/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE78_OS_Command_Injection__URLConnection_61a.java
Label Definition File: CWE78_OS_Command_Injection.label.xml
Template File: sources-sink-61a.tmpl.java
*/
/*
 * @description
 * CWE: 78 OS Command Injection
 * BadSource: URLConnection Read data from a web server with URLConnection
 * GoodSource: A hardcoded string
 * Sinks: exec
 *    BadSink : dynamic command execution with Runtime.getRuntime().exec()
 * Flow Variant: 61 Data flow: data returned from one method to another in different classes in the same package
 *
 * */







public class CWE78_OS_Command_Injection__URLConnection_61a extends AbstractTestCase
{
    public void bad() throws Throwable
    {
        String data = (new CWE78_OS_Command_Injection__URLConnection_61b()).badSource();

        String osCommand;
        if(System.getProperty("os.name").toLowerCase().indexOf("win") >= 0)
        {
            /* running on Windows */
            osCommand = "c:\\WINDOWS\\SYSTEM32\\cmd.exe /c dir ";
        }
        else
        {
            /* running on non-Windows */
            osCommand = "/bin/ls ";
        }

        /* POTENTIAL FLAW: command injection */
        Process process = Runtime.getRuntime().exec(osCommand + data);
        process.waitFor();

    }

    public void good() throws Throwable
    {
        goodG2B();
    }

    /* goodG2B() - use goodsource and badsink */
    private void goodG2B() throws Throwable
    {
        String data = (new CWE78_OS_Command_Injection__URLConnection_61b()).goodG2BSource();

        String osCommand;
        if(System.getProperty("os.name").toLowerCase().indexOf("win") >= 0)
        {
            /* running on Windows */
            osCommand = "c:\\WINDOWS\\SYSTEM32\\cmd.exe /c dir ";
        }
        else
        {
            /* running on non-Windows */
            osCommand = "/bin/ls ";
        }

        /* POTENTIAL FLAW: command injection */
        Process process = Runtime.getRuntime().exec(osCommand + data);
        process.waitFor();

    }

    /* Below is the main(). It is only used when building this testcase on
     * its own for testing or for building a binary to use in testing binary
     * analysis tools. It is not used when compiling all the testcases as one
     * application, which is how source code analysis tools are tested.
     */
    public static void main(String[] args) throws ClassNotFoundException,
           InstantiationException, IllegalAccessException
    {
        mainFromParent(args);
    }
}
