//NewUDPServer 根据 tick 心跳包时间间隔, tickport 监听广播包端口, sendport 发送广播包端口,
//schan 发送数据来源channel, rchan 数据接收channel,这5个参数生成UDPServer实例
func NewUDPServer(tick int, tickport int, sendport int, schan chan []byte,
rchan chan []byte) (server *UDPServer) {
fmt.Println("send port:", sendport, " tickport:", tickport)
send, err := net.ResolveUDPAddr("udp", misc.GetLocalIP()+":"+strconv.Itoa(sendport))
errorCheck(err)
rece, err := net.ResolveUDPAddr("udp", misc.GetLocalIP()+":"+strconv.Itoa(tickport))
errorCheck(err)
bcast, err := net.ResolveUDPAddr("udp", net.IPv4bcast.String()+":"+strconv.Itoa(tickport))
ctrl := make(chan bool, 1)
server = &UDPServer{tick: tick, sendAddr: send, receiveAddr: rece,
bcastAddr: bcast, sendchan: schan, receivechan: rchan, sexitchan: ctrl, rexitchan: ctrl}
fmt.Println("send:" + send.String() + " ticket:" + bcast.String())
return
}
func UDPTest(t *testing.T) {
receChan := make(chan []byte, 1024)
sendChan := make(chan []byte, 1024)
broadcast := NewUDPServer(1000, 998, 999)
broadcast.Start(sendChan, receChan)
go func() {
for {
rbuf := <-receChan
var notice packet.NoticePacket
err := json.Unmarshal(rbuf, ¬ice)
if err != nil {
t.Error(err.Error())
return
}
check(t, ¬ice)
}
}()
ip := []byte(misc.GetLocalIP())
p := packet.NewNoticePacket(packet.STATE_ONLINE, ip, []byte("Jack Lee"))
sbuf, err := json.Marshal(p)
if err != nil {
t.Error(err.Error())
return
}
sendChan <- sbuf
sendChan <- []byte("{\"State\":1,\"IP\":\"MTAuMC4yMC4xNjg=\"}")
sendChan <- []byte("{\"State\":2,\"IP\":\"MTAuMC4yMC4xNjg=\"}")
sendChan <- []byte("{\"State\":3,\"IP\":\"MTAuMC4yMC4xNjg=\"}")
sendChan <- []byte("{\"State\":4,\"IP\":\"MTAuMC4yMC4xNjg=\"}")
sendChan <- []byte("{\"State\":5,\"IP\":\"MTAuMC4yMC4xNjg=\"}")
//time.Sleep(5000 * time.Millisecond)
}
func CreateTCPInst(t *testing.T) {
receChan := make(chan []byte, 1024)
sendChan := make(chan []byte, 1024)
server := NewTCPServer(misc.GetLocalIP(), sport, receChan, sendChan, cport)
sport += 10
cport += 500
server.Start()
server.CreateSingleChat(misc.GetLocalIP())
server.Send([]string{misc.GetLocalIP()}, &packet.MessagePacket{IP: []byte(misc.GetLocalIP()), Class: packet.FILE_UNKNOWN, Content: "hello", Path: "0000"})
go func() {
for {
rbuf := <-receChan
var p packet.MessagePacket
err := json.Unmarshal(rbuf, &p)
if err != nil {
t.Error(err.Error())
return
}
t.Log("IP:", string(p.IP), ":", p.Content)
}
}()
}
//NewManager 生成 Manager 类实例
func NewManager() *Manager {
user := new(UserInfo)
user.IP = misc.GetLocalIP()
user.State = packet.STATE_ONLINE
user.NickName = nickname
usc := make(chan []byte /*, 1024*/)
urc := make(chan []byte /*, 1024*/)
tsc := make(chan []byte /*, 1024*/)
trc := make(chan []byte /*, 1024*/)
map1 := make(map[string]*Client)
map2 := make(map[string]*time.Timer)
udpsrv := server.NewUDPServer(ticktime, sendUDPPort, listenUDPPort, usc, urc)
tcpsrv := server.NewTCPServer(user.IP, listenTCPPort, trc, tsc, sendTCPPort)
return &Manager{usc, urc, tsc, trc, map1, map2, udpsrv, tcpsrv, user, false}
}
//CreateSingleChat 与 ip 的客户端建立TCP会话
func (server *TCPServer) CreateSingleChat(ip string) (key string) {
log.Println("CreateSingleChat")
key = base64.StdEncoding.EncodeToString([]byte(ip))
conn, ok := server.clientList[key]
//查看此IP是否已经在非离线客户端列表中,如果不存在则创建会话并添加进去,存在则直接返回此IP在客户列表中的索引
if !ok {
laddr, err := net.ResolveTCPAddr("tcp", misc.GetLocalIP()+":"+strconv.Itoa(server.clientport))
errorCheck(err)
raddr, err := net.ResolveTCPAddr("tcp", ip+":"+strconv.Itoa(server.sport))
server.clientport++
conn, err = net.DialTCP("tcp", laddr, raddr)
errorCheck(err)
server.clientList[key] = conn
go ReadMsg(server.rmsgChan, conn)
log.Println("CreateSingleChat ", ip, " success!")
}
return
}
