backend

type Backend interface {
	api.API

	// Watch for changes in the backend and return where there is a change.
	Watch() error

	// Load all registered services
	Services() (ServiceRegistrations, error)
}

type BackendConfig struct {
	PublicEdgePort      int
	PrivateHttpEdgePort int
	PrivateTcpEdgePort  int
}

type RewriteRule struct {
	PathPrefix       string // Add this to the start of the request path.
	RemovePathPrefix string // Remove this from the start of the request path.
	Domain           string // Redirect to this domain
}

type ServiceInstance struct {
	IP   string // IP address to connect to to reach the service instance
	Port int    // Port to connect to to reach the service instance
}

type ServiceInstances []ServiceInstance

type ServiceRegistration struct {
	ServiceName     string           // Name of the service
	ServicePort     int              // Port the service is listening on (inside its container)
	EdgePort        int              // Port that Robin listening on for the service.
	Public          bool             // If true, this service is exposed to the public network, otherwise it is only exposed to the private network.
	Instances       ServiceInstances // List instances of the service (can not be empty)
	Selectors       ServiceSelectors // List of selectors to match traffic to this service
	HttpCheckPath   string           // Path (on the service) used for health checks (can be empty)
	HttpCheckMethod string           // Method (on the service) used for health checks (can be empty)
	Mode            string           // http|tcp
	Sticky          bool             // Switched blancing mode to source
	Backup          bool             // If set all instances are backup only servers for their selectors
}

type ServiceRegistrations []ServiceRegistration

type ServiceSelector struct {
	Weight            int    // How important is this selector. (0-100), 100 being most important
	Domain            string // Domain to match on
	SslCertName       string // SSL certificate filename
	TmpSslCertPath    string // Path of generated certificate file
	PathPrefix        string // Prefix of HTTP path to match on
	Users             Users  // If set, require authentication for one of these users
	AllowUnauthorized bool   // If set, allow all for this path
	AllowInsecure     bool   // If set, allow insecure access to this path
	RewriteRules      []RewriteRule
}

type ServiceSelectors []ServiceSelector

type User struct {
	Name         string
	PasswordHash string
}

type Users []User