html/cgi-bin/remote.cgi

   1 #!/usr/bin/perl
   2 #
   3 # SmoothWall CGIs
   4 #
   5 # This code is distributed under the terms of the GPL
   6 #
   7 # (c) The SmoothWall Team
   8 #
   9 # $Id: remote.cgi,v 1.6.2.8 2005/02/22 22:21:56 gespinasse Exp $
  10 #
  11
  12 use strict;
  13
  14 # enable only the following on debugging purpose
  15 #use warnings;
  16 #use CGI::Carp 'fatalsToBrowser';
  17
  18 require '/var/ipfire/general-functions.pl';
  19 require "${General::swroot}/lang.pl";
  20 require "${General::swroot}/header.pl";
  21
  22 my %remotesettings=();
  23 my %checked=();
  24 my $errormessage='';
  25
  26 &Header::showhttpheaders();
  27
  28 $remotesettings{'ENABLE_SSH'} = 'off';
  29 $remotesettings{'ENABLE_SSH_PROTOCOL1'} = 'off';
  30 $remotesettings{'ENABLE_SSH_PORTFW'} = 'off';
  31 $remotesettings{'ACTION'} = '';
  32 &Header::getcgihash(\%remotesettings);
  33
  34 if ( (($remotesettings{'ACTION'} eq $Lang::tr{'save'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'})) && $remotesettings{'ACTION'} ne "" )
  35 {
  36         # not existing here indicates the box is unticked
  37         $remotesettings{'ENABLE_SSH_PASSWORDS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
  38         $remotesettings{'ENABLE_SSH_KEYS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_KEYS'};
  39
  40
  41         &General::writehash("${General::swroot}/remote/settings", \%remotesettings);
  42         if ($remotesettings{'ENABLE_SSH'} eq 'on')
  43         {
  44                 &General::log($Lang::tr{'ssh is enabled'});
  45                 if  ($remotesettings{'ENABLE_SSH_PASSWORDS'} eq 'off'
  46                  and $remotesettings{'ENABLE_SSH_KEYS'}      eq 'off')
  47                 {
  48                         $errormessage = $Lang::tr{'ssh no auth'};
  49                 }
  50                 system ('/usr/bin/touch', "${General::swroot}/remote/enablessh");
  51         }
  52         else
  53         {
  54                 &General::log($Lang::tr{'ssh is disabled'});
  55                 unlink "${General::swroot}/remote/enablessh";
  56         }
  57
  58         if ($remotesettings{'ENABLE_SSH_PROTOCOL1'} eq 'on')
  59         {
  60                 &General::log($Lang::tr{'ssh1 enabled'});
  61         }
  62         else
  63         {
  64                 &General::log($Lang::tr{'ssh1 disabled'});
  65         }
  66 if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} ){
  67         system('/usr/local/bin/restartssh','tempstart15') == 0
  68                 or $errormessage = "$Lang::tr{'bad return code'} " . $?/256;
  69  }
  70 elsif ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ){
  71         system('/usr/local/bin/restartssh','tempstart30') == 0
  72                 or $errormessage = "$Lang::tr{'bad return code'} " . $?/256;
  73  }
  74 else {
  75         system('/usr/local/bin/restartssh') == 0
  76                 or $errormessage = "$Lang::tr{'bad return code'} " . $?/256;
  77  }
  78 }
  79
  80 &General::readhash("${General::swroot}/remote/settings", \%remotesettings);
  81
  82 # not existing here means they're undefined and the default value should be
  83 # used
  84         $remotesettings{'ENABLE_SSH_PASSWORDS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'};
  85         $remotesettings{'ENABLE_SSH_KEYS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_KEYS'};
  86
  87 $checked{'ENABLE_SSH'}{'off'} = '';
  88 $checked{'ENABLE_SSH'}{'on'} = '';
  89 $checked{'ENABLE_SSH'}{$remotesettings{'ENABLE_SSH'}} = "checked='checked'";
  90 $checked{'ENABLE_SSH_PROTOCOL1'}{'off'} = '';
  91 $checked{'ENABLE_SSH_PROTOCOL1'}{'on'} = '';
  92 $checked{'ENABLE_SSH_PROTOCOL1'}{$remotesettings{'ENABLE_SSH_PROTOCOL1'}} = "checked='checked'";
  93 $checked{'ENABLE_SSH_PORTFW'}{'off'} = '';
  94 $checked{'ENABLE_SSH_PORTFW'}{'on'} = '';
  95 $checked{'ENABLE_SSH_PORTFW'}{$remotesettings{'ENABLE_SSH_PORTFW'}} = "checked='checked'";
  96 $checked{'ENABLE_SSH_PASSWORDS'}{'off'} = '';
  97 $checked{'ENABLE_SSH_PASSWORDS'}{'on'} = '';
  98 $checked{'ENABLE_SSH_PASSWORDS'}{$remotesettings{'ENABLE_SSH_PASSWORDS'}} = "checked='checked'";
  99 $checked{'ENABLE_SSH_KEYS'}{'off'} = '';
 100 $checked{'ENABLE_SSH_KEYS'}{'on'} = '';
 101 $checked{'ENABLE_SSH_KEYS'}{$remotesettings{'ENABLE_SSH_KEYS'}} = "checked='checked'";
 102
 103
 104 &Header::openpage($Lang::tr{'remote access'}, 1, '');
 105
 106 &Header::openbigbox('100%', 'left', '', $errormessage);
 107
 108 if ($errormessage) {
 109         &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
 110         print "<FONT CLASS='base'>$errormessage&nbsp;</FONT>\n";
 111         &Header::closebox();
 112 }
 113
 114 print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n";
 115
 116 &Header::openbox('100%', 'left', 'SSH:');
 117 print <<END
 118 <table width='100%'>
 119 <tr>
 120         <td><input type='checkbox' name='ENABLE_SSH' $checked{'ENABLE_SSH'}{'on'} /></td>
 121         <td class='base' colspan='2'>$Lang::tr{'ssh access'}</td>
 122 </tr>
 123 <tr>
 124         <td>&nbsp;</td>
 125         <td><input type='checkbox' name='ENABLE_SSH_PROTOCOL1' $checked{'ENABLE_SSH_PROTOCOL1'}{'on'} /></td>
 126         <td width='100%' class='base'>$Lang::tr{'ssh1 support'}</td>
 127 </tr>
 128 <tr>
 129         <td>&nbsp;</td>
 130         <td><input type='checkbox' name='ENABLE_SSH_PORTFW' $checked{'ENABLE_SSH_PORTFW'}{'on'} /></td>
 131         <td width='100%' class='base'>$Lang::tr{'ssh portfw'}</td>
 132 </tr>
 133 <tr>
 134         <td>&nbsp;</td>
 135         <td><input type='checkbox' name='ENABLE_SSH_PASSWORDS' $checked{'ENABLE_SSH_PASSWORDS'}{'on'} /></td>
 136         <td width='100%' class='base'>$Lang::tr{'ssh passwords'}</td>
 137 </tr>
 138 <tr>
 139         <td>&nbsp;</td>
 140         <td><input type='checkbox' name='ENABLE_SSH_KEYS' $checked{'ENABLE_SSH_KEYS'}{'on'} /></td>
 141         <td width='100%' class='base'>$Lang::tr{'ssh keys'}</td>
 142 </tr>
 143 <tr>
 144         <td align='center' colspan='3'><hr />
 145         <input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart15'}' />
 146         <input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart30'}' />
 147         <input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td>
 148 </tr>
 149 </table>
 150 END
 151 ;
 152 &Header::closebox();
 153
 154 print "</form>\n";
 155
 156 &Header::openbox('100%', 'left', $Lang::tr{'ssh host keys'});
 157
 158 print "<table>\n";
 159
 160 print <<END
 161 <tr><td class='boldbase'><b>$Lang::tr{'ssh key'}</b></td>
 162     <td class='boldbase'><b>$Lang::tr{'ssh fingerprint'}</b></td>
 163     <td class='boldbase'><b>$Lang::tr{'ssh key size'}</b></td></tr>
 164 END
 165 ;
 166
 167 &viewkey("/etc/ssh/ssh_host_key.pub","RSA1");
 168 &viewkey("/etc/ssh/ssh_host_rsa_key.pub","RSA2");
 169 &viewkey("/etc/ssh/ssh_host_dsa_key.pub","DSA");
 170
 171 print "</table>\n";
 172
 173 &Header::closebox();
 174
 175 &Header::closebigbox();
 176
 177 &Header::closepage();
 178
 179
 180 sub viewkey
 181 {
 182   my $key = $_[0];
 183   my $name = $_[1];
 184
 185   if ( -e $key )
 186   {
 187     my @temp = split(/ /,`/usr/bin/ssh-keygen -l -f $key`);
 188     my $keysize = &Header::cleanhtml($temp[0],"y");
 189     my $fingerprint = &Header::cleanhtml($temp[1],"y");
 190     print "<tr><td>$key ($name)</td><td><code>$fingerprint</code></td><td align='center'>$keysize</td></tr>\n";
 191   }
 192 }