iris/_examples/http-server/graceful-shutdown/default-notifier/main.go
Gerasimos (Makis) Maropoulos a018ba9b0a
add example for #1601
2020-08-22 03:21:44 +03:00

38 lines
1011 B
Go

package main
import (
stdContext "context"
"time"
"github.com/kataras/iris/v12"
)
// Before continue:
//
// Gracefully Shutdown on control+C/command+C or when kill command sent is ENABLED BY-DEFAULT.
//
// In order to manually manage what to do when app is interrupted,
// We have to disable the default behavior with the option `WithoutInterruptHandler`
// and register a new interrupt handler (globally, across all possible hosts).
func main() {
app := iris.New()
idleConnsClosed := make(chan struct{})
iris.RegisterOnInterrupt(func() {
timeout := 10 * time.Second
ctx, cancel := stdContext.WithTimeout(stdContext.Background(), timeout)
defer cancel()
// close all hosts
app.Shutdown(ctx)
close(idleConnsClosed)
})
app.Get("/", func(ctx iris.Context) {
ctx.HTML(" <h1>hi, I just exist in order to see if the server is closed</h1>")
})
// http://localhost:8080
app.Listen(":8080", iris.WithoutInterruptHandler, iris.WithoutServerError(iris.ErrServerClosed))
<-idleConnsClosed
}