nagios.cmd over nfs

kyle.odonnell at gmail.com kyle.odonnell at gmail.com
Tue Jan 22 21:38:01 CET 2008


... not so much

It solves the web page spinning, but since nagios never picks up the
data nothing happens.

Back to the drawing board.

On 1/22/08, kyle.odonnell at gmail.com <kyle.odonnell at gmail.com> wrote:
> I found a neat but ugly work-around.  After doing some reading, it
> appears as though the fifo/pipe  needs to be opened for reading and
> writing at the same time.
>
> If I leave 'tail -f nagios.cmd' running on the remote site nfs
> mounting the pipe, data is processed!
>
>
> On 1/22/08, Sean McAvoy <smcavoy at ca.afilias.info> wrote:
> > AFAIK,
> > You cannot use a FIFO (pipe) over NFS. The pipe refers to not a file
> > but a kernel IPC method. So a FIFO created on the NFS server is known
> > to the nfs server and not the client system.
> >
> >
> > On 22-Jan-08, at 1:11 PM, Brian A. Seklecki wrote:
> >
> > > On Tue, 2008-01-22 at 13:09 -0500, Kyle O'Donnell wrote:
> > >> Hi,
> > >>
> > >> I've migrated the nagios web interface onto a different physical
> > >> server, nfs mounting the nagios directory from the actual nagios
> > >> server.
> > >>
> > >> Only snag I'm running into right now is trying to access the
> > >> nagios.cmd pipe over nfs.  When trying to schedule downtime, disable
> > >> notifications etc... the web interface just spins. I see cmd.cgi is
> > >> being executed, but nothing happens.
> > >
> > > Is NFS rpc.lockd running?  Try mount_nfs(8) with '-L'
> > >
> > >      -L      Do not forward fcntl(2) locks over the wire.  All
> > > locks will be
> > >              local and not seen by the server and likewise not seen
> > > by other
> > >              NFS clients.  This removes the need to run the rpcbind
> > > (8) service
> > >              and the rpc.statd(8) and rpc.lockd(8) servers on the
> > > client.
> > >              Note that this option will only be honored when
> > > performing the
> > >              initial mount, it will be silently ignored if used
> > > while updating
> > >              the mount options.
> > >
> > > ~BAS
> > >
> > >> Both servers have the same uid/gids for nagios, webserver is even
> > >> running as nagios user.
> > >>
> > >> I know a 'work-around' is to ssh+keys>nagios.cmd pipe, but this
> > >> isn't an option.
> > >>
> > >> Any ideas?
> > >>
> > >> Kyle
> > >>
> > >> ---------------------------------------------------------------------
> > >> ----
> > >> This SF.net email is sponsored by: Microsoft
> > >> Defy all challenges. Microsoft(R) Visual Studio 2008.
> > >> http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
> > >> _______________________________________________
> > >> Nagios-users mailing list
> > >> Nagios-users at lists.sourceforge.net
> > >> https://lists.sourceforge.net/lists/listinfo/nagios-users
> > >> ::: Please include Nagios version, plugin version (-v) and OS when
> > >> reporting any issue.
> > >> ::: Messages without supporting info will risk being sent to /dev/
> > >> null
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > > --
> > > Brian A. Seklecki <bseklecki at collaborativefusion.com>
> > > Collaborative Fusion, Inc.
> > >
> > >
> > > ----------------------------------------------------------------------
> > > ---
> > > This SF.net email is sponsored by: Microsoft
> > > Defy all challenges. Microsoft(R) Visual Studio 2008.
> > > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
> > > _______________________________________________
> > > Nagios-users mailing list
> > > Nagios-users at lists.sourceforge.net
> > > https://lists.sourceforge.net/lists/listinfo/nagios-users
> > > ::: Please include Nagios version, plugin version (-v) and OS when
> > > reporting any issue.
> > > ::: Messages without supporting info will risk being sent to /dev/null
> >
> > Sean McAvoy
> > NOC Team Lead
> > Afilias Canada
> >
> > P. 416.673.4194
> >
> >
> >
> >
> >
>

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