<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I like the simple solution (#3) as well.<div><br></div><div>It gets parity for the APIs while leaving more advanced topics for the NaaS discussions.<br><div><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><br class="Apple-interchange-newline">-- Sent from my Tandy 1000sx</div><div><br></div><div>Jesse Andrews</div><div><a href="mailto:anotherjesse@gmail.com">anotherjesse@gmail.com</a></div><div><br></div></span><br class="Apple-interchange-newline">
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<br><div><div>On Apr 18, 2011, at 11:36 AM, Trey Morris wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">Appears my response got lost somehow. I vote for #3 as it's the most configurable (and affects nothing contrariwise). In addition to believing we use flags too often, I don't think having a flag solves the problem very well. A couple of examples show why:<div>
you want a few instances having floating IP(s) while others do not</div><div>you want multiple floating IPs for an instance<br><div><br></div><div>-tr3buchet<br><br><div class="gmail_quote">On Mon, Apr 18, 2011 at 6:15 AM, Ilya Alekseyev <span dir="ltr"><<a href="mailto:ilyaalekseyev@acm.org">ilyaalekseyev@acm.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="gmail_quote">Mark,<br><br>approach #1 implementation is here: <a href="https://code.launchpad.net/%7Eopenstack-gd/nova/auto-float-ip" target="_blank">https://code.launchpad.net/~openstack-gd/nova/auto-float-ip</a>. I saw that you interested in approach #3 too. May be you have some ideas of specification of API for approach #3?<br>
<br>Erik,<br>there is implementation of floating ips in Nova. In implementation of approach #1 we just care about auto assigning/deassigning. As I know floating ip implemented like NAT from network nodes.<div><div></div>
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2011/4/17 Mark Washenberger <span dir="ltr"><<a href="mailto:mark.washenberger@rackspace.com" target="_blank">mark.washenberger@rackspace.com</a>></span><br><blockquote class="gmail_quote" style="margin:0pt 0pt 0pt 0.8ex;border-left:1px solid rgb(204, 204, 204);padding-left:1ex">
<font face="arial" size="2"><p>Eldar,</p><div> <br class="webkit-block-placeholder"></div><p>I'm having some trouble finding the diff for your implementation of approach #1. Any chance you can share it on the list?</p><div> <br class="webkit-block-placeholder"></div><p>Thanks</p><div> <br class="webkit-block-placeholder"></div><div><br class="webkit-block-placeholder"></div><div>"Erik Carlin" <<a href="mailto:erik.carlin@rackspace.com" target="_blank">erik.carlin@rackspace.com</a>> said:<br><br>> Cool. Got it. Floating IPs or what Amazon calls Elastic IPs. How are you<br>
> solving the cross L2 problem?<br>> <br>> Erik<br>> <br>> Sent from my iPhone<br>> <br></div>> On Apr 15, 2011, at 7:28 PM, "Eldar Nugaev" <<a href="mailto:enugaev@griddynamics.com" target="_blank">enugaev@griddynamics.com</a>><div>
<div></div><div><br>> wrote:<br>> <br>> > Hi Erik<br>> ><br>> > Thank you for response!<br>> > Yes, you are absolutely right OpenStack API already support shared IP<br>> groups.<br>
> > Suppose there are some misunderstanding, because I wrote about floating IPs.<br>> ><br>> > I want to have API for association IPs from floating IPs pool with<br>> > particular VM.<br>> ><br>
> > At this moment we have #1 implementation as a path in our RPM repo<br>> > <a href="http://yum.griddynamics.net/" target="_blank">http://yum.griddynamics.net/</a>. And going to make the merge proposal to<br>
> > trunk.<br>> ><br>> > Also we going to create blueprint about #3 and attach branch to it.<br>> ><br>> > Eldar<br>> ><br>> > On Sat, Apr 16, 2011 at 2:34 AM, Erik Carlin<br>> <<a href="mailto:erik.carlin@rackspace.com" target="_blank">erik.carlin@rackspace.com</a>> wrote:<br>
> >> Eldar -<br>> >><br>> >> The OpenStack API already supports sharing IPs between instances<br>> (although<br>> >> this may be an extension?). What exact behavior are you after? More<br>
> >> important than the way in which we expose via the API is how it's<br>> >> implemented. It's important to note that this is extremely network<br>> >> topology dependent. Sharing IPs today requires L2 adjacency so other<br>
> VMs<br>> >> can GARP for the IP. L2 doesn't work at scale so you need another<br>> >> mechanism. I'm pretty sure the way AWS does it is to have a separate<br>> pool<br>> >> of IPs and inject /32 routes higher up that route towards the<br>
> appropriate<br>> >> VM IP. What are your thoughts around how this would be implemented?<br>> >><br>> >> Multiple people are working towards an independent Network as a Service<br>> >> external to nova so it may make sense to plug this requirement in there.<br>
> >><br>> >> Erik<br>> >><br>> >> On 4/11/11 8:31 AM, "Eldar Nugaev" <<a href="mailto:enugaev@griddynamics.com" target="_blank">enugaev@griddynamics.com</a>><br>> wrote:<br>
> >><br>> >>> Hello everyone,<br>> >>><br>> >>> We going to add possibility to assigning floating IP addresses in<br>> >>> OpenStack API.<br>> >>> Our goal reproduce AWS behavior when creating instance automatically<br>
> >>> assigns any free floating IP or add methods to OpenStack API for<br>> >>> allocation and association API addresses.<br>> >>><br>> >>> At this time we see three way:<br>
> >>><br>> >>> 1. FLAG --auto_assign_floating_ip (default=False)<br>> >>> 2. Optional parameter "auto_assign_floating_ip" in existing "create"<br>> >>> method<br>
> >>> 3. OpenStack API add floating_ip - allocate_floating_ip,<br>> >>> associate_floating_ip<br>> >>><br>> >>> What way is more suitable at this time?<br>> >>><br>
> >>> --<br>> >>> Eldar<br>> >>> Skype: eldar.nugaev<br>> >>><br>> >>> _______________________________________________<br>> >>> Mailing list: <a href="https://launchpad.net/%7Eopenstack" target="_blank">https://launchpad.net/~openstack</a><br>
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> >>> More help : <a href="https://help.launchpad.net/ListHelp" target="_blank">https://help.launchpad.net/ListHelp</a><br>> >><br>> >><br>> >><br>> >> Confidentiality Notice: This e-mail message (including any attached or<br>
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> >> at <a href="mailto:abuse@rackspace.com" target="_blank">abuse@rackspace.com</a>, and delete the original message.<br>> >> Your cooperation is appreciated.<br>> >><br>> >><br>> ><br>
> ><br>> ><br>> > --<br>> > Eldar<br>> > Skype: eldar.nugaev<br>> <br>> <br>> Confidentiality Notice: This e-mail message (including any attached or<br>> embedded documents) is intended for the exclusive and confidential use of the<br>
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> Your cooperation is appreciated.<br>> <br>> <br>> _______________________________________________<br>> Mailing list: <a href="https://launchpad.net/%7Eopenstack" target="_blank">https://launchpad.net/~openstack</a><br>
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