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RE: GEM distribution
- Subject: RE: GEM distribution
- Date: Wed, 27 May 2009 14:35:58 -0600 (MDT)
Hi all,
Just to double check, we should be connecting to:
ldm-wxo.cmc.ec.gc.ca
199.212.17.24
Thanks!
Jeff
---------------------------------------------------------------------
Jeff Weber address@hidden :
Unidata Program Center PH:303-497-8676 :
University Corp for Atmospheric Research 3300 Mitchell Ln :
http://www.unidata.ucar.edu/staff/jweber Boulder,Co 80307-3000 :
---------------------------------------------------------------------
On Wed, 27 May 2009, Jeff Weber wrote:
> On Wed, 27 May 2009, Beaubien,Anne-Marie [CMC] wrote:
>
> > Hi Jeff,
> > The entry "ALLOW ANY ^[a-z].*\.unidata\.ucar\.edu\.?$ .*
> > " was already existant on our servers before you sent your request. So I
> > didn`t make any changes there.
> >
> > As I asked before... Is the entry "|([a-z].*\.unidata\.ucar\.edu\.?$)"
> > found at the end of "ALLOW ANY
> > ^((localhost|loopback)|(127\.0\.0\.1\.?$))" necessary?
> >
> > Currently I have:
> > "ALLOW ANY ^((localhost|loopback)|(127\.0\.0\.1\.?$)) .*"
> >
> > must this be changed to:
> > "allow ANY
> > ^((localhost|loopback)|(127\.0\.0\.1\.?$)|([a-z].*\.unidata\.ucar\.edu\.?$))"
> > ?
> >
>
> It can, and is usually (per standard install) appended as indicated above.
> It can stand alone, it just needs to be there in one method or another.
>
>
> > I was waiting for your response to the above (and below) question
> > before adding the configuration of idd.cise-nsf.gov but I just did that
> > now. A request was just sent to my network group to allow access for
> > idd.cise-nsf.gov, this may take a few days though.
>
> Great, appreciate that, it helps us balance our load geographically.
>
> >
> > Is the access problem you are reporting related to the missing
> > idd.cise-nsf.gov configuration?
>
> Not completely, that certainly is part of it, but our unidata machines
> could not "see" your machine via "notifyme" or "ldmping"..so either the
> allow was not in place, or a firewall is stopping our traffic.
>
> If not, are you (unidata) requiring new
> > accesses that you did not use before?
>
> Perhaps, I ~believe all we had in the past was an allow for "shemp" or
> "newshemp" as that has been the only machine we have actually gotten CMC
> GEM output on. We now run a cluster with multiple accumulators as front
> ends, hence the desire to have the:
>
> ALLOW ANY ^[a-z].*\.unidata\.ucar\.edu\.?$
>
>
> Please let us know if you have any questions, we greatly appreciate
> this service to the community.
>
>
> Cheers,
>
>
> Jeff
>
>
> >
> > Anne-Marie
> >
> > -----Original Message-----
> > From: Jeff Weber [mailto:address@hidden]
> > Sent: 27 May, 2009 13:15
> > To: Beaubien,Anne-Marie [CMC]
> > Cc: Grenier,Michel [CMC]; Mike Schmidt; address@hidden
> > Subject: RE: GEM distribution
> >
> > Bonjour Anne-Marie and Michel,
> >
> > We, Unidata, are being denied access to:
> >
> > ldm-wxo.cmc.ec.gc.ca
> >
> > 199.212.17.24
> >
> > Did you execute a "ldmadmin restart" after making the changes in ldmd.conf
> > for us to gain access?
> >
> > Could there be firewall issues at play?
> >
> > Thanks for your efforts, it is appreciated!
> >
> > Jeff
> > ---------------------------------------------------------------------
> > Jeff Weber address@hidden :
> > Unidata Program Center PH:303-497-8676 :
> > University Corp for Atmospheric Research 3300 Mitchell Ln :
> > http://www.unidata.ucar.edu/staff/jweber Boulder,Co 80307-3000 :
> > ---------------------------------------------------------------------
> >
> > On Thu, 21 May 2009, Beaubien,Anne-Marie [CMC] wrote:
> >
> > > Hi Jeff,
> > >
> > > The following is what we currently have configured:
> > >
> > > -------------------
> > > # The LDM will NOT start if the entry is commented-out.
> > > ALLOW ANY ^((localhost|loopback)|(127\.0\.0\.1\.?$)) .*
> > > #
> > > # Give permission to the Unidata Program Center
> > > ALLOW ANY ^[a-z].*\.unidata\.ucar\.edu\.?$ .*
> > > --------------------
> > >
> > >
> > > I notice that our first allow, above, does not end with
> > > "|([a-z].*\.unidata\.ucar\.edu\.?$)" as in your example below. Is this a
> > > problem?
> > >
> > > I will add an allow ANY for idd.cise-nsf.gov as requested...
> > >
> > > Anne-Marie Beaubien
> > > Environment Canada
> > > Meteorological Service of Canada
> > > CMC Informatics Branch / Data Acquisition and Distribution Services
> > > Tél: (514) 421-4778 Fax: (514) 421-4703
> > > email: address@hidden
> > >
> > >
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: Jeff Weber [mailto:address@hidden]
> > > Sent: 20 May, 2009 17:37
> > > To: Grenier,Michel [CMC]
> > > Cc: Beaubien,Anne-Marie [CMC]; address@hidden
> > > Subject: RE: GEM distribution
> > >
> > > Bonjour Michel and Anne Marie,
> > >
> > > Can you please add an "allow" in your ldmd.conf file, located in ~ldm/etc
> > > (in theory) and make sure you have:
> > >
> > >
> > > allow ANY ^[a-z].*\.unidata\.ucar\.edu\.?$
> > >
> > > [note, use tabs and not white space] :)
> > >
> > > ..this is what we would like to see implemented, and is probably already
> > > in your ldmd.conf file, but perhaps it is commented out. The original
> > > allow line looked like this:
> > >
> > > ######################################################################
> > > #########
> > > # Allow Entries
> > > ######################################################################
> > > #########
> > > #
> > > # Giving permission for a Data Sink to perform a request to your LDM # #
> > > allow <feedset> <hostname pattern> # # Giving permission to your own
> > > machine and Unidata # # Under no circumstances comment out the next allow
> > > entry to localhost # The LDM will NOT start if the lines are commented
> > > out.
> > > allow ANY
> > > ^((localhost|loopback)|(127\.0\.0\.1\.?$)|([a-z].*\.unidata\.ucar\.edu\.?$))
> > > allow ANY ^([a-z].*\.ucar\.edu\.?$)
> > > #
> > > ######################################################################
> > > ########
> > >
> > >
> > > To better serve folks on the east coast we also request an allow for:
> > >
> > > idd.cise-nsf.gov
> > >
> > >
> > > Thanks for working with us on this, and after this config (since we
> > > are now allowed to fan out this feed) it may be the last time needed
> > > :)
> > >
> > >
> > > Cheers,
> > >
> > > Jeff
> > > ---------------------------------------------------------------------
> > > Jeff Weber address@hidden :
> > > Unidata Program Center PH:303-497-8676 :
> > > University Corp for Atmospheric Research 3300 Mitchell Ln :
> > > http://www.unidata.ucar.edu/staff/jweber Boulder,Co 80307-3000 :
> > > ---------------------------------------------------------------------
> > >
> > > On Tue, 19 May 2009, Yves Pelletier wrote:
> > >
> > > > Hi Jeff,
> > > >
> > > > Sorry for the slow response on this. We discussed this with our
> > > > colleagues of the Data Acquisition and Dissemination Systems section
> > > > and agreed it would be a good idea.
> > > >
> > > > If any action is required on our part, please coordinate with
> > > > Anne-Marie Beaubien and Michel Grenier.
> > > >
> > > > With my best regards
> > > >
> > > > Yves Pelletier
> > > > Chief, Implementation and Operational Services Section National
> > > > Prediction Operations Meteorological Service of Canada
> > > >
> > > > On Tue, 2009-05-19 at 14:23 -0600, Jeff Weber wrote:
> > > >
> > > > > Bonjour Yves,
> > > > >
> > > > > I am hopeful that we can discuss the option of having Unidata "fan
> > > > > out"
> > > > > the CMC GEM model output.
> > > > >
> > > > > To refresh our memories, currently CMC delivers all GEM output
> > > > > "point-to-point". Unidata would like to have the permission to
> > > > > relay the data within our IDD topology. This would ease the use of
> > > > > your bandwidth AND reduce time and effort to maintain your ldmd.conf
> > > > > files for "allow"
> > > > > capabilities. We recently were successful doing this with
> > > > > FNMOC/NRL and the NOGAPS/COAMPS model ouput. The benefit to the
> > > > > Unidata community would be multiple points of access.
> > > > >
> > > > > Thank you for considering this request.
> > > > >
> > > > > Jeff
> > > > > ---------------------------------------------------------------------
> > > > > Jeff Weber address@hidden :
> > > > > Unidata Program Center PH:303-497-8676 :
> > > > > University Corp for Atmospheric Research 3300 Mitchell Ln :
> > > > > http://www.unidata.ucar.edu/staff/jweber Boulder,Co 80307-3000 :
> > > > > ------------------------------------------------------------------
> > > > > --
> > > > > -
> > > > >
> > > > > On Tue, 28 Apr 2009, Hogue,Richard [CMC] wrote:
> > > > >
> > > > > > Hi Linda,
> > > > > >
> > > > > > Nice to hear from you. Yes I'm still around !
> > > > > >
> > > > > > I have copied Yves Pelletier on this reply. Yves leads our
> > > > > > Implementation and Operational Services Section here at CMC. He
> > > > > > will gladly follow up with you and Jeff on this.
> > > > > >
> > > > > > Kind regards,
> > > > > >
> > > > > > Richard.
> > > >
> > >
> >
>