On 4 April 2017 at 07:53, Saverio Proto <saverio.pr...@switch.ch> wrote:
> Hello Armando, > > I managed to implement the L2GW setup purely in software, without an > hardware appliance. > > I documented in the README file, please look at this review > https://review.openstack.org/453209 Nice job! > > > I have a question: do we have a name for this node where the actually > bridging happens between a VXLAN tenant network and a physical L2 network ? > Is it okay to call it the l2gw agent ? > Historically this was called l2gw agent (node). You can find references in [1,2] > > The l2gw plugin it self runs on the controller, so also the > neutron-l2gw-plugin agent runs on the controller. > > I think it necessary to clarify this naming, because before trying the > software I did the mistake of thinking that the neutron-l2gw-agent had > to run on the switch where the actual briding happens. > The l2gw agent uses solely OVSDB to interact to the server and as such it can run anywhere. In fact, in Arista's POC video [3] (credit to Sukhdev), the demo setup shows this in more details. Cheers, Armando [1] https://github.com/openstack/networking-l2gw/blob/master/doc/source/images/L2GW_deployment.png [2] https://github.com/openstack/networking-l2gw/blob/master/specs/kilo/l2-gateway-api-implementation.rst [3] https://www.youtube.com/watch?v=WpilpgPnYrE > > thank you > > Saverio > > > > > On 30/03/17 18:40, Armando M. wrote: > > > > > > On 30 March 2017 at 08:47, Saverio Proto <saverio.pr...@switch.ch > > <mailto:saverio.pr...@switch.ch>> wrote: > > > > Hello, > > > > I am trying to use the neutron l2gw plugin, but I am not using a bare > > metal switch to bridge. > > > > I am using a server with Openvswitch. > > > > > > I am not aware of any effort to implement L2GW purely in software, in > > fact this was one key missing pieces that prevented the project to have > > CI solely dealt with the upstream infra resources. Perhaps OVN may come > > to the rescue here, I recall at some point the team was looking at the > > L2GW API. > > > > Thanks, > > Armando > > > > > > > > Following this documentation: > > > > http://networkop.co.uk/blog/2016/05/21/neutron-l2gw/ > > <http://networkop.co.uk/blog/2016/05/21/neutron-l2gw/> > > > > At one point there is this command: > > > > sudo vtep-bootstrap L5 10.0.0.5 192.168.91.21 --no_encryption > > > > This vtep-bootstrap is specific for Cumulux Linux > > > > Anybody has documentation with normal vtep-ctl commands ? > > > > So far on the Ubuntu server I did the following: > > > > apt-get install openvswitch-vtep > > ovsdb-tool create /etc/openvswitch/vtep.db > > /usr/share/openvswitch/vtep.ovsschema > > > > Anyone has more complete documentation ? > > > > I did not understand if the vtep-openvswitch controlled by the l2gw > > plugin will make vxlan tunnels to all the compute nodes, to bridge > the > > tenant network with a physical l2 network ? Or all this traffic has > to > > pass to the network node also because the vtep openvswitch is not > able > > to talk to the compute nodes ? > > > > thank you > > > > Saverio > > > > > > -- > > SWITCH > > Saverio Proto, Peta Solutions > > Werdstrasse 2, P.O. Box, 8021 Zurich, Switzerland > > phone +41 44 268 15 15, direct +41 44 268 1573 > > saverio.pr...@switch.ch <mailto:saverio.pr...@switch.ch>, > > http://www.switch.ch > > > > http://www.switch.ch/stories > > > > ____________________________________________________________ > ______________ > > OpenStack Development Mailing List (not for usage questions) > > Unsubscribe: > > openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > > <http://openstack-dev-requ...@lists.openstack.org?subject: > unsubscribe> > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > <http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev> > > > > > > > > > > ____________________________________________________________ > ______________ > > OpenStack Development Mailing List (not for usage questions) > > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject: > unsubscribe > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > > > -- > SWITCH > Saverio Proto, Peta Solutions > Werdstrasse 2, P.O. Box, 8021 Zurich, Switzerland > phone +41 44 268 15 15, direct +41 44 268 1573 > saverio.pr...@switch.ch, http://www.switch.ch > > http://www.switch.ch/stories > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >
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