@transaction.commit_on_success
def servers_crud(request, server_id=None):

	if (not request.user.is_superuser):
        
		return simple.direct_to_template(request,
						template = 'not_admin.html',
						extra_context = {'user':request.user},
					)
	vmProjects = {}
	vmSlices = {}
	try:
		for vm in VTDriver.getVMsInServer(VTDriver.getServerById(server_id)):
			if vm.projectName not in vmProjects:
				vmProjects[vm.projectName] = vm.projectId
			if vm.sliceName not in vmSlices:
				vmSlices[vm.sliceName] = vm.sliceId
	except Exception as e:
		print e
		pass
	
	serverFormClass = HttpUtils.getFormFromModel(VTServer)
	ifaceFormClass = HttpUtils.getFormFromModel(NetworkInterface)
	IfaceFormSetClass = modelformset_factory(NetworkInterface)

	if server_id != None:
		server = get_object_or_404(VTServer, pk=server_id)
	else:
		server = None
	
	if request.method == "GET":
		#serverForm = serverFormClass(instance=server)
		serverForm = ServerForm(instance=server, prefix ="server")

		if server != None:
			mgmt = server.getNetworkInterfaces().filter(isMgmt = True)
			if mgmt:
				mgmt = mgmt.get()
				mgmtIfaceForm = MgmtBridgeForm({'mgmtBridge-name':mgmt.getName(), 'mgmtBridge-mac':mgmt.getMacStr()}, prefix ="mgmtBridge")
			else:
				mgmtIfaceForm = MgmtBridgeForm(prefix ="mgmtBridge")
			
			data = server.getNetworkInterfaces().filter(isMgmt = False)
			if data:
				IfaceFormSetClass = modelformset_factory(NetworkInterface,extra = 0)
			ifaceformset = IfaceFormSetClass(queryset= data)

		else:
			mgmtIfaceForm = MgmtBridgeForm(prefix ="mgmtBridge")
			ifaceformset = IfaceFormSetClass(queryset= NetworkInterface.objects.none())
			
	elif request.method == "POST":
		#serverForm = serverFormClass(request.POST, instance=server)
		serverForm = ServerForm(request.POST, instance=server, prefix ="server")
		ifaceformset = IfaceFormSetClass(request.POST)
		mgmtIfaceForm = MgmtBridgeForm(request.POST, prefix ="mgmtBridge")
		
		if serverForm.is_valid() and ifaceformset.is_valid() and mgmtIfaceForm.is_valid():
			ifaces = ifaceformset.save(commit = False)
			if server == None:
				server = serverForm.save(commit = False)
			try:
				server = VTDriver.crudServerFromInstance(server)
				VTDriver.setMgmtBridge(request, server)
				VTDriver.crudDataBridgeFromInstance(server, ifaces,request.POST.getlist("DELETE"))
			except Exception as e:
				print e
				e = HttpUtils.processException(e)	
				context = {"exception":e, "serverForm": serverForm, 'vmProjects': vmProjects, 'vmSlices': vmSlices,'ifaceformset' : ifaceformset, 'mgmtIfaceForm' : mgmtIfaceForm}
				if server_id != None: context["server"] = server
				return simple.direct_to_template(
				        request,
				        template="servers/servers_crud.html",
				        extra_context=context,
				    )

			# Returns to server's admin page and rollback transactions
			return HttpResponseRedirect('/servers/admin/')
	else:
		return HttpResponseNotAllowed("GET", "POST")

	context = {"serverForm": serverForm, 'vmProjects': vmProjects, 'vmSlices': vmSlices,'ifaceformset' : ifaceformset, 'mgmtIfaceForm' : mgmtIfaceForm}
	if server_id != None: context["server"] = server

	return simple.direct_to_template(
		request,
		template="servers/servers_crud.html",
		extra_context=context,
	)
Show a page for the user to add/edit an  VTServer
dataset/ETHPy150Open fp7-ofelia/ocf/vt_manager/src/python/vt_manager/controller/dispatchers/ui/GUIdispatcher.py/servers_crud