Hello Michael,

> Hi,
> 
> On Wed, 2017-11-15 at 22:49 +0100, Peter Müller wrote:
> > Add GeoIP and rDNS information to DNS nameserver list at netexternal.cgi
> > 
> > Use newly implemented GeoIP function in /var/ipfire/geoip-functions.pl
> > 
> > Signed-off-by: Peter Müller <peter.mueller(a)link38.eu>
> > ---
> >  html/cgi-bin/netexternal.cgi | 27 ++++++++++++++++++++++++++-
> >  langs/de/cgi-bin/de.pl       |  1 +
> >  langs/en/cgi-bin/en.pl       |  1 +
> >  3 files changed, 28 insertions(+), 1 deletion(-)
> > 
> > diff --git a/html/cgi-bin/netexternal.cgi b/html/cgi-bin/netexternal.cgi
> > index 299612d4c..4393393e0 100644
> > --- a/html/cgi-bin/netexternal.cgi
> > +++ b/html/cgi-bin/netexternal.cgi
> > @@ -25,9 +25,12 @@ use strict;
> >  #use warnings;
> >  #use CGI::Carp 'fatalsToBrowser';
> >  
> > +use IO::Socket;
> > +  
> 
> For what is this module being loaded?
It is necessary to perform the DNS query. Without it, Perl returns
an error.

Best regards,
Peter Müller
> 
> >  require '/var/ipfire/general-functions.pl';
> >  require "${General::swroot}/lang.pl";
> >  require "${General::swroot}/header.pl";
> > +require "${General::swroot}/geoip-functions.pl";
> >  require "${General::swroot}/graphs.pl";
> >  
> >  my %color = ();
> > @@ -99,6 +102,12 @@ if ( $querry[0] ne~ ""){
> >  						<strong>$Lang::tr{'nameserver
> > '}</strong>
> >  					</th>
> >  					<th align="center">
> > +						<strong>$Lang::tr{'country'}<  
> > /strong>  
> > +					</th>
> > +					<th align="center">
> > +						<strong>$Lang::tr{'rdns'}</st  
> > rong>  
> > +					</th>
> > +					<th align="center">
> >  						<strong>$Lang::tr{'status'}</  
> > strong>  
> >  					</th>
> >  				</tr>
> > @@ -139,9 +148,25 @@ END
> >  
> >  		my $table_colour = ($id++ % 2) ? $color{'color22'} :
> > $color{'color20'};
> >  
> > +		# collect more information about name server (rDNS, GeoIP
> > country code)
> > +		my $ccode = &GeoIP::lookup($nameserver);
> > +		my $flag_icon = &GeoIP::get_flag_icon($ccode);
> > +
> > +		my $iaddr = inet_aton($nameserver);
> > +		my $rdns = gethostbyaddr($iaddr, AF_INET);
> > +		if (!$rdns) { $rdns = $Lang::tr{'lookup failed'}; }
> > +
> >  		print <<END;
> >  			<tr bgcolor="$table_colour">
> > -				<td>$nameserver</td>
> > +				<td>
> > +					$nameserver
> > +				</td>
> > +				<td align="center">
> > +					<a href='country.cgi#$ccode'><img
> > src="$flag_icon" border="0" alt="$ccode" title="$ccode" /></a>
> > +				</td>
> > +				<td align="center">
> > +					$rdns
> > +				</td>
> >  				<td bgcolor="$bgcolour" align="center">
> >  					<font  
> > color="$colour"><strong>$message</strong></font>  
> >  				</td>
> > diff --git a/langs/de/cgi-bin/de.pl b/langs/de/cgi-bin/de.pl
> > index 6dff5d781..ae87464d2 100644
> > --- a/langs/de/cgi-bin/de.pl
> > +++ b/langs/de/cgi-bin/de.pl
> > @@ -1962,6 +1962,7 @@
> >  'read bytes' => 'Gelesene Bytes',
> >  'read list' => 'Liste der Leseberechtigten',
> >  'real address' => 'Reale Addresse',
> > +'rdns' => 'rDNS',
> >  'reboot' => 'Neustart',
> >  'reboot ask' => 'Neustart?',
> >  'reboot question' => 'Extra Abfrage bei neustart und herunterfahren
> > einschalten',
> > diff --git a/langs/en/cgi-bin/en.pl b/langs/en/cgi-bin/en.pl
> > index 4efff6e65..3af17d5dc 100644
> > --- a/langs/en/cgi-bin/en.pl
> > +++ b/langs/en/cgi-bin/en.pl
> > @@ -1997,6 +1997,7 @@
> >  'quick playlist' => 'Quick Playlist',
> >  'ram' => 'RAM',
> >  'random number generator daemon' => 'Random Number Generator Daemon',
> > +'rdns' => 'rDNS',
> >  'read bytes' => 'Read Bytes',
> >  'read list' => 'list with readonly hosts',
> >  'real address' => 'Real Address',