func printConns(n inet.Network) string {
s := fmt.Sprintf("Connections in %s:\n", n)
for _, c := range n.Conns() {
s = s + fmt.Sprintf("- %s\n", c)
}
return s
}
// PeersToPBPeers converts given []peer.Peer into a set of []*Message_Peer,
// which can be written to a message and sent out. the key thing this function
// does (in addition to PeersToPBPeers) is set the ConnectionType with
// information from the given inet.Network.
func PeerInfosToPBPeers(n inet.Network, peers []peer.PeerInfo) []*Message_Peer {
pbps := RawPeerInfosToPBPeers(peers)
for i, pbp := range pbps {
c := ConnectionType(n.Connectedness(peers[i].ID))
pbp.Connection = &c
}
return pbps
}
func (p *printer) NetworkConns(ni inet.Network) {
fmt.Fprintf(p.w, "%s connected to:\n", ni.LocalPeer())
for _, c := range ni.Conns() {
fmt.Fprintf(p.w, "\t%s (addr: %s)\n", c.RemotePeer(), c.RemoteMultiaddr())
}
fmt.Fprintf(p.w, "\n")
}
func expectConnectedness(t *testing.T, a, b inet.Network, expected inet.Connectedness) {
es := "%s is connected to %s, but Connectedness incorrect. %s %s"
if a.Connectedness(b.LocalPeer()) != expected {
t.Errorf(es, a, b, printConns(a), printConns(b))
}
// test symmetric case
if b.Connectedness(a.LocalPeer()) != expected {
t.Errorf(es, b, a, printConns(b), printConns(a))
}
}
// New constructs and sets up a new *BasicHost with given Network
func New(net inet.Network, opts ...interface{}) *BasicHost {
h := &BasicHost{
network: net,
mux: msmux.NewMultistreamMuxer(),
bwc: metrics.NewBandwidthCounter(),
}
h.proc = goprocess.WithTeardown(func() error {
if h.natmgr != nil {
h.natmgr.Close()
}
return h.Network().Close()
})
// setup host services
h.ids = identify.NewIDService(h)
muxh := h.Mux().Handle
handle := func(s inet.Stream) {
muxh(s)
}
h.relay = relay.NewRelayService(h, handle)
for _, o := range opts {
switch o := o.(type) {
case Option:
switch o {
case NATPortMap:
h.natmgr = newNatManager(h)
}
case metrics.Reporter:
h.bwc = o
}
}
net.SetConnHandler(h.newConnHandler)
net.SetStreamHandler(h.newStreamHandler)
return h
}
func (mn *mocknet) LinksBetweenNets(n1, n2 inet.Network) []Link {
return mn.LinksBetweenPeers(n1.LocalPeer(), n2.LocalPeer())
}
func (mn *mocknet) DisconnectNets(n1, n2 inet.Network) error {
return n1.ClosePeer(n2.LocalPeer())
}
func (mn *mocknet) ConnectNets(a, b inet.Network) (inet.Conn, error) {
return a.DialPeer(mn.ctx, b.LocalPeer())
}
func (mn *mocknet) UnlinkNets(n1, n2 inet.Network) error {
return mn.UnlinkPeers(n1.LocalPeer(), n2.LocalPeer())
}
func (nn *metricsNotifiee) Disconnected(n inet.Network, v inet.Conn) {
peersTotalGauge(n.LocalPeer()).Set(float64(len(n.Conns())))
}
func DivulgeAddresses(a, b inet.Network) {
id := a.LocalPeer()
addrs := a.Peerstore().Addrs(id)
b.Peerstore().AddAddrs(id, addrs, peer.PermanentAddrTTL)
}