Fixed network discovery when multiple ipv6 addresses have to be skipped

Author: andreas-kraus

Serverland/controller/Controller.js

@@ -66,23 +66,18 @@ module.exports = class Controller {
           var alias = 0;
 
           ifaces[ifname].forEach(function (iface) {
-            if ('IPv4' !== iface.family || iface.internal !== false) {
+              if ('IPv4' !== iface.family || iface.internal !== false) {
               // skip over internal (i.e. 127.0.0.1) and non-ipv4 addresses
+              alias++;
               return;
             }
 
-            if (alias >= 1) {
-              // this single interface has multiple ipv4 addresses
-              //console.log(ifname + ':' + alias, iface.address);
-            } else {
-              // this interface has only one ipv4 adress
-              //console.log(ifname, iface.address, iface.netmask);
-                if(searchIf == ""){
-                    searchIf = ifname;
-                    searchalias = alias+1;
-                }
+            // use first external ipv4 address found in interface
+            // this may cause the wrong address to be selected if there are multiple ipv4 addresses in the interface
+            if(searchIf == ""){
+                searchIf = ifname;
+                searchalias = alias;
             }
-            ++alias;
           });
         });