squid: Add NTLM authentication against Windows Active Directory servers.

[people/pmueller/ipfire-2.x.git] / html / cgi-bin / proxy.cgi

diff --git a/html/cgi-bin/proxy.cgi b/html/cgi-bin/proxy.cgi
index c42d35a95e5ba0160199eb610b2e3e28b7ec3d14..9476b743243dc1a2ec0c6b87ee622191bf23f4df 100644 (file)
--- a/html/cgi-bin/proxy.cgi
+++ b/html/cgi-bin/proxy.cgi
@@ -172,6 +172,8 @@ unless (-e $acl_include) { system("touch $acl_include"); }
 unless (-e $browserdb) { system("touch $browserdb"); }
 unless (-e $mimetypes) { system("touch $mimetypes"); }
 
+my $HAVE_NTLM_AUTH = (-e "/usr/bin/ntlm_auth");
+
 open FILE, $browserdb;
 @useragentlist = sort { reverse(substr(reverse(substr($a,index($a,',')+1)),index(reverse(substr($a,index($a,','))),',')+1)) cmp reverse(substr(reverse(substr($b,index($b,',')+1)),index(reverse(substr($b,index($b,','))),',')+1))} grep !/(^$)|(^\s*#)/,<FILE>;
 close(FILE);
@@ -180,8 +182,8 @@ close(FILE);
 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
 
 my $green_cidr = &General::ipcidr("$netsettings{'GREEN_NETADDRESS'}\/$netsettings{'GREEN_NETMASK'}");
-my $blue_cidr = "# Blue not defined";
-if ($netsettings{'BLUE_DEV'}) {
+my $blue_cidr = "";
+if (&Header::blue_used() && $netsettings{'BLUE_DEV'}) {
        $blue_cidr = &General::ipcidr("$netsettings{'BLUE_NETADDRESS'}\/$netsettings{'BLUE_NETMASK'}");
 }
 
@@ -195,6 +197,7 @@ $proxysettings{'ENABLE_BLUE'} = 'off';
 $proxysettings{'TRANSPARENT'} = 'off';
 $proxysettings{'TRANSPARENT_BLUE'} = 'off';
 $proxysettings{'PROXY_PORT'} = '800';
+$proxysettings{'TRANSPARENT_PORT'} = '3128';
 $proxysettings{'VISIBLE_HOSTNAME'} = '';
 $proxysettings{'ADMIN_MAIL_ADDRESS'} = '';
 $proxysettings{'ADMIN_PASSWORD'} = '';
@@ -212,7 +215,7 @@ $proxysettings{'LOGGING'} = 'off';
 $proxysettings{'CACHEMGR'} = 'off';
 $proxysettings{'LOGQUERY'} = 'off';
 $proxysettings{'LOGUSERAGENT'} = 'off';
-$proxysettings{'FILEDESCRIPTORS'} = '4096';
+$proxysettings{'FILEDESCRIPTORS'} = '16384';
 $proxysettings{'CACHE_MEM'} = '2';
 $proxysettings{'CACHE_SIZE'} = '50';
 $proxysettings{'MAX_SIZE'} = '4096';
@@ -359,6 +362,15 @@ if (($proxysettings{'ACTION'} eq $Lang::tr{'save'}) || ($proxysettings{'ACTION'}
                $errormessage = $Lang::tr{'advproxy errmsg invalid proxy port'};
                goto ERROR;
        }
+       if (!(&General::validport($proxysettings{'TRANSPARENT_PORT'})))
+       {
+               $errormessage = $Lang::tr{'advproxy errmsg invalid proxy port'};
+               goto ERROR;
+       }
+       if ($proxysettings{'PROXY_PORT'} eq $proxysettings{'TRANSPARENT_PORT'}) {
+               $errormessage = $Lang::tr{'advproxy errmsg proxy ports equal'};
+               goto ERROR;
+       }
        if (!($proxysettings{'UPSTREAM_PROXY'} eq ''))
        {
                my @temp = split(/:/,$proxysettings{'UPSTREAM_PROXY'});
@@ -381,7 +393,7 @@ if (($proxysettings{'ACTION'} eq $Lang::tr{'save'}) || ($proxysettings{'ACTION'}
                }
        }
        if (!($proxysettings{'FILEDESCRIPTORS'} =~ /^\d+/) ||
-               ($proxysettings{'FILEDESCRIPTORS'} < 1) || ($proxysettings{'FILEDESCRIPTORS'} > 16384))
+               ($proxysettings{'FILEDESCRIPTORS'} < 1) || ($proxysettings{'FILEDESCRIPTORS'} > 1048576))
        {
                $errormessage = $Lang::tr{'proxy errmsg filedescriptors'};
                goto ERROR;
@@ -850,6 +862,7 @@ $checked{'AUTH_METHOD'}{'ncsa'} = '';
 $checked{'AUTH_METHOD'}{'ident'} = '';
 $checked{'AUTH_METHOD'}{'ldap'} = '';
 $checked{'AUTH_METHOD'}{'ntlm'} = '';
+$checked{'AUTH_METHOD'}{'ntlm-auth'} = '';
 $checked{'AUTH_METHOD'}{'radius'} = '';
 $checked{'AUTH_METHOD'}{$proxysettings{'AUTH_METHOD'}} = "checked='checked'";
 
@@ -956,8 +969,8 @@ print <<END
 <tr>
        <td class='base'>$Lang::tr{'advproxy transparent on'} <font color="$Header::colourgreen">Green</font>:</td>
        <td><input type='checkbox' name='TRANSPARENT' $checked{'TRANSPARENT'}{'on'} /></td>
-       <td class='base'>$Lang::tr{'advproxy visible hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
-       <td><input type='text' name='VISIBLE_HOSTNAME' value='$proxysettings{'VISIBLE_HOSTNAME'}' /></td>
+       <td width='25%' class='base'>$Lang::tr{'advproxy proxy port transparent'}:</td>
+       <td width='30%'><input type='text' name='TRANSPARENT_PORT' value='$proxysettings{'TRANSPARENT_PORT'}' size='5' /></td>
 </tr>
 <tr>
 END
@@ -969,7 +982,8 @@ if ($netsettings{'BLUE_DEV'}) {
        print "<td colspan='2'>&nbsp;</td>";
 }
 print <<END
-       <td colspan='2'>&nbsp;</td>
+       <td class='base'>$Lang::tr{'advproxy visible hostname'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
+       <td><input type='text' name='VISIBLE_HOSTNAME' value='$proxysettings{'VISIBLE_HOSTNAME'}' /></td>
 </tr>
 <tr>
 END
@@ -1195,7 +1209,7 @@ print <<END
        <td colspan='4'><b>$Lang::tr{'advproxy destination ports'}</b></td>
 </tr>
 <tr>
-       <td width='25%' align=center></td> <td width='20%' align=center></td><td width='25%' align=center></td><td width='30%' align=center></td>
+       <td width='25%' align='center'></td> <td width='20%' align='center'></td><td width='25%' align='center'></td><td width='30%' align='center'></td>
 </tr>
 <tr>
        <td colspan='2' class='base'>$Lang::tr{'advproxy standard ports'}:</td>
@@ -1667,26 +1681,41 @@ print <<END
        <td class='base'>$Lang::tr{'advproxy fake referer'}:&nbsp;<img src='/blob.gif' alt='*' /></td>
 </tr>
 <tr>
-       <td><input type='text' name='FAKE_USERAGENT' value='$proxysettings{'FAKE_USERAGENT'}' size='56' /></td>
-       <td><input type='text' name='FAKE_REFERER' value='$proxysettings{'FAKE_REFERER'}' size='56' /></td>
+       <td><input type='text' name='FAKE_USERAGENT' value='$proxysettings{'FAKE_USERAGENT'}' size='40%' /></td>
+       <td><input type='text' name='FAKE_REFERER' value='$proxysettings{'FAKE_REFERER'}' size='40%' /></td>
 </tr>
 </table>
 <hr size='1'>
 END
 ;
 
-print <<END
+my $auth_columns = 5;
+if ($HAVE_NTLM_AUTH) {
+       $auth_columns++;
+}
+my $auth_column_width = 100 / $auth_columns;
+
+print <<END;
 <table width='100%'>
 <tr>
-       <td colspan='5'><b>$Lang::tr{'advproxy AUTH method'}</b></td>
+       <td colspan='$auth_columns'><b>$Lang::tr{'advproxy AUTH method'}</b></td>
 </tr>
 <tr>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='none' $checked{'AUTH_METHOD'}{'none'} />$Lang::tr{'advproxy AUTH method none'}</td>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='ncsa' $checked{'AUTH_METHOD'}{'ncsa'} />$Lang::tr{'advproxy AUTH method ncsa'}</td>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='ident' $checked{'AUTH_METHOD'}{'ident'} />$Lang::tr{'advproxy AUTH method ident'}</td>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='ldap' $checked{'AUTH_METHOD'}{'ldap'} />$Lang::tr{'advproxy AUTH method ldap'}</td>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='ntlm' $checked{'AUTH_METHOD'}{'ntlm'} />$Lang::tr{'advproxy AUTH method ntlm'}</td>
-       <td width='16%' class='base'><input type='radio' name='AUTH_METHOD' value='radius' $checked{'AUTH_METHOD'}{'radius'} />$Lang::tr{'advproxy AUTH method radius'}</td>
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='none' $checked{'AUTH_METHOD'}{'none'} />$Lang::tr{'advproxy AUTH method none'}</td>
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='ncsa' $checked{'AUTH_METHOD'}{'ncsa'} />$Lang::tr{'advproxy AUTH method ncsa'}</td>
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='ident' $checked{'AUTH_METHOD'}{'ident'} />$Lang::tr{'advproxy AUTH method ident'}</td>
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='ldap' $checked{'AUTH_METHOD'}{'ldap'} />$Lang::tr{'advproxy AUTH method ldap'}</td>
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='ntlm' $checked{'AUTH_METHOD'}{'ntlm'} />$Lang::tr{'advproxy AUTH method ntlm'}</td>
+END
+
+if ($HAVE_NTLM_AUTH) {
+       print <<END;
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='ntlm-auth' $checked{'AUTH_METHOD'}{'ntlm-auth'} />$Lang::tr{'advproxy AUTH method ntlm auth'}</td>
+END
+}
+
+print <<END
+       <td width='$auth_column_width%' class='base'><input type='radio' name='AUTH_METHOD' value='radius' $checked{'AUTH_METHOD'}{'radius'} />$Lang::tr{'advproxy AUTH method radius'}</td>
 </tr>
 </table>
 END
@@ -2225,7 +2254,7 @@ print <<END
        <td width='25%'><input type='text' name='NCSA_USERNAME' value='$proxysettings{'NCSA_USERNAME'}' size='12'
 END
 ;
-       if ($proxysettings{'ACTION'} eq $Lang::tr{'edit'}) { print " readonly "; }
+       if ($proxysettings{'ACTION'} eq $Lang::tr{'edit'}) { print " readonly='readonly' "; }
        print <<END
         /></td>
        <td width='25%' class='base'>$Lang::tr{'advproxy NCSA group'}:</td>
@@ -2961,11 +2990,23 @@ sub writepacfile
                print FILE <<END
 if (
      (isPlainHostName(host)) ||
-     (dnsDomainIs(host, ".$mainsettings{'DOMAINNAME'}")) ||
      (isInNet(host, "127.0.0.1", "255.0.0.0")) ||
-     (isInNet(host, "10.0.0.0", "255.0.0.0")) ||
-     (isInNet(host, "172.16.0.0", "255.240.0.0")) ||
-     (isInNet(host, "192.168.0.0", "255.255.0.0")) ||
+END
+;
+
+       if ($netsettings{'GREEN_DEV'}) {
+               print FILE "     (isInNet(host, \"$netsettings{'GREEN_NETADDRESS'}\", \"$netsettings{'GREEN_NETMASK'}\")) ||\n";
+       }
+
+       if (&Header::blue_used() && $netsettings{'BLUE_DEV'}) {
+               print FILE "     (isInNet(host, \"$netsettings{'BLUE_NETADDRESS'}\", \"$netsettings{'BLUE_NETMASK'}\")) ||\n";
+       }
+
+       if (&Header::orange_used() && $netsettings{'ORANGE_DEV'}) {
+               print FILE "     (isInNet(host, \"$netsettings{'ORANGE_NETADDRESS'}\", \"$netsettings{'ORANGE_NETMASK'}\")) ||\n";
+       }
+
+       print FILE <<END
      (isInNet(host, "169.254.0.0", "255.255.0.0"))
    )
      return "DIRECT";
@@ -3071,16 +3112,32 @@ icp_port 0
 
 END
        ;
+
+       # Include file with user defined settings.
+       if (-e "/etc/squid/squid.conf.pre.local") {
+               print FILE "include /etc/squid/squid.conf.pre.local\n\n";
+       }
+
        print FILE "http_port $netsettings{'GREEN_ADDRESS'}:$proxysettings{'PROXY_PORT'}";
-       if ($proxysettings{'TRANSPARENT'} eq 'on') { print FILE " transparent" }
        if ($proxysettings{'NO_CONNECTION_AUTH'} eq 'on') { print FILE " no-connection-auth" }
        print FILE "\n";
 
+       if ($proxysettings{'TRANSPARENT'} eq 'on') {
+               print FILE "http_port $netsettings{'GREEN_ADDRESS'}:$proxysettings{'TRANSPARENT_PORT'} intercept";
+               if ($proxysettings{'NO_CONNECTION_AUTH'} eq 'on') { print FILE " no-connection-auth" }
+               print FILE "\n";
+       }
+
        if ($netsettings{'BLUE_DEV'} && $proxysettings{'ENABLE_BLUE'} eq 'on') {
                print FILE "http_port $netsettings{'BLUE_ADDRESS'}:$proxysettings{'PROXY_PORT'}";
-               if ($proxysettings{'TRANSPARENT_BLUE'} eq 'on') { print FILE " transparent" }
                if ($proxysettings{'NO_CONNECTION_AUTH'} eq 'on') { print FILE " no-connection-auth" }
                print FILE "\n";
+
+               if ($proxysettings{'TRANSPARENT_BLUE'} eq 'on') {
+                       print FILE "http_port $netsettings{'BLUE_ADDRESS'}:$proxysettings{'TRANSPARENT_PORT'} intercept";
+                       if ($proxysettings{'NO_CONNECTION_AUTH'} eq 'on') { print FILE " no-connection-auth" }
+                       print FILE "\n";
+               }
        }
 
        if ($proxysettings{'CACHE_SIZE'} > 0)
@@ -3104,7 +3161,6 @@ END
        print FILE <<END
 
 cache_effective_user squid
-cache_effective_group squid
 umask 022
 
 pid_filename /var/run/squid.pid
@@ -3138,12 +3194,12 @@ END
        if ($proxysettings{'LOGGING'} eq 'on')
        {
                print FILE <<END
-access_log /var/log/squid/access.log
+access_log stdio:/var/log/squid/access.log
 cache_log /var/log/squid/cache.log
 cache_store_log none
 END
        ;
-               if ($proxysettings{'LOGUSERAGENT'} eq 'on') { print FILE "useragent_log \/var\/log\/squid\/user_agent.log\n"; }
+               if ($proxysettings{'LOGUSERAGENT'} eq 'on') { print FILE "access_log stdio:\/var\/log\/squid\/user_agent.log useragent\n"; }
                if ($proxysettings{'LOGQUERY'} eq 'on') { print FILE "\nstrip_query_terms off\n"; }
        } else {
                print FILE <<END
@@ -3176,7 +3232,7 @@ END
        {
                if ($proxysettings{'AUTH_METHOD'} eq 'ncsa')
                {
-                       print FILE "auth_param basic program $authdir/ncsa_auth $userdb\n";
+                       print FILE "auth_param basic program $authdir/basic_ncsa_auth $userdb\n";
                        print FILE "auth_param basic children $proxysettings{'AUTH_CHILDREN'}\n";
                        print FILE "auth_param basic realm $authrealm\n";
                        print FILE "auth_param basic credentialsttl $proxysettings{'AUTH_CACHE_TTL'} minutes\n";
@@ -3186,7 +3242,7 @@ END
                if ($proxysettings{'AUTH_METHOD'} eq 'ldap')
                {
                        print FILE "auth_param basic utf8 on\n";
-                       print FILE "auth_param basic program $authdir/squid_ldap_auth -b \"$proxysettings{'LDAP_BASEDN'}\"";
+                       print FILE "auth_param basic program $authdir/basic_ldap_auth -b \"$proxysettings{'LDAP_BASEDN'}\"";
                        if (!($proxysettings{'LDAP_BINDDN_USER'} eq '')) { print FILE " -D \"$proxysettings{'LDAP_BINDDN_USER'}\""; }
                        if (!($proxysettings{'LDAP_BINDDN_PASS'} eq '')) { print FILE " -w $proxysettings{'LDAP_BINDDN_PASS'}"; }
                        if ($proxysettings{'LDAP_TYPE'} eq 'ADS')
@@ -3237,7 +3293,7 @@ END
                                print FILE "auth_param ntlm children $proxysettings{'AUTH_CHILDREN'}\n";
                                if (!($proxysettings{'AUTH_IPCACHE_TTL'} eq '0')) { print FILE "\nauthenticate_ip_ttl $proxysettings{'AUTH_IPCACHE_TTL'} minutes\n"; }
                        } else {
-                               print FILE "auth_param basic program $authdir/msnt_auth\n";
+                               print FILE "auth_param basic program $authdir/basic_msnt_auth\n";
                                print FILE "auth_param basic children $proxysettings{'AUTH_CHILDREN'}\n";
                                print FILE "auth_param basic realm $authrealm\n";
                                print FILE "auth_param basic credentialsttl $proxysettings{'AUTH_CACHE_TTL'} minutes\n";
@@ -3261,9 +3317,15 @@ END
                        }
                }
 
+               if ($proxysettings{'AUTH_METHOD'} eq 'ntlm-auth')
+               {
+                       print FILE "auth_param ntlm program /usr/bin/ntlm_auth --helper-protocol=squid-2.5-ntlmssp\n";
+                       print FILE "auth_param ntlm children $proxysettings{'AUTH_CHILDREN'}\n";
+               }
+
                if ($proxysettings{'AUTH_METHOD'} eq 'radius')
                {
-                       print FILE "auth_param basic program $authdir/squid_radius_auth -h $proxysettings{'RADIUS_SERVER'} -p $proxysettings{'RADIUS_PORT'} ";
+                       print FILE "auth_param basic program $authdir/basic_radius_auth -h $proxysettings{'RADIUS_SERVER'} -p $proxysettings{'RADIUS_PORT'} ";
                        if (!($proxysettings{'RADIUS_IDENTIFIER'} eq '')) { print FILE "-i $proxysettings{'RADIUS_IDENTIFIER'} "; }
                        print FILE "-w $proxysettings{'RADIUS_SECRET'}\n";
                        print FILE "auth_param basic children $proxysettings{'AUTH_CHILDREN'}\n";
@@ -3356,11 +3418,6 @@ END
                print FILE "acl blocked_mimetypes rep_mime_type \"$mimetypes\"\n\n";
        }
 
-       print FILE <<END
-#acl all src all
-acl localhost src 127.0.0.1/32
-END
-;
 open (PORTS,"$acl_ports_ssl");
 @temp = <PORTS>;
 close PORTS;
@@ -3456,8 +3513,7 @@ END
        # Check if squidclamav is enabled.
        if ($proxysettings{'ENABLE_CLAMAV'} eq 'on') {
                print FILE "\n#Settings for squidclamav:\n";
-               print FILE "http_port 127.0.0.1:$proxysettings{'PROXY_PORT'} transparent\n";
-               print FILE "acl to_localhost dst 127.0.0.0/8\n";
+               print FILE "http_port 127.0.0.1:$proxysettings{'PROXY_PORT'}\n";
                print FILE "acl purge method PURGE\n";
                print FILE "http_access deny to_localhost\n";
                print FILE "http_access allow localhost\n";