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      1 #!/usr/local/bin/perl
      2 
      3 # isbgraph
      4 # an example in not so hot perl programming....
      5 # based around GraphMaker from Fabrizio Pivari
      6 # A graph maker perl script
      7 
      8 use GD;
      9 use Getopt::Long;
     10 $hr=0;
     11 
     12 sub main{
     13 
     14 $opt_conf="./graphmaker.cnf";
     15 
     16 @elem=("NUMBERYCELLGRIDSIZE","MAXYVALUE","MINYVALUE","XCELLGRIDSIZE","XMAX",
     17        "Data","Graph","Bar","Average","Graphnum","Title","Transparent","Rbgcolour",
     18        "Gbgcolour","Bbgcolour","Rfgcolour","Gfgcolour","Bfgcolour","Rcolour",
     19        "Gcolour","Bcolour","Racolour","Gacolour","Bacolour");
     20 
     21 %option=(
     22       NUMBERYCELLGRIDSIZE => '8',
     23       MAXYVALUE => '7748',
     24       MINYVALUE => '6500',
     25       XCELLGRIDSIZE => '18',
     26       XMAX => '1000',
     27       Data => './graphmaker.dat',
     28       Graph => './graphmaker.gif',
     29       Bar => '1',
     30       Average => '1',
     31       Graphnum => '1',
     32       Title => 'GraphMaker 2.1',
     33       Transparent => 'yes',
     34       Rbgcolour => '255',
     35       Gbgcolour => '255',
     36       Bbgcolour => '255',
     37       Rfgcolour => '0',
     38       Gfgcolour => '0',
     39       Bfgcolour => '0',
     40       Rcolour => '0',
     41       Gcolour => '0',
     42       Bcolour => '255',
     43       Racolour => '255',
     44       Gacolour => '255',
     45       Bacolour => '0');
     46 
     47 &GetOptions("conf=s","help") || &printusage ;
     48 
     49 
     50 if ($opt_help) {&printusage};
     51 
     52 open (CNF, $opt_conf) || die;
     53 while (<CNF>) {
     54 s/\t/ /g;  #replace tabs by space
     55 next if /^\s*\#/; #ignore comment lines
     56 next if /^\s*$/;  #ignore empty lines
     57 foreach $elem (@elem)
     58    {
     59    if (/\s*$elem\s*:\s*(.*)/) { $option{$elem}=$1; }
     60    }
     61 }
     62 close(CNF);
     63 #########################################
     64 #
     65 #
     66 #
     67 #       number datapoints/24 hours is 1440 (minutes)
     68 #
     69 #       Split into N graphs where each graph has max of 240 datapoints (4 hours)
     70 #
     71 
     72 $barset=0;
     73 $m=0;
     74 $YGRIDSIZE = 400;
     75 $YCELLGRIDSIZE = $YGRIDSIZE/$option{'NUMBERYCELLGRIDSIZE'};
     76 $XINIT = 30;
     77 $XEND = 8;
     78 $YINIT =20;
     79 $YEND = 20;
     80 #$XGRIDSIZE = ($option{'XMAX'}*$option{'XCELLGRIDSIZE'});
     81 #$XGRIDSIZE = (240*$option{'XCELLGRIDSIZE'});
     82 $XGRIDSIZE = 620;
     83 $XGIF = $XGRIDSIZE + $XINIT + $XEND;
     84 $XGRAPH = $XGRIDSIZE + $XINIT;
     85 $YGIF = $YGRIDSIZE + $YEND + $YINIT;
     86 $YGRAPH = $YGRIDSIZE + $YINIT;
     87 $RANGE=$option{'MAXYVALUE'}-$option{'MINYVALUE'};
     88 $SCALE=$YGRIDSIZE/$RANGE;
     89 
     90 # NEW IMAGE
     91    $im=new GD::Image($XGIF,$YGIF);
     92 
     93 $white=$im->colorAllocate(255,255,255);
     94 $black=$im->colorAllocate(0,0,0);
     95 $pink=$im->colorAllocate(255,153,153);
     96 $red=$im->colorAllocate(255,0,0);
     97 $blue=$im->colorAllocate(0,0,255);
     98 $green=$im->colorAllocate(0,192,51);
     99 $orange=$im->colorAllocate(255,102,0);
    100 $pink=$im->colorAllocate(255,153,153);
    101 $teal=$im->colorAllocate(51,153,153);
    102 # gif background is $bg
    103    $bg=$white;
    104    $fg=$blue;
    105 # LINE COLOUR HELP BY VAR $colour
    106    $colour=$red;
    107    $acolour=$yellow;
    108    # GRID
    109    if ($option{'Transparent'} eq "yes") {$im->transparent($bg)};
    110    $im->filledRectangle(0,0,$XGIF,$YGIF,$bg);
    111 
    112 # Dot style
    113 # vertical markers on Y axis grid
    114    $im->setStyle($fg,$bg,$bg,$bg);
    115    for $i (0..$option{'XMAX'})
    116       {
    117       $xspace= $XINIT+$option{'XCELLGRIDSIZE'}*$i +$i;
    118      # $im->line($xspace,$YINIT,$xspace,$YGRAPH,gdStyled);
    119       $num = $i+1;
    120 
    121       use integer;
    122      {
    123       $posis=$num - ($num/60)*60;
    124     }
    125       if ($posis eq 0)
    126          {
    127 	   $outhr=0;
    128            $hr=($hr + 1) ;
    129 	   $outhr=$hr+$option{'Graphnum'}*4;
    130 #          shift minutes coords to correct stat hour!
    131            $im->string(gdMediumBoldFont,$xspace-3,$YGRAPH,"$outhr",$fg);
    132          }
    133 
    134       } # end of scan over X values (minutes)
    135 
    136    $YCELLVALUE=($option{'MAXYVALUE'}-$option{'MINYVALUE'})/$option{'NUMBERYCELLGRIDSIZE'};
    137    for $i (0..$option{'NUMBERYCELLGRIDSIZE'})
    138       {
    139       $num=$option{'MINYVALUE'}+$YCELLVALUE*($option{'NUMBERYCELLGRIDSIZE'}-$i);
    140       $im->string(gdMediumBoldFont,0,$YINIT+$YCELLGRIDSIZE*$i -6,"$num",$fg);
    141       }
    142    $im->string(gdSmallFont,$XGRIDSIZE/2-80,0,$option{'Title'},$fg);
    143 
    144    $odd_even = $option{'XCELLGRIDSIZE'}%2;
    145    #odd
    146    if ($odd_even eq 1) {$middle = $option{'XCELLGRIDSIZE'}/2 +0.5;}
    147    else {$middle = $option{'XCELLGRIDSIZE'}/2 +0.5;}
    148 
    149 # start reading data
    150 #   open (DATA,$option{'Data'}) || die "cant open $option{'Data'}";
    151 # nextdata becomes Y on reading of second data set....
    152 $nextdata="N";
    153 @datafiles=("./in.dat" , "./out.dat" );
    154    foreach  ( @datafiles )
    155 {
    156    $m=0;
    157    $count=0;
    158    $i=0;
    159    $fname=$_;
    160 
    161   print "fname $fname\n";
    162 #  change entry for red in colour table to green for packets LEAVING target host
    163 
    164    open (DATA,$_) || die "cant open $_";
    165    print "$nextdata nextdata\n";
    166    while (<DATA>)
    167       {
    168       /(.*):(.*)/;
    169       if ($option{'Average'} eq 1) {$m+=$2;$i++;}
    170       if ($count eq 0){$XOLD=$1;$YOLD=$2;$count=1;next}
    171       $X=$1; $Y=$2;
    172 # +($X-1) are the pixel of the line
    173       $xspace= $XINIT+$option{'XCELLGRIDSIZE'}*($X-1) +($X-1);
    174       $xspaceold= $XINIT+$option{'XCELLGRIDSIZE'}*($XOLD-1) +($XOLD-1);
    175       $yspace= $YGRAPH-($Y-$option{'MINYVALUE'})*$SCALE;
    176       $yspaceold= $YGRAPH-($YOLD-$option{'MINYVALUE'})*$SCALE;
    177       $barset=$option{'Bar'};
    178       if ($barset eq  0)
    179    {
    180 
    181      if($nextdata eq "Y")
    182      {
    183 
    184          #$im->line($XINIT,$YGRAPH,$X,$Y,$orange);
    185          $im->line($xspaceold,$yspaceold,$xspace,$yspace,$green);
    186      }
    187      else
    188      {
    189          $im->line($xspaceold,$yspaceold,$xspace,$yspace,$red);
    190      }
    191     }
    192       else
    193          {
    194          if ($1 eq 2)
    195             {
    196             $im->filledRectangle($xspaceold,$yspaceold,
    197                                  $xspaceold+$middle,$YGRAPH,$colour);
    198             $im->rectangle($xspaceold,$yspaceold,
    199                            $xspaceold+$middle,$YGRAPH,$fg);
    200             }
    201          else
    202             {
    203             $im->filledRectangle($xspaceold-$middle,$yspaceold,
    204                                  $xspaceold+$middle,$YGRAPH,$colour);
    205             $im->rectangle($xspaceold-$middle,$yspaceold,
    206                            $xspaceold+$middle,$YGRAPH,$fg);
    207             }
    208          }
    209       $XOLD=$X; $YOLD=$Y;
    210 
    211       }  # end of while DATA loop
    212 
    213      $im->line(500,40,530,40,$red);
    214      $im->line(500,60,530,60,$green);
    215      $im->string(gdSmallFont,535,35,"Packets IN",$fg);
    216      $im->string(gdSmallFont,535,55,"Packets OUT",$fg);
    217 
    218    if ($option{'Bar'} ne 0)
    219       {
    220       if ($X eq $option{'XMAX'})
    221          {
    222          $im->filledRectangle($xspace-$middle,$yspace,
    223                               $xspace,$YGRAPH,$colour);
    224          $im->rectangle($xspace-$middle,$yspace,
    225                         $xspace,$YGRAPH,$fg);
    226          }
    227       else
    228          {
    229          $im->filledRectangle($xspace-$middle,$yspace,
    230                               $xspace+$middle,$YGRAPH,$colour);
    231          $im->rectangle($xspace-$middle,$yspace,
    232                         $xspace+$middle,$YGRAPH,$fg);
    233          }
    234       }
    235    close (DATA);
    236 
    237 
    238      $nextdata="Y";
    239 # TOP LEFT is 0,0 on GIF (image)
    240 # origin of plot is xinit,yinit
    241  # print "little line\n";
    242      $im->line($xspace,$yspace,$xspace,$YGRAPH,$blue);
    243      $im->line($xspace,$YGRAPH,$XINIT,$YGRAPH,$blue);
    244 #    (0,0) in cartesian space time=0 minutes, rate 0 packets/s
    245      $im->line($XINIT,$YGRAPH,$XINIT,$YGRAPH,$blue);
    246      $im->line($XINIT,$YGRAPH,$XINIT,$YGRAPH,$green);
    247 
    248 } # close foreach loop on data file names
    249 
    250 
    251 
    252 
    253    if ($option{'Average'} eq 1)
    254       {
    255       # Line style
    256       $im->setStyle($acolour,$acolour,$acolour,$acolour,$bg,$bg,$bg,$bg);
    257       $m=$m/$i;
    258       $ym=$YGRAPH-($m-$option{'MINYVALUE'})*$SCALE;
    259       $im->line($XINIT,$ym,$XGRAPH,$ym,gdStyled)
    260       }
    261    $im->line($XINIT,$YINIT,$XINIT,$YGRAPH,$fg);
    262    $im->line($XINIT,$YINIT,$XGRAPH,$YINIT,$fg);
    263    $im->line($XGRAPH,$YINIT,$XGRAPH,$YGRAPH,$fg);
    264    $im->line($XINIT,$YGRAPH,$XGRAPH,$YGRAPH,$fg);
    265 
    266    $im->string(gdSmallFont,$XGIF-335,$YGIF - 12,"Time of Day (hours)",$fg);
    267    open (GRAPH,">$option{'Graph'}") || die "Error: Grafico.gif - $!\n";
    268    print GRAPH $im -> gif;
    269    close (GRAPH);
    270 
    271 
    272 
    273 
    274 } # end of subroutine main
    275 
    276 main;
    277 exit(0);
    278 
    279 sub printusage {
    280     print <<USAGEDESC;
    281 
    282 usage:
    283         graphmaker [-options ...]
    284 
    285 where options include:
    286     -help                        print out this message
    287     -conf  file                  the configuration file (default graphmaker.cnf)
    288 
    289 If you want to know more about this tool, you might want
    290 to read the docs. They came together with graphmaker!
    291 
    292 Home: http://www.geocities.com/CapeCanaveral/Lab/3469/graphmaker.html
    293 
    294 USAGEDESC
    295     exit(1);
    296 }
    297 
    298