+ if *mcdWait > 0 {
+ ifis, err := net.Interfaces()
+ if err != nil {
+ log.Fatalln("Can not get network interfaces list:", err)
+ }
+ for _, ifiReString := range ctx.MCDRxIfis {
+ ifiRe, err := regexp.CompilePOSIX(ifiReString)
+ if err != nil {
+ log.Fatalf("Can not compile POSIX regexp \"%s\": %s", ifiReString, err)
+ }
+ for _, ifi := range ifis {
+ if ifiRe.MatchString(ifi.Name) {
+ if err = ctx.MCDRx(ifi.Name); err != nil {
+ log.Printf("Can not run MCD reception on %s: %s", ifi.Name, err)
+ }
+ }
+ }
+ }
+ addrs = nil
+ for i := int(*mcdWait); i > 0; i-- {
+ nncp.MCDAddrsM.RLock()
+ for _, mcdAddr := range nncp.MCDAddrs[*node.Id] {
+ addrs = append(addrs, mcdAddr.Addr.String())
+ }
+ if len(addrs) > 0 {
+ break
+ }
+ nncp.MCDAddrsM.RUnlock()
+ time.Sleep(time.Second)
+ }
+ if len(addrs) == 0 {
+ log.Fatalf("No MCD packets from the node during %d seconds", *mcdWait)
+ }
+ }
+