Function RequestLogger

middleware/request_logger.go:395–446

RequestLogger creates Request Logger middleware with Echo default settings that uses Context.Logger() as logger.

()

// RequestLogger creates Request Logger middleware with Echo default settings that uses Context.Logger() as logger.
func RequestLogger() echo.MiddlewareFunc {
	return RequestLoggerWithConfig(RequestLoggerConfig{
		LogLatency:       true,
		LogRemoteIP:      true,
		LogHost:          true,
		LogMethod:        true,
		LogURI:           true,
		LogRequestID:     true,
		LogUserAgent:     true,
		LogStatus:        true,
		LogContentLength: true,
		LogResponseSize:  true,
		// forwards error to the global error handler, so it can decide appropriate status code.
		// NB: side-effect of that is - request is now "committed" written to the client. Middlewares up in chain can not
		// change Response status code or response body.
		HandleError: true,
		LogValuesFunc: func(c *echo.Context, v RequestLoggerValues) error {
			logger := c.Logger()
			if v.Error == nil {
				logger.LogAttrs(context.Background(), slog.LevelInfo, "REQUEST",
					slog.String("method", v.Method),
					slog.String("uri", v.URI),
					slog.Int("status", v.Status),
					slog.Duration("latency", v.Latency),
					slog.String("host", v.Host),
					slog.String("bytes_in", v.ContentLength),
					slog.Int64("bytes_out", v.ResponseSize),
					slog.String("user_agent", v.UserAgent),
					slog.String("remote_ip", v.RemoteIP),
					slog.String("request_id", v.RequestID),
				)
				return nil
			}

			logger.LogAttrs(context.Background(), slog.LevelError, "REQUEST_ERROR",
				slog.String("method", v.Method),
				slog.String("uri", v.URI),
				slog.Int("status", v.Status),
				slog.Duration("latency", v.Latency),
				slog.String("host", v.Host),
				slog.String("bytes_in", v.ContentLength),
				slog.Int64("bytes_out", v.ResponseSize),
				slog.String("user_agent", v.UserAgent),
				slog.String("remote_ip", v.RemoteIP),
				slog.String("request_id", v.RequestID),

				slog.String("error", v.Error.Error()),
			)
			return nil
		},
	})
}