[Openstack] Fwd: Re: How to make DevStack install OpenStack with Neutron?
Ian Y. Choi
ian at naimnetworks.com
Tue Oct 7 05:36:14 UTC 2014
Hello Mike,
The main reason why floating IP addresses are not working in my video is
that I used VirtualBox 4.2.
To support floating IP addresses, first of all, you need to pre-create a
network which supports floating IP addresses,
and this floating IP network should support public network connection,
although it might not be mandatory.
I used VirtualBox 4.2 and NAT functionality in VirtualBox, and the
configuration for floating IP addresses are rather difficult in
VirtualBox 4.2 environment.
(Of course, I can pre-create floating IP addresses using another
technique, but it is so difficult to put all the things in one video.)
I had experiences that floating IP addresses are working well using
VirtualBox 4.3.
But for this environment, you really need to configure FLOATING_RANGE
and PUBLIC_NETWORK_GATEWAY options.
When you configure FLOATING_RANGE, you also configure subnet because the
configuration example would be
'FLOATING_RANGE=10.0.100.128/25'.
PUBLIC_NETWORK_GATEWAY is the gateway address you already had such as
'PUBLIC_NETWORK_GATEWAY=10.0.100.1'.
Neutron, and even DevStack does not create any public network gateway.
So, to summarize,
: All the required information for floating IP address range: IP
address, subnet, and gateway are configured using those two options.
: You need to pre-create floating IP addresses before you install DevStack.
And yes. I wrongly pasted from the localrc file URL. Thank you!
Thanks,
/Ian
Mike Spreitzer wrote, on 10/7/2014 1:36 PM:
> > From: "Ian Y. Choi" <ian at naimnetworks.com>
> > To: openstack at lists.openstack.org
> > Cc: Mike Spreitzer/Watson/IBM at IBMUS
> > Date: 10/06/2014 10:50 PM
> > Subject: Fwd: Re: [Openstack] How to make DevStack install OpenStack
> > with Neutron?
>
> > Hello,
> >
> > I'm not sure which Linux distribution you are using such as Redhat
> and Ubuntu.
> > But, Hope that the two videos and localrc file would be helpful for you.
> >
> > - DevStack installation on VirtualBox: Icehouse with Neutron
> >
> > Video 1: http://youtu.be/zoi8WpGwrXM(Part 1: Installing Ubuntu
> > Linux on VirtualBox)
> > Video 2: http://youtu.be/1GgODv34E08(Part 2: Installing DevStack
> > with Neutron: Icehouse)
> > Localrc file: http://goo.gl/OeOGq
>
> Thank you, Ian. I watched your videos. You pointed out that the
> floating IP addresses are not working well for you. Other people,
> such as Salvatore Orlando in another reply to my question, have
> claimed that floating IP addresses will work. I would like to have
> the floating IP addresses working well for me.
>
> In one of my replies to Salvatore I said that I am not picky. Perhaps
> I have one unusual requirement: I do not want to install OpenStack in
> a VirtualBox VM. I want to install OpenStack on a bare metal machine,
> and I want to install OpenStack in a VM made by somebody else's
> OpenStack installation.
>
> I noticed that you did not discuss the setting of FLOATING_RANGE and
> PUBLIC_NETWORK_GATEWAY. I suspect that, in order for floating IP
> addresses to work correctly, the settings of these need to bear some
> particular relationship to the host's IP address, netmask, and
> gateway. And I wonder whether PUBLIC_NETWORK_GATEWAY describes a
> pre-existing gateway or one that DevStack will create.
>
> I am attempting only a single-node install. I prefer to use Ubuntu
> 14.04 on the host. I want DevStack to install the latest code from
> the "master" branch.
>
> I think there was a copy-and-paste error on the short URL for your
> localrc; I presume you meant http://goo.gl/OeOGqL--- as in your video.
>
> Thanks,
> Mike
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