diff options
Diffstat (limited to 'CommModule/usbclient.pl')
-rwxr-xr-x | CommModule/usbclient.pl | 1019 |
1 files changed, 1019 insertions, 0 deletions
diff --git a/CommModule/usbclient.pl b/CommModule/usbclient.pl new file mode 100755 index 0000000..3cbe2c3 --- /dev/null +++ b/CommModule/usbclient.pl @@ -0,0 +1,1019 @@ +#!/usr/bin/perl -w + +# CommModule - CAcert Communication module +# Copyright (C) 2004-2008 CAcert Inc. +# +# 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; version 2 of the License. +# +# 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, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +# Production Client / CommModule + +use strict; +use Device::USB; +use POSIX; +use Time::HiRes q(usleep); +use File::CounterFile; +use File::Copy; +use DBI; +use Locale::gettext; +use IO::Socket; +use MIME::Base64; +use Digest::SHA1 qw(sha1_hex sha1); + +#Protocol version: +my $ver=1; + +#Debugging does not delete work-files for later inspection +my $debug=0; + +#Paranoid exists the program on a malicious request +my $paranoid=1; + +#Location of the openssl and gpg binaries +my $gpgbin="/usr/bin/gpg"; +my $opensslbin="/usr/bin/openssl"; + +my $mysqlphp="/home/cacert/www/includes/mysql.php"; + +my %revokefile=(2=>"../www/class3-revoke.crl",1=>"../www/revoke.crl",0=>"../www/revoke.crl"); + +#USB-Link settings +my $PACKETSIZE=0x100; +my $SALT="Salz"; +my $HASHSIZE=20; + +#End of configurations + +######################################################## + + +#Reads a while file and returns the content +#Returns undef on failure +sub readfile($) +{ + my $olds=$/; + my $content=undef; + if(open READIN,"<$_[0]") + { + binmode READIN; + undef $/; + $content=<READIN>; + close READIN; + $/=$olds; + } + return $content; +} + +#Writes/Overwrites a file with content. +#Returns 1 on success, 0 on failure. +sub writefile($$) +{ + if(open WRITEOUT,">$_[0]") + { + binmode WRITEOUT; + print WRITEOUT $_[1]; + close WRITEOUT; + return 1; + } + return 0; +} + +#mkdir "revokehashes"; +foreach (keys %revokefile) +{ + my $revokehash=sha1_hex(readfile($revokefile{$_})); + print "Root $_: Hash $revokefile{$_} = $revokehash\n"; +} + +my %monarr = ("Jan" => 1, "Feb" => 2, "Mar" => 3, "Apr" => 4, "May" => 5, "Jun" => 6, "Jul" => 7, "Aug" => 8, "Sep" => 9, "Oct" => 10, "Nov" => 11, "Dec" => 12); + +my $content=readfile($mysqlphp); +my $password="";$password=$1 if($content=~m/mysql_connect\("[^"]+",\s*"\w+",\s*"(\w+)"/); +$content=""; + +my $dbh = DBI->connect("DBI:mysql:cacert:localhost",$password?"cacert":"",$password, { RaiseError => 1, AutoCommit => 1 }) || die ("Error with the database connection.\n"); + + +#Logging functions: +sub SysLog($) +{ + my @ltime=localtime; + my $date=strftime("%Y-%m-%d",@ltime); + open LOG,">>logfile$date.txt"; + return if(not defined($_[0])); + my $timestamp=strftime("%Y-%m-%d %H:%M:%S",@ltime); + #$syslog->write($_[0]."\x00"); + print LOG "$timestamp $_[0]"; + print "$timestamp $_[0]"; + flush LOG; + close LOG; +} + + +sub Error($) +{ + SysLog($_[0]); + if($paranoid) + { + die $_[0]; + } +} + + +my $timestamp=strftime("%Y-%m-%d %H:%M:%S",localtime); + + +sub mysql_query($) +{ + $dbh->do($_[0]); +} + +sub trim($) +{ + my $new=$_[0]; + $new=~s/^\s*//; + $new=~s/\s*$//; + return($new); +} + +sub addslashes($) +{ + my $new=$_[0]; + $new=~s/['"\\]/\\$1/g; + return($new); +} + +sub recode +{ + return $_[1]; +} + + +#Hexdump function: Returns the hexdump representation of a string +sub hexdump($) +{ + return "" if(not defined($_[0])); + my $content=""; + $content.=sprintf("%02X ",unpack("C",substr($_[0],$_,1))) foreach (0 .. length($_[0])-1); + return $content; +} + +#pack3 packs together the length of the data in 3 bytes and the data itself, size limited to 16MB. In case the data is more than 16 MB, it is ignored, and a 0 Byte block is transferred +sub pack3 +{ + return "\x00\x00\x00" if(!defined($_[0])); + my $data=(length($_[0]) >= 2**24)? "":$_[0]; + my $len=pack("N",length($data)); + #print "len: ".length($data)."\n"; + return substr($len,1,3).$data; +} + + +#unpack3 unpacks packed data. +sub unpack3($) +{ + return undef if((not defined($_[0])) or length($_[0])<3); + #print "hexdump: ".hexdump("\x00".substr($_[0],0,3))."\n"; + my $len=unpack("N","\x00".substr($_[0],0,3)); + #print "len3: $len length(): ".length($_[0])." length()-3: ".(length($_[0])-3)."\n"; + return undef if(length($_[0])-3 != $len); + return substr($_[0],3); +} + + +#unpack3array extracts a whole array of concatented packed data. +sub unpack3array($) +{ + my @retarr=(); + if((not defined($_[0])) or length($_[0])<3) + { + SysLog "Datenanfang kaputt\n"; + return (); + } + my $dataleft=$_[0]; + while(length($dataleft)>=3) + { + #print "hexdump: ".hexdump("\x00".substr($dataleft,0,3))."\n"; + my $len=unpack("N","\x00".substr($dataleft,0,3)); + #print "len3: $len length(): ".length($dataleft)." length()-3: ".(length($dataleft)-3)."\n"; + if(length($dataleft)-3 < $len) + { + SysLog "Datensatz abgeschnitten\n"; + return (); + } + push @retarr, substr($dataleft,3,$len); + $dataleft=substr($dataleft,3+$len); + } + if(length($dataleft)!=0) + { + SysLog "Ende abgeschnitten\n"; + return (); + } + return @retarr; +} + +#Pack4 packs and secret-key signs some data. +sub pack4($) +{ + return pack("N",length($_[0])).$_[0].sha1($SALT.$_[0]); +} + + + + + +$timestamp=strftime("%Y-%m-%d %H:%M:%S",localtime); + +SysLog("Starting Server at $timestamp\n"); + +$SALT=readfile(".salt.key"); + +SysLog("Opening USB-Link interface:\n"); + +#Opening USB device: +my $usb = Device::USB->new(); +my @list=$usb->list_devices(0x067b,0x2501); +my $dev = $list[0]; +if(defined($dev)) +{ + #print "USB-Link Device found: ", $dev->filename(), "\n"; + if($dev->open()) + { + #print "\t", $dev->manufacturer(), ": ", $dev->product(), "\n"; + $dev->claim_interface(0); + + my $buffer=" "; + + $dev->control_msg(0xc0 , 0xfb, 0, 0, $buffer, 2, 1000); + + if($buffer ne "\x04\x08" and $buffer ne "\x0c\x04" and $buffer ne "\x00\x0c" and $buffer ne "\x04\x0c") + { + print "Please plug the USB-Link cable into the other computer.\n"; + } + else + { + print "USB-Link ok.\n"; + } + } + else + { + print "Unable to work with USB-Link device: $!\n"; + } +} +else +{ + print "USB-Link Device not found. Please plug the cable into this computer.\n"; +} + + + + + + +#sends a single packet (pack4 encoded). Returns the returncode +sub send_packet($) +{ + if((14+length($_[0])+$HASHSIZE) > $PACKETSIZE) + { + return -1; + } + # 4 Bytes Length, N Bytes Data, 20 Bytes SHA1 Hash, 0 Padding + my $data="CommModule".pack4($_[0]); + $data.=("\x00"x($PACKETSIZE-length($data))); + my $ret=$dev->bulk_write(0x2,$data,length($data),1000); + print "Send-result: $ret\n"; + return $ret; +} + +#Receives several consecutive packets. Returns the concatenated payload +sub receive_packets() +{ + print "Receiving packets ...\n"; + my $collectedpayload=""; + my $done=0; + while(!$done) + { + my $data=" "x$PACKETSIZE; + my $re=$dev->bulk_read(0x83,$data,length($data),10000); + writefile("usbpacket.dat",$data); + print "Read: $re Bytes: ".length($data)."\n"; + if($re > 0) + { + $data=~s/^.*?CommModule//s; + my $len=unpack("N",substr($data,0,4)); + print "len: $len\n"; + if($len>=0 and $len<=$PACKETSIZE-$HASHSIZE-4) + { + my $payload=substr($data,4,$len); + if(sha1($SALT.$payload) eq substr($data,4+$len,$HASHSIZE)) + { + print "Hash OK!\n"; + $collectedpayload.=substr($payload,1); + $done=1 if(substr($payload,0,1)eq "0"); + } + else + { + print "Hash NOT OK: ".sha1_hex($SALT.$payload)." vs. ".hexdump(substr($data,4+$len,$HASHSIZE))." !\n"; + return ""; + } + } + } + elsif($re == 0) + { + print "USB-Link cable disconnected?\n"; + #return ""; + } + } + print "Receiving done.\n"; + return $collectedpayload; +} + + + + +my $MAXCHUNK=$PACKETSIZE-100; + +#Sends data over the USB-Link, without handshaking +sub SendPackets($) +{ + print "Sending Packets ...\n"; + my $data=pack4($_[0]); + my $done=0; + return if(!defined($data) or !length($data)); + + while(!$done) + { + while(length($data)>0) + { + my $d=substr($data,0,$MAXCHUNK); + if(length($data)>$MAXCHUNK) + { + send_packet("1".$d); + $data=substr($data,$MAXCHUNK); + } + else + { + send_packet("0".$d); + $data=""; + } + } + $done=1; + } + print "Sending Packets done.\n"; +} + +#Receives several packets, verifies the secret key signature and extracts the payload +#Returns the payload +sub Receive +{ + my $data=receive_packets(); + if (!defined($data) or length($data)<4) + { + print "Received data too short!\n"; + return ""; + } + my $len=unpack("N",substr($data,0,4)); + if($len != (length($data)-$HASHSIZE-4)) + { + print "Length field does not match data on Receive!\n"; + return ""; + } + my $payload=substr($data,4,$len); + if(sha1($SALT.$payload) ne substr($data,4+$len,$HASHSIZE)) + { + print "Hash on Receive is BROKEN!\n"; + return ""; + } + return $payload; +} + + + + +# @result(Version,Action,Errorcode,Response)=Request(Version=1,Action=1,System=1,Root=1,Configuration="...",Parameter="...",Request="..."); +sub Request($$$$$$$$$$$) +{ + print "Version: $_[0] Action: $_[1] System: $_[2] Root: $_[3] Config: $_[4]\n"; + $_[3]=0 if($_[3]<0); + SendPackets(pack3(pack3(pack("C*",$_[0],$_[1],$_[2],$_[3],$_[4],$_[5],$_[6]>>8,$_[6]&255,$_[7])).pack3($_[8]).pack3($_[9]).pack3($_[10]))); + my $data=Receive(); + if(defined($data) and length($data)>6) + { + my @fields=unpack3array(substr($data,3)); + + SysLog "Answer from Server: ".hexdump($data)."\n" if($debug); + + #writefile("result.dat",$data); + + return $fields[1]; + } + return ""; +} + + +sub calculateDays($) +{ + if($_[0]) + { + my @sum = $dbh->selectrow_array("select sum(`points`) as `total` from `notary` where `to`='".$_[0]."' group by `to`"); + SysLog("Summe: $sum[0]\n") if($debug); + + return ($sum[0]>=50)?730:180; + } + return 180; +} + +sub X509extractSAN($) +{ + my @bits = split("/", $_[0]); + my $SAN=""; + my $newsubject=""; + foreach my $val(@bits) + { + my @bit=split("=",$val); + if($bit[0] eq "subjectAltName") + { + $SAN.="," if($SAN ne ""); + $SAN.= trim($bit[1]); + } + else + { + $newsubject .= "/".$val; + } + } + $newsubject=~s{^//}{/}; + $newsubject=~s/[\n\r\t\x00"\\']//g; + $SAN=~s/[ \n\r\t\x00"\\']//g; + return($SAN,$newsubject); +} + +sub X509extractExpiryDate($) +{ + # TIMEZONE ?!? + my $data=`$opensslbin x509 -in "$_[0]" -noout -enddate`; + + #notAfter=Aug 8 10:26:34 2007 GMT + if($data=~m/notAfter=(\w{2,4}) *(\d{1,2}) *(\d{1,2}:\d{1,2}:\d{1,2}) (\d{4}) GMT/) + { + my $date="$4-".$monarr{$1}."-$2 $3"; + SysLog "Expiry Date found: $date\n" if($debug); + return $date; + } + else + { + SysLog "Expiry Date not found: $data\n"; + } + return ""; +} +sub X509extractSerialNumber($) +{ + # TIMEZONE ?!? + my $data=`$opensslbin x509 -in "$_[0]" -noout -serial`; + if($data=~m/serial=([0-9A-F]+)/) + { + return $1; + } + return ""; +} + +sub OpenPGPextractExpiryDate ($) +{ + my $r=""; + my $cts; + my @date; + + open(RGPG, $gpgbin.' -vv '.$_[0].' 2>&1 |') or Error('Can\'t start GnuPG($gpgbin): '.$!."\n"); + open(OUT, '> infogpg.txt' ) or Error('Can\'t open output file: infogpg.txt: '.$!); + $/="\n"; + while (<RGPG>) + { + print OUT $_; + unless ($r) + { + if ( /^\s*version \d+, created (\d+), md5len 0, sigclass \d+\s*$/ ) + { + SysLog "Detected CTS: $1\n"; + $cts = int($1); + } elsif ( /^\s*critical hashed subpkt \d+ len \d+ \(sig expires after ((\d+)y)?((\d+)d)?((\d+)h)?(\d+)m\)\s*$/ ) + { + SysLog "Detected FRAME $2 $4 $6 $8\n"; + $cts += $2 * 31536000; # secs per year (60 * 60 * 24 * 365) + $cts += $4 * 86400; # secs per day (60 * 60 * 24) + $cts += $6 * 3600; # secs per hour (60 * 60) + $cts += $8 * 60; # secs per min (60) + $r = $cts; + } + elsif(/version/) + { + SysLog "Detected VERSION\n"; + } + } + } + + close(OUT ); + close(RGPG); + + SysLog "CTS: $cts R: $r\n"; + + if ( $r ) + { + @date = gmtime($r); + $r = sprintf('%.4i-%.2i-%.2i %.2i:%.2i:%.2i', # date format + $date[5] + 1900, $date[4] + 1, $date[3], # day + $date[2], $date[1], $date[0], # time + ); + + } + SysLog "$r\n"; + return $r; +} + + +# Sets the locale according to the users preferred language +sub setUsersLanguage($) +{ + my $lang="de_DE"; + print "Searching for the language of the user $_[0]\n"; + my @a=$dbh->selectrow_array("select language from users where id='".int($_[0])."'"); + $lang = $1 if($a[0]=~m/(\w+_[\w.@]+)/); + + SysLog "The users preferred language: $lang\n"; + + if($lang ne "") + { + $ENV{"LANG"}=$lang; + setlocale(LC_ALL, $lang); + } else { + $ENV{"LANG"}="en_AU"; + setlocale(LC_ALL, "en_AU"); + } +} + + +sub getUserData($) +{ + my $sth = $dbh->prepare("select * from users where id='$_[0]'"); + $sth->execute(); + #SysLog "USER DUMP:\n"; + while ( my $rowdata = $sth->fetchrow_hashref() ) + { + my %tmp=%{$rowdata}; + #foreach (sort keys %tmp) + #{ + #SysLog " $_ -> $tmp{$_}\n"; + #} + return %tmp; + } + return (); +} + + +sub _($) +{ + return gettext($_[0]); +} + +sub sendmail($$$$$$$) +{ + my ($to, $subject, $message, $from, $replyto, $toname, $fromname)=@_; + my $errorsto="returns\@cacert.org"; + my $extra=""; + + + # sendmail($user{email}, "[CAcert.org] Your GPG/PGP Key", $body, "support\@cacert.org", "", "", "CAcert Support"); + my @lines=split("\n",$message); + $message = ""; + foreach my $line (@lines) + { + $line = trim($line); + if($line eq ".") + { + $message .= " .\n"; + } else + { + $message .= $line."\n"; + } + } + + $fromname = $from if($fromname eq ""); + + my @bits = split(",", $from); + $from = addslashes($bits['0']); + $fromname = addslashes($fromname); + + my $smtp = IO::Socket::INET->new(PeerAddr => 'localhost:25'); + $/="\n"; + SysLog "SMTP: ".<$smtp>."\n"; + print $smtp "HELO hlin.cacert.org\r\n"; + SysLog "SMTP: ".<$smtp>."\n"; + print $smtp "MAIL FROM: <returns\@cacert.org>\r\n"; + SysLog "MAIL FROM: ".<$smtp>."\n"; + + @bits = split(",", $to); + foreach my $user (@bits) + { + print $smtp "RCPT TO: <".trim($user).">\r\n"; + SysLog "RCPT TO: ".<$smtp>."\n"; + } + print $smtp "DATA\r\n"; + SysLog "DATA: ".<$smtp>."\n"; + + print $smtp "X-Mailer: CAcert.org Website\r\n"; + print $smtp "X-OriginatingIP: ".$ENV{"REMOTE_ADDR"}."\r\n"; + print $smtp "Sender: $errorsto\r\n"; + print $smtp "Errors-To: $errorsto\r\n"; + if($replyto ne "") + { + print $smtp "Reply-To: $replyto\r\n"; + } + else + { + print $smtp "Reply-To: $from\r\n"; + } + print $smtp "From: $from ($fromname)\r\n"; + print $smtp "To: $to\r\n"; + my $newsubj=encode_base64(recode("html..utf-8", trim($subject))); + #SysLog("NewSubj: --".$newsubj."--\n") if($debug); + $newsubj=~s/\n*$//; + #SysLog("NewSubj: --".$newsubj."--\n") if($debug); + print $smtp "Subject: =?utf-8?B?$newsubj?=\r\n"; + print $smtp "Mime-Version: 1.0\r\n"; + if($extra eq "") + { + print $smtp "Content-Type: text/plain; charset=\"utf-8\"\r\n"; + print $smtp "Content-Transfer-Encoding: 8bit\r\n"; + } else { + print $smtp "Content-Type: text/plain; charset=\"iso-8859-1\"\r\n"; + print $smtp "Content-Transfer-Encoding: quoted-printable\r\n"; + print $smtp "Content-Disposition: inline\r\n"; + }; +# print $smtp "Content-Transfer-Encoding: BASE64\r\n"; + print $smtp "\r\n"; +# print $smtp chunk_split(encode_base64(recode("html..utf-8", $message)))."\r\n.\r\n"; + print $smtp recode("html..utf-8", $message)."\r\n.\r\n"; + SysLog "ENDOFTEXT: ".<$smtp>."\n"; + print $smtp "QUIT\n"; + SysLog "QUIT: ".<$smtp>."\n"; + close($smtp); +} + + +sub HandleCerts($$) +{ + my $org=$_[0]?"org":""; + my $server=$_[1]; + + my $table=$org.($server?"domaincerts":"emailcerts"); + + my $sth = $dbh->prepare("select * from $table where crt_name='' and csr_name!='' "); + $sth->execute(); + #$rowdata; + while ( my $rowdata = $sth->fetchrow_hashref() ) + { + my %row=%{$rowdata}; + + my $csrname = "../csr/".$org.($server?"server-":"client-").$row{'id'}.".csr"; + my $crtname = "../crt/".$org.($server?"server-":"client-").$row{'id'}.".crt"; + + + if($server) + { + #Weird SQL structure ... + my @sqlres=$dbh->selectrow_array("select memid from domains where id='".int($row{'domid'})."'"); + $row{'memid'}=$sqlres[0]; + SysLog("Fetched memid: $row{'memid'}\n") if($debug); + } + + SysLog "Opening $csrname\n"; + + my $crt=""; + + my $profile=0; + + # "0"=>"client.cnf", + # "1"=>"client-org.cnf", + # "2"=>"client-codesign.cnf", + # "3"=>"client-machine.cnf", + # "4"=>"client-ads.cnf", + # "5"=>"server.cnf", + # "6"=>"server-org.cnf", + # "7"=>"server-jabber.cnf", + # "8"=>"server-ocsp.cnf", + # "9"=>"server-timestamp.cnf", + # "10"=>"proxy.cnf", + # "11"=>"subca.cnf" + + + if($row{"type"} =~ m/^(8|9)$/) + { + $profile=$row{"type"}; + } + elsif($org) + { + if($row{'codesign'}) + { + $profile=2; ## TODO! + } + elsif($server) + { + $profile=6; + } + else + { + $profile=1; + } + } + else + { + if($row{'codesign'}) + { + $profile=2; + } + elsif($server) + { + $profile=5; + } + else + { + $profile=0; + } + + + } + + + + if(open(IN,"<$csrname")) + { + undef $/; + my $content=<IN>; + close IN; + SysLog "Read.\n" if($debug); + SysLog "Subject: --$row{'subject'}--\n" if($debug); + + my ($SAN,$subject)=X509extractSAN($row{'subject'}); + SysLog "Subject: --$subject--\n" if($debug); + SysLog "SAN: --$SAN--\n" if($debug); + SysLog "memid: $row{'memid'}\n" if($debug); + + my $days=$org?($server?(365*2):365):calculateDays($row{"memid"}); + + + $crt=Request($ver,1,1,$row{'rootcert'}-1,$profile,$row{'md'}eq"sha1"?2:0,$days,$row{'keytype'}eq"NS"?1:0,$content,$SAN,$subject); + if(length($crt)) + { + if($crt=~m/^-----BEGIN CERTIFICATE-----/) + { + open OUT,">$crtname"; + print OUT $crt; + close OUT; + } + else + { + open OUT,">$crtname.der"; + print OUT $crt; + close OUT; + system "$opensslbin x509 -in $crtname.der -inform der -out $crtname"; + } + } + + } + else + { + print "Error: $! Konnte $csrname nicht laden\n"; + } + + + + if(-s $crtname) + { + SysLog "Opening $crtname\n"; + + my $date=X509extractExpiryDate($crtname); + my $serial=X509extractSerialNumber($crtname); + + setUsersLanguage($row{memid}); + + my %user=getUserData($row{memid}); + + foreach (sort keys %user) + { + SysLog " $_ -> $user{$_}\n" if($debug); + } + + SysLog("update `$table` set `crt_name`='$crtname', modified=now(), serial='$serial', `expire`='$date' where `id`='".$row{'id'}."'\n"); + + $dbh->do("update `$table` set `crt_name`='$crtname', modified=now(), serial='$serial', `expire`='$date' where `id`='".$row{'id'}."'"); + + my $body = _("Hi")." $user{fname},\n\n"; + $body .= sprintf(_("You can collect your certificate for %s by going to the following location:")."\n\n", $row{'email'}); + $body .= "https://www.cacert.org/account.php?id=".($server?"15":"6")."&cert=$row{id}\n\n"; + $body .= _("If you havent imported CAcert´s root certificate, please go to:")."\n"; + $body .= "https://www.cacert.org/index.php?id=3\n"; + $body .= "Root cert fingerprint = A6:1B:37:5E:39:0D:9C:36:54:EE:BD:20:31:46:1F:6B\n"; + $body .= "Root cert fingerprint = 135C EC36 F49C B8E9 3B1A B270 CD80 8846 76CE 8F33\n\n"; + $body .= _("Best regards")."\n"._("CAcert.org Support!")."\n\n"; + sendmail($user{email}, "[CAcert.org] "._("Your certificate"), $body, "support\@cacert.org", "", "", "CAcert Support"); + } else { + $dbh->do("delete from `$table` where `id`='".$row{'id'}."'"); + } + } +} + +sub HandleNewCRL($$) +{ + my ($crl,$crlname)=@_; + if(length($crl)) + { + if($crl=~m/^\%XD/) + { + writefile("$crlname.patch",$crl); + system "xdelta patch $crlname.patch $crlname $crlname.tmp"; + } + elsif($crl=~m/^-----BEGIN X509 CRL-----/) + { + writefile("$crlname.pem",$crl); + system "$opensslbin crl -in $crlname.pem -outform der -out $crlname.tmp"; + } + elsif($crl=~m/^\x30/) + { + writefile("$crlname.tmp",$crl); + } + else + { + Error "Unknown CRL format!".(substr($crl,0,5))."\n"; + } + rename "$crlname.tmp","$crlname"; # Atomic move + } +} + + +sub RevokeCerts($$) +{ + my $org=$_[0]?"org":""; + my $server=$_[1]; + + my $table=$org.($server?"domaincerts":"emailcerts"); + + my $sth = $dbh->prepare("select * from $table where revoked='1970-01-01 10:00:01'"); # WHICH TIMEZONE? + $sth->execute(); + #$rowdata; + while ( my $rowdata = $sth->fetchrow_hashref() ) + { + my %row=%{$rowdata}; + + my $csrname = "../csr/".$org.($server?"server-":"client-").$row{'id'}.".csr"; + my $crtname = "../crt/".$org.($server?"server-":"client-").$row{'id'}.".crt"; + my $crlname = $revokefile{$row{'rootcert'}}; + + my $crt=""; + + + if(open(IN,"<$crtname")) + { + undef $/; + my $content=<IN>; + close IN; + my $revokehash=sha1_hex(readfile($crlname)); + + my $crl=Request($ver,2,1,$row{'rootcert'}-1,0,0,365,0,$content,"",$revokehash); + HandleNewCRL($crl,$crlname); + + if(-s $crlname) + { + setUsersLanguage($row{memid}); + + my %user=getUserData($row{memid}); + + $dbh->do("update `$table` set `revoked`=now() where `id`='".$row{'id'}."'"); + + my $body = _("Hi")." $user{fname},\n\n"; + $body .= sprintf(_("Your certificate for %s has been revoked, as per request.")."\n\n", $row{'CN'}); + $body .= _("Best regards")."\n"._("CAcert.org Support!")."\n\n"; + sendmail($user{email}, "[CAcert.org] "._("Your certificate"), $body, "support\@cacert.org", "", "", "CAcert Support"); + } + + } + else + { + SysLog("Error: $crtname $!\n") if($debug); + } + + } + +} + + + + + +sub HandleGPG() +{ + my $sth = $dbh->prepare("select * from gpg where crt='' and csr!='' "); + $sth->execute(); + my $rowdata; + while ( $rowdata = $sth->fetchrow_hashref() ) + { + my %row=%{$rowdata}; + + my $csrname = "../csr/gpg-".$row{'id'}.".csr"; + my $crtname = "../crt/gpg-".$row{'id'}.".crt"; + + SysLog "Opening $csrname\n"; + + my $crt=""; + + if(-s $csrname && open(IN,"<$csrname")) + { + undef $/; + my $content=<IN>; + close IN; + SysLog "Read.\n"; + $crt=Request($ver,1,2,0,0,2,366,0,$content,"",""); + if(length($crt)) + { + open OUT,">$crtname"; + print OUT $crt; + close OUT; + } + + } + else + { + #Error("Error: $!\n"); + next; + } + + if(-s $crtname) + { + SysLog "Opening $crtname\n"; + setUsersLanguage($row{memid}); + + my $date=OpenPGPextractExpiryDate($crtname); + my %user=getUserData($row{memid}); + + $dbh->do("update `gpg` set `crt`='$crtname', issued=now(), `expire`='$date' where `id`='".$row{'id'}."'"); + + my $body = _("Hi")." $user{fname},\n\n"; + $body .= sprintf(_("Your CAcert signed key for %s is available online at:")."\n\n", $row{'email'}); + $body .= "https://www.cacert.org/gpg.php?id=3&cert=$row{id}\n\n"; + $body .= _("To help improve the trust of CAcert in general, it's appreciated if you could also sign our key and upload it to a key server. Below is a copy of our primary key details:")."\n\n"; + $body .= "pub 1024D/65D0FD58 2003-07-11 CA Cert Signing Authority (Root CA) <gpg\@cacert.org>\n"; + $body .= "Key fingerprint = A31D 4F81 EF4E BD07 B456 FA04 D2BB 0D01 65D0 FD58\n\n"; + $body .= _("Best regards")."\n"._("CAcert.org Support!")."\n\n"; + sendmail($user{email}, "[CAcert.org] Your GPG/PGP Key", $body, "support\@cacert.org", "", "", "CAcert Support"); + } else { + $dbh->do("delete from `gpg` where `id`='".$row{'id'}."'"); + } + } +} + + +# Main program loop + +while(1) +{ + SysLog("Handling GPG database ...\n"); +# HandleGPG(); + SysLog("Issueing certs ...\n"); +# HandleCerts(0,0); #personal client certs +# HandleCerts(0,1); #personal server certs +# HandleCerts(1,0); #org client certs +# HandleCerts(1,1); #org server certs +# SysLog("Revoking certs ...\n"); +# RevokeCerts(0,0); #personal client certs +# RevokeCerts(0,1); #personal server certs +# RevokeCerts(1,0); #org client certs +# RevokeCerts(1,1); #org server certs + + #print "Sign Request X.509, Root0\n"; + #my $reqcontent=""; + #Request($ver,1,1,0,5,2,365,0,$reqcontent,"","/CN=supertest.cacert.at"); + + SysLog("NUL Request:\n"); + my $timestamp=strftime("%m%d%H%M%Y.%S",gmtime); + my $ret=Request($ver,0,0,0,0,0,0,0,$timestamp,"",""); + print "RET: $ret\n"; + + SysLog("Generate regular CRLs:\n"); + foreach my $root ((1,2)) + { + my $crlname = $revokefile{$root}; + my $revokehash=sha1_hex(readfile($crlname)); + print "Aktueller Hash am Webserver: $revokehash\n"; + my $crl=Request($ver,2,1,$root-1,0,0,365,0,"","",$revokehash); + HandleNewCRL($crl,$crlname); + } + + usleep(700000); +} |