src/wio/wio-graphs.pl

   1 #!/usr/bin/perl
   2 #
   3 ###############################################################################
   4 #                                                                             #
   5 # IPFire.org - A linux based firewall                                         #
   6 # Copyright (C) 2017-2018 Stephan Feddersen <sfeddersen@ipfire.org>           #
   7 # All Rights Reserved.                                                        #
   8 #                                                                             #
   9 # This program is free software: you can redistribute it and/or modify        #
  10 # it under the terms of the GNU General Public License as published by        #
  11 # the Free Software Foundation, either version 3 of the License, or           #
  12 # (at your option) any later version.                                         #
  13 #                                                                             #
  14 # This program is distributed in the hope that it will be useful,             #
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  17 # GNU General Public License for more details.                                #
  18 #                                                                             #
  19 # You should have received a copy of the GNU General Public License           #
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  21 #                                                                             #
  22 ###############################################################################
  23 #
  24 # Version: 2017/07/11 21:32:23
  25 #
  26 # This wio-graphs.pl is based on the Code from the IPCop WIO Addon
  27 # and is extremly adapted to work with IPFire.
  28 #
  29 # Autor: Stephan Feddersen
  30 # Co-Autor: Alexander Marx
  31 #
  32
  33 package WIOGraphs;
  34
  35 use strict;
  36
  37 # enable only the following on debugging purpose
  38 #use warnings;
  39
  40 use RRDs;
  41
  42 require '/var/ipfire/general-functions.pl';
  43 require '/var/ipfire/lang.pl';
  44
  45 my ( %mainsettings, %color ) = ();
  46
  47 &General::readhash('/var/ipfire/main/settings', \%mainsettings);
  48 &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
  49
  50 sub wio {
  51         my $hostid   = $_[0];
  52         my $hostname = $_[1];
  53         my $period   = $_[2];
  54
  55         my @rrd = ();
  56
  57         push @rrd, ("-");
  58         push @rrd, @{&header($period, "$hostname ($Lang::tr{$period})")};
  59         push @rrd, @{&body($hostid)};
  60
  61         RRDs::graph (@rrd);
  62
  63         my $error = RRDs::error;
  64         print "Error in RRD::graph for Who Is Online: $error\n" if $error;
  65 }
  66
  67 sub body {
  68         my $hostid = shift;
  69         my $result = [];
  70
  71         push @$result, "DEF:mode=/var/log/rrd/wio/$hostid.rrd:mode:AVERAGE";
  72         push @$result, "CDEF:online=mode,UN,0,mode,IF,50,GT,100,0,IF";
  73         push @$result, "CDEF:offline=mode,UN,100,mode,IF,50,LT,100,0,IF";
  74         push @$result, "AREA:online".$color{"color12"}.":$Lang::tr{'wio up'}\\j";
  75         push @$result, "AREA:offline".$color{"color13"}.":$Lang::tr{'wio down'}\\j";
  76         push @$result, "COMMENT:\r<span size='smaller'>$Lang::tr{'wio_last_update'}\\: ". lastupdate(scalar localtime()) ."</span>\\r";
  77
  78         return $result;
  79 }
  80
  81 sub lastupdate {
  82     my $text = shift;
  83
  84     return undef if not defined $text;
  85     $text =~ s/\\/\\\\/g;
  86     $text =~ s/:/\\:/g;
  87
  88     return $text;
  89 }
  90
  91 sub header {
  92         my $period = shift;
  93         my $title  = shift;
  94         my $result = [];
  95
  96         push @$result, ("--title", "$title");
  97         push @$result, ("--start", "-1$period", "-aPNG", "-i", "-z");
  98         push @$result, ("--border", "0");
  99         push @$result, ("--full-size-mode");
 100         push @$result, ("--slope-mode");
 101         push @$result, ("--pango-markup");
 102         push @$result, ("--alt-y-grid", "-w 910", "-h 300");
 103         if ( $period eq 'day' ) { push @$result, ("--x-grid", "MINUTE:30:HOUR:1:HOUR:2:0:%H:%M"); }
 104         push @$result, ("--color", "SHADEA".$color{"color19"});
 105         push @$result, ("--color", "SHADEB".$color{"color19"});
 106         push @$result, ("--color", "BACK".$color{"color21"});
 107
 108         return $result;
 109 }
 110
 111 sub wiographbox {
 112         print "<center>";
 113         print "<table width='100%' cellspacing='0'>";
 114         print "<tr>";
 115         print "<td align='center' bgcolor='".$color{"color20"}."'><a href='".$_[0]."?".$_[1]."?hour?".$_[3]."' target='".$_[1]."box'><b>".$Lang::tr{'hour'}."</b></a></td>";
 116         print "<td align='center' bgcolor='".$color{"color20"}."'><a href='".$_[0]."?".$_[1]."?day?".$_[3]."' target='".$_[1]."box'><b>".$Lang::tr{'day'}."</b></a></td>";
 117         print "<td align='center' bgcolor='".$color{"color20"}."'><a href='".$_[0]."?".$_[1]."?week?".$_[3]."' target='".$_[1]."box'><b>".$Lang::tr{'week'}."</b></a></td>";
 118         print "<td align='center' bgcolor='".$color{"color20"}."'><a href='".$_[0]."?".$_[1]."?month?".$_[3]."' target='".$_[1]."box'><b>".$Lang::tr{'month'}."</b></a></td>";
 119         print "<td align='center' bgcolor='".$color{"color20"}."'><a href='".$_[0]."?".$_[1]."?year?".$_[3]."' target='".$_[1]."box'><b>".$Lang::tr{'year'}."</b></a></td>";
 120         print "</tr>";
 121         print "</table>";
 122         print "<table width='100%' cellspacing='0'>";
 123         print "<tr><td align='center' colspan='8'>&nbsp;</td></tr>";
 124         print "<tr><td align='center' colspan='8'><iframe class='graph' src='".$_[0]."?".$_[1]."?".$_[2]."?".$_[3]."' scrolling='no' marginheight='0' frameborder='no' name='".$_[1]."box'></iframe></td></tr>";
 125         print "</table>";
 126         print "</center>";
 127 }