Updated graceful shutdown implementation to align with Go v1.16+

Author: eyasy1217

cookbook/graceful-shutdown/server.go

@@ -20,18 +20,17 @@ func main() {
 		return c.JSON(http.StatusOK, "OK")
 	})
 
+	ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt)
+	defer stop()
 	// Start server
 	go func() {
 		if err := e.Start(":1323"); err != nil && err != http.ErrServerClosed {
 			e.Logger.Fatal("shutting down the server")
 		}
 	}()
 
-	// Wait for interrupt signal to gracefully shutdown the server with a timeout of 10 seconds. 
-	// Use a buffered channel to avoid missing signals as recommended for signal.Notify
-	quit := make(chan os.Signal, 1)
-	signal.Notify(quit, os.Interrupt)
-	<-quit
+	// Wait for interrupt signal to gracefully shutdown the server with a timeout of 10 seconds.
+	<-ctx.Done()
 	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 	defer cancel()
 	if err := e.Shutdown(ctx); err != nil {

website/docs/cookbook/graceful-shutdown.md

@@ -12,6 +12,6 @@ https://github.com/labstack/echox/blob/master/cookbook/graceful-shutdown/server.
 
 :::note
 
-Requires go1.8+
+Requires go1.16+
 
 :::