// Run starts an http server using the provided config struct.
//
// This method configures the process to listen for termination signals (SIGINT
// and SIGTERM) to trigger a graceful shutdown by way of the graceful package
// (https://github.com/tylerb/graceful).
func Run(conf Config) {
srv := setup(conf)
http2.ConfigureServer(srv.Server, nil)
if conf.OnStarting != nil {
conf.OnStarting()
}
var err error
if conf.TLSCert != "" {
err = srv.ListenAndServeTLS(conf.TLSCert, conf.TLSKey)
} else {
err = srv.ListenAndServe()
}
if err != nil {
log.Error(errors.Wrap(err, "failed to start server"))
os.Exit(1)
}
if conf.OnStopped != nil {
conf.OnStopped()
}
os.Exit(0)
}
func run(cmd *cobra.Command, args []string) {
var (
cfg Config
cfgPath = cmd.PersistentFlags().Lookup("conf").Value.String()
)
log.SetLevel(log.InfoLevel)
err := config.Read(cfgPath, &cfg)
if err != nil {
switch cause := errors.Cause(err).(type) {
case *config.InvalidConfigError:
log.Error("config file: ", cause)
default:
log.Error(err)
}
os.Exit(1)
}
driver, err := initDriver(cfg)
if err != nil {
log.Error(err)
os.Exit(1)
}
mux := initMux(driver)
addr := fmt.Sprintf("0.0.0.0:%d", cfg.Port)
http.Run(http.Config{
ListenAddr: addr,
Handler: mux,
OnStarting: func() {
log.Infof("starting federation server - %s", app.Version())
log.Infof("listening on %s", addr)
},
})
}
func (h *Handler) writeError(w http.ResponseWriter, err error) {
log.Error(err)
http.Error(w, "An internal error occurred", http.StatusInternalServerError)
}