[Openstack] Help with ML2 + Flat Network - Errors on logs while trying it - Instance not created

Martinx - ジェームズ thiagocmartinsc at gmail.com
Mon Apr 7 07:13:17 UTC 2014


Hey Ashok!

Thank you for your really fast answer! Now, I'm sure that I'm facing the
bug 1292022...

I'll take a look into your workaround.

Best,
Thiago


On 7 April 2014 04:02, Ashok Kumaran <ashokkumaran.b at gmail.com> wrote:

> Hey Martin,
>
> I agree with your point that the flat environment has no connection with
> floating ip's however current dashboard code assumes that you enable L3
> extension by default,.
>
> I have raised a bug sometime back
> https://bugs.launchpad.net/horizon/+bug/1292022
>
> as a workaround you might wanna add L3 extension in neutron.conf(under
> service_plugins), this should help in solving the issue
>
> Best
> Ashok
>
>
> On Mon, Apr 7, 2014 at 12:26 PM, Martinx - ジェームズ <
> thiagocmartinsc at gmail.com> wrote:
>
>> Well Tom,
>>
>> I prefer a more "direct" documentation (quick guide) approach, I mean,
>> which can be at least, used as a "cut and paste" guide, in one big page,
>> with all the required steps there and, less theory plus a real world and
>> working example, from the beginning to the end of the guide...
>>
>> * Install Ubuntu, do this, do that, have fun!
>>
>> Anyway, sure, I'm thinking about contributing do docs.openstack.orgtoo... But, right now, I would like to run ML2 with Flat network first...
>> :-P
>>
>> Best!
>> Thiago
>>
>> On 7 April 2014 03:30, Tom Fifield <tom at openstack.org> wrote:
>>
>>> On 07/04/14 14:25, Martinx - ジェームズ wrote:
>>>
>>>> Hello Stackers!
>>>>
>>>> I have a setup of Havana working with Neutron and Flat Networks,
>>>> documented on the following guide (it doesn't requires  L3, GRE, VLANs
>>>> or Floating IPs, it is very, very simple):
>>>>
>>>> Havana Simple Flat Guide:
>>>> https://gist.github.com/tmartinx/7019826
>>>>
>>>>
>>>> My Havana Flat setup above was inspired by this doc:
>>>> http://openstack-folsom-install-guide.readthedocs.org/en/latest/
>>>>
>>>> Well, now, I'm trying to achieve the same topology with IceHouse RC1 on
>>>> Ubuntu 14.04 but, it doesn't work. Also, for a few services (APIs and
>>>> EndPoints), I have IPv6 working okay.
>>>>
>>>> When I tried it (IceHouse + Neutron + ML2 / Flat), I'm hit the following
>>>> errors:
>>>>
>>>> 1- After login into Horizon:
>>>>
>>>> "*Error: *Unable to retrieve floating IP addresses."
>>>>
>>>> On Apache error.log:
>>>>
>>>> ---
>>>> _http://paste.openstack.org/show/75173/_
>>>>
>>>> ---
>>>>
>>>> /var/log/neutron/server.log:
>>>>
>>>> ---
>>>> 2014-04-07 02:57:48.349 1156 INFO neutron.wsgi
>>>> [req-4385ebe9-bee2-4ff3-90b6-d0b74a5ce6aa None] 2001:1291:2bf:fffa::500
>>>> - - [07/Apr/2014 02:57:48] "GET
>>>> /v2.0/floatingips.json?tenant_id=5e0106fa81104c5cbe21e1ccc9eb1a36
>>>> HTTP/1.1" 404 242 0.001862
>>>> ---
>>>>
>>>> 2- When trying to create an instance:
>>>>
>>>> "*Error: *There was an error submitting the form. Please try again."
>>>>
>>>>
>>>> On Apache error.log:
>>>>
>>>> ---
>>>> http://paste.openstack.org/show/75174/
>>>> ---
>>>>
>>>> Neutron server.log
>>>>
>>>> ---
>>>> http://paste.openstack.org/show/75175/
>>>> ---
>>>>
>>>>
>>>> * The following neutron commands was executed without any problems (come
>>>> from the guide above, hosted on gist.github.com <http://gist.github.com
>>>> >):
>>>>
>>>>
>>>> --
>>>> neutron net-create --tenant-id 5e0106fa81104c5cbe21e1ccc9eb1a36
>>>> sharednet1 --shared --provider:network_type flat
>>>> --provider:physical_network physnet1
>>>> -
>>>> neutron subnet-create --ip-version 4 --tenant-id
>>>> 5e0106fa81104c5cbe21e1ccc9eb1a36 sharednet1 10.33.14.0/24
>>>> <http://10.33.14.0/24> --dns_nameservers list=true 8.8.4.4 8.8.8.8
>>>>
>>>> --
>>>>
>>>>
>>>> My confs are:
>>>>
>>>> ml2_conf.ini: http://paste.openstack.org/show/75176/
>>>> neutron.conf: http://paste.openstack.org/show/75177/
>>>>
>>>> -
>>>>
>>>> So, what I'm not understanding is: why OpenStack with Neutron + ML2 /
>>>> Flat is, somehow, looking for "floating_ips", that triggers some 404
>>>> errors ??? I don't need any Floating IP when with Flat and Provider
>>>> Network...
>>>>
>>>>
>>>> * What am I missing?!
>>>>
>>>>
>>>> -
>>>> BTW, if you guys can help me, I'll be able to complete my new guide,
>>>> here is the draft that I'm working on:
>>>>
>>>> Ultimate OpenStack IceHouse Guide - ML2 Flat Network.md -
>>>> https://gist.github.com/tmartinx/9177697
>>>> -
>>>>
>>>
>>> Is there a reason you don't contribute to the documentation on
>>> docs.openstack.org ?
>>>
>>> Regards,
>>>
>>> Tom
>>>
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>>
>>
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