Fiber (webserver)
Setting up the preconfigured webserver:
app := fx.New(
env.Module,
logrus.Module,
metrics.Module,
fiber.Module,
)
app.Run()
It will integrate logging, metrics and basic error handling into your webserver app.
Error handling
func useFiber(app *fiber.App) {
app.Get("/path", func(ctx *fiber.Ctx) error {
// whenever you return a `fiber.Error`:
// - the status code will be set automatically
// - the error will be logged
// - and the error string wil be returned in the response body
return fiber.NewFiberError(errors.New("your error"), fiber.StatusBadRequest)
})
}
Middleware usage
If you want to add middleware to your fiber app, you can do this like in the following:
func newMiddlewareMap() *MiddlewareHandlerMap {
return &MiddlewareHandlerMap{
// fiber supports middleware restriction to paths. Use an empty string for global middleware.
// all middleware will be initialized in the same order that it is defined.
"/path": []fiber.Handler{
func(ctx *fiber.Ctx) error {
// your middleware code here
return ctx.Next()
},
},
}
}
Predefined middleware
middleware.NoCors()
middleware that disables CORS for development environments