Function LoadConfigFromEnv

server/config.go:88–124

LoadConfigFromEnv overrides current values with environment variables

(c *Config)

// LoadConfigFromEnv overrides current values with environment variables
func LoadConfigFromEnv(c *Config) (*Config, error) {
	c = ensure.Ensure(c, NewDefaultConfig)

	_, rwErr := responsewriter.LoadConfigFromEnv(&c.ResponseWriter)

	port := -1
	bind := ""

	err := errors.Join(
		rwErr,
		PORT.Parse(&port),
		IMGPROXY_BIND.Parse(&bind),
		IMGPROXY_NETWORK.Parse(&c.Network),
		IMGPROXY_PATH_PREFIX.Parse(&c.PathPrefix),
		IMGPROXY_MAX_CLIENTS.Parse(&c.MaxClients),
		IMGPROXY_TIMEOUT.Parse(&c.RequestTimeout),
		IMGPROXY_READ_REQUEST_TIMEOUT.Parse(&c.ReadRequestTimeout),
		IMGPROXY_KEEP_ALIVE_TIMEOUT.Parse(&c.KeepAliveTimeout),
		IMGPROXY_GRACEFUL_STOP_TIMEOUT.Parse(&c.GracefulStopTimeout),
		IMGPROXY_ALLOW_ORIGIN.Parse(&c.CORSAllowOrigin),
		IMGPROXY_SECRET.Parse(&c.Secret),
		IMGPROXY_DEVELOPMENT_ERRORS_MODE.Parse(&c.DevelopmentErrorsMode),
		IMGPROXY_SO_REUSEPORT.Parse(&c.SocketReusePort),
		IMGPROXY_HEALTH_CHECK_PATH.Parse(&c.HealthCheckPath),
		IMGPROXY_FREE_MEMORY_INTERVAL.Parse(&c.FreeMemoryInterval),
		IMGPROXY_LOG_MEM_STATS.Parse(&c.LogMemStats),
	)

	switch {
	case len(bind) > 0:
		c.Bind = bind
	case port > -1:
		c.Bind = fmt.Sprintf(":%d", port)
	}

	return c, err
}

// Validate checks that the config values are valid
func (c *Config) Validate() error {