initial commit of p2p package

p2p/peer.go

@@ -0,0 +1,83 @@
+package p2p
+
+import (
+	"fmt"
+	"net"
+	"strconv"
+)
+
+type Peer struct {
+	// quit      chan chan bool
+	Inbound          bool // inbound (via listener) or outbound (via dialout)
+	Address          net.Addr
+	Host             []byte
+	Port             uint16
+	Pubkey           []byte
+	Id               string
+	Caps             []string
+	peerErrorChan    chan *PeerError
+	messenger        *Messenger
+	peerErrorHandler *PeerErrorHandler
+	server           *Server
+}
+
+func (self *Peer) Messenger() *Messenger {
+	return self.messenger
+}
+
+func (self *Peer) PeerErrorChan() chan *PeerError {
+	return self.peerErrorChan
+}
+
+func (self *Peer) Server() *Server {
+	return self.server
+}
+
+func NewPeer(conn net.Conn, address net.Addr, inbound bool, server *Server) *Peer {
+	peerErrorChan := NewPeerErrorChannel()
+	host, port, _ := net.SplitHostPort(address.String())
+	intport, _ := strconv.Atoi(port)
+	peer := &Peer{
+		Inbound:       inbound,
+		Address:       address,
+		Port:          uint16(intport),
+		Host:          net.ParseIP(host),
+		peerErrorChan: peerErrorChan,
+		server:        server,
+	}
+	connection := NewConnection(conn, peerErrorChan)
+	peer.messenger = NewMessenger(peer, connection, peerErrorChan, server.Handlers())
+	peer.peerErrorHandler = NewPeerErrorHandler(address, server.PeerDisconnect(), peerErrorChan, server.Blacklist())
+	return peer
+}
+
+func (self *Peer) String() string {
+	var kind string
+	if self.Inbound {
+		kind = "inbound"
+	} else {
+		kind = "outbound"
+	}
+	return fmt.Sprintf("%v:%v (%s) v%v %v", self.Host, self.Port, kind, self.Id, self.Caps)
+}
+
+func (self *Peer) Write(protocol string, msg *Msg) error {
+	return self.messenger.Write(protocol, msg)
+}
+
+func (self *Peer) Start() {
+	self.peerErrorHandler.Start()
+	self.messenger.Start()
+}
+
+func (self *Peer) Stop() {
+	self.peerErrorHandler.Stop()
+	self.messenger.Stop()
+	// q := make(chan bool)
+	// self.quit <- q
+	// <-q
+}
+
+func (p *Peer) Encode() []interface{} {
+	return []interface{}{p.Host, p.Port, p.Pubkey}
+}