Open Stack

At least to understand how it configures your OpenStack Cloud, yes :)
but if you are not familiar with coding, just check at least that 
page:http://devstack.org/faq.html

On 14 Nov 2013, at 19:18, Krishanu Dhar wrote:

> No, I haven't read about it. Do u think reading it up would be a good 
> start?
> On Nov 14, 2013 11:16 PM, "Razique Mahroua" 
> <razique.mahroua at gmail.com>
> wrote:
>
>> I cannot tell precisely at that point. I don't know much about the
>> configuration performed by DevStack...
>> Usually you just start by looking at the OpenStack logs, 98% of 
>> errors are
>> likely to be found somewhere there. The 2% left begin usually related 
>> to
>> the server or external equipments :)
>> Have you read about how DevStack organises the logs?
>>
>> - Razique
>>
>> On 14 Nov 2013, at 2:15, Krishanu Dhar wrote:
>>
>> Thanks for your response. I did unstack.sh too soon and restarted
>>> stack.sh.  Usually a fresh stack fixes the error. But I am sure i'll 
>>> run
>>> into it again. So, can you kindly outline the high level steps i 
>>> should
>>> follow when i run into it again?
>>>
>>>
>>> On Thu, Nov 14, 2013 at 3:37 PM, Razique Mahroua
>>> <razique.mahroua at gmail.com>wrote:
>>>
>>> Try maybe a simple "nova list" from the command line with the exact 
>>> same
>>>> credentials, try that two times and see if it's working.
>>>> Where are the tokens stored?
>>>>
>>>>
>>>> On 14 Nov 2013, at 2:03, Krishanu Dhar wrote:
>>>>
>>>> Thanks for the pointer, but the log did not help me identify why 
>>>> the
>>>> login
>>>>
>>>>> isn;t working. Below is a snippet from /var/log/apache2/horizon_
>>>>> error.log
>>>>>
>>>>> [Thu Nov 14 10:00:54 2013] [error] REQ: curl -i -X POST
>>>>> http://127.0.0.1:5000/v2.0/tokens -H "Content-Type: 
>>>>> application/json"
>>>>> -H
>>>>> "User-Agent: python-keystoneclient"
>>>>> [Thu Nov 14 10:00:54 2013] [error] REQ BODY: {"auth":
>>>>> {"passwordCredentials": {"username": "admin", "password": 
>>>>> "krish"}}}
>>>>> [Thu Nov 14 10:00:54 2013] [error]
>>>>> [Thu Nov 14 10:00:54 2013] [error] Starting new HTTP connection 
>>>>> (1):
>>>>> 127.0.0.1
>>>>> [Thu Nov 14 10:00:54 2013] [error] Login failed for user "admin".
>>>>>
>>>>>
>>>>>
>>>>> On Thu, Nov 14, 2013 at 4:26 AM, Razique Mahroua
>>>>> <razique.mahroua at gmail.com>wrote:
>>>>>
>>>>> Check Horizon logs (/var/log/apache2/error.log usually)
>>>>>
>>>>>> you should find the exception there
>>>>>>
>>>>>> Razique
>>>>>>
>>>>>>
>>>>>> On 13 Nov 2013, at 14:46, Krishanu Dhar wrote:
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>>
>>>>>>> If I keep the open stack login page up for some time and 
>>>>>>> subsequently
>>>>>>>
>>>>>>> when
>>>>>>
>>>>>> i refresh the browser, above the User Name box I get to see 
>>>>>> "Session
>>>>>>>
>>>>>>> timed
>>>>>>
>>>>>> out."
>>>>>>> Subsequently when i try to login with my credentials it says
>>>>>>> "An error occurred authenticating. Please try again later." and 
>>>>>>> does
>>>>>>> not
>>>>>>> allow me to login at all.
>>>>>>>
>>>>>>> Can someone help me understand what's going wrong? How do I fix 
>>>>>>> it?
>>>>>>> This
>>>>>>>
>>>>>>> is
>>>>>>
>>>>>> on devstack by the way.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> krish
>>>>>>>
>>>>>>> --
>>>>>>> Krishanu
>>>>>>> _______________________________________________
>>>>>>> Mailing list:
>>>>>>>
>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>>
>>>>>> Post to     : openstack at lists.openstack.org
>>>>>>> Unsubscribe :
>>>>>>>
>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>> Krishanu
>>>>>
>>>>>
>>>>
>>>
>>> --
>>> Krishanu
>>>
>>