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listen.go
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listen.go
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package net
import (
"bufio"
"fmt"
"io"
"net"
"net/http"
"net/http/httputil"
"os"
"os/signal"
"strings"
)
// HTTPServer inspired by https://ascii.jp/elem/000/001/276/1276572/
func HTTPServer(port string) error {
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
ln, err := net.Listen("tcp", "localhost:"+port)
if err != nil {
return err
}
go func() {
s := <-c
fmt.Println("Got signal:", s)
ln.Close()
}()
fmt.Println("Server is running at localhost:" + port)
for {
conn, err := ln.Accept()
if err != nil {
return err
}
go func() {
fmt.Printf("Accept %v\n", conn.RemoteAddr())
// リクエストを読み込む
request, err := http.ReadRequest(bufio.NewReader(conn))
if err != nil {
fmt.Println(err)
return
}
dump, err := httputil.DumpRequest(request, true)
if err != nil {
fmt.Println(err)
return
}
fmt.Println(string(dump))
// レスポンスを書き込む
response := http.Response{
StatusCode: 200,
ProtoMajor: 1,
ProtoMinor: 0,
Body: io.NopCloser(strings.NewReader("Hello World\n")),
}
response.Write(conn)
conn.Close()
}()
}
}