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

Tom Fifield tom at openstack.org
Mon Apr 7 06:30:48 UTC 2014


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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