Add http/block outbound & Improve route

outbound/http.go

@@ -0,0 +1,57 @@
+package outbound
+
+import (
+	"context"
+	"net"
+	"os"
+
+	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/log"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing-box/outbound/dialer"
+	"github.com/sagernet/sing/common/bufio"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/protocol/http"
+)
+
+var _ adapter.Outbound = (*HTTP)(nil)
+
+type HTTP struct {
+	myOutboundAdapter
+	client *http.Client
+}
+
+func NewHTTP(router adapter.Router, logger log.Logger, tag string, options option.HTTPOutboundOptions) *HTTP {
+	return &HTTP{
+		myOutboundAdapter{
+			protocol: C.TypeHTTP,
+			logger:   logger,
+			tag:      tag,
+			network:  []string{C.NetworkTCP},
+		},
+		http.NewClient(dialer.New(router, options.DialerOptions), M.ParseSocksaddrHostPort(options.Server, options.ServerPort), options.Username, options.Password),
+	}
+}
+
+func (h *HTTP) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
+	h.logger.WithContext(ctx).Info("outbound connection to ", destination)
+	return h.client.DialContext(ctx, network, destination)
+}
+
+func (h *HTTP) ListenPacket(ctx context.Context, destination M.Socksaddr) (net.PacketConn, error) {
+	return nil, os.ErrInvalid
+}
+
+func (h *HTTP) NewConnection(ctx context.Context, conn net.Conn, destination M.Socksaddr) error {
+	outConn, err := h.DialContext(ctx, C.NetworkTCP, destination)
+	if err != nil {
+		return err
+	}
+	return bufio.CopyConn(ctx, conn, outConn)
+}
+
+func (h *HTTP) NewPacketConnection(ctx context.Context, conn N.PacketConn, destination M.Socksaddr) error {
+	return os.ErrInvalid
+}