Customization

Logging​

Echo#Logger - the default format for logging is JSON, which writes to os.Stdout by default.

Custom Logger​

Logging is implemented using slog.Logger interface which allows you to register a custom logger using Echo#Logger.

e.Logger = slog.New(slog.NewJSONHandler(os.Stdout,nil))

Validator​

Echo#Validator can be used to register a validator for performing data validation on request payload.

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Custom Binder​

Echo#Binder can be used to register a custom binder for binding request payload.

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Custom JSON Serializer​

Echo#JSONSerializer can be used to register a custom JSON serializer.

Have a look at DefaultJSONSerializer on json.go.

Renderer​

Echo#Renderer can be used to register a renderer for template rendering.

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HTTP Error Handler​

Echo#HTTPErrorHandler can be used to register a custom http error handler.

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HTTP Error Handler​

Echo#OnAddRoute can be used to register a callback function that is invoked when a new route is added to the router.

IP Extractor for finding real IP address​

Echo#IPExtractor is used to retrieve IP address reliably/securely, you must let your application be aware of the entire architecture of your infrastructure. In Echo, this can be done by configuring Echo#IPExtractor appropriately.

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