routingtable

type Address struct {
	Host string
	Port uint32
}

type Endpoint struct {
	InstanceGUID          string
	Index                 int32
	Host                  string
	ContainerIP           string
	Port                  uint32
	ContainerPort         uint32
	TlsProxyPort          uint32
	ContainerTlsProxyPort uint32
	Presence              models.ActualLRP_Presence
	IsolationSegment      string
	Since                 int64
	ModificationTag       *models.ModificationTag
	PreferredAddress      models.ActualLRPNetInfo_PreferredAddress
	AvailabilityZone      string
}

type EndpointKey struct {
	InstanceGUID string
	Evacuating   bool
}

type ExternalEndpointInfo struct {
	RouterGroupGUID string
	Port            uint32
	TLSEnabled      bool
}

type ExternalEndpointInfos []ExternalEndpointInfo

type ExternalServiceGreetingMessage struct {
	MinimumRegisterInterval int `json:"minimumRegisterIntervalInSeconds"`
	PruneThresholdInSeconds int `json:"pruneThresholdInSeconds"`
}

type InternalRoutableEndpoints struct {
	Routes           []InternalRoute
	Endpoints        map[EndpointKey]Endpoint
	DesiredInstances int32
	ModificationTag  *models.ModificationTag
}

type InternalRoute struct {
	Hostname    string
	ContainerIP string
	LogGUID     string
}

type MessagesToEmit struct {
	RegistrationMessages           []RegistryMessage
	UnregistrationMessages         []RegistryMessage
	InternalRegistrationMessages   []RegistryMessage
	InternalUnregistrationMessages []RegistryMessage
}

type RegistryMessage struct {
	Host                 string            `json:"host"`
	Port                 uint32            `json:"port"`
	TlsPort              uint32            `json:"tls_port,omitempty"`
	URIs                 []string          `json:"uris"`
	Protocol             string            `json:"protocol,omitempty"`
	App                  string            `json:"app,omitempty" hash:"ignore"`
	RouteServiceUrl      string            `json:"route_service_url,omitempty" hash:"ignore"`
	PrivateInstanceId    string            `json:"private_instance_id,omitempty" hash:"ignore"`
	PrivateInstanceIndex string            `json:"private_instance_index,omitempty" hash:"ignore"`
	ServerCertDomainSAN  string            `json:"server_cert_domain_san,omitempty" hash:"ignore"`
	IsolationSegment     string            `json:"isolation_segment,omitempty" hash:"ignore"`
	EndpointUpdatedAtNs  int64             `json:"endpoint_updated_at_ns,omitempty" hash:"ignore"`
	Tags                 map[string]string `json:"tags,omitempty" hash:"ignore"`
	AvailabilityZone     string            `json:"availability_zone,omitempty" hash:"ignore"`
	Options              json.RawMessage   `json:"options,omitempty" hash:"ignore"`
}

type RoutableEndpoints struct {
	Domain           string
	Routes           []routeMapping
	Endpoints        map[EndpointKey]Endpoint
	DesiredInstances int32
	ModificationTag  *models.ModificationTag
}

type Route struct {
	Hostname         string
	RouteServiceUrl  string
	IsolationSegment string
	LogGUID          string
	Protocol         string
	MetricTags       map[string]*models.MetricTagValue
	Options          json.RawMessage
}

type RoutingKey struct {
	ProcessGUID   string
	ContainerPort uint32
}

type RoutingKeys []RoutingKey

type RoutingTable interface {
	// table modification
	SetRoutes(logger lager.Logger, beforeLRP, afterLRP *models.DesiredLRP) (TCPRouteMappings, MessagesToEmit)
	RemoveRoutes(logger lager.Logger, desiredLRP *models.DesiredLRP) (TCPRouteMappings, MessagesToEmit)
	AddEndpoint(logger lager.Logger, actualLRP *models.ActualLRP) (TCPRouteMappings, MessagesToEmit)
	RemoveEndpoint(logger lager.Logger, actualLRP *models.ActualLRP) (TCPRouteMappings, MessagesToEmit)
	Swap(logger lager.Logger, t RoutingTable, domains models.DomainSet) (TCPRouteMappings, MessagesToEmit)
	GetInternalRoutingEvents() (TCPRouteMappings, MessagesToEmit)
	GetExternalRoutingEvents() (TCPRouteMappings, MessagesToEmit)

	HasExternalRoutes(actualLRP *models.ActualLRP) bool
	HTTPAssociationsCount() int     // return number of associations desired-lrp-http-routes * actual-lrps
	InternalAssociationsCount() int // return number of associations desired-lrp-internal-routes * 2 * actual-lrps
	TCPAssociationsCount() int      // return number of associations desired-lrp-tcp-routes * actual-lrps
	TableSize() int
}

type TCPRouteMappings struct {
	Registrations   []tcpmodels.TcpRouteMapping
	Unregistrations []tcpmodels.TcpRouteMapping
}