I am comfortable with Java security though, but I would not
place such code in the live site.
Man! you guys got a lot of guts to do that. :-)
Pae
> I am running cmds ok from win200 with tomcat 4.12
>
> have ago wuth this example - It migth be bad code but it works ok with <
> and > pinted as html escape code (< and >).
>
> Regards,
> Simon
>
> <HTML>
> <BODY>
>
> <%@page language="java" import="java.sql.*"%>
>
> <%@page import="java.io.*" %>
> <%@page import="java.util.*" %>
> <%@page import="java.text.*" %>
> <%!
> public String shellCommand(String cmd) {
> try {
> Runtime rt = Runtime.getRuntime();
> Process p = rt.exec(cmd);
> int i;
> StringBuffer buf = new StringBuffer();
> InputStream os=p.getInputStream();
> while((i=os.read()) != -1) {
> if (i == 60 )
> buf.append("<");
> else if (i == 62 )
> buf.append(">");
> else
> buf.append((char)i);
> }
> return buf.toString();
> }catch (Exception e)
> {
> return "error " + e;
> }
> }
> %>
>
> <h1>ipconfig</h1>
> <pre>
> <%= shellCommand("cmd /C ipconfig /all ") %>
> </pre>
>
> </BODY>
> </HTML>
>
>
>
>
>
>
> Jason Cheng wrote:
>
> >Hi,
> >
> > Through much trial and error, I finally determined
> >that using the Runtime.exec() in a JSP page might not
> >be possible when serving with a Tomcat server that is
> >being run as a NT service. It seems that when running
> >Tomcat as a service, it is not possible to call the
> >console. If I stop the service and load Tomcat as a
> >stand-alone application, my JSP pages load without a
> >hitch. Unfortunately, I think we will need to
> >continue running Tomcat as a service. If that is the
> >case, is there anyway to run external programs from
> >JSP pages?
> >
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