okay it works and it supports json

main.py

@@ -6,8 +6,9 @@ session = libvirt.open('qemu:///system')
 
 def listVDS():
     VdsListVar = list()
-    for i in session.listDefinedDomains():
-        VdsListVar.append(i)
+    for i, vdsName in enumerate(session.listDefinedDomains()):
+        dom = session.lookupByName(vdsName)
+        VdsListVar.append(dict(name=vdsName,state=dom.isActive()))
     return VdsListVar
 
 @route('/')
@@ -20,7 +21,7 @@ def index():
 def login():
     return '''
         <form action="/action" method="post">
-            VDS Name: <input name="username" type="text" /> <br>
+            VDS Name: <input name="name" type="text" /> <br>
             Action (start/stop): <br>
                 <input type="radio" name="act" value="start"> Start<Br>
                 <input type="radio" name="act" value="stop"> Stop<Br>
@@ -33,20 +34,19 @@ def login():
 @post('/action') # or @route('/login', method='POST')
 def do_action():
     act = request.forms.get('act')
-    dom = session.lookupByName(request.forms.get('username'))
-    
-
+    dom = session.lookupByName(request.forms.get('name'))
     if (act == "start"):
         dom.create()
-        return "<p>Started "+request.forms.get('username')+" succesfully!</p><a href='/action'>back</a>"
+        return dict(name=request.forms.get('name'),state="started")
     elif (act == "stop"):
         dom.shutdown()
-        return "<p>Stopped "+request.forms.get('username')+"</p> <a href='/action'>back</a>"
+        return dict(name=request.forms.get('name'),state="shutdown")
     elif (act == "destroy"):
         dom.destroy()
-        return "<p>Destroyed "+request.forms.get('username')+"</p> <a href='/action'>back</a>"
+        return dict(name=request.forms.get('name'),state="destroyed")
+
     else:
-        return "Error"
+        return dict(state="error")
 
 if __name__ == '__main__':
     run(host='0.0.0.0', port=5000, debug=True)