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Diff for /loncom/lonssl.pm between versions 1.16 and 1.17

version 1.16, 2018/07/29 03:03:36 version 1.17, 2018/08/07 17:12:08
Line 116  sub SetFdBlocking { Line 116  sub SetFdBlocking {
 #                                          issued to this host.  #                                          issued to this host.
 #                KeyFile string       Full pathname to the host's private   #                KeyFile string       Full pathname to the host's private 
 #                                          key file for the certificate.  #                                          key file for the certificate.
 #               peer    string             lonHostID of remote LON-CAPA server   #               peer    string             lonHostID of remote LON-CAPA server
   #               CRLFile                    Full path name to the certificate
   #                                          revocation list file for the cluster
   #                                          to which server belongs (optional)
   
 # Returns  # Returns
 # - Reference to an SSL socket on success  # - Reference to an SSL socket on success
 #       - undef on failure.  Reason for failure can be interrogated from   #       - undef on failure.  Reason for failure can be interrogated from 
Line 129  sub PromoteClientSocket { Line 133  sub PromoteClientSocket {
  $CACert,   $CACert,
  $MyCert,   $MyCert,
  $KeyFile,   $KeyFile,
         $peer)          = @_;          $peer,
           $CRLFile)          = @_;
           
           
     Debug("Client promotion using key: $KeyFile, Cert: $MyCert, CA: $CACert, Remote Host: $peer\n");      Debug("Client promotion using key: $KeyFile, Cert: $MyCert, CA: $CACert, CRL: $CRLFile, Remote Host: $peer\n");
   
     # To create the ssl socket we need to duplicate the existing      # To create the ssl socket we need to duplicate the existing
     # socket.  Otherwise closing the ssl socket will close the plaintext socket      # socket.  Otherwise closing the ssl socket will close the plaintext socket
Line 150  sub PromoteClientSocket { Line 155  sub PromoteClientSocket {
     # Starting with rev. 1.95, the default became SSL_VERIFY_PEER which      # Starting with rev. 1.95, the default became SSL_VERIFY_PEER which
     # prevents an SSL connection to lond unless SSL_verifycn_name is set      # prevents an SSL connection to lond unless SSL_verifycn_name is set
     # to the lonHostID of the remote host, (and the remote certificate has      # to the lonHostID of the remote host, (and the remote certificate has
     # the remote lonHostID as CN, and has been signed by the LON-CAPA CA.       # the remote lonHostID as CN, and has been signed by the LON-CAPA CA.
     # Set SSL_verify_mode to Net::SSLeay::VERIFY_PEER() instead of to      # Set SSL_verify_mode to Net::SSLeay::VERIFY_PEER() instead of to
     # SSL_VERIFY_PEER for compatibility with IO::Socket::SSL rev. 1.01      # SSL_VERIFY_PEER for compatibility with IO::Socket::SSL rev. 1.01
     # used by CentOS/RHEL/Scientific Linux 5).      # used by CentOS/RHEL/Scientific Linux 5).
           
     my $client = IO::Socket::SSL->new_from_fd($dupfno,      my %sslargs = (SSL_use_cert      => 1,
       SSL_use_cert => 1,                     SSL_key_file      => $KeyFile,
       SSL_key_file  => $KeyFile,                     SSL_cert_file     => $MyCert,
       SSL_cert_file => $MyCert,                     SSL_ca_file       => $CACert,
       SSL_ca_file   => $CACert,                     SSL_verifycn_name => $peer,
       SSL_verifycn_name => $peer,                     SSL_verify_mode   => Net::SSLeay::VERIFY_PEER());
       SSL_verify_mode => Net::SSLeay::VERIFY_PEER());      if (($CRLFile ne '') && (-e $CRLFile)) {
               $sslargs{SSL_check_crl} = 1;
           $sslargs{SSL_crl_file} = $CRLFile;
       }
       my $client = IO::Socket::SSL->new_from_fd($dupfno,%sslargs);
     if(!$client) {      if(!$client) {
  $lasterror = IO::Socket::SSL::errstr();          if ($IO::Socket::SSL::SSL_ERROR == -1) {
       $lasterror = -1;
           }
  return undef;   return undef;
     }      }
     return $client; # Undef if the client negotiation fails.      return $client; # Undef if the client negotiation fails.
Line 182  sub PromoteClientSocket { Line 192  sub PromoteClientSocket {
 #                                          issued to this host.  #                                          issued to this host.
 #                KeyFile string       Full pathname to the host's private   #                KeyFile string       Full pathname to the host's private 
 #                                          key file for the certificate.  #                                          key file for the certificate.
 #                peer   string             lonHostID of remote LON-CAPA client  #               peer   string              lonHostID of remote LON-CAPA client
   #               CRLFile                    Full path name to the certificate
   #                                          revocation list file for the cluster
   #                                          to which server belongs (optional)
 # Returns  # Returns
 # - Reference to an SSL socket on success  # - Reference to an SSL socket on success
 #       - undef on failure.  Reason for failure can be interrogated from   #       - undef on failure.  Reason for failure can be interrogated from 
Line 195  sub PromoteServerSocket { Line 208  sub PromoteServerSocket {
  $CACert,   $CACert,
  $MyCert,   $MyCert,
  $KeyFile,   $KeyFile,
         $peer)          = @_;          $peer,
           $CRLFile)          = @_;
   
   
   
Line 211  sub PromoteServerSocket { Line 225  sub PromoteServerSocket {
  Debug("dup failed: $!\n");   Debug("dup failed: $!\n");
     }      }
     Debug(" Fileno = $dupfno\n");      Debug(" Fileno = $dupfno\n");
     my $client = IO::Socket::SSL->new_from_fd($dupfno,      my %sslargs = (SSL_server        => 1, # Server role.
       SSL_server    => 1, # Server role.                     SSL_use_cert      => 1,
       SSL_use_cert  => 1,                     SSL_key_file      => $KeyFile,
       SSL_key_file  => $KeyFile,                     SSL_cert_file     => $MyCert,
       SSL_cert_file => $MyCert,                     SSL_ca_file       => $CACert,
       SSL_ca_file   => $CACert,                     SSL_verifycn_name => $peer,
       SSL_verifycn_name => $peer,                     SSL_verify_mode   => Net::SSLeay::VERIFY_PEER()); 
       SSL_verify_mode => Net::SSLeay::VERIFY_PEER());      if (($CRLFile ne '') && (-e $CRLFile)) {
           $sslargs{SSL_check_crl} = 1;
           $sslargs{SSL_crl_file} = $CRLFile; 
       }
       my $client = IO::Socket::SSL->new_from_fd($dupfno,%sslargs);
     if(!$client) {      if(!$client) {
  $lasterror = IO::Socket::SSL::errstr();          if ($IO::Socket::SSL::SSL_ERROR == -1) {
               $lasterror = -1;
           }
  return undef;   return undef;
     }      }
     return $client;      return $client;
Line 342  sub KeyFile { Line 362  sub KeyFile {
     return $KeyFilename;      return $KeyFilename;
 }  }
   
   sub CRLFile {
   
       # I need some perl variables from the configuration file for this:
   
       my $CertificateDir   = $perlvar->{lonCertificateDirectory};
       my $CRLFilename      = $perlvar->{lonnetCertRevocationList};
   
       # Ensure the variables exist:
   
       if((!$CertificateDir) || (!$CRLFilename)) {
           $lasterror = "Missing parameter dir: $CertificateDir "
                       ."CRL file: $CRLFilename";
           return undef;
       }
   
       # Build the actual filename and ensure that it not only exists but
       # is also readable:
   
       $CRLFilename    = $CertificateDir.$pathsep.$CRLFilename;
       if(! (-r $CRLFilename)) {
           $lasterror = "Unreadable key file $CRLFilename";
           return undef;
       }
   
       return $CRLFilename;
   }
   
   sub BadCertDir {
       my $SocketDir = $perlvar->{lonSockDir};
       if (-d "$SocketDir/nosslverify/") {
           return "$SocketDir/nosslverify"
       }
   }
   
   sub has_badcert_file {
       my ($client) = @_;
       my $SocketDir = $perlvar->{lonSockDir};
       if (-e "$SocketDir/nosslverify/$client") {
           return 1;
       }
       return;
   }
   
 sub Read_Connect_Config {  sub Read_Connect_Config {
     my ($secureconf,$perlvarref) = @_;      my ($secureconf,$checkedcrl,$perlvarref) = @_;
     return unless (ref($secureconf) eq 'HASH');      return unless ((ref($secureconf) eq 'HASH') && (ref($checkedcrl) eq 'HASH'));
   
     unless (ref($perlvarref) eq 'HASH') {      unless (ref($perlvarref) eq 'HASH') {
         $perlvarref = $perlvar;          $perlvarref = $perlvar;
     }      }
       
       # Clear hash of clients for which Certificate Revocation List checked 
       foreach my $key (keys(%{$checkedcrl})) {
           delete($checkedcrl->{$key});
       }
     # Clean out the old table first.      # Clean out the old table first.
     foreach my $key (keys(%{$secureconf})) {      foreach my $key (keys(%{$secureconf})) {
         delete($secureconf->{$key});          delete($secureconf->{$key});
Removed from v.1.16  
changed lines
  Added in v.1.17

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