html/cgi-bin/index.cgi

   1 #!/usr/bin/perl
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007  Michael Tremer & Christian Schmidt                      #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 use strict;
  23
  24 # enable only the following on debugging purpose
  25 #use warnings;
  26 #use CGI::Carp 'fatalsToBrowser';
  27
  28 require '/var/ipfire/general-functions.pl';
  29 require "${General::swroot}/lang.pl";
  30 require "${General::swroot}/header.pl";
  31
  32 my %cgiparams=();
  33 my %pppsettings=();
  34 my %modemsettings=();
  35 my %netsettings=();
  36 my %ddnssettings=();
  37 my $warnmessage = '';
  38 my $refresh = "";
  39 my $ipaddr='';
  40
  41 &Header::showhttpheaders();
  42
  43 $cgiparams{'ACTION'} = '';
  44 &Header::getcgihash(\%cgiparams);
  45 $pppsettings{'VALID'} = '';
  46 $pppsettings{'PROFILENAME'} = 'None';
  47 &General::readhash("${General::swroot}/ppp/settings", \%pppsettings);
  48 &General::readhash("${General::swroot}/modem/settings", \%modemsettings);
  49 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
  50 &General::readhash("${General::swroot}/ddns/settings", \%ddnssettings);
  51
  52 my %color = ();
  53 my %mainsettings = ();
  54 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
  55 &General::readhash("/srv/web/ipfire/html/themes/".$mainsettings{'THEME'}."/include/colors.txt", \%color);
  56
  57 my $connstate = &Header::connectionstatus();
  58
  59 if ($cgiparams{'ACTION'} eq $Lang::tr{'shutdown'} || $cgiparams{'ACTION'} eq $Lang::tr{'reboot'}) {
  60         $refresh = "<meta http-equiv='refresh' content='300;'>";
  61 } elsif ($connstate =~ /$Lang::tr{'connecting'}/ || /$Lang::tr{'connection closed'}/ ){
  62         $refresh = "<meta http-equiv='refresh' content='5;'>";
  63 } elsif ($connstate =~ /$Lang::tr{'dod waiting'}/ || -e "${General::swroot}/main/refreshindex") {
  64         $refresh = "<meta http-equiv='refresh' content='30;'>";
  65 }
  66
  67 if ($cgiparams{'ACTION'} eq $Lang::tr{'dial profile'})
  68 {
  69         my $profile = $cgiparams{'PROFILE'};
  70         my %tempcgiparams = ();
  71         $tempcgiparams{'PROFILE'} = '';
  72         &General::readhash("${General::swroot}/ppp/settings-$cgiparams{'PROFILE'}",
  73                 \%tempcgiparams);
  74
  75         # make a link from the selected profile to the "default" one.
  76         unlink("${General::swroot}/ppp/settings");
  77         link("${General::swroot}/ppp/settings-$cgiparams{'PROFILE'}",
  78                 "${General::swroot}/ppp/settings");
  79         system ("/usr/bin/touch", "${General::swroot}/ppp/updatesettings");
  80
  81         # read in the new params "early" so we can write secrets.
  82         %cgiparams = ();
  83         &General::readhash("${General::swroot}/ppp/settings", \%cgiparams);
  84         $cgiparams{'PROFILE'} = $profile;
  85         $cgiparams{'BACKUPPROFILE'} = $profile;
  86         &General::writehash("${General::swroot}/ppp/settings-$cgiparams{'PROFILE'}",
  87                 \%cgiparams);
  88
  89         # write secrets file.
  90         open(FILE, ">/${General::swroot}/ppp/secrets") or die "Unable to write secrets file.";
  91         flock(FILE, 2);
  92         my $username = $cgiparams{'USERNAME'};
  93         my $password = $cgiparams{'PASSWORD'};
  94         print FILE "'$username' * '$password'\n";
  95         chmod 0600, "${General::swroot}/ppp/secrets";
  96         close FILE;
  97
  98         &General::log("$Lang::tr{'profile made current'} $tempcgiparams{'PROFILENAME'}");
  99         $cgiparams{'ACTION'} = "$Lang::tr{'dial'}";
 100 }
 101
 102 if ($cgiparams{'ACTION'} eq $Lang::tr{'dial'}) {
 103         system('/usr/local/bin/redctrl start > /dev/null') == 0
 104         or &General::log("Dial failed: $?"); sleep 1;}
 105 elsif ($cgiparams{'ACTION'} eq $Lang::tr{'hangup'}) {
 106         system('/usr/local/bin/redctrl stop > /dev/null') == 0
 107         or &General::log("Hangup failed: $?"); sleep 1;}
 108
 109 my $c;
 110 my $maxprofiles = 5;
 111 my @profilenames = ();
 112
 113 for ($c = 1; $c <= $maxprofiles; $c++)
 114 {
 115         my %temppppsettings = ();
 116         $temppppsettings{'PROFILENAME'} = '';
 117         &General::readhash("${General::swroot}/ppp/settings-$c", \%temppppsettings);
 118         $profilenames[$c] = $temppppsettings{'PROFILENAME'};
 119 }
 120 my %selected;
 121 for ($c = 1; $c <= $maxprofiles; $c++) {
 122         $selected{'PROFILE'}{$c} = '';
 123 }
 124 $selected{'PROFILE'}{$pppsettings{'PROFILE'}} = "selected='selected'";
 125 my $dialButtonDisabled = "disabled='disabled'";
 126
 127
 128 &Header::openpage($Lang::tr{'main page'}, 1, $refresh);
 129 &Header::openbigbox('', 'center');
 130 &Header::openbox('100%', 'center', &Header::cleanhtml(`/bin/uname -n`,"y"));
 131
 132
 133
 134 if ( ( $pppsettings{'VALID'} eq 'yes' && $modemsettings{'VALID'} eq 'yes' ) || ( $netsettings{'CONFIG_TYPE'} =~ /^(1|2|3|4)$/ && $netsettings{'RED_TYPE'} =~ /^(DHCP|STATIC)$/ )) {
 135         if (open(IPADDR,"${General::swroot}/ddns/ipcache")) {
 136             $ipaddr = <IPADDR>;
 137             close IPADDR;
 138             chomp ($ipaddr);
 139         }
 140         if (open(IPADDR,"${General::swroot}/red/local-ipaddress")) {
 141             $ipaddr = <IPADDR>;
 142             close IPADDR;
 143             chomp ($ipaddr);
 144         }
 145 } elsif ($modemsettings{'VALID'} eq 'no') {
 146         print "$Lang::tr{'modem settings have errors'}\n </b></font>\n";
 147 } else {
 148         print "$Lang::tr{'profile has errors'}\n </b></font>\n";
 149 }
 150
 151 #if ( $netsettings{'RED_TYPE'} =~ /^(DHCP|STATIC)$/ ) {
 152 #       $ipaddr = $netsettings{'RED_ADDRESS'};
 153 #}
 154
 155 my $death = 0;
 156 my $rebirth = 0;
 157
 158 if ($cgiparams{'ACTION'} eq $Lang::tr{'shutdown'}) {
 159         $death = 1;
 160         &General::log($Lang::tr{'shutting down ipfire'});
 161         system '/usr/local/bin/ipfirereboot down';
 162 } elsif ($cgiparams{'ACTION'} eq $Lang::tr{'reboot'}) {
 163         $rebirth = 1;
 164         &General::log($Lang::tr{'rebooting ipfire'});
 165         system '/usr/local/bin/ipfirereboot boot';
 166 }
 167
 168 if ($death == 0 && $rebirth == 0) {
 169
 170 print <<END
 171 <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 172 <table width='100%'>
 173 <tr>
 174         <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'reboot'}' /></td>
 175         <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'refresh'}' /></td>
 176         <td width='33%' align='center'><input type='submit' name='ACTION' value='$Lang::tr{'shutdown'}' /></td>
 177 </tr>
 178 </table>
 179 END
 180 ;
 181 print <<END;
 182
 183 <!-- Table of networks -->
 184 <table border='0' width=80%>
 185   <tr>  <th bgcolor='$color{'color20'}'>$Lang::tr{'network'}
 186         <th bgcolor='$color{'color20'}'>IP
 187         <th bgcolor='$color{'color20'}'>$Lang::tr{'status'}
 188   <tr>  <td bgcolor='$Header::colourred' width='25%'><a href="/cgi-bin/pppsetup.cgi"><font size='2' color='white'><b>$Lang::tr{'internet'}:</b></font></a><br>
 189         <td width='30%' align='center'>$ipaddr
 190         <td width='45%' align='center'>$connstate
 191 END
 192 if ( $netsettings{'RED_TYPE'} ne "STATIC" && $netsettings{'RED_TYPE'} ne "DHCP" ){
 193 print `/usr/local/bin/dialctrl.pl show`;
 194 print <<END;
 195         <tr><td colspan='2'>
 196                 <form method='post' action='$ENV{'SCRIPT_NAME'}'>$Lang::tr{'profile'}:
 197                         <select name='PROFILE'>
 198 END
 199         for ($c = 1; $c <= $maxprofiles; $c++)
 200         {
 201                 if ($profilenames[$c] ne '') {
 202                         $dialButtonDisabled = "";
 203                         print "\t<option value='$c' $selected{'PROFILE'}{$c}>$c. $profilenames[$c]</option>\n";
 204                 }
 205         }
 206         $dialButtonDisabled = "disabled='disabled'" if (-e '/var/run/ppp-ipfire.pid' || -e "${General::swroot}/red/active");
 207         if ( ( $pppsettings{'VALID'} eq 'yes' ) || ( $netsettings{'CONFIG_TYPE'} =~ /^(1|2|3|4)$/ && $netsettings{'RED_TYPE'} =~ /^(DHCP|STATIC)$/ ) ) {
 208                 print <<END;
 209                                 </select>
 210                                 <input type='submit' name='ACTION' value='$Lang::tr{'dial profile'}' $dialButtonDisabled />
 211                         </form>
 212                         <td align='center'>
 213                                 <table width='100%' border='0'>
 214                                         <tr>
 215                                         <td width='50%' align='right'>  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 216                                                                                         <input type='submit' name='ACTION' value='$Lang::tr{'dial'}'>
 217                                                                                 </form>
 218                                         <td width='50%' align='left'>   <form method='post' action='$ENV{'SCRIPT_NAME'}'>
 219                                                                                         <input type='submit' name='ACTION' value='$Lang::tr{'hangup'}'>
 220                                                                                 </form>
 221                                 </table>
 222 END
 223         } else {
 224         print "$Lang::tr{'profile has errors'}\n </b></font>\n";
 225         }
 226 }
 227         my $HOSTNAME = (gethostbyaddr(pack("C4", split(/\./, $ipaddr)), 2))[0];
 228         if ( "$HOSTNAME" ne "" ) {
 229                 print <<END;
 230         <tr><td><b>Hostname:</b><td align='center'>$HOSTNAME<td>&nbsp;
 231 END
 232         }
 233
 234         if ( -e "/var/ipfire/red/remote-ipaddress" ) {
 235                 my $GATEWAY = `cat /var/ipfire/red/remote-ipaddress`;
 236                 chomp($GATEWAY);
 237                 print <<END;
 238         <tr><td><b>Gateway:</b><td align='center'>$GATEWAY<td>&nbsp;
 239 END
 240         }
 241
 242         my $DNS1 = `cat /var/ipfire/red/dns1`;
 243         my $DNS2 = `cat /var/ipfire/red/dns2`;
 244         chomp($DNS1);
 245         chomp($DNS1);
 246
 247         if ( $DNS1 ) { print <<END;
 248         <tr><td><b>DNS-Server:</b><td align='center'>$DNS1
 249 END
 250         }
 251         if ( $DNS2 ) { print <<END;
 252         <td align='center'>$DNS2
 253 END
 254         } else { print <<END;
 255         <td>&nbsp;
 256 END
 257         }
 258
 259         if ( $netsettings{'GREEN_DEV'} ) { print <<END;
 260                 <tr><td bgcolor='$Header::colourgreen' width='25%'><a href="/cgi-bin/dhcp.cgi"><font size='2' color='white'><b>$Lang::tr{'lan'}:</b></font></a>
 261                 <td width='30%' align='center'>$netsettings{'GREEN_ADDRESS'}
 262                 <td width='45%' align='center'>
 263 END
 264                 if ( `cat /var/ipfire/proxy/advanced/settings | grep ^ENABLE=on` ) {
 265                         print "Proxy an";
 266                         if ( `cat /var/ipfire/proxy/advanced/settings | grep ^TRANSPARENT=on` ) { print " (transparent)"; }
 267                 }       else { print "Proxy aus"; }
 268         }
 269         if ( $netsettings{'BLUE_DEV'} ) { print <<END;
 270                 <tr><td bgcolor='$Header::colourblue' width='25%'><a href="/cgi-bin/wireless.cgi"><font size='2' color='white'><b>$Lang::tr{'wireless'}:</b></font></a><br>
 271                 <td width='30%' align='center'>$netsettings{'BLUE_ADDRESS'}
 272                 <td width='45%' align='center'>
 273 END
 274                 if ( `cat /var/ipfire/proxy/advanced/settings | grep ^ENABLE_BLUE=on` ) {
 275                         print "Proxy an";
 276                         if ( `cat /var/ipfire/proxy/advanced/settings | grep ^TRANSPARENT_BLUE=on` ) { print " (transparent)"; }
 277                 }       else { print "Proxy aus"; }
 278         }
 279         if ( $netsettings{'ORANGE_DEV'} ) { print <<END;
 280                 <tr><td bgcolor='$Header::colourorange' width='25%'><a href="/cgi-bin/dmzholes.cgi"><font size='2' color='white'><b>$Lang::tr{'dmz'}:</b></font></a><br>
 281                 <td width='30%' align='center'>$netsettings{'ORANGE_ADDRESS'}
 282                 <td width='45%' align='center'><font color=$Header::colourgreen>Online</font>
 283 END
 284         }
 285         if ( `cat /var/ipfire/vpn/settings | grep ^ENABLED=on` ||
 286              `cat /var/ipfire/vpn/settings | grep ^ENABLED_BLUE=on` ) {
 287                 my $ipsecip = `cat /var/ipfire/vpn/settings | grep ^VPN_IP= | cut -c 8-`;
 288                 my @status = `/usr/sbin/ipsec auto --status`;
 289                 my %confighash = ();
 290                 &General::readhasharray("${General::swroot}/vpn/config", \%confighash);
 291                 print <<END;
 292                 <tr><td bgcolor='$Header::colourvpn' width='25%'><a href="/cgi-bin/vpnmain.cgi"><font size='2' color='white'><b>$Lang::tr{'vpn'}:</b></font></a><br>
 293                 <td width='30%' align='center'>$ipsecip
 294                 <td width='45%' align='center'><font color=$Header::colourgreen>Online</font>
 295 END
 296                 my $id = 0;
 297                 my $gif;
 298                 foreach my $key (keys %confighash) {
 299                         if ($confighash{$key}[0] eq 'on') { $gif = 'on.gif'; } else { $gif = 'off.gif'; }
 300
 301                         if ($id % 2) {
 302           print "<tr><td align='center'>&nbsp;</td><td align='center' nowrap='nowrap' bgcolor='$color{'color20'}'>$confighash{$key}[1] / " . $Lang::tr{"$confighash{$key}[3]"} . " (" . $Lang::tr{"$confighash{$key}[4]"} . ")</td>";
 303                         } else {
 304           print "<tr><td align='center'>&nbsp;</td><td align='center' nowrap='nowrap' bgcolor='$color{'color22'}'>$confighash{$key}[1] / " . $Lang::tr{"$confighash{$key}[3]"} . " (" . $Lang::tr{"$confighash{$key}[4]"} . ")</td>";
 305                         }
 306
 307                         my $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourred}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsclosed'}</font></b></td></tr></table>";
 308                         if ($confighash{$key}[0] eq 'off') {
 309                             $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourblue}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsclosed'}</font></b></td></tr></table>";
 310                         } else {
 311                             foreach my $line (@status) {
 312                                 if ($line =~ /\"$confighash{$key}[1]\".*IPsec SA established/) {
 313                                     $active = "<table cellpadding='2' cellspacing='0' bgcolor='${Header::colourgreen}' width='100%'><tr><td align='center'><b><font color='#FFFFFF'>$Lang::tr{'capsopen'}</font></b></td></tr></table>";
 314                                 }
 315                            }
 316                         }
 317                         print "<td align='center'>$active</td>";
 318                 }
 319         }
 320         if ( `cat /var/ipfire/ovpn/settings | grep ^ENABLED=on` ||
 321              `cat /var/ipfire/ovpn/settings | grep ^ENABLED_BLUE=on` ||
 322              `cat /var/ipfire/ovpn/settings | grep ^ENABLED_ORANGE=on`) {
 323                 my $ovpnip = `cat /var/ipfire/ovpn/settings | grep ^DOVPN_SUBNET= | cut -c 14- | sed -e 's\/\\/255.255.255.0\/\/'`;
 324                 print <<END;
 325                 <tr><td bgcolor='$Header::colourovpn' width='25%'><a href="/cgi-bin/ovpnmain.cgi"><font size='2' color='white'><b>OpenVPN:</b></font></a><br>
 326                 <td width='30%' align='center'>$ovpnip
 327                 <td width='45%' align='center'><font color=$Header::colourgreen>Online</font>
 328 END
 329         }
 330
 331 # Memory usage warning
 332 my @free = `/usr/bin/free`;
 333 $free[1] =~ m/(\d+)/;
 334 my $mem = $1;
 335 $free[2] =~ m/(\d+)/;
 336 my $used = $1;
 337 my $pct = int 100 * ($mem - $used) / $mem;
 338 if ($used / $mem > 90) {
 339         $warnmessage .= "<li> $Lang::tr{'high memory usage'}: $pct% !</li>\n";
 340 }
 341
 342 # Diskspace usage warning
 343 my @temp=();
 344 my $temp2=();
 345 my @df = `/bin/df -B M -x rootfs`;
 346 foreach my $line (@df) {
 347         next if $line =~ m/^Filesystem/;
 348         if ($line =~ m/root/ ) {
 349                 $line =~ m/^.* (\d+)M.*$/;
 350                 @temp = split(/ +/,$line);
 351                 if ($1<5) {
 352                         # available:plain value in MB, and not %used as 10% is too much to waste on small disk
 353                         # and root size should not vary during time
 354                         $warnmessage .= "$Lang::tr{'filesystem full'}: $temp[0] <b>$Lang::tr{'free'}=$1M</b> !\n";
 355                 }
 356
 357         } else {
 358                 # $line =~ m/^.* (\d+)m.*$/;
 359                 $line =~ m/^.* (\d+)\%.*$/;
 360                 if ($1>90) {
 361                         @temp = split(/ /,$line);
 362                         $temp2=int(100-$1);
 363                         $warnmessage .= "$Lang::tr{'filesystem full'}: $temp[0] <b>$Lang::tr{'free'}=$temp2%</b> !\n";
 364                 }
 365         }
 366 }
 367
 368 if ($warnmessage) {
 369         print "<tr><td align='center' bgcolor=$Header::colourred colspan='3'><font color='white'>$warnmessage</font></table>";
 370 }
 371 print <<END;
 372 </table>
 373
 374 END
 375 } else {
 376         my $message='';
 377         if ($death) {
 378                 $message = $Lang::tr{'ipfire has now shutdown'};
 379         } else {
 380                 $message = $Lang::tr{'ipfire has now rebooted'};
 381         }
 382         print <<END
 383 <div align='center'>
 384 <table width='100%' bgcolor='#ffffff'>
 385 <tr><td align='center'>
 386 <br /><br /><img src='/images/IPFire.png' /><br /><br /><br />
 387 </td></tr>
 388 </table>
 389 <br />
 390 <font size='6'>$message</font>
 391 </div>
 392 END
 393 ;
 394 }
 395 &Header::closebox();
 396 &Header::closebigbox();
 397 &Header::closepage();