style: cmd工具注释

src/framework/cmd/cmd.go

@@ -167,6 +167,7 @@ func ExecScript(scriptPath, workDir string) (string, error) {
 	return stdout.String(), nil
 }
 
+// CheckIllegal 检查传入的字符串参数中是否包含一些特殊字符
 func CheckIllegal(args ...string) bool {
 	if args == nil {
 		return false
@@ -181,20 +182,23 @@ func CheckIllegal(args ...string) bool {
 	return false
 }
 
+// HasNoPasswordSudo 检查当前用户是否拥有sudo权限
 func HasNoPasswordSudo() bool {
-	cmd2 := exec.Command("sudo", "-n", "ls")
+	cmd2 := exec.Command("sudo", "-n", "uname")
 	err2 := cmd2.Run()
 	return err2 == nil
 }
 
+// SudoHandleCmd 是否拥有sudo权限并拼接
 func SudoHandleCmd() string {
-	cmd := exec.Command("sudo", "-n", "ls")
+	cmd := exec.Command("sudo", "-n", "uname")
 	if err := cmd.Run(); err == nil {
 		return "sudo "
 	}
 	return ""
 }
 
+// Which 可执行文件是否在系统的PATH环境变量中
 func Which(name string) bool {
 	_, err := exec.LookPath(name)
 	return err == nil