Add Tailscale endpoint

include/registry.go

@@ -92,6 +92,7 @@ func EndpointRegistry() *endpoint.Registry {
 	registry := endpoint.NewRegistry()
 
 	registerWireGuardEndpoint(registry)
+	registerTailscaleEndpoint(registry)
 
 	return registry
 }
@@ -110,6 +111,7 @@ func DNSTransportRegistry() *dns.TransportRegistry {
 
 	registerQUICTransports(registry)
 	registerDHCPTransport(registry)
+	registerTailscaleTransport(registry)
 
 	return registry
 }

include/tailscale.go

@@ -0,0 +1,17 @@
+//go:build with_tailscale
+
+package include
+
+import (
+	"github.com/sagernet/sing-box/adapter/endpoint"
+	"github.com/sagernet/sing-box/dns"
+	"github.com/sagernet/sing-box/protocol/tailscale"
+)
+
+func registerTailscaleEndpoint(registry *endpoint.Registry) {
+	tailscale.RegisterEndpoint(registry)
+}
+
+func registerTailscaleTransport(registry *dns.TransportRegistry) {
+	tailscale.RegistryTransport(registry)
+}

include/tailscale_stub.go

@@ -0,0 +1,27 @@
+//go:build !with_tailscale
+
+package include
+
+import (
+	"context"
+
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/adapter/endpoint"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/dns"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+func registerTailscaleEndpoint(registry *endpoint.Registry) {
+	endpoint.Register[option.TailscaleEndpointOptions](registry, C.TypeTailscale, func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options option.TailscaleEndpointOptions) (adapter.Endpoint, error) {
+		return nil, E.New(`Tailscale is not included in this build, rebuild with -tags with_tailscale`)
+	})
+}
+
+func registerTailscaleTransport(registry *dns.TransportRegistry) {
+	dns.RegisterTransport[option.TailscaleDNSServerOptions](registry, C.DNSTypeTailscale, func(ctx context.Context, logger log.ContextLogger, tag string, options option.TailscaleDNSServerOptions) (adapter.DNSTransport, error) {
+		return nil, E.New(`Tailscale is not included in this build, rebuild with -tags with_tailscale`)
+	})
+}