fixed on and off domains

main.py

@@ -6,14 +6,12 @@ session = libvirt.open('qemu:///system')
 
 def listVDS():
     VdsListVar = list()
-    for i, vdsName in enumerate(session.listDefinedDomains()):
-        dom = session.lookupByName(vdsName)
-        VdsListVar.append(dict(name=vdsName,state=dom.isActive()))
+    for domain in session.listAllDomains(0):
+        VdsListVar.append(dict(name=domain.name(),state=domain.isActive()))
     return VdsListVar
 
 @route('/')
 def index():
-    # return 'Привет, мир!'
     return str(listVDS())