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
}
// InterfaceListenAddresses returns a list of addresses at which this swarm
// listens. It expands "any interface" addresses (/ip4/0.0.0.0, /ip6/::) to
// use the known local interfaces.
func (s *Swarm) InterfaceListenAddresses() ([]ma.Multiaddr, error) {
return addrutil.ResolveUnspecifiedAddresses(s.ListenAddresses(), nil)
}