[Openstack] [Fuel] problem resolving node name only on ssh

Pedro Velho pedro.velho at gmail.com
Fri Apr 24 16:24:15 UTC 2015


Yes I did, network verification passes. Using the 10.20.0.x network I get conectivity the problem is with this interfaces created by puppet, 192.168.0.x,  there is no switch I am using fuel on virtualbox.

Thanks,
Pedro
Sent from smartphone

> On 24/04/2015, at 17:40, Mike Scherbakov <mscherbakov at mirantis.com> wrote:
> 
> Likely you don't have connectivity?
> If you used VLANs, check your switch / if you use correct ports...
> 
> There is a network verification in Fuel, it should pass before you start deployment. Did you try to run it?
> 
>> On Fri, Apr 24, 2015 at 5:17 AM, Pedro Velho <pedro.velho at gmail.com> wrote:
>> Hi,
>> 
>> Sorry but this was not my issue. I completely deactivated the NM and still have the same problem.
>> 
>> # service NetworkManager stop
>> Redirecting to /bin/systemctl stop  NetworkManager.service
>> 
>> I discovered the /etc/hosts was generated by puppet and has the good values.
>> The problem is that those 192.168.x.x interfaces cannot see each other on deployed nodes. Meanwhile I did a dirty hack
>> I changed the /etc/hosts file just after puppet created them. Nevertheless I would
>> like to understand why these 192.x.x.x interfaces cannot see each other.
>> 
>> 
>> Any help is welcome,
>> Pedro
>> 
>> 
>> 
>> 
>> 
>> 
>>> On Thu, Apr 23, 2015 at 5:24 PM, Fabrizio Soppelsa <fsoppelsa at mirantis.com> wrote:
>>> Hi Pedro,
>>> there is a known issue when deploying HA Fuel clusters on Fedora: the interference of the NetworkManager service.
>>> Check if this applies to your case https://review.openstack.org/#/c/156188/11/pages/virtualbox/0300-install-virtualbox.rst
>>> 
>>> HTH,
>>> Fabrizio
>>> 
>>> 
>>> 
>>>> On 04/23/2015 05:11 PM, Pedro Velho wrote:
>>>> Hi everybody,
>>>> 
>>>> I am new around here so sorry if I am doing something wrong posting my question on the wrong track. The thing is that I am fighting against the clock with this project and I stuck on deploying OpenStack with fuel. 
>>>> 
>>>> I am installing openstack on a virtualbox environment using fuel-community-6.0.iso, the fuel version is the last one from the public git repository, checkout and rebased this morning. My host is a Fedora 21 with kernel 3.19.3, and virtualbox 4.3.26. 
>>>> 
>>>> I configure a simple deployment with 5 machines: 2 compute, 2 storage ceph OSD, and 1 controller. When deploying openstack, the installation of ubuntu runs smoothly, the problem happens during openstack installation. What exactly happens is an error like below on all compute and storage nodes:
>>>> 
>>>> 2015-04-23 13:52:33ERR
>>>>  (/Stage[main]/Ceph::Conf/Exec[ceph-deploy config pull]/returns) change from notrun to 0 failed: ceph-deploy --overwrite-conf config pull node-1 returned 1 instead of one of [0]
>>>> This error means that there is no ssh route to node-1. I manually checked on the node in question and doing a simple ssh to node-1 won' t work, like this:
>>>> 
>>>> root at node-4:~# ssh -v node-1
>>>> ...
>>>> debug1: connect to address 192.168.0.1
>>>> ...
>>>> ssh: connect to host node-1 port 22: No route to host
>>>> 
>>>> Indeed it makes sense that ceph-deploy does not reach node-1, it is solving the name incorrectly
>>>> on the ssh command. However if I manually try to resolve node-1 for a name I get a correct IP:
>>>> 
>>>> root at node-4:~# nslookup node-1
>>>> ...
>>>> Address: 10.20.0.4
>>>> 
>>>> So there is clearly a problem in the way that node-1 is being resolved. Could you please help me getting this to work. Any help would be very much appreciated.
>>>> 
>>>> Thanks in advance,
>>>> Pedro
>>>> 
>>>> 
>>>> 
>>>> 
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>>> 
>>> 
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>> 
>> 
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> 
> 
> 
> -- 
> Mike Scherbakov
> #mihgen
> 
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