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#!/usr/bin/env perl

# $Id: setup.pl,v 1.11 2004/07/12 07:50:13 bernisys Exp $

# include PERL libraries
use strict;
use warnings;
use diagnostics;

# include HotSaNIC libraries
use lib "../../lib";
use lib "./platform";
use HotSaNICparser;
use HotSaNICshellio;
use HotSaNIClog;
use common;

$|=1;

(my $VERSION = '$Revision: 1.11 $') =~ s/.*(\d+\.\d+).*/$1/;
(my $IDENTIFIER = '$Id: setup.pl,v 1.11 2004/07/12 07:50:13 bernisys Exp $') =~ s/.*,v (.*) \$/$1/;

my $MODNAME=HotSaNICparser::get_module_name();
my %MODCONF=HotSaNICmod::common::configure();
my $OUTFILE="settings.new";
if ( ! -e "settings" ) { $OUTFILE="settings"; }
open OUTFILE,">$OUTFILE" || die "could not open ".HotSaNICparser::get_module_name()." settings file for writing.\n";

if (! @{$MODCONF{APP}}) { @{$MODCONF{APP}}=get_apps(); }
if (@{$MODCONF{APP}}) { $MODCONF{APP}="APP=\"".join("\"\nAPP=\"",@{$MODCONF{APP}})."\""; }
else { $MODCONF{APP}=""; }

print OUTFILE "# SHORT DESCRIPTION
#
# entries have the format:
# APP=<process>,<description>
#
# <process>     the name of the process to count as shown in 'ps'
#               (May also be 'SNMP:host:community:name')
# 
# Note: Be sure you have no '_' in host or community, because this will 
#       result in errors during sampeling and converting data.
#
# <description> a brief description for the webpage
#
# Example:
#   APP=httpd,Apache
#   APP=SNMP:arthur:public:sshd,sshd\@arthur
#
$MODCONF{APP}
";

close OUTFILE;

if ($OUTFILE eq "settings.new") {
  HotSaNICparser::backup_file("settings");
  rename "settings.new","settings";
  }

print "Please check the settings file and adapt it to satisfy your needs.\n";

sub get_apps {
  my @apps=();
  my %apps=();
  open RESULT,"ps -axc|";
  $_=<RESULT>;   #strip header line
  while (<RESULT>) {
    chomp;
    s/ *$//;  # strip spaces
    s/^.* //; # only need last word
   $apps{$_}++;
    }
  foreach (sort keys %apps) {
    printf "%-20s (running %d times now) - ",$_,$apps{$_};
    my $result=HotSaNICshellio::askyesno("Use this item?","n");
    push @apps,"$_,$_" if $result eq "y";
    }
  close RESULT;
  return @apps;
  }