Go Graceful Shutdown

package main

import (
    "context"; "log"; "net/http"; "os"; "os/signal"; "syscall"; "time"
)

func main() {
    srv := &http.Server{Addr: ":8080", Handler: http.DefaultServeMux}
    go func() { log.Fatal(srv.ListenAndServe()) }()

    quit := make(chan os.Signal, 1)
    signal.Notify(quit, syscall.SIGTERM, syscall.SIGINT)
    <-quit

    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
    defer cancel()
    srv.Shutdown(ctx)
    log.Println("Server exited")
}