forward

type Config struct {
	// Required
	URL string `json:"url,omitempty" yaml:"url,omitempty"`

	// Optional, if exists, use the upstream as the transport.
	Upstream string `json:"upstream,omitempty" yaml:"upstream,omitempty"`

	// Optional
	Method  string   `json:"method,omitempty" yaml:"method,omitempty"`   // Default: GET, one of GET or POST
	Headers []string `json:"headers,omitempty" yaml:"headers,omitempty"` // Default: nil

	// Timeout to get the auth result from the authorization server.
	//
	// Default: 3s
	Timeout time.Duration `json:"timeout,omitempty" yaml:"timeout,omitempty"`

	// These is the response headers returned by the authorization server.
	// UpstreamHeaders are forwarded to the upstream backend server if auth succeeded.
	// ClientHeaders are forwarded to the client if auth failed.
	//
	// Support that the last character is "*" as the prefix matching,
	// Such as "X-User-*".
	//
	// Default: nil
	UpstreamHeaders []string `json:"upstreamHeaders,omitempty" yaml:"upstreamHeaders,omitempty"`
	ClientHeaders   []string `json:"clientHeaders,omitempty" yaml:"clientHeaders,omitempty"`

	// If true and auth failure, still forward the request to upstream backend server.
	//
	// Default: false
	Degraded bool `json:"degraded,omitempty" yaml:"degraded,omitempty"`

	// Default: http.DefaultClient
	Client *http.Client `json:"-" yaml:"-"`
}