From: Jamis Buck <jamis@37signals.com>
Date: 2005-10-11T04:08:35+09:00
Subject: Re: documentation & tutorials for net::ssh

On Oct 10, 2005, at 1:01 PM, bob wrote:

>> See the last paragraph of http://net-ssh.rubyforge.org/
>> chapter-3.html#s2. Basically, session.loop accepts an optional block
>> that should return true as long as the loop should continue.
>>
>> Normally, the loop continues while all channels are open, but in your
>> case, a tail -f will never close by itself.
>>
>> - Jamis
>>
>
> That's as much as I had worked out. Reading the guide suggested to  
> me that
> it wasn't ending because the channel was still open, so I started  
> trying
> to use channel.close in various places to make it close, but it  
> never did
> what I wanted it to do. I did get it to close & end the script, but
> only before the result of "tail /var/log/messages" was output to  
> the shell
> (or browser, when run as a cgi script).  I didn't know where to begin,
> when it came to adding an optional block of code, and didn't start  
> because
> I wasn't 100% that was what I needed to do.
>
> Any clues anyone, please ? I'm going to have a go at working out  
> what I
> should do, but would greatly appreciate the answer from
> someone who knows :-)

Can you post an example of one of the scripts where you were doing  
channel.close? Under what conditions do you want the channel to close?

- Jamis