Open Stack

That's the issue most probably. You cannot have br-eth1:br-eth1


Will not work. 

On 2014-10-05 22:41, Irena Berezovsky wrote: 

> Hi
Don, 
> 
> Seems that there is a problem at neutron side, that ML2
refuses to bind the port. 
> 
> Can you please share the error you get
at neutron server? 
> 
> I am not sure, but seems that neutron ml2
configuration is not accurate. 
> 
> With commands you share, I think
you should change it as following: 
> 
> [ovs]
> bridge_mappings =
physnet1:br-ex, br-eth1:br-eth1 
> 
> The convention is <physical
network label>: <bridge>
> 
> Hope it helps, 
> 
> Irena 
> 
> FROM: Don
Waterloo [mailto:don.waterloo at gmail.com] 
> SENT: Monday, October 06,
2014 5:37 AM
> TO: openstack at lists.openstack.org
> SUBJECT: Re:
[Openstack] Tapping physical interfaces 
> 
> the vxlan part is
definitely working, its the 'flat' part that i've just added which is
not.
> 
> and, more specifically, its the ability to attach a nova
instance to it. I'm not sure what i can do for screen shots, the error
is the kind of generic:
> 
> [req-d7df11f2-0a13-49e6-acf4-69fff926519f
6f5b7388bbce42f7a53a2af62fb43f06 4ef0f0caa0884594b3fd5d39efc892dc]
[instance: fba1b229-5e5e-429d-8e4f-fa6fd7898d21] Error from last host:
amazing.sandvine.rocks (node amazing.sandvine.rocks): [u'Traceback (most
recent call last):n', u' File
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1329,
in _build_instancen set_access_ip=set_access_ip)n', u' File
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 393, in
decorated_functionn return function(self, context, *args, **kwargs)n',
u' File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
1741, in _spawnn LOG.exception(_('Instance failed to spawn'),
instance=instance)n', u' File
"/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils.py",
line 68, in __exit__n six.reraise(self.type_, self.value, self.tb)n', u'
File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
1738, in _spawnn block_device_info)n', u' File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line
2284, in spawnn write_to_disk=True)n', u' File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line
3478, in to_xmln disk_info, rescue, block_device_info)n', u' File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line
3292, in get_guest_confign flavor)n', u' File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/vif.py", line 384,
in get_confign _("Unexpected vif_type=%s") % vif_type)n',
u'NovaException: Unexpected vif_type=binding_failedn'] 
> 
> the
'unexpected vif_type' covers a wide variety of problems. I get this if i
add boot with a port-id on the new flat network, or if i boot with the
net-id of the new flat network. 
> 
> On 5 October 2014 21:49, Don
Waterloo <don.waterloo at gmail.com> wrote: 
> 
> I have a system which is
happily using vxlan type driver on icehouse
> on ml2 / ovs.
> 
> I would
now like to take on of the physical interfaces (eth1) and make
> it
available in a 'tap' to a specific instance. Imagine running
> 'snort'
here.
> 
> So i added the 'type_driver' flat:
> [ml2]
> type_drivers =
vxlan,flat,local
> tenant_network_types = vxlan
> mechanism_drivers =
openvswitch
> 
> I added the bridge_mapping in ovs (this i'm not sure of
given the
> tunnel_type=vxlan?)
> [ovs]
> tenant_network_type = vxlan
>
tunnel_type = vxlan
> tunnel_id_ranges = 1:1000
> integration_bridge =
br-int
> tunnel_bridge = br-tun
> local_ip = 172.16.100.2
>
bridge_mappings = physnet1:br-ex,eth1:br-eth1,eth3:br-eth3
>
enable_tunneling=True
> 
> I ran
> ovs-vsctl add-br br-eth1
> ovs-vsctl
add-port br-eth1 eth1
> 
> and I ran:
> neutron net-create --shared
--provider:network_type=flat
> --provider:physical_network=br-eth1
eth1
> 
> so far so good.
> But i cannot get an instance to bind to this
network. I've tried
> manually creating a port and using --nic port-id=,
i've tried letting
> it add it. But i get Unexpected
vif_type=binding_failed no matter what
> i do.
> 
> In nova.conf I
have
>
libvirt_vif_driver=nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver
>

> and i have port security disable fwiw.
> 
> Do someone have a recipe
they want to share for this? Obviously this
> works best on an
'all-in-one' which is what I have. Is someone else
> out there having an
instance directly bound to a physical port via a
> bridge? 
> 
>
!DSPAM:1,54322e75229429685119039!
> 
>
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