(cert) Allow keysize up to 8192, closes https://github.com/opnsense/core/issues/960

(cherry picked from commit 74428f5b)

src/www/system_camanager.php

@@ -129,7 +129,7 @@ function ca_inter_create(&$ca, $keylen, $lifetime, $dn, $caref, $digest_alg = 's
 }
 
 
-$ca_keylens = array( "512", "1024", "2048", "4096");
+$ca_keylens = array( "512", "1024", "2048", "4096", "8192");
 $openssl_digest_algs = array("sha1", "sha224", "sha256", "sha384", "sha512");
 
 if (!is_array($config['cert'])) {

src/www/system_certmanager.php

@@ -86,7 +86,7 @@ $cert_methods = array(
     "internal" => gettext("Create an internal Certificate"),
     "external" => gettext("Create a Certificate Signing Request"),
 );
-$cert_keylens = array( "512", "1024", "2048", "4096");
+$cert_keylens = array( "512", "1024", "2048", "4096", "8192");
 $openssl_digest_algs = array("sha1", "sha224", "sha256", "sha384", "sha512");