[PATCH] ipsec: Allow selection of ESP group type

2 Jun 2015

If a connection is edited, the IKE group types will be used instead.
Fixes #10860
Signed-off-by: Michael Tremer michael.tremer@ipfire.org
---
 doc/language_issues.de   |  1 +
 doc/language_issues.es   |  1 +
 doc/language_issues.fr   |  1 +
 doc/language_issues.it   |  1 +
 doc/language_issues.nl   |  1 +
 doc/language_issues.pl   |  1 +
 doc/language_issues.ru   |  1 +
 doc/language_issues.tr   |  1 +
 html/cgi-bin/vpnmain.cgi | 73 ++++++++++++++++++++++++++++++++++++++++++------
 langs/en/cgi-bin/en.pl   |  1 +
 10 files changed, 74 insertions(+), 8 deletions(-)

diff --git a/doc/language_issues.de b/doc/language_issues.de
index 90accb3c006a..0d86987569b5 100644
--- a/doc/language_issues.de
+++ b/doc/language_issues.de
@@ -644,6 +644,7 @@ WARNING: untranslated string: fwhost cust geoipgrp
 WARNING: untranslated string: fwhost err hostip
 WARNING: untranslated string: ike lifetime should be between 1 and 8 hours
 WARNING: untranslated string: no data
+WARNING: untranslated string: none
 WARNING: untranslated string: qos add subclass
 WARNING: untranslated string: route config changed
 WARNING: untranslated string: routing config added
diff --git a/doc/language_issues.es b/doc/language_issues.es
index fe8b726243ab..b0c066f644a3 100644
--- a/doc/language_issues.es
+++ b/doc/language_issues.es
@@ -917,6 +917,7 @@ WARNING: untranslated string: most preferred
 WARNING: untranslated string: nameserver
 WARNING: untranslated string: no data
 WARNING: untranslated string: no hardware random number generator
+WARNING: untranslated string: none
 WARNING: untranslated string: not a valid dh key
 WARNING: untranslated string: notice
 WARNING: untranslated string: openvpn default
diff --git a/doc/language_issues.fr b/doc/language_issues.fr
index fee481d25bb0..b13969b01705 100644
--- a/doc/language_issues.fr
+++ b/doc/language_issues.fr
@@ -932,6 +932,7 @@ WARNING: untranslated string: most preferred
 WARNING: untranslated string: nameserver
 WARNING: untranslated string: no data
 WARNING: untranslated string: no hardware random number generator
+WARNING: untranslated string: none
 WARNING: untranslated string: not a valid dh key
 WARNING: untranslated string: notice
 WARNING: untranslated string: ntp common settings
diff --git a/doc/language_issues.it b/doc/language_issues.it
index 2f61cb61b17c..c133fec1b84f 100644
--- a/doc/language_issues.it
+++ b/doc/language_issues.it
@@ -705,6 +705,7 @@ WARNING: untranslated string: masquerading disabled
 WARNING: untranslated string: masquerading enabled
 WARNING: untranslated string: messages
 WARNING: untranslated string: no data
+WARNING: untranslated string: none
 WARNING: untranslated string: outgoing compression in bytes per second
 WARNING: untranslated string: outgoing overhead in bytes per second
 WARNING: untranslated string: ovpn add conf
diff --git a/doc/language_issues.nl b/doc/language_issues.nl
index fadc79272f9b..692420e6b30b 100644
--- a/doc/language_issues.nl
+++ b/doc/language_issues.nl
@@ -737,6 +737,7 @@ WARNING: untranslated string: modem status
 WARNING: untranslated string: monitor interface
 WARNING: untranslated string: nameserver
 WARNING: untranslated string: no data
+WARNING: untranslated string: none
 WARNING: untranslated string: not a valid dh key
 WARNING: untranslated string: outgoing compression in bytes per second
 WARNING: untranslated string: outgoing overhead in bytes per second
diff --git a/doc/language_issues.pl b/doc/language_issues.pl
index fe8b726243ab..b0c066f644a3 100644
--- a/doc/language_issues.pl
+++ b/doc/language_issues.pl
@@ -917,6 +917,7 @@ WARNING: untranslated string: most preferred
 WARNING: untranslated string: nameserver
 WARNING: untranslated string: no data
 WARNING: untranslated string: no hardware random number generator
+WARNING: untranslated string: none
 WARNING: untranslated string: not a valid dh key
 WARNING: untranslated string: notice
 WARNING: untranslated string: openvpn default
diff --git a/doc/language_issues.ru b/doc/language_issues.ru
index a9e900134b79..f23b103e1642 100644
--- a/doc/language_issues.ru
+++ b/doc/language_issues.ru
@@ -917,6 +917,7 @@ WARNING: untranslated string: most preferred
 WARNING: untranslated string: nameserver
 WARNING: untranslated string: no data
 WARNING: untranslated string: no hardware random number generator
+WARNING: untranslated string: none
 WARNING: untranslated string: not a valid dh key
 WARNING: untranslated string: notice
 WARNING: untranslated string: openvpn default
diff --git a/doc/language_issues.tr b/doc/language_issues.tr
index d94953a84d93..8ec9e31295ec 100644
--- a/doc/language_issues.tr
+++ b/doc/language_issues.tr
@@ -684,6 +684,7 @@ WARNING: untranslated string: incoming compression in bytes per second
 WARNING: untranslated string: incoming overhead in bytes per second
 WARNING: untranslated string: invalid input for valid till days
 WARNING: untranslated string: no data
+WARNING: untranslated string: none
 WARNING: untranslated string: outgoing compression in bytes per second
 WARNING: untranslated string: outgoing overhead in bytes per second
 WARNING: untranslated string: ovpn add conf
diff --git a/html/cgi-bin/vpnmain.cgi b/html/cgi-bin/vpnmain.cgi
index 94900765f523..6458bf251920 100644
--- a/html/cgi-bin/vpnmain.cgi
+++ b/html/cgi-bin/vpnmain.cgi
@@ -327,7 +327,13 @@ sub writeipsecfiles {
    if ($lconfighash{$key}[21] && $lconfighash{$key}[22]) {
    	my @encs   = split('|', $lconfighash{$key}[21]);
    	my @ints   = split('|', $lconfighash{$key}[22]);
-		my @groups = split('|', $lconfighash{$key}[20]);
+		my @groups = split('|', $lconfighash{$key}[23]);
+
+		# Use IKE grouptype if no ESP group type has been selected
+		# (for backwards compatibility)
+		if ($lconfighash{$key}[23] eq "") {
+			@groups = split('|', $lconfighash{$key}[20]);
+		}
my @algos = &make_algos("esp", @encs, @ints, @groups, ($pfs eq "on"));
    	print CONF "\tesp=" . join(",", @algos);
@@ -1260,6 +1266,9 @@ END
    $cgiparams{'ESP_ENCRYPTION'} 	= $confighash{$cgiparams{'KEY'}}[21];
    $cgiparams{'ESP_INTEGRITY'}  	= $confighash{$cgiparams{'KEY'}}[22];
    $cgiparams{'ESP_GROUPTYPE'}  	= $confighash{$cgiparams{'KEY'}}[23];
+	if ($cgiparams{'ESP_GROUPTYPE'} eq "") {
+		$cgiparams{'ESP_GROUPTYPE'} = $cgiparams{'IKE_GROUPTYPE'};
+	}
    $cgiparams{'ESP_KEYLIFE'}    	= $confighash{$cgiparams{'KEY'}}[17];
    $cgiparams{'COMPRESSION'}    	= $confighash{$cgiparams{'KEY'}}[13];
    $cgiparams{'ONLY_PROPOSED'}  	= $confighash{$cgiparams{'KEY'}}[24];
@@ -1855,7 +1864,7 @@ END
    $cgiparams{'IKE_LIFETIME'}   = '3';		#[16];
    $cgiparams{'ESP_ENCRYPTION'} = 'aes256gcm128|aes256gcm96|aes256gcm64|aes256|aes192gcm128|aes192gcm96|aes192gcm64|aes192|aes128gcm128|aes128gcm96|aes128gcm64|aes128';	#[21];
    $cgiparams{'ESP_INTEGRITY'}  = 'sha2_512|sha2_256|sha1';	#[22];
-	$cgiparams{'ESP_GROUPTYPE'}  = '';		#[23];
+	$cgiparams{'ESP_GROUPTYPE'}  = '4096|3072|2048|1536|1024';		#[23];
    $cgiparams{'ESP_KEYLIFE'}    = '1';		#[17];
    $cgiparams{'COMPRESSION'}    = 'on';		#[13];
    $cgiparams{'ONLY_PROPOSED'}  = 'off';		#[24];
@@ -2165,13 +2174,17 @@ if(($cgiparams{'ACTION'} eq $Lang::tr{'advanced'}) ||
    	goto ADVANCED_ERROR;
        }
    }
-	if ($cgiparams{'ESP_GROUPTYPE'} ne '' &&
-	    $cgiparams{'ESP_GROUPTYPE'} !~  /^ecp(192|224|256|384|512)(bp)?$/ &&
-	    $cgiparams{'ESP_GROUPTYPE'} !~  /^modp(1024|1536|2048|2048s(256|224|160)|3072|4096|6144|8192)$/) {
+	@temp = split('|', $cgiparams{'ESP_GROUPTYPE'});
+	if ($#temp < 0) {
        $errormessage = $Lang::tr{'invalid input'};
        goto ADVANCED_ERROR;
    }
-
+	foreach my $val (@temp) {
+	    if ($val !~ /^(e521|e384|e256|e224|e192|e512bp|e384bp|e256bp|e224bp|1024|1536|2048|2048s256|2048s224|2048s160|3072|4096|6144|8192|none)$/) {
+		$errormessage = $Lang::tr{'invalid input'};
+		goto ADVANCED_ERROR;
+	    }
+	}
    if ($cgiparams{'ESP_KEYLIFE'} !~ /^\d+$/) {
        $errormessage = $Lang::tr{'invalid input for esp keylife'};
        goto ADVANCED_ERROR;
@@ -2234,6 +2247,9 @@ if(($cgiparams{'ACTION'} eq $Lang::tr{'advanced'}) ||
    $cgiparams{'ESP_ENCRYPTION'} = $confighash{$cgiparams{'KEY'}}[21];
    $cgiparams{'ESP_INTEGRITY'}  = $confighash{$cgiparams{'KEY'}}[22];
    $cgiparams{'ESP_GROUPTYPE'}  = $confighash{$cgiparams{'KEY'}}[23];
+	if ($cgiparams{'ESP_GROUPTYPE'} eq "") {
+		$cgiparams{'ESP_GROUPTYPE'} = $cgiparams{'IKE_GROUPTYPE'};
+	}
    $cgiparams{'ESP_KEYLIFE'}    = $confighash{$cgiparams{'KEY'}}[17];
    $cgiparams{'COMPRESSION'}    = $confighash{$cgiparams{'KEY'}}[13];
    $cgiparams{'ONLY_PROPOSED'}  = $confighash{$cgiparams{'KEY'}}[24];
@@ -2323,7 +2339,17 @@ if(($cgiparams{'ACTION'} eq $Lang::tr{'advanced'}) ||
     $checked{'ESP_INTEGRITY'}{'aesxcbc'} = '';
     @temp = split('|', $cgiparams{'ESP_INTEGRITY'});
     foreach my $key (@temp) {$checked{'ESP_INTEGRITY'}{$key} = "selected='selected'"; }
-    $checked{'ESP_GROUPTYPE'}{$cgiparams{'ESP_GROUPTYPE'}} = "selected='selected'";
+    $checked{'ESP_GROUPTYPE'}{'768'} = '';
+    $checked{'ESP_GROUPTYPE'}{'1024'} = '';
+    $checked{'ESP_GROUPTYPE'}{'1536'} = '';
+    $checked{'ESP_GROUPTYPE'}{'2048'} = '';
+    $checked{'ESP_GROUPTYPE'}{'3072'} = '';
+    $checked{'ESP_GROUPTYPE'}{'4096'} = '';
+    $checked{'ESP_GROUPTYPE'}{'6144'} = '';
+    $checked{'ESP_GROUPTYPE'}{'8192'} = '';
+    $checked{'ESP_GROUPTYPE'}{'none'} = '';
+    @temp = split('|', $cgiparams{'ESP_GROUPTYPE'});
+    foreach my $key (@temp) {$checked{'ESP_GROUPTYPE'}{$key} = "selected='selected'"; }
$checked{'COMPRESSION'} = $cgiparams{'COMPRESSION'} eq 'on' ? "checked='checked'" : '' ;
     $checked{'ONLY_PROPOSED'} = $cgiparams{'ONLY_PROPOSED'} eq 'on' ? "checked='checked'" : '' ;
@@ -2484,7 +2510,30 @@ if(($cgiparams{'ACTION'} eq $Lang::tr{'advanced'}) ||
    				<option value='1024' $checked{'IKE_GROUPTYPE'}{'1024'}>MODP-1024</option>
    			</select>
    		</td>
-			<td></td>
+			<td class='boldbase'>
+				<select name='ESP_GROUPTYPE' multiple='multiple' size='6' style='width: 100%'>
+					<option value='e521' $checked{'ESP_GROUPTYPE'}{'e521'}>ECP-521 (NIST)</option>
+					<option value='e512bp' $checked{'ESP_GROUPTYPE'}{'e512bp'}>ECP-512 (Brainpool)</option>
+					<option value='e384' $checked{'ESP_GROUPTYPE'}{'e384'}>ECP-384 (NIST)</option>
+					<option value='e384bp' $checked{'ESP_GROUPTYPE'}{'e384bp'}>ECP-384 (Brainpool)</option>
+					<option value='e256' $checked{'ESP_GROUPTYPE'}{'e256'}>ECP-256 (NIST)</option>
+					<option value='e256bp' $checked{'ESP_GROUPTYPE'}{'e256bp'}>ECP-256 (Brainpool)</option>
+					<option value='e224' $checked{'ESP_GROUPTYPE'}{'e224'}>ECP-224 (NIST)</option>
+					<option value='e224bp' $checked{'ESP_GROUPTYPE'}{'e224bp'}>ECP-224 (Brainpool)</option>
+					<option value='e192' $checked{'ESP_GROUPTYPE'}{'e192'}>ECP-192 (NIST)</option>
+					<option value='8192' $checked{'ESP_GROUPTYPE'}{'8192'}>MODP-8192</option>
+					<option value='6144' $checked{'ESP_GROUPTYPE'}{'6144'}>MODP-6144</option>
+					<option value='4096' $checked{'ESP_GROUPTYPE'}{'4096'}>MODP-4096</option>
+					<option value='3072' $checked{'ESP_GROUPTYPE'}{'3072'}>MODP-3072</option>
+					<option value='2048s256' $checked{'ESP_GROUPTYPE'}{'2048s256'}>MODP-2048/256</option>
+					<option value='2048s224' $checked{'ESP_GROUPTYPE'}{'2048s224'}>MODP-2048/224</option>
+					<option value='2048s160' $checked{'ESP_GROUPTYPE'}{'2048s160'}>MODP-2048/160</option>
+					<option value='2048' $checked{'ESP_GROUPTYPE'}{'2048'}>MODP-2048</option>
+					<option value='1536' $checked{'ESP_GROUPTYPE'}{'1536'}>MODP-1536</option>
+					<option value='1024' $checked{'ESP_GROUPTYPE'}{'1024'}>MODP-1024</option>
+					<option value='none' $checked{'ESP_GROUPTYPE'}{'none'}>- $Lang::tr{'none'} -</option>
+				</select>
+			</td>
    	</tr>
    </tbody>
     </table>
@@ -3029,6 +3078,14 @@ sub make_algos($$$$$) {
    				if (!$is_aead) {
    					push(@algo, $int);
    				}
+
+					if ($grp eq "none") {
+						# noop
+					} elsif ($grp =~ m/^e(.*)$/) {
+						push(@algo, "ecp$1");
+					} else {
+						push(@algo, "modp$grp");
+					}
    			}
push(@algos, join("-", @algo));
diff --git a/langs/en/cgi-bin/en.pl b/langs/en/cgi-bin/en.pl
index 43601c86eb22..19f5fdd1be94 100644
--- a/langs/en/cgi-bin/en.pl
+++ b/langs/en/cgi-bin/en.pl
@@ -1645,6 +1645,7 @@
 'no modem selected' => 'No modem selected',
 'no set selected' => 'No set was selected',
 'no time limit' => 'unlimited time',
+'none' => 'none',
 'none found' => 'none found',
 'nonetworkname' => 'No Network Name entered',
 'noservicename' => 'No Service Name entered',
-- 
2.1.0


    

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[PATCH] ipsec: Allow selection of ESP group type