provision: add route to detect ipv4 and ipv6

dashboard/src/js/client.js

@@ -1897,6 +1897,15 @@ angular.module('Application').service('Client', ['$http', '$interval', '$timeout
         });
     };
 
+    Client.prototype.detectIp = function (callback) {
+        post('/api/v1/provision/detect_ip', {}, null, function (error, data, status) {
+            if (error) return callback(error);
+            if (status !== 200) return callback(new ClientError(status, data));
+
+            callback(null, data);
+        });
+    };
+
     Client.prototype.setup = function (data, callback) {
         post('/api/v1/provision/setup', data, null, function (error, data, status) {
             if (error) return callback(error);

dashboard/src/js/restore.js

@@ -381,7 +381,13 @@ app.controller('RestoreController', ['$scope', 'Client', function ($scope, Clien
 
                 $scope.instanceId = search.instanceId;
                 $scope.setupToken = search.setupToken;
-                $scope.initialized = true;
+
+                Client.detectIp(function (error, ip) { // this is never supposed to error
+                    if (!error) $scope.ipv4Config.provider = ip.ipv4 ? 'generic' : 'noop';
+                    if (!error) $scope.ipv6Config.provider = ip.ipv6 ? 'generic' : 'noop';
+
+                    $scope.initialized = true;
+                });
             });
         });
     }

dashboard/src/js/setup.js

@@ -310,9 +310,15 @@ app.controller('SetupDNSController', ['$scope', '$http', '$timeout', 'Client', f
             $scope.instanceId = search.instanceId;
             $scope.setupToken = search.setupToken;
             $scope.provider = status.provider;
-            $scope.state = 'initialized';
 
-            setTimeout(function () { $("[autofocus]:first").focus(); }, 100);
+            Client.detectIp(function (error, ip) { // this is never supposed to error
+                if (!error) $scope.ipv4Config.provider = ip.ipv4 ? 'generic' : 'noop';
+                if (!error) $scope.ipv6Config.provider = ip.ipv6 ? 'generic' : 'noop';
+
+                $scope.state = 'initialized';
+
+                setTimeout(function () { $("[autofocus]:first").focus(); }, 100);
+            });
         });
     }