add router interface

ingress/ingress.go

@@ -2,15 +2,20 @@ package ingress
 
 import "context"
 
-type GetOptions struct{}
+type Options struct{}
 
-type GetOption func(opts *GetOptions)
+type Option func(opts *Options)
 
-type SetOptions struct{}
-
-type SetOption func(opts *SetOptions)
+type Rule struct {
+	// Hostname is the hostname match pattern, e.g. example.com, *.example.org or .example.com.
+	Hostname string
+	// Endpoint is the tunnel ID for the hostname.
+	Endpoint string
+}
 
 type Ingress interface {
-	Get(ctx context.Context, host string, opts ...GetOption) string
-	Set(ctx context.Context, host, endpoint string, opts ...SetOption) bool
+	// SetRule adds or updates a rule for the ingress.
+	SetRule(ctx context.Context, rule *Rule, opts ...Option) bool
+	// GetRule queries a rule by host.
+	GetRule(ctx context.Context, host string, opts ...Option) *Rule
 }

router/router.go

@@ -0,0 +1,24 @@
+package router
+
+import (
+	"context"
+	"net"
+)
+
+type Options struct{}
+
+type Option func(opts *Options)
+
+type Route struct {
+	// Net is the destination network, e.g. 192.168.0.0/16, 172.10.10.0/24.
+	Net *net.IPNet
+	// Gateway is the gateway for the destination network.
+	Gateway net.IP
+}
+
+type Router interface {
+	// SetRoute adds or updates a route for the router.
+	SetRoute(ctx context.Context, route *Route, opts ...Option) bool
+	// GetRoute queries a route by destination IP address.
+	GetRoute(ctx context.Context, dst net.IP, opts ...Option) *Route
+}