Cool. Just checking :) -A On Oct 6, 2012 11:40 AM, "Steve Loughran" <ste...@hortonworks.com> wrote:
> I saw it, but it seemed very much centered on hostname-on-remote-host > issues; I was trying to get it on the local box. A property seems to work > well enough. > > On 5 October 2012 19:44, Adrian Cole <adr...@jclouds.org> wrote: > > > Hi, Steve. > > > > You probably missed this chat a couple months ago. Hopefully, at > > least the context is helpful: > > > > https://gist.github.com/3202856 > > > > -A > > > > On Fri, Oct 5, 2012 at 3:56 AM, Steve Loughran <ste...@hortonworks.com> > > wrote: > > > On 4 October 2012 22:23, Alex Heneveld < > alex.henev...@cloudsoftcorp.com > > >wrote: > > > > > >> > > >> Steve- > > >> > > >> He he I have scars from all the times I've banged my head against > this. > > >> I've come to the conclusion you should pretty much always use: > > >> > > >> cluster.getInstanceMatching(**RolePredicates.role("cmserver"** > > >> )).getPublicHostname() > > >> > > >> which is the *public* hostname admittedly -- but should normally > resolve > > >> within a private subnet to the private IP if the public IP is not > > >> accessible. > > > > > > > > > it does. but net traffic to it gets billed at the external rate on many > > > infrastructures > > > > > > > > >> In a good network anyway. Failing that you should just be able to > use > > >> the private IP. If you're feeling ambitious, fix /etc/hosts / DNS for > > the > > >> boxes you manage so that public hostnames do work everywhere in your > > >> universe. > > > > > > > > > oh, that's both devious and wrong. I'll think about using it though. > > > > > > > > >> Otherwise you end up hacking different things for different target > > clouds. > > >> > > > > > > do you have those per-target hacks anywhere? a whirr-contrib module > > perhaps? > > > > > > > > >> > > >> I think private hostname is a nebulous concept ... good that > > >> Instance.getPrivateHostname is deprecated. (Private to whom? -- > > localhost > > >> is quite a reliable private hostname but probably not what you are > > after!) > > >> > > >> So can you somehow use public hostname or private IP ? > > >> > > > > > > I was thinking maybe I could run something on one of the hosts I bring > up > > > to do the mapping for me -give it the list of IPs, get back the locally > > > rDNS'd list. I don't see anything in whirr right now, and the way > > > statements get executed as async batches, it maybe tricky. I could > > imagine > > > a new statement to do that. > > > > > > for now I'm just going to add an extra property for the domain, suffix > > that > > > to the (known) hostname -and let the users sort it out > > >
