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package main
import (
"flag"
"fmt"
"net/http"
"os"
"time"
"github.com/facebookgo/httpdown"
)
func handler(w http.ResponseWriter, r *http.Request) {
duration, err := time.ParseDuration(r.FormValue("duration"))
if err != nil {
http.Error(w, err.Error(), 400)
return
}
fmt.Fprintf(w, "going to sleep %s with pid %d\n", duration, os.Getpid())
w.(http.Flusher).Flush()
time.Sleep(duration)
fmt.Fprintf(w, "slept %s with pid %d\n", duration, os.Getpid())
}
func main() {
server := &http.Server{
Addr: "127.0.0.1:8080",
Handler: http.HandlerFunc(handler),
}
hd := &httpdown.HTTP{
StopTimeout: 10 * time.Second,
KillTimeout: 1 * time.Second,
}
flag.StringVar(&server.Addr, "addr", server.Addr, "http address")
flag.DurationVar(&hd.StopTimeout, "stop-timeout", hd.StopTimeout, "stop timeout")
flag.DurationVar(&hd.KillTimeout, "kill-timeout", hd.KillTimeout, "kill timeout")
flag.Parse()
if err := httpdown.ListenAndServe(server, hd); err != nil {
panic(err)
}
}
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