// ConnectHandler method for accept new connection from socket
func ConnectHandler(buffers *core.Buffers, app Application, c net.Conn) {
defer core.ErrorNetworkHandler(c)
var (
buffer *bytes.Buffer = bytes.NewBuffer([]byte{})
player *entitie.Player = entitie.NewPlayer(buffers)
database *database.Database = database.NewDatabase(&app.DatabaseInfo)
packetAlloc *packet.Packet = packet.NewPacket(player, database)
)
// Once send first a packet
packet, err := packetAlloc.Encode(support.OP_SERVER_CHAPSTR)
if err != nil {
log.WithError(err).Error("Error in packet encode")
}
buffers.GetWC() <- packet
for getBytes := range buffers.GetRC() {
buffer.Reset()
buffer.Write(getBytes)
log.WithField("bytes", fmt.Sprintf("% x", buffer.Bytes())).Info("Print message from client")
// Ping <-> pong
if buffer.Len() <= 2 {
buffers.GetWC() <- []byte{0x00, 0x02}
continue
}
opcodes, err := packetAlloc.Decode(buffer.Bytes())
if err != nil {
log.WithError(err).Error("Error in packet decode")
return
}
if len(opcodes) == 0 {
continue
}
for _, opcode := range opcodes {
response, err := packetAlloc.Encode(opcode)
if err != nil {
log.WithError(err).Error("Error in packet encode")
break
}
buffers.GetWC() <- response
}
if player.Error != nil {
// Before disconnect
time.Sleep(time.Second)
log.WithError(player.Error).Error("Client was rejected by God!")
return
}
}
}
// Run method for starting server
func (a *Application) Run() (err error) {
listen, err := net.Listen("tcp", a.Config.Base.IP+":"+a.Config.Base.Port)
if err != nil {
return
}
for {
client, err := listen.Accept()
if err != nil {
log.WithError(err).Error("Error in accept connection")
continue
}
go func(c net.Conn, conf core.Config) {
var buffers *core.Buffers = core.NewBuffers()
defer func() {
buffers.Close()
core.ErrorNetworkHandler(c)
}()
log.WithFields(log.Fields{
"address": c.RemoteAddr(),
}).Info("Client is connected")
go ConnectHandler(buffers, *a, c)
go buffers.WriteHandler(c)
buffers.ReadHandler(c, conf)
}(client, a.Config)
}
}
