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5 changed files with 284 additions and 48 deletions
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1
Krp.secret-wg.org.+001+27900.key Normal file
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@ -0,0 +1 @@
rp.secret-wg.org. IN KEY 256 3 1 AQPkQwQiwlTBYvK8xOx18oOqSpLjuTDmDlfcVUd2Oy5ZWyG2PxN+jDW3 0PQo9Tme337mJfG4s/1m72FjK7xHbPyX

2
Krp.secret-wg.org.+005+27900.private → Krp.secret-wg.org.+001+27900.private
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@ -1,5 +1,5 @@
Private-key-format: v1.2 Private-key-format: v1.2
Algorithm: 5 (RSASHA1) Algorithm: 1 (RSA)
Modulus: 5EMEIsJUwWLyvMTsdfKDqkqS47kw5g5X3FVHdjsuWVshtj8Tfow1t9D0KPU5nt9+5iXxuLP9Zu9hYyu8R2z8lw== Modulus: 5EMEIsJUwWLyvMTsdfKDqkqS47kw5g5X3FVHdjsuWVshtj8Tfow1t9D0KPU5nt9+5iXxuLP9Zu9hYyu8R2z8lw==
PublicExponent: Aw== PublicExponent: Aw==
PrivateExponent: mCytbIGN1kH3KINITqGtHDG3Qnt17rQ6kuOE+XzJkOYpffN+dJM8Xvz0+BNMSGQClHEWQ9jNRDN5sLLXkF0ICw== PrivateExponent: mCytbIGN1kH3KINITqGtHDG3Qnt17rQ6kuOE+XzJkOYpffN+dJM8Xvz0+BNMSGQClHEWQ9jNRDN5sLLXkF0ICw==

1
Krp.secret-wg.org.+005+27900.key
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@ -1 +0,0 @@
rp.secret-wg.org. IN KEY 256 3 5 AQPkQwQiwlTBYvK8xOx18oOqSpLjuTDmDlfcVUd2Oy5ZWyG2PxN+jDW3 0PQo9Tme337mJfG4s/1m72FjK7xHbPyX

261
httpd.pl Executable file
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@ -0,0 +1,261 @@
#!/usr/local/bin/perl
# httpdc
# a completely useless tool - a dc desk calculator in the url
# 2.3.+.dc.foor.bar will print out the html page
# "5"
#
# this code assumes that a real server lurks behind port 8080 on the local host
#
use Socket;
# the port I listen to
$port=80;
# the port I redirect all other requests to
$http_port = 80 ;
$AF_INET = 2 ;
$SOCK_STREAM = 1 ;
$sockaddr = 'S n a4 x8';
($name, $aliases, $proto) = getprotobyname('tcp');
$this = pack($sockaddr, $AF_INET, $port, "\0\0\0\0");
socket(S, $AF_INET, $SOCK_STREAM, $proto) || die "socket: $!";
setsockopt(S, SOL_SOCKET, SO_REUSEADDR,1) ;
bind(S,$this) || die "Bind: $!";
listen(S,5) || die "Connect: $!";
my $runas = 'nobody';
# Change effective id
$> = getpwnam($runas);
use Tie::Syslog;
my $x=tie *LOG, 'Tie::Syslog', 'daemon.info','RPHTTPD','pid','unix';
#open(LOG,">>/root/RPNS/httpdc.log");
print(LOG "RPHTTPD Server Listening on port $port\n");
select(S); $|=1;
select(LOG); $|=1;
select(STDOUT);
for ($con = 1 ; ; $con++) {
sleep 1;
($addr = accept(NS,S)) || die $!;
if (($child = fork()) == 0) {
# &open_slave() ;
# if (($child = fork()) == 0) {
# select(NS); $|=1; select(STDOUT);
# read_slave() ;
# close(NS) ;
# exit ;
# }
select(NS); $|=1; select(STDOUT);
$host = "" ;
while ($line = <NS>) {
# print (LOG "LINE: $line\n");
if ($line =~ /^GET\s+(\S*)/) {
$url = $1 ;
}
elsif ($line =~ /^Host:\s+(.*)$/) {
$host = $1 ;
$host =~ s/\r// ;
$host =~ s/\n// ;
}
push(@lines,$line) ;
if ($line =~ /^\r*\n*$/) {
if ($host =~ /^(.*)\.rp\./i) {
process_host($host, $text);
close (NS);
}
else {
# &write_slave() ;
}
}
}
}else{
close(NS);
}
# &close_slave() ;
close(NS) ;
}
exit ;
############################
sub process_host {
my($host,$text) = @_ ;
@types = ("text/html; charset=ISO-8859-1","text/plain;
charset=ISO-8859-1","application/pdf","application/ps") ;
@gmt = gmtime(time()) ;
$day = ("Sun","Mon","Tue","Wed","Thu","Fri","Sat")[$gmt[6]];
$mon =
("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")[$gmt[4]];
$gmt[5] += 1900 ;
$datestr = sprintf("%s, %02d %s %d %02d:%02d:%02d
GMT",$day,$gmt[3],$mon,$gmt[5],$gmt[2],$gmt[1],$gmt[0]) ;
# print(LOG "file: $host -> $text\n") ;
if ($host =~ /^(.*)\.rp\./i) {
$dcargs = $1;
$dcargs =~ tr/A-Z/a-z/ ;
$dcargs =~ s/\;// ;
$dcargs =~ s/\'// ;
$dcargs =~ s/\"// ;
$dcargs =~ s/\./ / ;
$dcargs .= " p" ;
$infile = "/tmp/dci.$$" ;
open(I,">$infile") ;
print(I "$dcargs\n") ;
close(I) ;
$outfile = "/tmp/dco.$$" ;
system("/usr/bin/dc <$infile >$outfile") ;
if (!(-s $outfile)) {
open(O,">$outfile") ;
print(O "Beats me. Try using your toes as well as your fingers.\n") ;
close(O) ;
}
$fout = "/tmp/dco.$$.html" ;
open(FO,">$fout");
print(FO "<html><head><title>DC</title></head>") ;
print(FO "<body BGCOLOR=\"\#FFFFFF\">\n") ;
print(FO "<pre>\n") ;
open(I,"$outfile") ;
while ($line = <I>) { print(FO $line) ; }
close(I) ;
print(FO "</pre></body></html>\n") ;
close(FO) ;
$size = -s $fout ;
print(NS "HTTP/1.1 200 OK\n") ;
print(NS "Date: $datestr\n") ;
print(NS "Server: The Bert reverse polish server\n") ;
print(NS "Accept-Ranges: bytes\n") ;
print(NS "Content-Length: $size\n") ;
print(NS "Keep-Alive: timeout=15, max=100\n") ;
print(NS "Connection: Keep-Alive\n") ;
print(NS "Context-Type: $types[$text]\n\n") ;
# print(LOG "HTTP/1.1 200 OK\n") ;
# print(LOG "Date: $datestr\n") ;
# print(LOG "Server: The Bert reverse polish server\n") ;
# print(LOG "Accept-Ranges: bytes\n") ;
# print(LOG "Content-Length: $size\n") ;
# print(LOG "Keep-Alive: timeout=15, max=100\n") ;
# print(LOG "Connection: Keep-Alive\n") ;
# print(LOG "Context-Type: $types[$text]\n\n") ;
open(I,"$fout") ;
while ($buffer = <I>) {
print(NS $buffer) ;
# print(LOG $buffer) ;
}
print(NS "\n") ;
unlink($infile) ;
unlink($outfile) ;
unlink($fout) ;
}
else {
$fout = "/tmp/404.$$.txt" ;
open(FO,">$fout");
print(FO "<HTML><HEAD>\n") ;
print(FO "<TITLE>NO CLUE</TITLE>\n") ;
print(FO "</HEAD><BODY>\n") ;
print(FO "<H1>Huh?</H1>\n") ;
print(FO "Beats me. Try using your toes as well as your fingers.<p>\n") ;
print(FO "</BODY></HTML>\n") ;
close(FO) ;
$size = -s $fout ;
$fulf = $fout ;
print(NS "HTTP/1.1 200 OK\n") ;
print(NS "Date: $datestr\n") ;
print(NS "Server: The Bert reverse polish server\n") ;
print(NS "Content-Length: $size\n") ;
print(NS "Keep-Alive: timeout=15, max=100\n") ;
print(NS "Connection: Keep-Alive\n") ;
print(NS "Content-Type: text/html; charset=iso-8859-1\n\n") ;
# print(LOG "HTTP/1.1 200 OK\n") ;
# print(LOG "Date: $datestr\n") ;
# print(LOG "Server: The Bert reverse polish server\n") ;
# print(LOG "Content-Length: $size\n") ;
# print(LOG "Keep-Alive: timeout=15, max=100\n") ;
# print(LOG "Connection: Keep-Alive\n") ;
# print(LOG "Content-Type: text/html; charset=iso-8859-1\n\n") ;
open(I,"$fulf") ;
while ($buffer = <I>) { print(NS $buffer) ; }
unlink($fulf) ;
}
}
sub open_slave {
chop($http_hostname = `bert.secret-wg.org`);
$http_defhost = $http_hostname ;
$HTTP_AF_INET = 2 ;
$HTTP_SOCK_STREAM = 1 ;
$http_sockaddr = 'S n a4 x8';
($http_name, $http_aliases, $http_proto) = getprotobyname('tcp');
($http_name, $http_aliases, $http_type, $http_len, $http_thisaddr) =
gethostbyname($http_hostname);
(@http_v) = unpack('C4', $http_thisaddr);
($http_name, $http_aliases, $http_type, $http_len, $http_thataddr) =
gethostbyname($http_defhost);
(@http_w) = unpack('C4', $http_thataddr);
$http_this = pack($http_sockaddr, $HTTP_AF_INET, 0, $http_thisaddr);
$http_that = pack($http_sockaddr, $HTTP_AF_INET, $http_port,
$http_thataddr);
socket(H, $HTTP_AF_INET, $HTTP_SOCK_STREAM, $http_proto) || die "socket:
$!";
bind(H, $http_this) || die "bind: $!";
connect(H, $http_that) || die "connect: $!";
select(H) ; $| = 1 ; select(STDOUT);
}
sub read_slave {
while ($len = sysread(H, $buffer,16384)) {
print(NS $buffer);
print(LOG "$con:<-\t$buffer");
$offset = 0 ;
while($len) {
$written = syswrite(NS, $buffer, $len, $offset);
$offset += $written ;
$len -= $written ;
}
}
close(H) ;
}
sub write_slave {
select(H); $|=1; select(STDOUT);
foreach $line (@lines) {
print(LOG "$con:->\t$line");
print(H $line) ;
}
$#lines = -1 ;
}
sub close_slave {
if ($#lines >= 0) {
&write_slave() ;
}
close(H) ;
}

65
ns.pl
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@ -1,27 +1,22 @@
#!/usr/local/bin/perl -Tw #!/usr/bin/perl -Tw
use Proc::Daemon; # $Id: ns.pl,v 1.6 2005/10/11 11:44:28 olaf Exp $
use Net::DNS; use Net::DNS;
use Net::DNS::Nameserver; use Net::DNS::Nameserver;
use Net::DNS::SEC; use Net::DNS::SEC;
use File::Slurp;
use strict; use strict;
use Math::RPN; use Math::RPN;
my $versionstring='"BSRPDNSC version 0.2.5"'; my $versionstring='"BSRPDNSC version 0.2.4"';
my $rpdomain=lc "rp.secret-wg.org."; my $rpdomain=lc "rp.secret-wg.org.";
my $rp_ns_name=lc "ns.rp.secret-wg.org"; my $rp_ns_name=lc "ns.rp.secret-wg.org";
my $rp_ns_address="185.49.141.200"; my $rp_ns_address="213.154.224.43";
my $rp_ns_bind_address="185.49.141.200"; my $rp_ns_bind_address="213.154.224.43";
my $rp_ns_port="53"; my $rp_ns_port="53";
my $reply_ttl=10; my $reply_ttl=10;
my $sig_val=60; my $sig_val=60;
my $keypath="/home/olaf/RPNS/Krp.secret-wg.org.+005+27900.private"; my $keypath="/home/olaf/RPNS/Krp.secret-wg.org.+001+27900.private";
my $pubpath="/home/olaf/RPNS/Krp.secret-wg.org.+005+27900.key";
my $www_address="193.0.4.49"; my $www_address="193.0.4.49";
my $timeout=$sig_val*60-3*$reply_ttl; # resigns itself after so often my $timeout=$sig_val*60-3*$reply_ttl; # resigns itself after so often
@ -29,21 +24,6 @@ my $timeout=$sig_val*60-3*$reply_ttl; # resigns itself after so often
print "Using Net::DNS version ".$Net::DNS::VERSION."\n"; print "Using Net::DNS version ".$Net::DNS::VERSION."\n";
print "Using Net::DNS::SEC version ".$Net::DNS::SEC::VERSION."\n"; print "Using Net::DNS::SEC version ".$Net::DNS::SEC::VERSION."\n";
my $dnskeystring= read_file($pubpath);
# File should contain one key per line (not tested)
my $keyRR = Net::DNS::RR->new( $dnskeystring);
my $ds = Net::DNS::RR::DS->create(
$keyRR,
digtype => 'SHA256',
ttl => 3600
);
print "DS record for parent: \n " .$ds->string() ."\n";
my %sigargs; my %sigargs;
$sigargs{"ttl"} = $reply_ttl; $sigargs{"ttl"} = $reply_ttl;
$sigargs{"sigval"}= $sig_val; $sigargs{"sigval"}= $sig_val;
@ -57,9 +37,6 @@ use Tie::Syslog;
my $x=tie *STDOUT, 'Tie::Syslog', 'daemon.info','RPNS','pid','unix'; my $x=tie *STDOUT, 'Tie::Syslog', 'daemon.info','RPNS','pid','unix';
my $daemon = Proc::Daemon->new();
my $childPID= $daemon->Init;
print "Restarting the server"; print "Restarting the server";
resign(); resign();
alarm $timeout; alarm $timeout;
@ -81,18 +58,18 @@ $SIG{ALRM} = sub { print "alarm after $timeout seconds (to regenerate SIGs)\n";
sub resign { sub resign {
@keyRR= ( @keyRR= (
$keyRR Net::DNS::RR->new( "rp.secret-wg.org. 10 IN DNSKEY 256 3 1 AQPkQwQiwlTBYvK8xOx18oOqSpLjuTDmDlfcVUd2Oy5ZWyG2PxN+jDW3 0PQo9Tme337mJfG4s/1m72FjK7xHbPyX")
) )
; ;
$keySIGRR= create Net::DNS::RR::RRSIG(\@keyRR, $keySIGRR= create Net::DNS::RR::RRSIG(\@keyRR,
$private, $private,
%sigargs, %sigargs,
); );
@versionRR=( @versionRR=(
Net::DNS::RR->new('version.bind 0 CH TXT '.$versionstring), Net::DNS::RR->new('version.bind 0 CH TXT '.$versionstring),
Net::DNS::RR->new('version.bind 0 CH TXT "http://bert.secret-wg.org/Tools tool 3"') Net::DNS::RR->new('version.bind 0 CH TXT "http://bert.secret-wg.org/Tools tool 3"')
@ -444,17 +421,15 @@ sub reply_handler {
return ($rcode, \@ans, \@auth, \@add); return ($rcode, \@ans, \@auth, \@add);
} }
unless ( $childPID ) {
if ($ns) {
if ($ns) { $ns->main_loop;
$ns->main_loop; }
} else {
else { die "couldn't create nameserver object\n";
die "couldn't create nameserver object\n"; }
}
}