shouldn't you do writeLine ? ( to write password that process is
waiting for ? )


--- Tim Wood <timwood0@(protected):
> I would not expect this solution to work, as I believe ssh opens
> /dev/tty for the password, not reading it from stdin. (See e.g.,
> sshconnect2.c and readpass.c in openssh-3.4p1).
>
> TW
>
> At 12:17 AM 07/28/03, you wrote:
> >try putting pr.waitFor() after
> >Process pr=run.exec("ssh -l <usrname> -p <portname> <ip address>");
> >
> >it waits for the process to get executed before executing next
> statement.
> >
> >HTH,
> >uthiresh
> >
> >
> >-----Original Message-----
> >From: A mailing list for Java(tm) 2 Platform, Enterprise Edition
> >[mailto:J2EE-INTEREST@(protected)
> >Sent: Monday, July 28, 2003 12:25 PM
> >To: J2EE-INTEREST@(protected)
> >Subject: use of RunTime class
> >
> >
> >Hi Group,
> >   We are developing an application which requires connecting to
> the remote
> >server using ssh protocol. If I have to connect to that server from
> command
> >prompt then I type command something like below,
> >
> >     ssh -l <usrname> -p <portname> <ip address>
> >     Then the system shows following line
> >     <Hostname> password:
> >
> >
> >   Then the remote server ask for password (We don't want to use
> public and
> >private key automatic validation) ,which I enter manually and I get
> the
> >connection to the remote server.
> >
> >   Now the same functionality we want to duplicate in a java
> program. So we
> >thought of using Runtime class to execute the command mentioned
> above. The
> >sample code for that is given below
> >
> >
> >   import java.io.*;
> >
> >   public class one{
> >
> >      public one() throws Exception{
> >         Runtime run=Runtime.getRuntime();
> >         System.out.println("came here up");
> >         Process pr=run.exec("ssh -l <usrname> -p <portname>
> <ip
> >address>");
> >         System.out.println("came here down");
> >         InputStream in=pr.getInputStream();
> >         System.out.println(in.available());
> >         BufferedReader buff=new BufferedReader(new
> >InputStreamReader(pr.getInputStream()));
> >         System.out.println("1");
> >         String line=buff.readLine();
> >         System.out.println("2");
> >         System.out.println(line);
> >       }
> >
> >      public static void main(String a[]){
> >         try{
> >             new one();
> >         }catch(Exception ee){
> >             ee.printStackTrace();
> >         }
> >      }
> >
> >   }//end of class
> >
> >
> >   We are getting output till 'System.out.println("1")' , but the '
> >System.out.println("2") ' is not coming at all on the screen. The
> process
> >remains in the hanged status and I think it expects some user input.
> But I
> >don't understand why it is not printing '<Hostname> password:
> ' line
> >though I am capturing the input stream of the process.
> >
> >
> >   Can anyone tell me why this is happening. If anybody has already
> >implemented such kind of functionality where 'java program will
> supply the
> >password to connect to the remote server' then kindly suggest us
> how to do
> >that.
> >
> >Thanx in advance
> >
> >Prashant
> >
>
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> email to
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>
>
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