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connections.cgi: Show return paths (NAT endpoints).

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This commit is contained in:
Michael Tremer
2012-08-06 20:20:40 +02:00
parent a1efb5dcc4
commit c9e01c8cb8
1 changed files with 75 additions and 14 deletions
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89
html/cgi-bin/connections.cgi
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@@ -331,9 +331,13 @@ foreach my $line (@conntrack) {
# Source and destination.
my $sip;
my $sip_ret;
my $dip;
my $dip_ret;
my $sport;
my $sport_ret;
my $dport;
my $dport_ret;
my @packets;
my @bytes;
@@ -349,16 +353,32 @@ foreach my $line (@conntrack) {
switch ($key) {
case "src" {
$sip = $val;
if ($sip == "") {
$sip = $val;
} else {
$dip_ret = $val;
}
}
case "dst" {
$dip = $val;
if ($dip == "") {
$dip = $val;
} else {
$sip_ret = $val;
}
}
case "sport" {
$sport = $val;
if ($sport == "") {
$sport = $val;
} else {
$dport_ret = $val;
}
}
case "dport" {
$dport = $val;
if ($dport == "") {
$dport = $val;
} else {
$sport_ret = $val;
}
}
case "packets" {
push(@packets, $val);
@@ -375,17 +395,11 @@ foreach my $line (@conntrack) {
my $sserv = '';
if ($sport < 1024) {
$sserv = uc(getservbyport($sport, lc($l4proto)));
if ($sserv ne '') {
$sserv = "&nbsp;($sserv)";
}
}
my $dserv = '';
if ($dport < 1024) {
$dserv = uc(getservbyport($dport, lc($l4proto)));
if ($dserv ne '') {
$dserv = "&nbsp;($dserv)";
}
}
my $bytes_in = format_bytes($bytes[0]);
@@ -394,6 +408,49 @@ foreach my $line (@conntrack) {
# Format TTL
$ttl = format_time($ttl);
my $sip_extra;
if ($sip ne $sip_ret) {
$sip_extra = "<font color='#FFFFFF'>&gt;</font> ";
$sip_extra .= "<a href='/cgi-bin/ipinfo.cgi?ip=$sip_ret'>";
$sip_extra .= " <font color='#FFFFFF'>$sip_ret</font>";
$sip_extra .= "</a>";
}
my $dip_extra;
if ($dip ne $dip_ret) {
$dip_extra = "<font color='#FFFFFF'>&gt;</font> ";
$dip_extra .= "<a href='/cgi-bin/ipinfo.cgi?ip=$dip_ret'>";
$dip_extra .= " <font color='#FFFFFF'>$dip_ret</font>";
$dip_extra .= "</a>";
}
my $sport_extra;
if ($sport ne $sport_ret) {
my $sserv_ret = '';
if ($sport_ret < 1024) {
$sserv_ret = uc(getservbyport($sport_ret, lc($l4proto)));
}
$sport_extra = "<font color='#FFFFFF'>&gt;</font> ";
$sport_extra .= "<a href='http://isc.sans.org/port_details.php?port=$sport_ret' target='top' title='$sserv_ret'>";
$sport_extra .= " <font color='#FFFFFF'>$sport_ret</font>";
$sport_extra .= "</a>";
}
my $dport_extra;
if ($dport ne $dport_ret) {
my $dserv_ret = '';
if ($dport_ret < 1024) {
$dserv_ret = uc(getservbyport($dport_ret, lc($l4proto)));
}
$dport_extra = "<font color='#FFFFFF'>&gt;</font> ";
$dport_extra .= "<a href='http://isc.sans.org/port_details.php?port=$dport_ret' target='top' title='$dserv_ret'>";
$dport_extra .= " <font color='#FFFFFF'>$dport_ret</font>";
$dport_extra .= "</a>";
}
print <<END;
<tr>
<td align='center'>$l4proto</td>
@@ -401,21 +458,25 @@ foreach my $line (@conntrack) {
<a href='/cgi-bin/ipinfo.cgi?ip=$sip'>
<font color='#FFFFFF'>$sip</font>
</a>
$sip_extra
</td>
<td align='center' bgcolor='$sip_colour'>
<a href='http://isc.sans.org/port_details.php?port=$sport' target='top'>
<font color='#FFFFFF'>$sport$sserv</font>
<a href='http://isc.sans.org/port_details.php?port=$sport' target='top' title='$sserv'>
<font color='#FFFFFF'>$sport</font>
</a>
$sport_extra
</td>
<td align='center' bgcolor='$dip_colour'>
<a href='/cgi-bin/ipinfo.cgi?ip=$dip'>
<font color='#FFFFFF'>$dip</font>
</a>
$dip_extra
</td>
<td align='center' bgcolor='$dip_colour'>
<a href='http://isc.sans.org/port_details.php?port=$dport' target='top'>
<font color='#FFFFFF'>$dport$dserv</font>
<a href='http://isc.sans.org/port_details.php?port=$dport' target='top' title='$dserv'>
<font color='#FFFFFF'>$dport</font>
</a>
$dport_extra
</td>
<td align='center'>
$bytes_in / $bytes_out