#!/usr/bin/perl -w
use strict;
use DBI;
use Net::Ping;
use CGI qw(:all)

# This script (should) compare a copy of the master host file to the sizehist database
# in order to determine what systems are currently not reporting their pstsize.

my $dbh = DBI->connect( 'DBI:mysql:pstsize' );
my $sth = $dbh->prepare( 'select * from sizehist where ipaddr = ?' );

my $csv_inputfile = "/temp/use_me.txt";

my $NFcount = 0;
my $NPcount = 0;
my $ping = new Net::Ping;

my $time_input_file = "/temp/lasttime.txt";

open my $fh, $time_input_file or die "can't open $time_input_file: $! \n";
while (my $line = <> ) {
chomp ( $line );
my ( $time ) = $line;
close $fh


print header("text/plain"),
start_html("Computers not reporting pstsize");
print <<EndHTML;
<h2><b><u><center>Computers not reporting Outlook PST size</h2></b></u></center>
<center>This will also show which of these are not responding to pings (useful for troubleshooting)<br><br></center>

open my $fh, $csv_inputfile or die "can't open $csv_inputfile: $! \n";
while ( my $line = <$fh> ) {
  chomp( $line );
  my ( $name, $ip ) = split /,/, $line;
  next if $ip =~ /[^\d\.]/;
  next if $name =~ /^dhcp-/;
  next if $ip =~ /^192\.168\.8\./;

  $sth->execute( $ip );
  my $row = $sth->fetchrow_hashref;
  $sth->finish;

  unless ( $row ) {
    my $canPing = $ping->ping( $ip, 2 );
    ++$NPcount unless $canPing;
    printf "%s (%s)%s\n", $name, $ip, $canPing ? '' : ' NO PING';
    ++$NFcount;
  }
}
print "Hosts not found in DB: $NFcount\n";
print "Hosts not responding to PING: $NPcount\n";
print "The host file was last updated on $time\n";
<br>
close $fh;
EndHTML
print end_html;