Feature: add mode script

constant/path.go

@@ -22,6 +22,7 @@ var Path = func() *path {
 type path struct {
 	homeDir    string
 	configFile string
+	scriptDir  string
 }
 
 // SetHomeDir is used to set the configuration path
@@ -67,6 +68,23 @@ func (p *path) GeoSite() string {
 	return P.Join(p.homeDir, "geosite.dat")
 }
 
+func (p *path) ScriptDir() string {
+	if len(p.scriptDir) != 0 {
+		return p.scriptDir
+	}
+	if dir, err := os.MkdirTemp("", Name+"-"); err == nil {
+		p.scriptDir = dir
+	} else {
+		p.scriptDir = P.Join(os.TempDir(), Name)
+		os.MkdirAll(p.scriptDir, 0644)
+	}
+	return p.scriptDir
+}
+
+func (p *path) Script() string {
+	return P.Join(p.ScriptDir(), "clash_script.py")
+}
+
 func (p *path) GetAssetLocation(file string) string {
 	return P.Join(p.homeDir, file)
 }

constant/rule.go

@@ -1,5 +1,7 @@
 package constant
 
+import "net"
+
 // Rule Type
 const (
 	Domain RuleType = iota
@@ -12,6 +14,7 @@ const (
 	SrcPort
 	DstPort
 	Process
+	Script
 	MATCH
 )
 
@@ -39,6 +42,8 @@ func (rt RuleType) String() string {
 		return "DstPort"
 	case Process:
 		return "Process"
+	case Script:
+		return "Script"
 	case MATCH:
 		return "Match"
 	default:
@@ -54,3 +59,5 @@ type Rule interface {
 	ShouldResolveIP() bool
 	RuleExtra() *RuleExtra
 }
+
+var TunBroadcastAddr = net.IPv4(198, 18, 255, 255)