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https://github.com/chai2010/advanced-go-programming-book.git
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41 lines
655 B
Go
41 lines
655 B
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"net"
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"net/rpc"
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"net/rpc/jsonrpc"
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)
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type HelloService struct{}
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func (p *HelloService) Hello(request string, reply *string) error {
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*reply = "hello:" + request
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return nil
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}
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var flagPort = flag.Int("port", 1234, "listen port")
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func main() {
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flag.Parse()
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rpc.RegisterName("HelloService", new(HelloService))
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// nc -l 2399
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listener, err := net.Listen("tcp", fmt.Sprintf(":%d", *flagPort))
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if err != nil {
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log.Fatal("ListenTCP error:", err)
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}
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for {
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conn, err := listener.Accept()
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if err != nil {
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log.Fatal("Accept error:", err)
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}
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go rpc.ServeCodec(jsonrpc.NewServerCodec(conn))
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}
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}
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