Thanks, I have tabled it for the next week or so while I work on other 
projects.  If I find something I will let you know as well.

Steven Searles | ssear...@zimcom.net<mailto:ssear...@zimcom.net>
Zimcom Internet Solutions  | www.zimcom.net<http://www.zimcom.net/>
O: 513.231.9500  |  D: 513.233.4130


[cid:4E979D40-7111-4FF2-A814-86A43D457744]

From: lxc-users 
<lxc-users-boun...@lists.linuxcontainers.org<mailto:lxc-users-boun...@lists.linuxcontainers.org>>
 on behalf of Paul Hummer 
<paul.hum...@canonical.com<mailto:paul.hum...@canonical.com>>
Reply-To: LXC users mailing-list 
<lxc-users@lists.linuxcontainers.org<mailto:lxc-users@lists.linuxcontainers.org>>
Date: Friday, June 17, 2016 at 10:22 AM
To: LXC users mailing-list 
<lxc-users@lists.linuxcontainers.org<mailto:lxc-users@lists.linuxcontainers.org>>
Subject: Re: [lxc-users] LXD Bridge issues with Openstack

Hi Steve-

  I'm currently investigating some issues in devstack that are identical to 
this. I don't currently have answers for you just yet, but please know that I'm 
actively trying to figure this out as well. It's likely a configuration issue 
with neutron, but I'm not entirely sure.

Cheers,
Paul

On Wed, Jun 8, 2016 at 12:10 PM, Steve Searles 
<ssear...@zimcom.net<mailto:ssear...@zimcom.net>> wrote:
Hello everyone, I have configured a nova-compute-lxd node in our openstack 
environment.   We are currently running Openstack Mitaka (Not Devstack) with 
neutron.  I am able to provision instances however they have no network 
connectivity.  When using a regular provider network and not VxLAN networks, if 
I add the provider network (em2 in my case) to the bridge group manually it 
will function properly. So it appears that the interface is not added to the 
bridge during the provisioning process.

My neutron config on the host has

physical_interface_mappings = public:em2

This is for VxLAN support.

enable_vxlan = True
local_ip = 172.26.3.1
l2_population = True

After adding an instance.

root@lxd01:~# nova list
+--------------------------------------+------+--------+------------+-------------+--------------------+
| ID                                   | Name | Status | Task State | Power 
State | Networks           |
+--------------------------------------+------+--------+------------+-------------+--------------------+
| d98ec618-1d98-47d1-95d1-31d39af38f3a | test | ACTIVE | -          | Running   
  | public=70.36.33.15 |
+--------------------------------------+------+--------+------------+-------------+——————————+

root@lxd01:~# lxc list
+-------------------+---------+------+------+------------+-----------+
|       NAME        |  STATE  | IPV4 | IPV6 |    TYPE    | SNAPSHOTS |
+-------------------+---------+------+------+------------+-----------+
| instance-0000001b | RUNNING |      |      | PERSISTENT | 0         |
+-------------------+---------+------+------+------------+—————+

root@lxd01:~# brctl show
bridge name bridge idSTP enabled interfaces
brq5d71d51f-4b 8000.feec5f898aa5no vethNV5DFH
lxdbr0 8000.000000000000no
virbr0 8000.52540009839ayes virbr0-nic
root@lxd01:~#


root@lxd01:~# lxc exec instance-0000001b -- /bin/bash
root@ubuntu:~# ifconfig
eth0      Link encap:Ethernet  HWaddr fa:16:3e:06:30:fc
          inet6 addr: fe80::f816:3eff:fe06:30fc/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:9 errors:0 dropped:0 overruns:0 frame:0
          TX packets:187 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:718 (718.0 B)  TX bytes:61866 (61.8 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:128 errors:0 dropped:0 overruns:0 frame:0
          TX packets:128 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1
          RX bytes:9968 (9.9 KB)  TX bytes:9968 (9.9 KB)

root@ubuntu:~#
Exit

root@lxd01:~# brctl addif brq5d71d51f-4b em2
root@lxd01:~# brctl show
bridge name bridge idSTP enabled interfaces
brq5d71d51f-4b 8000.0026b942da6fno em2
vethNV5DFH
lxdbr0 8000.000000000000no
virbr0 8000.52540009839ayes virbr0-nic
root@lxd01:~#

root@lxd01:~# lxc restart instance-0000001b
root@lxd01:~# lxc list
+-------------------+---------+--------------------+------+------------+-----------+
|       NAME        |  STATE  |        IPV4        | IPV6 |    TYPE    | 
SNAPSHOTS |
+-------------------+---------+--------------------+------+------------+-----------+
| instance-0000001b | RUNNING | 70.36.33.15 (eth0) |      | PERSISTENT | 0      
   |
+-------------------+---------+--------------------+------+------------+-----------+
root@lxd01:~# nova list
+--------------------------------------+------+--------+------------+-------------+--------------------+
| ID                                   | Name | Status | Task State | Power 
State | Networks           |
+--------------------------------------+------+--------+------------+-------------+--------------------+
| d98ec618-1d98-47d1-95d1-31d39af38f3a | test | ACTIVE | -          | Running   
  | public=70.36.33.15 |
+--------------------------------------+------+--------+------------+-------------+--------------------+
root@lxd01:~#

root@lxd01:~# lxc exec instance-0000001b -- /bin/bash
root@ubuntu:~# ifconfig
eth0      Link encap:Ethernet  HWaddr fa:16:3e:06:30:fc
          inet addr:70.36.33.15  Bcast:70.36.33.255  Mask:255.255.255.0
          inet6 addr: fe80::f816:3eff:fe06:30fc/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:491 errors:0 dropped:0 overruns:0 frame:0
          TX packets:182 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:39890 (39.8 KB)  TX bytes:17244 (17.2 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

root@ubuntu:~# ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8<http://8.8.8.8>: icmp_seq=1 ttl=48 time=20.0 ms
64 bytes from 8.8.8.8<http://8.8.8.8>: icmp_seq=2 ttl=48 time=19.5 ms
^C
--- 8.8.8.8 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1001ms
rtt min/avg/max/mdev = 19.516/19.803/20.090/0.287 ms
root@ubuntu:~#

Yay all good.


Any idea on what I might be missing?  Does the LXC implementation support 
VxLAN?  When I provision an instance with VxLAN the vxnet—XX interfaces do not 
seem to get created either.

This is what brctl looks like after provisioning a VxLAN instance.

root@lxd01:~# brctl show
bridge name bridge idSTP enabled interfaces
brq5d71d51f-4b 8000.0026b942da6fno em2
veth8UXD1A
brq6d747849-47 8000.fec52a511007no veth4N38LY
lxdbr0 8000.000000000000no
virbr0 8000.52540009839ayes virbr0-nic
root@lxd01:~#

A new bridge was created with the veth from the container but no vxlan 
interface.

Can someone point me in the right direction?






Steven Searles  | ssear...@zimcom.net<mailto:ssear...@zimcom.net>
Zimcom Internet Solutions  | www.zimcom.net<http://www.zimcom.net/>
O: 513.231.9500<tel:513.231.9500>  |  D: 513.233.4130<tel:513.233.4130>


[cid:6BDB9D41-C564-43BB-911D-9CF98A243F53]

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