smeserver-tinydns/root/var/service/tinydns/tinydns-log.pl

60 lines
2.0 KiB
Perl

#!/usr/bin/perl -p
# tinydns log formatting utility
# based on Faried Nawaz's logfile formatter for dnscache
# by Kenji Rikitake <kenji.rikitake@acm.org> 29-JUL-2000
# please put this on dnscache.com ftp site.
# convert addresses in hex to dotted decimal notation.
s/\b([a-f0-9]{8})\b/join(".", unpack("C*", pack("H8", $1)))/eg;
### clean up some messages
# convert stuff like 127.0.0.2:0422:05be to something more descriptive.
# query tai64n host:port:qid flag qtype thing
# keep tai64n header as is - use tai64nlocal to convert it to TAI
s/^(@[a-f0-9]+) \b([\d.]+):(\w+):(\w+) ([\+\-\I\/]) \b([a-f0-9]+) \b([-.\w]+)/$1." ".printQueryLine($2,$3,$4,$5,$6,$7)/e;
### subs
sub printQueryLine {
my ($host, $port, $query_id, $flag, $query_type, $query) = @_;
# pad hostname
my $ret = "$host:";
$ret .= hex($port);
$ret .= ":" . hex($query_id);
$ret .= " " . $flag;
$ret .= " " . queryType(hex($query_type)) . " $query";
return $ret;
}
sub queryType {
my ($type) = shift;
my $ret = "";
# i only list the ones that are in dnscache's dns.h.
SWITCH: {
($type == 1) && do { $ret = "a"; last SWITCH; };
($type == 2) && do { $ret = "ns"; last SWITCH; };
($type == 5) && do { $ret = "cname"; last SWITCH; };
($type == 6) && do { $ret = "soa"; last SWITCH; };
($type == 12) && do { $ret = "ptr"; last SWITCH; };
($type == 13) && do { $ret = "hinfo"; last SWITCH; };
($type == 15) && do { $ret = "mx"; last SWITCH; };
($type == 16) && do { $ret = "txt"; last SWITCH; };
($type == 17) && do { $ret = "rp"; last SWITCH; };
($type == 24) && do { $ret = "sig"; last SWITCH; };
($type == 25) && do { $ret = "key"; last SWITCH; };
($type == 28) && do { $ret = "aaaa"; last SWITCH; };
($type == 252) && do { $ret = "axfr"; last SWITCH; };
($type == 255) && do { $ret = "any"; last SWITCH; };
do { $ret .= "$type "; last SWITCH; };
}
return $ret;
}