new: add warp option

config/warp.go

@@ -0,0 +1,158 @@
+package config
+
+import (
+	"bufio"
+	"encoding/json"
+	"fmt"
+	"net/netip"
+	"os"
+	"strings"
+
+	T "github.com/sagernet/sing-box/option"
+	"github.com/uoosef/wireguard-go/warp"
+)
+
+type WireGuardConfig struct {
+	Interface InterfaceConfig `json:"Interface"`
+	Peer      PeerConfig      `json:"Peer"`
+}
+
+type InterfaceConfig struct {
+	PrivateKey string   `json:"PrivateKey"`
+	DNS        string   `json:"DNS"`
+	Address    []string `json:"Address"`
+}
+
+type PeerConfig struct {
+	PublicKey  string   `json:"PublicKey"`
+	AllowedIPs []string `json:"AllowedIPs"`
+	Endpoint   string   `json:"Endpoint"`
+}
+
+type SingboxConfig struct {
+	Type          string   `json:"type"`
+	Tag           string   `json:"tag"`
+	Server        string   `json:"server"`
+	ServerPort    int      `json:"server_port"`
+	LocalAddress  []string `json:"local_address"`
+	PrivateKey    string   `json:"private_key"`
+	PeerPublicKey string   `json:"peer_public_key"`
+	Reserved      []int    `json:"reserved"`
+	MTU           int      `json:"mtu"`
+}
+
+func wireGuardToSingbox(wgConfig WireGuardConfig, server string, port uint16) (*T.Outbound, error) {
+	// splt := strings.Split(wgConfig.Peer.Endpoint, ":")
+	// port, err := strconv.Atoi(splt[1])
+	// if err != nil {
+	// 	fmt.Printf("%v", err)
+	// 	return nil
+	// }
+	out := T.Outbound{
+		Type: "wireguard",
+		Tag:  "WARP",
+		WireGuardOptions: T.WireGuardOutboundOptions{
+			ServerOptions: T.ServerOptions{
+				Server:     server,
+				ServerPort: port,
+			},
+
+			PrivateKey:    wgConfig.Interface.PrivateKey,
+			PeerPublicKey: wgConfig.Peer.PublicKey,
+			Reserved:      []uint8{0, 0, 0},
+			MTU:           1280,
+		},
+	}
+
+	for _, addr := range wgConfig.Interface.Address {
+		prefix, err := netip.ParsePrefix(addr)
+		if err != nil {
+			return nil, err // Handle the error appropriately
+		}
+		out.WireGuardOptions.LocalAddress = append(out.WireGuardOptions.LocalAddress, prefix)
+
+	}
+
+	return &out, nil
+}
+func readWireGuardConfig(filePath string) (WireGuardConfig, error) {
+	file, err := os.Open(filePath)
+	if err != nil {
+		return WireGuardConfig{}, err
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+
+	var wgConfig WireGuardConfig
+	var currentSection string
+
+	for scanner.Scan() {
+		line := scanner.Text()
+
+		if strings.HasPrefix(line, "[") && strings.HasSuffix(line, "]") {
+			currentSection = strings.TrimSpace(line[1 : len(line)-1])
+			continue
+		}
+
+		if currentSection == "Interface" {
+			parseInterfaceConfig(&wgConfig.Interface, line)
+		} else if currentSection == "Peer" {
+			parsePeerConfig(&wgConfig.Peer, line)
+		}
+	}
+
+	return wgConfig, nil
+}
+
+func parseInterfaceConfig(interfaceConfig *InterfaceConfig, line string) {
+	if strings.HasPrefix(line, "PrivateKey") {
+		interfaceConfig.PrivateKey = strings.TrimSpace(strings.SplitN(line, "=", 2)[1])
+	} else if strings.HasPrefix(line, "DNS") {
+		interfaceConfig.DNS = strings.TrimSpace(strings.SplitN(line, "=", 2)[1])
+	} else if strings.HasPrefix(line, "Address") {
+		interfaceConfig.Address = append(interfaceConfig.Address, strings.TrimSpace(strings.SplitN(line, "=", 2)[1]))
+	}
+}
+
+func parsePeerConfig(peerConfig *PeerConfig, line string) {
+	if strings.HasPrefix(line, "PublicKey") {
+		peerConfig.PublicKey = strings.TrimSpace(strings.SplitN(line, "=", 2)[1])
+	} else if strings.HasPrefix(line, "AllowedIPs") {
+		peerConfig.AllowedIPs = append(peerConfig.AllowedIPs, strings.TrimSpace(strings.SplitN(line, "=", 2)[1]))
+	} else if strings.HasPrefix(line, "Endpoint") {
+		peerConfig.Endpoint = strings.TrimSpace(strings.SplitN(line, "=", 2)[1])
+	}
+}
+func generateWarp(license string, host string, port uint16) (*T.Outbound, error) {
+	if host == "" {
+		host = "engage.cloudflareclient.com"
+	}
+	if port == 0 {
+		port = 2408
+	}
+	endpoint := fmt.Sprint("%s:%p", host, port)
+
+	if !warp.CheckProfileExists(license) {
+		fmt.Printf("profile s not exit! ---%s---", license)
+		err := warp.LoadOrCreateIdentity(license, endpoint)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	wgConfig, err := readWireGuardConfig("wgcf-profile.ini")
+	if err != nil {
+		fmt.Println("Error reading WireGuard configuration:", err)
+		return nil, err
+	}
+	// fmt.Printf("%v", wgConfig)
+	singboxConfig, err := wireGuardToSingbox(wgConfig, host, port)
+	singboxJSON, err := json.MarshalIndent(singboxConfig, "", "    ")
+	if err != nil {
+		fmt.Println("Error marshaling Singbox configuration:", err)
+		return nil, err
+	}
+	fmt.Println(string(singboxJSON))
+	return singboxConfig, nil
+}