[ipfire-2.x.git] / html / cgi-bin / remote.cgi

#!/usr/bin/perl
###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007-2014  IPFire Team  <info@ipfire.org>                     #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

use strict;

# enable only the following on debugging purpose
#use warnings;
#use CGI::Carp 'fatalsToBrowser';

use IO::Socket;

require '/var/ipfire/general-functions.pl';
require "${General::swroot}/geoip-functions.pl";
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";

my %color = ();
my %mainsettings = ();
my %remotesettings=();
my %checked=();
my $errormessage='';
my $counter = 0;

&General::readhash("${General::swroot}/main/settings", \%mainsettings);
&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);

&Header::showhttpheaders();

$remotesettings{'ENABLE_SSH'} = 'off';
$remotesettings{'ENABLE_SSH_PORTFW'} = 'off';
$remotesettings{'ACTION'} = '';
&Header::getcgihash(\%remotesettings);

if ( (($remotesettings{'ACTION'} eq $Lang::tr{'save'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'})) && $remotesettings{'ACTION'} ne "" )
{
	# not existing here indicates the box is unticked
	$remotesettings{'ENABLE_SSH_PASSWORDS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
	$remotesettings{'ENABLE_SSH_KEYS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_KEYS'};


	&General::writehash("${General::swroot}/remote/settings", \%remotesettings);
	if ($remotesettings{'ENABLE_SSH'} eq 'on')
	{
		&General::log($Lang::tr{'ssh is enabled'});
		if  ($remotesettings{'ENABLE_SSH_PASSWORDS'} eq 'off'
		 and $remotesettings{'ENABLE_SSH_KEYS'}      eq 'off')
		{
			$errormessage = $Lang::tr{'ssh no auth'};
		}
		system ('/usr/bin/touch', "${General::swroot}/remote/enablessh");
	}
	else
	{
		&General::log($Lang::tr{'ssh is disabled'});
		unlink "${General::swroot}/remote/enablessh";
	}
	
	if ($remotesettings{'SSH_PORT'} eq 'on')
	{
		&General::log("SSH Port 22");
	}
	else
	{
		&General::log("SSH Port 222");
	}
	
if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} || $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ){
	if ($remotesettings{'ENABLE_SSH'} eq 'off')
	{
			system ('/usr/bin/touch', "${General::swroot}/remote/enablessh");
			system('/usr/local/bin/sshctrl');
	}
  if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} ) { $counter = 900;}
  elsif ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ) { $counter = 1800;}
 
  system("/usr/local/bin/sshctrl tempstart $counter >/dev/null");
 }
else {
	system('/usr/local/bin/sshctrl') == 0
		or $errormessage = "$Lang::tr{'bad return code'} " . $?/256;
 }
}

&General::readhash("${General::swroot}/remote/settings", \%remotesettings);

# not existing here means they're undefined and the default value should be
# used
	$remotesettings{'ENABLE_SSH_PASSWORDS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
	$remotesettings{'ENABLE_SSH_KEYS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_KEYS'};

$checked{'ENABLE_SSH'}{'off'} = '';
$checked{'ENABLE_SSH'}{'on'} = '';
$checked{'ENABLE_SSH'}{$remotesettings{'ENABLE_SSH'}} = "checked='checked'";
$checked{'ENABLE_SSH_PORTFW'}{'off'} = '';
$checked{'ENABLE_SSH_PORTFW'}{'on'} = '';
$checked{'ENABLE_SSH_PORTFW'}{$remotesettings{'ENABLE_SSH_PORTFW'}} = "checked='checked'";
$checked{'ENABLE_SSH_PASSWORDS'}{'off'} = '';
$checked{'ENABLE_SSH_PASSWORDS'}{'on'} = '';
$checked{'ENABLE_SSH_PASSWORDS'}{$remotesettings{'ENABLE_SSH_PASSWORDS'}} = "checked='checked'";
$checked{'ENABLE_SSH_KEYS'}{'off'} = '';
$checked{'ENABLE_SSH_KEYS'}{'on'} = '';
$checked{'ENABLE_SSH_KEYS'}{$remotesettings{'ENABLE_SSH_KEYS'}} = "checked='checked'";
$checked{'SSH_PORT'}{'off'} = '';
$checked{'SSH_PORT'}{'on'} = '';
$checked{'SSH_PORT'}{$remotesettings{'SSH_PORT'}} = "checked='checked'";

&Header::openpage($Lang::tr{'remote access'}, 1, '');

&Header::openbigbox('100%', 'left', '', $errormessage);

if ($errormessage) {
	&Header::openbox('100%', 'left', $Lang::tr{'error messages'});
	print "<font class='base'>$errormessage&nbsp;</font>\n";
	&Header::closebox();
}

print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";

&Header::openbox('100%', 'left', $Lang::tr{'ssh'});
print <<END
<table width='100%'>
<tr>
	<td><input type='checkbox' name='ENABLE_SSH' $checked{'ENABLE_SSH'}{'on'} /></td>
	<td class='base' colspan='2'>$Lang::tr{'ssh access'}</td>
</tr>
<tr>
	<td>&nbsp;</td>
	<td><input type='checkbox' name='ENABLE_SSH_PORTFW' $checked{'ENABLE_SSH_PORTFW'}{'on'} /></td>
	<td width='100%' class='base'>$Lang::tr{'ssh portfw'}</td>
</tr>
<tr>
	<td>&nbsp;</td>
	<td><input type='checkbox' name='ENABLE_SSH_PASSWORDS' $checked{'ENABLE_SSH_PASSWORDS'}{'on'} /></td>
	<td width='100%' class='base'>$Lang::tr{'ssh passwords'}</td>
</tr>
<tr>
	<td>&nbsp;</td>
	<td><input type='checkbox' name='ENABLE_SSH_KEYS' $checked{'ENABLE_SSH_KEYS'}{'on'} /></td>
	<td width='100%' class='base'>$Lang::tr{'ssh keys'}</td>
</tr>
<tr>
	<td>&nbsp;</td>
	<td><input type='checkbox' name='SSH_PORT' $checked{'SSH_PORT'}{'on'} /></td>
	<td width='100%' class='base'>$Lang::tr{'ssh port'}</td>
</tr>
<tr>
	<td align='right' colspan='3'>
	<input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart15'}' />
	<input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart30'}' />
	<input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
</tr>
</table>
END
;
&Header::closebox();

print "</form>\n";

&Header::openbox('100%', 'center', $Lang::tr{'ssh host keys'});

print "<table class='tbl'>\n";

print <<END
<thead>
	<tr>
		<th align="center"><strong>$Lang::tr{'ssh key'}</strong></th>
		<th align="center"><strong>$Lang::tr{'type'}</strong></th>
		<th align="center"><strong>$Lang::tr{'ssh fingerprint'}</strong></th>
		<th align="center"><strong>$Lang::tr{'ssh key size'}</strong></th>
	</tr>
</thead>
<tbody>
END
;

&viewkey("/etc/ssh/ssh_host_key.pub","RSA1");
&viewkey("/etc/ssh/ssh_host_rsa_key.pub","RSA2");
&viewkey("/etc/ssh/ssh_host_dsa_key.pub","DSA");
&viewkey("/etc/ssh/ssh_host_ecdsa_key.pub","ECDSA");
&viewkey("/etc/ssh/ssh_host_ed25519_key.pub","ED25519");

print "</tbody>\n</table>\n";

&Header::closebox();

&Header::openbox('100%', 'center', $Lang::tr{'ssh active sessions'});

print <<END;
		<table class="tbl" width='66%'>
			<thead>
				<tr>
					<th align="center">
						<strong>$Lang::tr{'ssh username'}</strong>
					</th>
					<th align="center">
						<strong>$Lang::tr{'ssh login time'}</strong>
					</th>
					<th align="center">
						<strong>$Lang::tr{'ip address'}</strong>
					</th>
					<th align="center">
						<strong>$Lang::tr{'country'}</strong>
					</th>
					<th align="center">
						<strong>$Lang::tr{'rdns'}</strong>
					</th>
				</tr>
			</thead>
			<tbody>
END

&printactivelogins();

print "</tbody>\n</table>\n";

&Header::closebox();

&Header::closebigbox();

&Header::closepage();


sub viewkey
{
  my $key = $_[0];
  my $name = $_[1];

  if ( -e $key )
  {
    my @temp = split(/ /,`/usr/bin/ssh-keygen -l -f $key`);
    my $keysize = &Header::cleanhtml($temp[0],"y");
    my $fingerprint = &Header::cleanhtml($temp[1],"y");
    print "<tr><td><code>$key</code></td><td align='center'>$name</td><td><code>$fingerprint</code></td><td align='center'>$keysize</td></tr>\n";
  }
}

sub printactivelogins()
{
	# print active SSH logins (grep outpout of "who -s")
	my $command = "who -s";
	my @output = `$command`;
	chomp(@output);

	my $id = 0;

	if ( scalar(@output) == 0 )
	{
		# no logins appeared
		my $table_colour = ($id++ % 2) ? $color{'color22'} : $color{'color20'};
		print "<tr bgcolor='$table_colour'><td colspan='5'>$Lang::tr{'ssh no active logins'}</td></tr>\n";
	} else {
		# list active logins...

		foreach my $line (@output)
		{
			my @arry = split(/\ +/, $line);

			my $username = @arry[0];
			my $logintime = join(' ', @arry[2..4]);
			my $remoteip = @arry[5];
			$remoteip =~ s/[()]//g;

			# display more information about that IP adress...
			my $ccode = &GeoIP::lookup($remoteip);
			my $flag_icon = &GeoIP::get_flag_icon($ccode);

			# get rDNS...
			my $iaddr = inet_aton($remoteip);
			my $rdns = gethostbyaddr($iaddr, AF_INET);
			if (!$rdns) { $rdns = $Lang::tr{'lookup failed'}; };

			my $table_colour = ($id++ % 2) ? $color{'color22'} : $color{'color20'};

			print <<END;
			<tr bgcolor='$table_colour'>
				<td>$username</td>
				<td>$logintime</td>
				<td align='center'><a href='ipinfo.cgi?ip=$remoteip'>$remoteip</a></td>
				<td align='center'><a href='country.cgi#$ccode'><img src='$flag_icon' border='0' alt='$ccode' title='$ccode' /></a></td>
				<td>$rdns</td>
			</tr>
END
;
		}
	}
}
Commit	Line	Data
ac1cfefa	1	#!/usr/bin/perl
70df8302 MT	2	###############################################################################
	3	# #
	4	# IPFire.org - A linux based firewall #
c924c7d1	5	# Copyright (C) 2007-2014 IPFire Team <info@ipfire.org> #
70df8302 MT	6	# #
	7	# This program is free software: you can redistribute it and/or modify #
	8	# it under the terms of the GNU General Public License as published by #
	9	# the Free Software Foundation, either version 3 of the License, or #
	10	# (at your option) any later version. #
	11	# #
	12	# This program is distributed in the hope that it will be useful, #
	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
	15	# GNU General Public License for more details. #
	16	# #
	17	# You should have received a copy of the GNU General Public License #
	18	# along with this program. If not, see <http://www.gnu.org/licenses/>. #
	19	# #
	20	###############################################################################
ac1cfefa MT	21
	22	use strict;
	23
	24	# enable only the following on debugging purpose
	25	#use warnings;
	26	#use CGI::Carp 'fatalsToBrowser';
	27
9159bd4b PM	28	use IO::Socket;
9159bd4b PM	29
986e08d9	30	require '/var/ipfire/general-functions.pl';
9159bd4b	31	require "${General::swroot}/geoip-functions.pl";
ac1cfefa MT	32	require "${General::swroot}/lang.pl";
	33	require "${General::swroot}/header.pl";
	34
9159bd4b PM	35	my %color = ();
9159bd4b PM	36	my %mainsettings = ();
ac1cfefa MT	37	my %remotesettings=();
	38	my %checked=();
	39	my $errormessage='';
113cd628	40	my $counter = 0;
ac1cfefa	41
9159bd4b PM	42	&General::readhash("${General::swroot}/main/settings", \%mainsettings);
	43	&General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
	44
ac1cfefa MT	45	&Header::showhttpheaders();
	46
	47	$remotesettings{'ENABLE_SSH'} = 'off';
ac1cfefa MT	48	$remotesettings{'ENABLE_SSH_PORTFW'} = 'off';
	49	$remotesettings{'ACTION'} = '';
	50	&Header::getcgihash(\%remotesettings);
	51
05c71989	52	if ( (($remotesettings{'ACTION'} eq $Lang::tr{'save'}) \|\| ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'}) \|\| ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'})) && $remotesettings{'ACTION'} ne "" )
ac1cfefa MT	53	{
	54	# not existing here indicates the box is unticked
	55	$remotesettings{'ENABLE_SSH_PASSWORDS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
	56	$remotesettings{'ENABLE_SSH_KEYS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_KEYS'};
	57
	58
	59	&General::writehash("${General::swroot}/remote/settings", \%remotesettings);
	60	if ($remotesettings{'ENABLE_SSH'} eq 'on')
	61	{
	62	&General::log($Lang::tr{'ssh is enabled'});
	63	if ($remotesettings{'ENABLE_SSH_PASSWORDS'} eq 'off'
	64	and $remotesettings{'ENABLE_SSH_KEYS'} eq 'off')
	65	{
	66	$errormessage = $Lang::tr{'ssh no auth'};
	67	}
9833e7d8	68	system ('/usr/bin/touch', "${General::swroot}/remote/enablessh");
ac1cfefa MT	69	}
	70	else
	71	{
	72	&General::log($Lang::tr{'ssh is disabled'});
	73	unlink "${General::swroot}/remote/enablessh";
	74	}
6624878a JPT	75
	76	if ($remotesettings{'SSH_PORT'} eq 'on')
	77	{
	78	&General::log("SSH Port 22");
	79	}
	80	else
	81	{
	82	&General::log("SSH Port 222");
	83	}
	84
113cd628 CS	85	if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} \|\| $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ){
	86	if ($remotesettings{'ENABLE_SSH'} eq 'off')
	87	{
	88	system ('/usr/bin/touch', "${General::swroot}/remote/enablessh");
	89	system('/usr/local/bin/sshctrl');
	90	}
	91	if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} ) { $counter = 900;}
	92	elsif ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ) { $counter = 1800;}
	93
	94	system("/usr/local/bin/sshctrl tempstart $counter >/dev/null");
70db8683 CS	95	}
70db8683 CS	96	else {
900832fa	97	system('/usr/local/bin/sshctrl') == 0
ac1cfefa	98	or $errormessage = "$Lang::tr{'bad return code'} " . $?/256;
70db8683	99	}
ac1cfefa MT	100	}
	101
	102	&General::readhash("${General::swroot}/remote/settings", \%remotesettings);
	103
	104	# not existing here means they're undefined and the default value should be
	105	# used
	106	$remotesettings{'ENABLE_SSH_PASSWORDS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
	107	$remotesettings{'ENABLE_SSH_KEYS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_KEYS'};
	108
	109	$checked{'ENABLE_SSH'}{'off'} = '';
	110	$checked{'ENABLE_SSH'}{'on'} = '';
	111	$checked{'ENABLE_SSH'}{$remotesettings{'ENABLE_SSH'}} = "checked='checked'";
ac1cfefa MT	112	$checked{'ENABLE_SSH_PORTFW'}{'off'} = '';
	113	$checked{'ENABLE_SSH_PORTFW'}{'on'} = '';
	114	$checked{'ENABLE_SSH_PORTFW'}{$remotesettings{'ENABLE_SSH_PORTFW'}} = "checked='checked'";
	115	$checked{'ENABLE_SSH_PASSWORDS'}{'off'} = '';
	116	$checked{'ENABLE_SSH_PASSWORDS'}{'on'} = '';
	117	$checked{'ENABLE_SSH_PASSWORDS'}{$remotesettings{'ENABLE_SSH_PASSWORDS'}} = "checked='checked'";
	118	$checked{'ENABLE_SSH_KEYS'}{'off'} = '';
	119	$checked{'ENABLE_SSH_KEYS'}{'on'} = '';
	120	$checked{'ENABLE_SSH_KEYS'}{$remotesettings{'ENABLE_SSH_KEYS'}} = "checked='checked'";
6624878a JPT	121	$checked{'SSH_PORT'}{'off'} = '';
	122	$checked{'SSH_PORT'}{'on'} = '';
	123	$checked{'SSH_PORT'}{$remotesettings{'SSH_PORT'}} = "checked='checked'";
ac1cfefa MT	124
	125	&Header::openpage($Lang::tr{'remote access'}, 1, '');
	126
	127	&Header::openbigbox('100%', 'left', '', $errormessage);
	128
	129	if ($errormessage) {
	130	&Header::openbox('100%', 'left', $Lang::tr{'error messages'});
c1a07263	131	print "<font class='base'>$errormessage </font>\n";
ac1cfefa MT	132	&Header::closebox();
	133	}
	134
	135	print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";
	136
748cfb0b	137	&Header::openbox('100%', 'left', $Lang::tr{'ssh'});
ac1cfefa MT	138	print <<END
	139	<table width='100%'>
	140	<tr>
	141	<td><input type='checkbox' name='ENABLE_SSH' $checked{'ENABLE_SSH'}{'on'} /></td>
	142	<td class='base' colspan='2'>$Lang::tr{'ssh access'}</td>
	143	</tr>
ac1cfefa MT	144	<tr>
	145	<td> </td>
	146	<td><input type='checkbox' name='ENABLE_SSH_PORTFW' $checked{'ENABLE_SSH_PORTFW'}{'on'} /></td>
	147	<td width='100%' class='base'>$Lang::tr{'ssh portfw'}</td>
	148	</tr>
	149	<tr>
	150	<td> </td>
	151	<td><input type='checkbox' name='ENABLE_SSH_PASSWORDS' $checked{'ENABLE_SSH_PASSWORDS'}{'on'} /></td>
	152	<td width='100%' class='base'>$Lang::tr{'ssh passwords'}</td>
	153	</tr>
	154	<tr>
	155	<td> </td>
	156	<td><input type='checkbox' name='ENABLE_SSH_KEYS' $checked{'ENABLE_SSH_KEYS'}{'on'} /></td>
	157	<td width='100%' class='base'>$Lang::tr{'ssh keys'}</td>
	158	</tr>
6624878a JPT	159	<tr>
	160	<td> </td>
	161	<td><input type='checkbox' name='SSH_PORT' $checked{'SSH_PORT'}{'on'} /></td>
	162	<td width='100%' class='base'>$Lang::tr{'ssh port'}</td>
	163	</tr>
ac1cfefa	164	<tr>
748cfb0b	165	<td align='right' colspan='3'>
bba7212c MT	166	<input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart15'}' />
	167	<input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart30'}' />
	168	<input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
ac1cfefa MT	169	</tr>
	170	</table>
	171	END
	172	;
	173	&Header::closebox();
	174
	175	print "</form>\n";
	176
ea566f84	177	&Header::openbox('100%', 'center', $Lang::tr{'ssh host keys'});
ac1cfefa	178
ea566f84	179	print "<table class='tbl'>\n";
ac1cfefa MT	180
ac1cfefa MT	181	print <<END
ea566f84 PM	182	<thead>
	183	<tr>
	184	<th align="center"><strong>$Lang::tr{'ssh key'}</strong></th>
	185	<th align="center"><strong>$Lang::tr{'type'}</strong></th>
	186	<th align="center"><strong>$Lang::tr{'ssh fingerprint'}</strong></th>
	187	<th align="center"><strong>$Lang::tr{'ssh key size'}</strong></th>
	188	</tr>
	189	</thead>
	190	<tbody>
ac1cfefa MT	191	END
	192	;
	193
	194	&viewkey("/etc/ssh/ssh_host_key.pub","RSA1");
	195	&viewkey("/etc/ssh/ssh_host_rsa_key.pub","RSA2");
	196	&viewkey("/etc/ssh/ssh_host_dsa_key.pub","DSA");
abcbbd1f	197	&viewkey("/etc/ssh/ssh_host_ecdsa_key.pub","ECDSA");
c924c7d1	198	&viewkey("/etc/ssh/ssh_host_ed25519_key.pub","ED25519");
ac1cfefa	199
ea566f84	200	print "</tbody>\n</table>\n";
ac1cfefa MT	201
	202	&Header::closebox();
	203
ea566f84	204	&Header::openbox('100%', 'center', $Lang::tr{'ssh active sessions'});
9159bd4b PM	205
	206	print <<END;
	207	<table class="tbl" width='66%'>
	208	<thead>
	209	<tr>
	210	<th align="center">
	211	<strong>$Lang::tr{'ssh username'}</strong>
	212	</th>
	213	<th align="center">
	214	<strong>$Lang::tr{'ssh login time'}</strong>
	215	</th>
	216	<th align="center">
	217	<strong>$Lang::tr{'ip address'}</strong>
	218	</th>
	219	<th align="center">
	220	<strong>$Lang::tr{'country'}</strong>
	221	</th>
	222	<th align="center">
	223	<strong>$Lang::tr{'rdns'}</strong>
	224	</th>
	225	</tr>
	226	</thead>
	227	<tbody>
	228	END
	229
	230	&printactivelogins();
	231
	232	print "</tbody>\n</table>\n";
	233
	234	&Header::closebox();
	235
ac1cfefa MT	236	&Header::closebigbox();
	237
	238	&Header::closepage();
	239
	240
	241	sub viewkey
	242	{
	243	my $key = $_[0];
	244	my $name = $_[1];
	245
	246	if ( -e $key )
	247	{
	248	my @temp = split(/ /,`/usr/bin/ssh-keygen -l -f $key`);
	249	my $keysize = &Header::cleanhtml($temp[0],"y");
	250	my $fingerprint = &Header::cleanhtml($temp[1],"y");
ea566f84	251	print "<tr><td><code>$key</code></td><td align='center'>$name</td><td><code>$fingerprint</code></td><td align='center'>$keysize</td></tr>\n";
ac1cfefa MT	252	}
ac1cfefa MT	253	}
9159bd4b PM	254
	255	sub printactivelogins()
	256	{
	257	# print active SSH logins (grep outpout of "who -s")
	258	my $command = "who -s";
	259	my @output = `$command`;
	260	chomp(@output);
	261
	262	my $id = 0;
	263
	264	if ( scalar(@output) == 0 )
	265	{
	266	# no logins appeared
	267	my $table_colour = ($id++ % 2) ? $color{'color22'} : $color{'color20'};
	268	print "<tr bgcolor='$table_colour'><td colspan='5'>$Lang::tr{'ssh no active logins'}</td></tr>\n";
	269	} else {
	270	# list active logins...
	271
	272	foreach my $line (@output)
	273	{
	274	my @arry = split(/\ +/, $line);
	275
	276	my $username = @arry[0];
	277	my $logintime = join(' ', @arry[2..4]);
	278	my $remoteip = @arry[5];
	279	$remoteip =~ s/[()]//g;
	280
	281	# display more information about that IP adress...
	282	my $ccode = &GeoIP::lookup($remoteip);
	283	my $flag_icon = &GeoIP::get_flag_icon($ccode);
	284
	285	# get rDNS...
	286	my $iaddr = inet_aton($remoteip);
	287	my $rdns = gethostbyaddr($iaddr, AF_INET);
	288	if (!$rdns) { $rdns = $Lang::tr{'lookup failed'}; };
	289
	290	my $table_colour = ($id++ % 2) ? $color{'color22'} : $color{'color20'};
	291
	292	print <<END;
	293	<tr bgcolor='$table_colour'>
	294	<td>$username</td>
	295	<td>$logintime</td>
ea566f84	296	<td align='center'><a href='ipinfo.cgi?ip=$remoteip'>$remoteip</a></td>
9159bd4b PM	297	<td align='center'><a href='country.cgi#$ccode'><img src='$flag_icon' border='0' alt='$ccode' title='$ccode' /></a></td>
	298	<td>$rdns</td>
	299	</tr>
	300	END
	301	;
	302	}
	303	}
	304	}