godns/server.go

58 lines
1.0 KiB
Go

package main
import (
"strconv"
"time"
"github.com/miekg/dns"
)
type Server struct {
host string
port int
rTimeout time.Duration
wTimeout time.Duration
}
func (s *Server) Addr() string {
return s.host + ":" + strconv.Itoa(s.port)
}
func (s *Server) Run() {
Handler := NewHandler()
tcpHandler := dns.NewServeMux()
tcpHandler.HandleFunc(".", Handler.DoTCP)
udpHandler := dns.NewServeMux()
udpHandler.HandleFunc(".", Handler.DoUDP)
tcpServer := &dns.Server{Addr: s.Addr(),
Net: "tcp",
Handler: tcpHandler,
ReadTimeout: s.rTimeout,
WriteTimeout: s.wTimeout}
udpServer := &dns.Server{Addr: s.Addr(),
Net: "udp",
Handler: udpHandler,
UDPSize: 65535,
ReadTimeout: s.rTimeout,
WriteTimeout: s.wTimeout}
go s.start(udpServer)
go s.start(tcpServer)
}
func (s *Server) start(ds *dns.Server) {
logger.Printf("Start %s listener on %s\n", ds.Net, s.Addr())
err := ds.ListenAndServe()
if err != nil {
logger.Fatalf("Start %s listener on %s failed:%s", ds.Net, s.Addr(), err.Error())
}
}