[Openstack] No IP assigned to Instances

Silvia Fichera fichera.sil at gmail.com
Tue Nov 17 07:39:09 UTC 2015


Hi Janki,
I'm using vxlan and I have both br-int and br-ex (but by now I'm not caring
about external connection, I think that if it is not able to ping
internally it won't be able to reach internet).

Thanks,
Silvia

2015-11-16 16:27 GMT+01:00 Janki Chhatbar <jankihchhatbar at gmail.com>:

> Hi Silvia
>
> Could you check flows in ovs bridges. If you are using GRE tunnels, there
> should be only 1 bridge - br-int in compute and Neutron node each. You will
> need to configure IP of the end point for ‚Äétunnel.
>
> Thanks
>  Janki
>
> Sent from my BlackBerry 10 smartphone.
> *From: *Silvia Fichera
> *Sent: *Monday, 16 November 2015 20:16
> *To: *<ovsdb-dev at lists.opendaylight.org>; openstack at lists.openstack.org
> *Subject: *[Openstack] No IP assigned to Instances
>
> Hi all,
> I'm going to integrate Opendaylight with Openstack via Devstack.
>  In a server I have 5 VMs:
>
> VM1: eth0 10.30.3.231
>          eth1 10.0.0.1
>          This is my OpenStack Controller+compute.
>
> VM2: eth0 10.30.3.232
>          eth1 10.0.0.2
>          Compute node
>
> VM3: eth0 10.30.3.233
>          eth1 10.0.0.3
>          Compute node
>
> VM4: eth0 10.30.3.234
>          ODL Controller
>
> VM7: eth0 10.30.3.237
>          eth1
>          eth2
>          eth3
>          This is my OpenVSwitch
>
> I was able to build up the setup, but when I create instances the IP
> address is not assigned so I can't ping them.
>
> It seems that dhcp fails
>
> Starting network...
> udhcpc (v1.20.1) started
> Sending discover...
> Sending discover...
> Sending discover...
> Usage: /sbin/cirros-dhcpc <up|down>
> No lease, failing
>
> I've checked the neutron agent-list and there are the metadata agent and
> the dhcp agent.
>
> In my local. conf I have disabled the l3 agent:
>
> disable_service q-l3
> Q_L3_ENABLED=True
> ODL_L3=True
>
>
> Could you please help me?
>
> Thanks
>
>
> --
> Silvia Fichera
>
>


-- 
Silvia Fichera
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