feat: use new frida-go compiler options

Author: NSEcho

go.mod

@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	github.com/fatih/color v1.18.0
-	github.com/frida/frida-go v0.12.1
+	github.com/frida/frida-go v0.13.0
 	github.com/spf13/cobra v1.9.1
 )
 

go.sum

@@ -3,6 +3,8 @@ github.com/fatih/color v1.18.0 h1:S8gINlzdQ840/4pfAwic/ZE0djQEH3wM94VfqLTZcOM=
 github.com/fatih/color v1.18.0/go.mod h1:4FelSpRwEGDpQ12mAdzqdOukCy4u8WUtOY6lkT/6HfU=
 github.com/frida/frida-go v0.12.1 h1:dHOdJU3wuQkvlb7Lan0RFSm0lpCJH6cW8IbYOxt9C0E=
 github.com/frida/frida-go v0.12.1/go.mod h1:OyRIp58wuTcGggI6ztakXcHkTXrt5WfD9yi3pq6QyGw=
+github.com/frida/frida-go v0.13.0 h1:ocEnnj3+87EXrxRXaFPCCT/WxoDvwFW+wPEFx6IfEEQ=
+github.com/frida/frida-go v0.13.0/go.mod h1:O8Dg1YBGfQsBEL1a8x3GURw/JllJrcuvg78ga2OgdM4=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=

main.go

@@ -206,9 +206,6 @@ var rootCmd = &cobra.Command{
 
 		os.MkdirAll(tempDir, os.ModePerm)
 
-		// save current directory because we might change it to compile the script
-		currentDir, _ := os.Getwd()
-
 		if _, err = os.Stat(filepath.Join(tempDir, "script.ts")); os.IsNotExist(err) {
 			for fl, data := range tempFiles {
 				os.WriteFile(filepath.Join(tempDir, fl), data, os.ModePerm)
@@ -217,26 +214,36 @@ var rootCmd = &cobra.Command{
 
 		if _, err = os.Stat(filepath.Join(tempDir, "node_modules")); os.IsNotExist(err) {
 			// Install modules
+			pwd, _ := os.Getwd()
+			os.Chdir(tempDir)
 			command := exec.Command("npm", "install")
 			if err := command.Run(); err != nil {
 				logger.Errorf("Error installing modules: %v", err)
 			}
+			os.Chdir(pwd)
 		}
 
 		agentPath := filepath.Join(tempDir, agentFilename)
 		var scriptBody string
 
 		// check if we have script.ts already compiled
 		if _, err = os.Stat(agentPath); os.IsNotExist(err) {
-			os.Chdir(tempDir)
-
 			comp := frida.NewCompiler()
 
 			comp.On("finished", func() {
 				logger.Infof("Done compiling script")
 			})
 
-			bundle, err := comp.Build("script.ts")
+			comp.On("diagnostics", func(diag string) {
+				logger.Errorf("compilation error: %v", diag)
+			})
+
+			buildOptions := frida.NewCompilerOptions()
+			buildOptions.SetProjectRoot(tempDir)
+			buildOptions.SetJSCompression(frida.JSCompressionTerser)
+			buildOptions.SetSourceMaps(frida.SourceMapsOmitted)
+
+			bundle, err := comp.Build("script.ts", buildOptions)
 			if err != nil {
 				return fmt.Errorf("error compiling script: %v", err)
 			}
@@ -246,8 +253,6 @@ var rootCmd = &cobra.Command{
 			}
 
 			scriptBody = bundle
-
-			os.Chdir(currentDir)
 		} else {
 			data, err := os.ReadFile(agentPath)
 			if err != nil {