>From what i have figured out so far, the exchange queue is "nova" and the routing key in your case is "notifications.info".
On Wed, Mar 28, 2012 at 9:05 PM, Rogério Vinhal Nunes <roge...@dcc.ufmg.br>wrote: > I'm trying to find out information to make an application that consumes > the compute info, but I'm having some trouble. Is there a better > documentation I could follow and the precise details of the > queue/exchange/routing_key needed to take information at the end of each > run-instance and terminate-instance? > > Also, I'm using amqplib and I saw that Openstack uses an internal library > named Carrot that uses amqplib. Would it be better to use it instead? > > Em 27 de março de 2012 12:42, Sandy Walsh <sandy.wa...@rackspace.com>escreveu: > > I believe '.exists' is sent via a periodic update in compute.manager. >> >> >> >> On 03/27/2012 12:08 PM, Leander Bessa wrote: >> > Hello, >> > >> > I've been following this topic and i've been trying to receive the >> > notifications directly from rabbitmq with python+pika. So i far >> > i've managed to receive the start/terminate events and everything in >> > between. What i am unable to find though is the topic regarding >> > _compute.instance.exists_ >> > from http://wiki.openstack.org/SystemUsageData. Does this even exist, >> or >> > is there some extra configuration required with nova? >> > >> > Regards, >> > >> > Leander >> > >> > On Mon, Mar 26, 2012 at 4:54 PM, Russell Bryant <rbry...@redhat.com >> > <mailto:rbry...@redhat.com>> wrote: >> > >> > -----BEGIN PGP SIGNED MESSAGE----- >> > Hash: SHA1 >> > >> > On 03/26/2012 11:48 AM, Russell Bryant wrote: >> > > On 03/26/2012 10:15 AM, Rogério Vinhal Nunes wrote: >> > >> Hello, >> > >> >> > >> I'm developing a application to work along with openstack. My >> > >> application needs to keep track of all instances being started >> > >> or terminated such as feeding it information about the location, >> > >> status and other information about launched and terminated >> > >> instances. The current version makes timed queries to OpenStack >> > >> database, but this is showing to be a little consuming and >> > >> inefficient, so I would like to add a portion of code to make >> > >> OpenStack actively feed my application information whenever an >> > >> instance changes its status or location. >> > >> >> > >> What is the least intrusive way to do that? It would be very nice >> > >> if OpenStack provided a way to run code on these situations >> > >> without actually changing any code, such as defining a directory >> > >> of scripts to run in every instance status change. >> > > >> > > Check out the notifications system: >> > > >> > > http://wiki.openstack.org/NotificationSystem >> > > >> > >> > That wasn't the page I thought it was ... I meant: >> > >> > http://wiki.openstack.org/SystemUsageData >> > >> > You can consume these events via AMQP if you configure nova to use >> the >> > rabbit notifier. >> > >> > - -- >> > Russell Bryant >> > -----BEGIN PGP SIGNATURE----- >> > Version: GnuPG v1.4.12 (GNU/Linux) >> > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ >> > >> > iEYEARECAAYFAk9wkSgACgkQFg9ft4s9SAYFuACfUu23qtxiH6WLCJNyd9gBf8i1 >> > FwQAnifjwWkFHYxo+KhYt8TAWEzTaMYZ >> > =UWlH >> > -----END PGP SIGNATURE----- >> > >> > _______________________________________________ >> > Mailing list: https://launchpad.net/~openstack >> > Post to : openstack@lists.launchpad.net >> > <mailto:openstack@lists.launchpad.net> >> > Unsubscribe : https://launchpad.net/~openstack >> > More help : https://help.launchpad.net/ListHelp >> > >> > >> > >> > >> > _______________________________________________ >> > Mailing list: https://launchpad.net/~openstack >> > Post to : openstack@lists.launchpad.net >> > Unsubscribe : https://launchpad.net/~openstack >> > More help : https://help.launchpad.net/ListHelp >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~openstack >> Post to : openstack@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~openstack >> More help : https://help.launchpad.net/ListHelp >> > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > >
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