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From "Anderson, Rob (Global Trade)" <Rob.Ander...@nike.com>
Subject RE: sshexec errors
Date Sat, 23 Oct 2004 00:09:19 GMT
Are you using OpenSSH on the command line?

-Rob A

> -----Original Message-----
> From: EJ Ciramella [mailto:eciramella@upromise.com]
> Sent: Friday, October 22, 2004 12:17 PM
> To: Ant Users List; Ant Users List
> Subject: RE: sshexec errors
> 
> 
> with -verbose -debug, I can see it's using the correct 
> known-hosts file.
> 
> -----Original Message-----
> From:	Anderson, Rob (Global Trade) [mailto:Rob.Anderson@nike.com]
> Sent:	Fri 10/22/2004 12:19 PM
> To:	Ant Users List
> Cc:	
> Subject:	RE: sshexec errors
> Perhaps the command line ssh and the <sshexec> task are 
> looking at different known_hosts files. Try modifying your 
> tartget as follows...
> 
>   <target name="web-stop" description="Stops the webserver">
>    <sshexec host="${webserver}" 
>        username="usr" 
>        password="pass"
>        knownhosts="path/to/known/hosts" 
>        command="sudo /usr/local/apache/bin/apachectl stop"/>
>   </target>
> 
> Specifying the known_hosts may correct the problem by 
> pointing Ant to the known_hosts file that you intent to be 
> using. That is the only thing I can thing of that would cause 
> an error in Ant and no warning on the command line.
> 
> -Rob Anderson
> 
> > -----Original Message-----
> > From: EJ Ciramella [mailto:eciramella@upromise.com]
> > Sent: Thursday, October 21, 2004 5:52 PM
> > To: Ant Users List
> > Subject: RE: sshexec errors
> > 
> > 
> > the same thing I'm trying to do works when executed from the 
> > command line:
> > 
> > ssh -t <servername> "sudo /usr/local/apache/bin/apachectl stop"
> > 
> > so my exec task looks like:
> > 
> >  <target name="web-stop" description="Stops the webserver">
> >   <sshexec host="${webserver}" 
> >       username="usr" 
> >       password="pass" 
> >       command="sudo /usr/local/apache/bin/apachectl stop"/>
> >  </target>
> > 
> > And I get this weird error.  What gives?
> > 
> > -----Original Message-----
> > From: Charles Hudak [mailto:charles.hudak@cardionet.com]
> > Sent: Thursday, October 21, 2004 8:41 PM
> > To: Ant Users List
> > Subject: RE: sshexec errors
> > 
> > 
> > "The man-in-the-middle attack has also become inpossible, 
> because the
> > client does of course check the identity of the remote host 
> using his
> > host key, too. To archieve maximum security here, the 
> client should be
> > configured to use ``StrictHostKeyChecking''. Setting this option to
> > ``yes'' tells the client not to accept any new or modified 
> hostkey as
> > real. If a new host has been added to the network, or a host key has
> > been changed, the administrator has to install the new key manually.
> > While this is a bit inconvenient in a fast moving network, it ensure
> > that nobody intercepts your IP packets and claims to be the 
> > machine you
> > tried to access."
> > 
> > From this site: http://cryp.to/publications/the-secure-shell/
> > 
> > Sounds like the host key HAS CHANGED and you haven't 
> > downloaded the new
> > key file for the task to point at? After looking through the 
> > jsch source
> > code, that is likely the problem.
> > 
> > > -----Original Message-----
> > > From: EJ Ciramella [mailto:eciramella@upromise.com] 
> > > Sent: Thursday, October 21, 2004 5:24 PM
> > > To: Ant Users List
> > > Subject: sshexec errors
> > > 
> > > 
> > > Hello all - I'm getting a strange error with my script when 
> > > I'm trying to restart apache remotely:
> > > 
> > > com.jcraft.jsch.JSchException: HostKey has been changed
> > > 
> > > Could anyone shed some light on this?
> > > 
> > > 
> > 
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> > > 
> > 
> > 
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> > 
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> > 
> > 
> 
> 
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> 
> 
> 
> 
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> 
> 


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