[Openstack] Απάντ.: [Quantum] Can't Ping Private/Public IP of CentOS Cloud Image 6.4 Instance in Grizlly

jeffty wantwatering at gmail.com
Mon Jan 20 03:02:15 UTC 2014


Hi Girogis,

No available CentOS 6.5 cloud image found. I just downloaded the iso and
installed and created the image. You can install cloud-init to create
your own cloud image.


On 1/20/2014 7:21 AM, giorgis at acmac.uoc.gr wrote:
> Could you tell us where did you find the CentOS 6.5 that worked?
> 
> Best,
> 
> G.
> 
> 
> ----- Reply message -----
> Από: "jeffty" <wantwatering at gmail.com>
> Προς: "安仲奇" <stone_an at 163.com>
> Κοιν.: <openstack at lists.openstack.org>
> Θέμα: [Openstack] [Quantum] Can't Ping Private/Public IP of CentOS Cloud
> Image 6.4 Instance in Grizlly
> Ημ/νία: Σαβ, Ιαν 18, 2014 13:14
> 
> 
> Hi 安仲奇,
> 
> Although this image is still not allowed to be ssh, I installed another
> CentOS 6.5 without cloud-init, get the public key from meta service and
> write to the authorized-keys, disabled the firewall rules and SELinux.
> 
> Now I can SSH such instances.
> 
> Thanks.
> 
> On 1/10/2014 3:32 PM, 安仲奇 wrote:
>> Hey, Jeffty
>>
>> SSH-key login works for me.
>>
>> I'm running Havana, and my OS is CentOS 6.4.
>>
>> Is the compute log complaining about error mounting the instance disk or
>> error injecting key data?
>>
>> Best wishes!
>>
>> azq
>>
>>
>> 在 2014-01-10 12:20:03,jeffty <wantwatering at gmail.com> 写道:
>>>Thanks 安仲奇, that works!
>>>
>>>I can ssh it but only with the provided username and password.
>>>
>>>When ssh it shows 'Server refused our key'.
>>>
>>>Which means we can't use the keypair for login?
>>>
>>>Thanks.
>>>
>>>On 1/10/2014 10:26 AM, 安仲奇 wrote:
>>>> i also tried that image, and couldn't ping it either ...
>>>>
>>>> edit the image and shutdown the firewall completely,
>>>> or try the centos 6.4 image from CatN lab, that one works.
>>>>
>>>> http://catn.com/labs/project/centos-images/
>>>>
>>>> good luck, have fun!
>>>>
>>>> azq
>>>>
>>>>
>>>> At 2014-01-10 00:39:12,jeffty <wantwatering at gmail.com> wrote:
>>>>>Hi,
>>>>>
>>>>>I'm running Grizzly in two nodes. One controller and one compute node.
>>>>>
>>>>>I tested Cirros and Ubuntu instance. I can ping them with assigned
>>>>>public IP and SSH them. But for the CentOS cloud image downloaded from
>>>>>http://wiki.centos.org/Cloud/OpenNebula I failed.
>>>>>
>>>>>After assign public IP to CentOS instance it can't be reached(ping or
>>>>>ssh) by neither of private or public IP.
>>>>>
>>>>>After ssh in the Ubuntu/Cirros instance and try to ping the CentOS
>>>>>instance it still failed. But Ubuntu and Cirros instance succeeded to
>>>>>ping each other after ssh. And all these instances use the same security
>>>>>group.
>>>>>
>>>>>I found below know issue in OpenNubula:
>>>>>http://wiki.centos.org/Cloud/OpenNebula
>>>>>--------------------------------------------------------------------
>>>>>Known Issues
>>>>>
>>>>>Images are built with firewall turned on, with only ssh allowed to
>>>>>connected in. On a Cloud instance where the access is controlled via
>>>>>security and network policy, this might not be an ideal state.
>>>>>--------------------------------------------------------------------
>>>>>
>>>>>But now it's not only for ssh but also for ping. Is CentOS cloud image
>>>>>configured by reject all network access in its firewall rule? If so
>>>>>since it has no default root password how can we log in them?
>>>>>
>>>>>Thanks.
>>>>>
>>>>>_______________________________________________
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>>>>
>>>>
>>>>
>>>
>>
>>
>>
> 
> 
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