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December 10, 2015 15:57
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GoでSocket通信プログラム(サーバ側)
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package main | |
import ( | |
"fmt" | |
"net" | |
"os" | |
"time" | |
) | |
func main() { | |
service := ":55555" | |
tcpAddr, err := net.ResolveTCPAddr("tcp", service) | |
checkError(err) | |
listner, err := net.ListenTCP("tcp", tcpAddr) | |
checkError(err) | |
for { | |
conn, err := listner.Accept() | |
if err != nil { | |
continue | |
} | |
go handleClient(conn) | |
} | |
} | |
func handleClient(conn net.Conn) { | |
defer conn.Close() | |
conn.SetReadDeadline(time.Now().Add(10 * time.Second)) | |
fmt.Println("client accept!") | |
messageBuf := make([]byte, 1024) | |
messageLen, err := conn.Read(messageBuf) | |
checkError(err) | |
message := string(messageBuf[:messageLen]) | |
message = message + " too!" | |
conn.SetWriteDeadline(time.Now().Add(10 * time.Second)) | |
conn.Write([]byte(message)) | |
} | |
func checkError(err error) { | |
if err != nil { | |
fmt.Fprintf(os.Stderr, "fatal: error: %s", err.Error()) | |
os.Exit(1) | |
} | |
} |
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