight=/home/pi/rrddata/TA_temp.rrd:TerrarieH:AVERAGE",
>                          "COMMENT:\t\t\t\t\tNu     Medel    Max Min\\n",
>                          "HRULE:0#0000FF",
>                          "LINE2:TerrariumRight#e65243:Terrarium Höger\t\t",
>                          "GPRINT:TerrariumRight:LAST:%6.1lf",
>                          "GPRINT:TerrariumRight:AVERAGE:%6.1lf",
>                          "GPRINT:TerrariumRight:MAX:%6.1lf",
>                          "GPRINT:TerrariumRight:MIN:%6.1lf\\n",
> "DEF:Akvarium=/home/pi/rrddata/TA_temp.rrd:Akvarie:AVERAGE",
>                          "COMMENT:\t\t\t\t\tNu     Medel    Max Min\\n",
>                          "HRULE:0#0000FF",
>                          "AREA:Akvarium#0000FF80:Akvarium\t\t\t",
>                          "GPRINT:Akvarium:LAST:%6.1lf",
>                          "GPRINT:Akvarium:AVERAGE:%6.1lf",
>                          "GPRINT:Akvarium:MAX:%6.1lf",
>                          "GPRINT:Akvarium:MIN:%6.1lf\\n";
>
> my $err=RRDs::error;
> if ($err) {print "problem generating the graph: $err\n";}
>
> print "Done!\n"
>
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Hi,

I believe you have to use -c CANVAS#000000, or --color CANVAS#000000. 
Same goes for the other color definitions too.

regards,

PM