copy form/NodeSelector.js from manager to manager5

www/manager5/form/NodeSelector.js

+Ext.define('PVE.form.NodeSelector', {
+    extend: 'PVE.form.ComboGrid',
+    alias: ['widget.PVE.form.NodeSelector'],
+
+    // invalidate nodes which are offline
+    onlineValidator: false,
+
+    selectCurNode: false,
+
+    // only allow those nodes (array)
+    allowedNodes: undefined,
+
+    initComponent: function() {
+	var me = this;
+
+	var store = Ext.create('Ext.data.Store', {
+	    fields: [ 'node', 'cpu', 'maxcpu', 'mem', 'maxmem', 'uptime' ],
+	    autoLoad: true,
+	    proxy: {
+		type: 'pve',
+		url: '/api2/json/nodes'
+	    },
+	    sorters: [
+		{
+		    property : 'node',
+		    direction: 'ASC'
+		},
+		{
+		    property : 'mem',
+		    direction: 'DESC'
+		}
+	    ]
+	});
+
+	Ext.apply(me, {
+	    store: store,
+	    valueField: 'node',
+	    displayField: 'node',
+            listConfig: {
+		columns: [
+		    {
+			header: gettext('Node'),
+			dataIndex: 'node',
+			sortable: true,
+			hideable: false,
+			flex: 1
+		    },
+		    {
+			header: gettext('Memory usage'),			
+			renderer: PVE.Utils.render_mem_usage,
+			sortable: true,
+			width: 100,
+			dataIndex: 'mem'
+		    },
+		    {
+			header: gettext('CPU usage'),
+			renderer: PVE.Utils.render_cpu,
+			sortable: true,
+			width: 100,
+			dataIndex: 'cpu'
+		    }
+		]
+	    },
+	    validator: function(value) {
+		/*jslint confusion: true */
+		if (!me.onlineValidator || (me.allowBlank && !value)) {
+		    return true;
+		}
+		
+		var offline = [];
+		var notAllowed = [];
+
+		Ext.Array.each(value.split(/\s*,\s*/), function(node) {
+		    var rec = me.store.findRecord(me.valueField, node);
+		    if (!(rec && rec.data) || !Ext.isNumeric(rec.data.mem)) {
+			offline.push(node);
+		    } else if (me.allowedNodes && !Ext.Array.contains(me.allowedNodes, node)) {
+			notAllowed.push(node);
+		    }
+		});
+
+		if (notAllowed.length !== 0) {
+		    return "Node " + notAllowed.join(', ') + " is not allowed for this action!";
+		} 
+
+		if (offline.length !== 0) {
+		    return "Node " + offline.join(', ') + " seems to be offline!";
+		}
+		return true;
+	    }
+	});
+
+        if (me.selectCurNode && PVE.curSelectedNode.data.node) {
+            me.preferredValue = PVE.curSelectedNode.data.node;
+        }
+
+        me.callParent();
+    }
+});