func (hs *HealthCheckServer) Start(host string, port uint16) {
svr := &http.Server{Addr: fmt.Sprintf("%s:%d", host, port), Handler: hs}
if err := gracehttp.Serve(svr); err != nil {
log.WithFields(log.Fields{
"error": err,
}).Error("relax: cannot start healthcheck server")
} else {
log.Info("relax: started healthcheck server on ", fmt.Sprintf("%s:%d", host, port))
}
log.Info("relax: healthcheck server stopped")
}
func testbinMain() {
var httpAddr, httpsAddr string
flag.StringVar(&httpAddr, "http", ":48560", "http address to bind to")
flag.StringVar(&httpsAddr, "https", ":48561", "https address to bind to")
flag.Parse()
// we have self signed certs
http.DefaultTransport = &http.Transport{
DisableKeepAlives: true,
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
}
err := flag.Set("gracehttp.log", "false")
if err != nil {
log.Fatalf("Error setting gracehttp.log: %s", err)
}
// print json to stderr once we can successfully connect to all three
// addresses. the ensures we only print the line once we're ready to serve.
go func() {
var wg sync.WaitGroup
wg.Add(2)
go wait(&wg, fmt.Sprintf("http://%s/sleep/?duration=1ms", httpAddr))
go wait(&wg, fmt.Sprintf("https://%s/sleep/?duration=1ms", httpsAddr))
wg.Wait()
err := json.NewEncoder(os.Stderr).Encode(&response{Pid: os.Getpid()})
if err != nil {
log.Fatalf("Error writing startup json: %s", err)
}
}()
err = gracehttp.Serve(
&http.Server{Addr: httpAddr, Handler: newHandler()},
httpsServer(httpsAddr),
)
if err != nil {
log.Fatalf("Error in gracehttp.Serve: %s", err)
}
}