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|
package main
import (
"fmt"
"io"
"log"
"net"
"net/http"
)
func client(uri string) {
resp, err := http.Get(uri)
if err != nil {
log.Fatal(err)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
log.Fatal(err)
}
fmt.Println(string(body))
}
func server(ln net.Listener, ready chan bool) {
http.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {
var r1 *http.Request = r
fmt.Fprintln(w, "Welcome to my website!", r1.RequestURI)
})
go http.Serve(ln, nil)
ready <- true
}
func main() {
ln, err := net.Listen("tcp", "localhost:0")
if err != nil {
log.Fatal(err)
}
defer ln.Close()
ready := make(chan bool)
go server(ln, ready)
<-ready
client(fmt.Sprintf("http://%s/hello", ln.Addr().String()))
http.DefaultServeMux = &http.ServeMux{}
}
// Output:
// Welcome to my website! /hello
|
