On Wed, Nov 24, 2010 at 1:19 AM, Joe Pepersack <[email protected]> wrote:
>
>
> Why not just call the ssh client and run a command on the remote host?
> I'd set up a passwordless key to a restricted account for security, but
> I'm paranoid.
>
> open LOG, '>>', '/path/to/logfile' or die "Can't open log file\n";
>
> foreach my $target ( qw[ u...@host1 u...@host2 u...@localhost ] ) {
> my $uptime = `/usr/bin/ssh -i /path/to/private_key $target uptime`;
> my $now = localtime;
>
> if ( defined($uptime) ) {
> print LOG "$now\tSSH is up on $target\n";
> }
> else {
> print LOG "$now\tSSH is down on $target\n";
>
> }
> }
>
> On 11/23/2010 11:43 AM, Amit Saxena wrote:
> >
> > On Tue, Nov 23, 2010 at 10:09 PM, shawn wilson
> > <[email protected]<ag4ve.us%40gmail.com>
> > <mailto:ag4ve.us%40gmail.com <ag4ve.us%2540gmail.com>>> wrote:
> >
> > > Well, each new ssh connection should spawn a new process so you
> > could look
> > > at it from that end. More technically, you could look into netstat
> > or lsof
> > > modules.
> > > On Nov 23, 2010 11:31 AM, "Amit Saxena"
> > > <[email protected]<learn.tech123%40gmail.com>
> > <mailto:learn.tech123%40gmail.com <learn.tech123%2540gmail.com>>> wrote:
> > > > Hi all,
> > > >
> > > > What's the best way to monitor ssh connectivity, and not just ssh
> port
> > > > availability, to a server using perl assuming following constraints ?
> > > >
> > > > I tried for Net::SSH but public private key is not allowed.
> > > >
> > > > I tried for Net::SSH::Perl etc but these are not built in perl
> > > distribution
> > > > (active perl on windows or part of perl distribution of linux /
> > solaris).
> > > >
> > > > Can we do it via "IO::Socket::INET" ?
> > > >
> > > > Thanks & Regards,
> > > > Amit Saxena
> > >
> >
> > Thanks Shawn for the reply.
> >
> > Actually my requirement, to be specific, is as follows.
> >
> > The script will be executed in periodic fashion from a *nix server and
> the
> > script will initiate a ssh connection to itself using perl. This is to
> > confirm that the ssh service is running and there is no issue in getting
> a
> > new and authenticated ssh session when clients will connect to the server
> > via ssh externally.
> >
> > Please suggest.
> >
> > Thanks & Regards,
> > Amit Saxena
> >
> > [Non-text portions of this message have been removed]
> >
> >
>
> [Non-text portions of this message have been removed]
>
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Hi Joe,
I feel, I have to settle for this option in the end. However is there a way
to NOT to use public-private key with ssh and have embedded password in the
ssh command itself to have non interactive output ?
Thanks & Regards,
Amit Saxena
