use API call to get next free VMID

We cant use the ResourceStore, because it only contains VM accessable for
actual user.

www/manager/data/ResourceStore.js

@@ -2,22 +2,11 @@ Ext.define('PVE.data.ResourceStore', {
     extend: 'PVE.data.UpdateStore',
     singleton: true,
 
-    findNextVMID: function() {
-	var me = this, i;
-	
-	for (i = 100; i < 10000; i++) {
-	    if (me.findExact('vmid', i) < 0) {
-		return i;
-	    }
-	}
-    },
-
     findVMID: function(vmid) {
 	var me = this, i;
 	
 	return (me.findExact('vmid', parseInt(vmid, 10)) >= 0);
     },
-
  
     constructor: function(config) {
 	// fixme: how to avoid those warnings

www/manager/form/VMIDSelector.js

@@ -10,6 +10,8 @@ Ext.define('PVE.form.VMIDSelector', {
 
     validateExists: undefined,
 
+    loadNextFreeVMID: false,
+
     initComponent: function() {
         var me = this;
 
@@ -40,5 +42,15 @@ Ext.define('PVE.form.VMIDSelector', {
 	});
 
         me.callParent();
+
+	if (me.loadNextFreeVMID) {
+	    PVE.Utils.API2Request({
+		url: '/cluster/nextid',
+		method: 'GET',
+		success: function(response, opts) {
+		    me.setRawValue(response.result.data);
+		}
+	    });
+	}
     }
 });

www/manager/openvz/CreateWizard.js

@@ -5,8 +5,6 @@ Ext.define('PVE.openvz.CreateWizard', {
     initComponent: function() {
 	var me = this;
 
-	var nextvmid = PVE.data.ResourceStore.findNextVMID();
-
 	var summarystore = Ext.create('Ext.data.Store', {
 	    model: 'KeyValue',
 	    sorters: [
@@ -79,7 +77,8 @@ Ext.define('PVE.openvz.CreateWizard', {
 			{
 			    xtype: 'pveVMIDSelector',
 			    name: 'vmid',
-			    value: nextvmid,
+			    value: '',
+			    loadNextFreeVMID: true,
 			    validateExists: false
 			},
 			{

www/manager/qemu/CreateWizard.js

@@ -6,8 +6,6 @@ Ext.define('PVE.qemu.CreateWizard', {
     initComponent: function() {
 	var me = this;
 
-	var nextvmid = PVE.data.ResourceStore.findNextVMID();
-
 	var summarystore = Ext.create('Ext.data.Store', {
 	    model: 'KeyValue',
 	    sorters: [
@@ -59,7 +57,8 @@ Ext.define('PVE.qemu.CreateWizard', {
 			{
 			    xtype: 'pveVMIDSelector',
 			    name: 'vmid',
-			    value: nextvmid,
+			    value: '',
+			    loadNextFreeVMID: true,
 			    validateExists: false
 			},
 			{

www/manager/window/Restore.js

@@ -45,7 +45,8 @@ Ext.define('PVE.window.Restore', {
 		    xtype: me.vmid ? 'displayfield' : 'pveVMIDSelector',
 		    name: 'vmid',
 		    fieldLabel: 'VM ID',
-		    value: me.vmid || PVE.data.ResourceStore.findNextVMID(),
+		    value: me.vmid,
+		    loadNextFreeVMID: me.vmid ? false: true,
 		    validateExists: false
 		}
 	    ]