func (m *mdnsService) handleEntry(e *mdns.ServiceEntry) {
mpeer, err := peer.IDB58Decode(e.Info)
if err != nil {
log.Warning("Error parsing peer ID from mdns entry: ", err)
return
}
if mpeer == m.host.ID() {
return
}
maddr, err := manet.FromNetAddr(&net.TCPAddr{
IP: e.AddrV4,
Port: e.Port,
})
if err != nil {
log.Warning("Error parsing multiaddr from mdns entry: ", err)
return
}
pi := peer.PeerInfo{
ID: mpeer,
Addrs: []ma.Multiaddr{maddr},
}
m.lk.Lock()
for _, n := range m.notifees {
n.HandlePeerFound(pi)
}
m.lk.Unlock()
}
func Serve(node *core.IpfsNode, lis net.Listener, options ...ServeOption) error {
handler, err := makeHandler(node, options...)
if err != nil {
return err
}
addr, err := manet.FromNetAddr(lis.Addr())
if err != nil {
return err
}
// if the server exits beforehand
var serverError error
serverExited := make(chan struct{})
node.Children().Add(1)
defer node.Children().Done()
go func() {
serverError = http.Serve(lis, handler)
close(serverExited)
}()
// wait for server to exit.
select {
case <-serverExited:
// if node being closed before server exits, close server
case <-node.Closing():
log.Infof("server at %s terminating...", addr)
lis.Close()
outer:
for {
// wait until server exits
select {
case <-serverExited:
// if the server exited as we are closing, we really dont care about errors
serverError = nil
break outer
case <-time.After(5 * time.Second):
log.Infof("waiting for server at %s to terminate...", addr)
}
}
}
log.Infof("server at %s terminated", addr)
return serverError
}
func newSilentPeer(t *testing.T) (peer.ID, ma.Multiaddr, net.Listener) {
dst := testutil.RandPeerIDFatal(t)
lst, err := net.Listen("tcp", ":0")
if err != nil {
t.Fatal(err)
}
addr, err := manet.FromNetAddr(lst.Addr())
if err != nil {
t.Fatal(err)
}
addrs := []ma.Multiaddr{addr}
addrs, err = addrutil.ResolveUnspecifiedAddresses(addrs, nil)
if err != nil {
t.Fatal(err)
}
t.Log("new silent peer:", dst, addrs[0])
return dst, addrs[0], lst
}
func (t *UtpTransport) newConn(addr ma.Multiaddr, opts ...DialOpt) (*UtpSocket, error) {
network, netaddr, err := manet.DialArgs(addr)
if err != nil {
return nil, err
}
s, err := utp.NewSocket("udp"+network[3:], netaddr)
if err != nil {
return nil, err
}
laddr, err := manet.FromNetAddr(mautp.MakeAddr(s.LocalAddr()))
if err != nil {
return nil, err
}
return &UtpSocket{
s: s,
laddr: laddr,
transport: t,
}, nil
}