micro/network/router/table/table.go
2019-07-10 07:45:27 +01:00

39 lines
1.1 KiB
Go

package table
import (
"errors"
)
var (
// ErrRouteNotFound is returned when no route was found in the routing table
ErrRouteNotFound = errors.New("route not found")
// ErrDuplicateRoute is returned when the route already exists
ErrDuplicateRoute = errors.New("duplicate route")
)
// Table defines routing table interface
type Table interface {
// Add adds new route to the routing table
Add(Route) error
// Delete deletes existing route from the routing table
Delete(Route) error
// Update updates route in the routing table
Update(Route) error
// List returns the list of all routes in the table
List() ([]Route, error)
// Lookup looks up routes in the routing table and returns them
Lookup(Query) ([]Route, error)
// Watch returns a watcher which allows to track updates to the routing table
Watch(opts ...WatchOption) (Watcher, error)
// Size returns the size of the routing table
Size() int
}
// TableOption used by the routing table
type TableOption func(*TableOptions)
// NewTable creates new routing table and returns it
func NewTable(opts ...TableOption) Table {
return newTable(opts...)
}