func UPNP_Worker_Start() {
upnp_renew := time.NewTicker(5 * time.Minute)
mapping_DHT := new(Upnp)
ClusterPort := config.GetClusterPort()
err := mapping_DHT.SearchGateway()
if err != nil {
log.Printf("[UPnP] Problem getting the gateway: %s...", err.Error())
} else {
log.Printf("[UPnP] Local ip address: %s", mapping_DHT.LocalHost)
torn := strings.Split(mapping_DHT.Gateway.Host, ":")
log.Printf("[UPnP] Gateway ip address is %s on port: %s", torn[0], torn[1])
}
err = mapping_DHT.ExternalIPAddr()
if err != nil {
log.Printf("[UPnP] Problem getting my external IP: %s...", err.Error())
} else {
log.Printf("[UPnP] WAN ip address: %s", mapping_DHT.GatewayOutsideIP)
}
log.Printf("[UPnP] UPnP on TCP %d...", ClusterPort)
for {
if err = mapping_DHT.AddPortMapping(ClusterPort, ClusterPort, "TCP"); err == nil {
log.Printf("[UPnP] UPnP redirect TCP %d : no errors from %s", ClusterPort, mapping_DHT.Gateway.Host)
} else {
log.Printf("[UPnP] No UPnP on TCP %d: %s", ClusterPort, err.Error())
}
<-upnp_renew.C
log.Printf("[UPnP] Renew the UPnP lease")
}
}
func init() {
AllNodes = make(map[wendy.NodeID]string)
RandID := md5.Sum([]byte(config.GetTribeID())) // since it is sent in clear, we can't use TribeID in clear
WendyID := tools.RandSeq(16)
log.Printf("[DHT] Volatile node ID: %s", WendyID)
id, err = wendy.NodeIDFromBytes([]byte(WendyID))
if err != nil {
log.Printf("[DHT] Can't create the NodeID: %s", WendyID)
}
mynode = wendy.NewNode(id, tools.ReadIpFromHost(), tools.ReadIpFromHost(), "Tribes", config.GetClusterPort())
log.Printf("[DHT] Node %s created for %s", mynode.ID.String(), WendyID)
cred = wendy.Passphrase(string(RandID[:]))
cluster = wendy.NewCluster(mynode, cred)
log.Printf("[DHT] Cluster initialized")
go cluster.Listen()
log.Printf("[DHT] Listening")
if tmpBoot := config.GetBootStrapHost(); tmpBoot != "127.0.0.1" {
tmpPort := config.GetBootStrapPort()
cluster.Join(tmpBoot, tmpPort)
log.Printf("[DHT] Trying to join cluster at %s:%d", tmpBoot, tmpPort)
}
app := &WendyApplication{}
cluster.RegisterCallback(app)
log.Printf("[DHT] Engine functional ")
cluster.SetHeartbeatFrequency(5)
cluster.SetNetworkTimeout(300)
}