func (r *session) OnFeaturesReply(f openflow.Factory, w trans.Writer, v openflow.FeaturesReply) error {
r.log.Debug(fmt.Sprintf("Session: FEATURES_REPLY (DPID=%v, NumBufs=%v, NumTables=%v)", v.DPID(), v.NumBuffers(), v.NumTables()))
if !r.negotiated {
return errNotNegotiated
}
dpid := strconv.FormatUint(v.DPID(), 10)
// Already connected device?
if r.finder.Device(dpid) != nil {
return errors.New("duplicated device DPID (aux. connection is not supported yet)")
}
r.device.setID(dpid)
// We assume a device is up after setting its DPID
if err := r.listener.OnDeviceUp(r.finder, r.device); err != nil {
return err
}
r.watcher.DeviceAdded(r.device)
features := Features{
DPID: v.DPID(),
NumBuffers: v.NumBuffers(),
NumTables: v.NumTables(),
}
r.device.setFeatures(features)
return r.handler.OnFeaturesReply(f, w, v)
}
func (r *of10Session) OnFeaturesReply(f openflow.Factory, w trans.Writer, v openflow.FeaturesReply) error {
ports := v.Ports()
for _, p := range ports {
if p.Number() > of10.OFPP_MAX {
continue
}
r.device.addPort(p.Number(), p)
if !p.IsPortDown() && !p.IsLinkDown() && r.device.isValid() {
// Send LLDP to update network topology
if err := sendLLDP(r.device.ID(), f, w, p); err != nil {
r.log.Err(fmt.Sprintf("OF10Session: failed to send LLDP: %v", err))
}
}
r.log.Debug(fmt.Sprintf("OF10Session: PortNum=%v, AdminUp=%v, LinkUp=%v", p.Number(), !p.IsPortDown(), !p.IsLinkDown()))
if err := sendQueueConfigRequest(f, w, p.Number()); err != nil {
r.log.Err(fmt.Sprintf("OF10Session: sending queue config request: %v", err))
}
}
return nil
}