[one-users] haveing problem with vswitch

12navidb2 at gmail.com 12navidb2 at gmail.com
Thu Sep 5 04:09:17 PDT 2013


thx man for reply :)

hmm. u mean, I'm creating br0 from */etc/network/interfaces* ? that's my
config


iface p5p1 inet manual
    pre-up ifconfig $IFACE up
    pre-down ifconfig $IFACE down
auto br0
iface br0 inet static
   address 172.20.0.14
   network 172.20.0.0
   netmask 255.255.255.0
   gateway 172.20.0.1
   bridge_ports p5p1
   dns-nameservers 8.8.8.8

with this config, i think so ubuntu use brctrl,

*brctl show
bridge name    bridge id        STP enabled    interfaces
br0        8000.3085a9b07cae    no        p5p1*
ovs-vsctl add-br br0
and then use this command *ovs-vsctl add-br br0* ?

or i changing my config  to below?

auto p5p1
iface p5p1 inet static
   address 172.20.0.14
   network 172.20.0.0
   netmask 255.255.255.0
   gateway 172.20.0.1
   dns-nameservers 8.8.8.8

and then use *ovs-vsctl add-br br0*?
2013/9/4 Dmitri Chebotarov <dchebota at gmu.edu>

>  Can you create br0 with real interfaces before you add host to ONE and
> use br0 in network config section? The same way you created fake br10, but
> use ethXX . This should work...
>
>  You don't need brctl, OVS takes care of creating br0 with 'ovs-vsctl
> addbr'.
>
>  ------------------------------
> *From:* users-bounces at lists.opennebula.org <
> users-bounces at lists.opennebula.org> on behalf of 12navidb2 at gmail.com <
> 12navidb2 at gmail.com>
> *Sent:* Wednesday, September 04, 2013 6:28 AM
> *To:* users at lists.opennebula.org
> *Subject:* [one-users] haveing problem with vswitch
>
>   I read openvswitch document completely about openvswitch
> http://opennebula.org/documentation:rel4.2:openvswitch
>
>  there is 2 way for using openvswitch, i can implant  second way (*ovswitch_brcompat)
> *but this way is deprecated
> *Bridge compatibility is deprecated and may be removed no earlier than
> February 2013*
>
>  now but when I'm using first way, (using from openvswith without  * brcompat
> *and use from brctrl instead), opennebula when deploying new vm get
> error.
>
>
>
> Wed Sep 4 06:05:28 2013 [VMM][I]: post: Executed "sudo /usr/bin/ovs-vsctl
> set Port vnet0 tag=550".
> Wed Sep 4 06:05:28 2013 [VMM][I]: ovs-ofctl: br0 is not a bridge or a
> socket
> Wed Sep 4 06:05:28 2013 [VMM][E]: post: Command "sudo /usr/bin/ovs-ofctl
> add-flow br0
> in_port=,dl_src=02:00:ac:14:04:04,priority=40000,actions=normal" failed.
> Wed Sep 4 06:05:28 2013 [VMM][E]: post: ovs-ofctl:
> dl_src=02:00:ac:14:04:04: bad syntax for in_port
> Wed Sep 4 06:05:28 2013 [VMM][E]: ovs-ofctl: dl_src=02:00:ac:14:04:04: bad
> syntax for in_port
>
>  the main problem is that br0 is not created with openvswitch and create
> with brctl :)
>
>  but for solve this problem, I create fake bridge with openvswith
>
>  # ovs-vsctl add-br br0
> # ovs-vsctl add-port br0 eth1
> # ovs-vsctl add-br br10 br0 10
> # ovs-vsctl list-br
> br0
> br10
>
>  so I inform to opennebula, br10 is my bridge
>  now problem is ovs-ofctl using br10 instead br0 and i get error from ovs-ofctl
> .
>
>  in this situation, ovs-vsctl must use fake bridge (br10) and ovs-ofctl
> must use real bridge (br0) until anything  work well
>
>
>
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