/**
* OWASP Benchmark Project v1.1
*
* This file is part of the Open Web Application Security Project (OWASP)
* Benchmark Project. For details, please see
* <a href="https://www.owasp.org/index.php/Benchmark">https://www.owasp.org/index.php/Benchmark</a>.
*
* The Benchmark is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Foundation, version 2.
*
* The Benchmark is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* @author Dave Wichers <a href="https://www.aspectsecurity.com">Aspect Security</a>
* @created 2015
*/

package org.owasp.benchmark.testcode;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet("/BenchmarkTest12674")
public class BenchmarkTest12674 extends HttpServlet {
	
	private static final long serialVersionUID = 1L;
	
	@Override
	public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request, response);
	}

	@Override
	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
	
		String[] values = request.getParameterValues("foo");
		String param;
		if (values.length != 0)
		  param = request.getParameterValues("foo")[0];
		else param = null;

		String bar = new Test().doSomething(param);
		
		String a1 = "";
		String a2 = "";
		String osName = System.getProperty("os.name");
        if (osName.indexOf("Windows") != -1) {
        	a1 = "cmd.exe";
        	a2 = "/c";
        } else {
        	a1 = "sh";
        	a2 = "-c";
        }
        String[] args = {a1, a2, "echo", bar};
        
        String[] argsEnv = { "foo=bar" };
        
		Runtime r = Runtime.getRuntime();

		try {
			Process p = r.exec(args, argsEnv);
			org.owasp.benchmark.helpers.Utils.printOSCommandResults(p);
		} catch (IOException e) {
			System.out.println("Problem executing cmdi - TestCase");
            throw new ServletException(e);
		}
	}  // end doPost

    private class Test {

        public String doSomething(String param) throws ServletException, IOException {

		String bar = org.apache.commons.lang.StringEscapeUtils.escapeHtml(param);

            return bar;
        }
    } // end innerclass Test

} // end DataflowThruInnerClass
