[caasp-beta] caas v2 networking

[Jerry Hwang]

Thanks Flavio for the consideration. I was looking at calico, but this
seems to be also a good plugin for container apps that prefers
non-NAT/overlay env. It seems to have higher performance/low latency
advantages.

Regards,
Jerry

On Mon, Jan 15, 2018 at 12:35 AM, Flavio Castelli <fcastelli at suse.com>
wrote:

> Next major release of SUSE Container as a Service Platform will use
> flannel deployed as a CNI plugin.
>
> We are currently evaluating other networking solutions. Thanks for your
> suggestion, we will take a look also at kube-router.
>
> Cheers
> Flavio
>
> On 01/12/2018 06:29 PM, Jerry Hwang wrote:
> > Hello,
> >
> > Does SUSE have a plan/consideration about kube-router project
> > (https://github.com/cloudnativelabs/kube-router) vs. CNI vs. flannel?
> >
> > Thanks,
> > Jerry
> >
> > On Wed, Dec 20, 2017 at 1:52 PM, Jerry Hwang <special011 at gmail.com
> > <mailto:special011 at gmail.com>> wrote:
> >
> >     Nice, thanks Alvaro for the clarification.
> >
> >     Jerry
> >
> >     On Wed, Dec 20, 2017 at 1:38 PM, Alvaro Saurin
> >     <alvaro.saurin at suse.com <mailto:alvaro.saurin at suse.com>> wrote:
> >
> >
> >
> >         When a pod is configured with "hostNetwork: true", the
> >         applications running in such a pod can directly see the network
> >         interfaces of the host machine where the pod was started. From
> >         the networking point of view, it will behave as any other
> >         application running in the host. And, even if flannel is still
> >         running in the host, the pod will not be automatically connected
> >         to that overlay network but use the native routing mechanism.
> >
> >         Cheers
> >
> >
> >         Alvaro
> >
> >
> >
> >
> >         On 12/20/2017 09:05 PM, Jerry Hwang wrote:
> >>         Thanks Flavio.
> >>         So SUSE CaaS v2 networking is flannel (overlay).
> >>         Regardless I set "hostNetwork: True" for Pod, the inter-nodes
> >>         traffic will be still encapsulated in udp backend?
> >>         Any consideration for non-overlay networking solution for v3+?
> >>
> >>         Jerry
> >>
> >>         On Wed, Dec 20, 2017 at 1:26 AM, Flavio Castelli
> >>         <fcastelli at suse.com <mailto:fcastelli at suse.com>> wrote:
> >>
> >>             On 12/11/2017 05:13 AM, Jerry Hwang wrote:
> >>             > I have a general question.
> >>             > CaaS v2 networking is flannel overlay networking using
> >>             udp encapsulation
> >>             > for traffic between nodes.
> >>             > If my app is based on docker "host" networking
> >>             (net=host), how to make
> >>             > the app migration from docker to caas/kubernetes env
> >>             possible?
> >>
> >>             You can still tell kubernetes to create a pod that uses
> >>             the host network:
> >>
> >>             kind: Pod
> >>             spec:
> >>               hostNetwork: True
> >>             ...
> >>
> >>             However please evaluate whether that makes still sense in
> >>             the kubernetes
> >>             context.
> >>
> >>             Cheers
> >>             Flavio
> >>             _______________________________________________
> >>             caasp-beta mailing list
> >>             caasp-beta at lists.suse.com <mailto:caasp-beta at lists.suse.com
> >
> >>             http://lists.suse.com/mailman/listinfo/caasp-beta
> >>             <http://lists.suse.com/mailman/listinfo/caasp-beta>
> >>
> >>
> >>
> >>
> >>         _______________________________________________
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> >>         <http://lists.suse.com/mailman/listinfo/caasp-beta>
> >
> >         --
> >         Alvaro Saurin <alvaro.saurin at suse.com> <mailto:
> alvaro.saurin at suse.com>
> >         Senior Software Engineer
> >         SUSE Linux GmbH, Maxfeldstr. 5, D-90409 Nürnberg Tel:
> +49-911-74053-0; Fax: +49-911-7417755 <tel:+49%20911%207417755>;
> https://www.suse.com/
> >         SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham
> Norton, HRB 21284 (AG Nürnberg)
> >
> >
> >
>
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