Пример #1
0
// Listen for new connections on the given multiaddr
func (s *Swarm) connListen(maddr *ma.Multiaddr) error {
	netstr, addr, err := maddr.DialArgs()
	if err != nil {
		return err
	}

	list, err := net.Listen(netstr, addr)
	if err != nil {
		return err
	}

	// NOTE: this may require a lock around it later. currently, only run on setup
	s.listeners = append(s.listeners, list)

	// Accept and handle new connections on this listener until it errors
	go func() {
		for {
			nconn, err := list.Accept()
			if err != nil {
				e := fmt.Errorf("Failed to accept connection: %s - %s [%s]",
					netstr, addr, err)
				go func() { s.Chan.Errors <- e }()
				return
			}
			go s.handleNewConn(nconn)
		}
	}()

	return nil
}
Пример #2
0
// Connect to a new peer at the given address, ping and add to the routing table
func (dht *IpfsDHT) Connect(addr *ma.Multiaddr) (*peer.Peer, error) {
	maddrstr, _ := addr.String()
	u.DOut("Connect to new peer: %s\n", maddrstr)
	npeer, err := dht.network.ConnectNew(addr)
	if err != nil {
		return nil, err
	}

	// Ping new peer to register in their routing table
	// NOTE: this should be done better...
	err = dht.Ping(npeer, time.Second*2)
	if err != nil {
		return nil, fmt.Errorf("failed to ping newly connected peer: %s\n", err)
	}

	dht.Update(npeer)

	return npeer, nil
}