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[/] [trunk/] [modules/] [crusader/] [diagrams.pl] - Rev 22 Go to most recent revision
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#!/usr/bin/env perl
use strict;
use warnings;
use diagnostics;

use lib "../../lib";
use HotSaNICparser;
use HotSaNICdiagram;
use RRDs;

# read global settings
#
my $MODNAME=HotSaNICparser::get_module_name();
my %CONFIG=HotSaNICparser::get_config("../..");

my $OUTDIR=$CONFIG{"WEBDIR"}."/".lc $MODNAME;
if ( ! -e $OUTDIR ) { mkdir $OUTDIR,0755; }

my $IMGFMT=lc $CONFIG{"IMAGEFORMAT"};
my $TEMPNAME="$OUTDIR/temp.$IMGFMT";

my ($LEGEND,@ITEMS,$name,$range,$descr);
my $IOMIN=500;

my $FORCE=@ARGV;

$LEGEND="accesses";

# generate diagrams
#

opendir DIR,"rrd";
@ITEMS=grep /\.rrd/,readdir DIR;
closedir DIR;

if (! (@ITEMS) ) { print "  No database found\n  Please check if the daemon is running.\n";next; }

# if database exists, create images...
foreach my $dev (@ITEMS) {
        ($name=$dev) =~ s/\.rrd//g;
        my $description=$name;
        my $var;
        my $mode;
        my $command;

        print "creating images for $description...\n";

        foreach $range ("1h","6h","1day","1week","1month","1year") {
                my ($descr,$file,$build,$fullrange,$DATESTRING)=HotSaNICdiagram::get_diagram_properties($range);

                my $FILENAME="$OUTDIR/$name-$file.$IMGFMT";

                my $make=$FORCE;
                if ($range eq "1h") { $make++; }
                elsif (! -e "$FILENAME") { $make++; }
                else  {
                        my (undef,undef,undef,undef,undef,undef,undef,undef,undef,$mtime,undef,undef,undef) = stat( "$FILENAME" );
                        if (time > ($mtime+$build)) { $make++; }
                }

                if ($make>0) {
                                my ($prints,$xs,$ys)=RRDs::graph $TEMPNAME, "-i", "-b", "1024",
                                "-s","-$range", "-w",$CONFIG{"WIDTH"}, "-h",$CONFIG{"HEIGHT"}, "-a", uc($IMGFMT),
                                "-l 0", "--title", "Stats for Crusader on /dev/$name - last $descr ($DATESTRING)",
                                "DEF:rate=rrd/$dev:rate:AVERAGE",
                                "DEF:quality=rrd/$dev:quality:AVERAGE",
                                "DEF:signal=rrd/$dev:signal:AVERAGE",
                                "DEF:noise=rrd/$dev:noise:AVERAGE",
                                "LINE2:rate#000080:10*Laser power",
                                "LINE2:quality#800000:10*Temp In",
                                "LINE2:signal#008000:Signal",
                                "LINE2:noise#808080:10*Diode voltage",
                                "HRULE:0#000000";
                                rename $TEMPNAME,$FILENAME;
                                printf "  %-7s %d"."x%d %s\n",$descr,$xs,$ys,$FILENAME;
                }
        }
}
print "\n";
exit 0;