<form action="execute_script.php" method="post">
  <input type="radio" name="script" value="script1.sh">脚本1
  <input type="radio" name="script" value="script2.sh">脚本2
  <input type="submit" value="执行脚本">
</form>

<?php
if(isset($_POST['script'])){
  $script = $_POST['script'];
  $output = shell_exec("bash $script");
  echo "<pre>$output</pre>";
}
?>