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config.go
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config.go
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package healthcheck
import "net/http"
// Config defines the config for middleware
type Config struct {
// HeaderName defines the health check header key
//
// Optional. Default: "X-Health-Check"
HeaderName string
// HeaderValue defines the health check header val
//
// Optional. Default: "1"
HeaderValue string
// ResponseCode defines the health check response code
//
// Optional. Default: http.StatusOK
ResponseCode int
// ResponseText defines the health check response description
//
// Optional. Default: "ok"
ResponseText string
}
var (
// DefaultHeaderName default header name
DefaultHeaderName = "X-Health-Check"
// DefaultHeaderValue default header value
DefaultHeaderValue = "1"
// DefaultResponseCode default response code
DefaultResponseCode = http.StatusOK
// DefaultResponseText default response text
DefaultResponseText = "ok"
// DefaultConfig default config
DefaultConfig = Config{
HeaderName: DefaultHeaderName,
HeaderValue: DefaultHeaderValue,
ResponseCode: DefaultResponseCode,
ResponseText: DefaultResponseText,
}
)
// helper defines the default config for middleware.
func configDefault(config ...Config) Config {
if len(config) < 1 {
return DefaultConfig
}
cfg := config[0]
if cfg.HeaderName == "" {
cfg.HeaderName = DefaultHeaderName
}
if cfg.HeaderValue == "" {
cfg.HeaderValue = DefaultHeaderValue
}
if cfg.ResponseCode == 0 {
cfg.ResponseCode = DefaultResponseCode
}
if cfg.ResponseText == "" {
cfg.ResponseText = DefaultResponseText
}
return cfg
}