[one-users] Little help with first building cloud

matheus tor4 matheusifal at gmail.com
Fri Dec 2 16:37:34 PST 2011


Did it!

Need only change the standart shell of user.

$ sudo usermod -s /bin/bash oneadmin

Solved this question.

On Fri, Dec 2, 2011 at 8:24 PM, matheus tor4 <matheusifal at gmail.com> wrote:

> I'm here again guys.
>
> Now I have a little small  doubt.
>
> After I  make the login without password between Front-end and my node.
> I see this out:
>
> *oneadmin at PacsOnCloud-FrontEnd:~$ ssh oneadmin@<my-ip>
> Welcome to Ubuntu 11.04 (GNU/Linux 2.6.38-8-server x86_64)
>
> * Documentation:  http://www.ubuntu.com/server/doc
>
>  System information as of Fri Dec  2 19:49:46 BRT 2011
>
>  System load:  0.0                Processes:             85
>  Usage of /:   0.5% of 226.04GB   Users logged in:       1
>  Memory usage: 1%                 IP address for eth0:   <my-ip>
>  Swap usage:   0%                 IP address for virbr0: 192.168.122.1
>
>  Graph this data and manage this system at
> https://landscape.canonical.com/
> New release 'oneiric' available.
> Run 'do-release-upgrade' to upgrade to it.
>
> Last login: Fri Dec  2 19:49:00 2011 from 172.17.5.134
> $**
> *
> If we look closely, we see that the prompt for oneadmin remote only has a*$
> *prefix.
> It is look like a limited prompt. I can do nothing with this kind of
> prompt. ls, cd, cat, nothing works.
> Only the command 'exit' works fine.
>
> Is that correct?
>
> Any hints?
>
> Thank you so much.
>
> Best regards.
>
>
> On Fri, Dec 2, 2011 at 12:31 PM, matheus tor4 <matheusifal at gmail.com>wrote:
>
>> Problem solved!!!
>>
>> Look this http://dev.opennebula.org/issues/994
>>
>> After the change run $ sudo dpkg --configure opennebula.
>>
>> Then voilà, I finished the installation.
>>
>> I go now to basic configuration!
>>
>>
>>
>>
>> On Fri, Dec 2, 2011 at 10:32 AM, matheus tor4 <matheusifal at gmail.com>wrote:
>>
>>> Hello guys,
>>>
>>> I got a lot of erros when I use front-end separate of image repository.
>>> Front-end needs write on shared directory /var/lib/one, and the
>>> ownership of the folder belongs to local user.
>>>
>>> So, I use only two servers to build the Cloud.
>>>
>>> One as Front-end + Image Repository + Node
>>> And other as Node.
>>>
>>> But, I'm in serious trouble now.
>>>
>>> When I attempted install the .deb package a got this error:
>>>
>>>
>>> Selecionando pacote previamente n�o selecionado opennebula.
>>> (Lendo banco de dados ... 71268 ficheiros e direct�rios actualmente
>>> instalados.)
>>>  Desempacotando opennebula (de opennebula_3.0.0-1_amd64.deb) ...
>>> Configurando opennebula (3.0.0-1) ...
>>> Alerta: o diret�rio pessoal que voc� especificou /var/lib/one j� existe.
>>> Adicionando usu�rio de sistema `oneadmin' (UID 107) ...
>>> Adicionando novo grupo `oneadmin' (GID 118) ...
>>> Adicionando novo usu�rio `oneadmin' (UID 107) ao grupo `oneadmin' ...
>>> Diret�rio home /var/lib/one j� existe.  N�o copiando de /etc/skel
>>> adduser: Alerta: O diret�rio pessoal `/var/lib/one'  n�o pertence ao
>>> usu�rio que voc� est� criando.
>>> Generating public/private rsa key pair.
>>> Your identification has been saved in /var/lib/one/.ssh/id_rsa.
>>> Your public key has been saved in /var/lib/one/.ssh/id_rsa.pub.
>>> The key fingerprint is:
>>> 79:b8:f2:7b:9c:a8:2c:40:d0:b5:23:ef:62:ae:51:d5
>>> oneadmin at PacsOnCloud-FrontEnd
>>> The key's randomart image is:
>>> +--[ RSA 2048]----+
>>> | . ..            |
>>> |. .  o           |
>>> | .. + E          |
>>> |  .+ .   o       |
>>> | .. .   S .      |
>>> | ...     o       |
>>> |. o.. . .o .     |
>>> | + ... o. +      |
>>> |...  .o.oo       |
>>> +-----------------+
>>> /var/lib/dpkg/info/opennebula.postinst: 43: cannot create
>>> /.one/one_auth: Directory nonexistent
>>> dpkg: erro processando opennebula (--install):
>>>  sub-processo script post-installation instalado retornou estado de
>>> sa�da de erro 2
>>> Processando gatilhos para ureadahead ...
>>> Processando gatilhos para man-db ...
>>> Erros foram encontrados durante o processamento de:
>>>  opennebula
>>>
>>> (It is on Brazilian Portuguese, I'm sorry!)
>>>
>>> The most important message is:
>>> *
>>> *
>>> */var/lib/dpkg/info/opennebula.postinst: 43: cannot create
>>> /.one/one_auth: Directory nonexistent*
>>> *
>>> *
>>> Google says nothing for me.
>>> Already install all the dependecies packages, using this steps:
>>>
>>> $ sudo apt-get install libmysqlclient16 libsqlite3-ruby genisoimage ruby
>>> g++  scons libsqlite3-dev libxml2-dev libssl-dev
>>>
>>> And I downloaded this packages bellow, and installed manually. When I
>>> try to install the opennebula .deb package at the first time It ask for
>>> these packages.
>>>
>>> $ sudo dpkg -i libxmlrpc-core-c3_1.06.27-1ubuntu7_amd64.deb
>>> $ sudo dpkg -i libxmlrpc-c3_1.06.27-1ubuntu7_amd64.deb
>>>
>>> Now I don't know what to do to solve this question.
>>>
>>> Is it better install by building source?
>>>
>>> Does anyone get this error message before?
>>> Is it about permissions?
>>>
>>> I'm counting on you guys.
>>>
>>> Very thanks for all the help;
>>>
>>> Best regards,
>>>
>>> Matheus
>>>
>>>
>>> On Wed, Nov 30, 2011 at 6:56 PM, davood ghatreh <davood.gh2000 at gmail.com
>>> > wrote:
>>>
>>>> Hi,
>>>>
>>>> I've worked on Centos and have no idea about Debian based installation,
>>>> but I think you need to share /var/lib/one, because there are some other
>>>> files/folders than images which are being used. for example,
>>>> /var/lib/one/.one/ is the path to authentication files, which servers
>>>> should see in a shared storage model to login without being asked for
>>>> password.
>>>>
>>>> Thanks
>>>> Davood
>>>>
>>>>
>>>> On Wed, Nov 30, 2011 at 10:48 AM, matheus tor4 <matheusifal at gmail.com>wrote:
>>>>
>>>>> Hello guys,
>>>>>
>>>>> I'm here again.
>>>>>
>>>>> I choosed to use .deb package instalation instead build source code.
>>>>>
>>>>> But, when I execute  $ sudo dpkg -i opennebula_3.0.0-1_amd64.deb
>>>>> I get this error message:
>>>>>
>>>>> Desempacotando opennebula (de opennebula_3.0.0-1_amd64.deb) ...
>>>>> dpkg: erro processando opennebula_3.0.0-1_amd64.deb (--install):
>>>>>  erro estabelecendo posse de '/var/lib/one/remotes.dpkg-new': Opera��o
>>>>> n�o permitida
>>>>> Processando gatilhos para ureadahead ...
>>>>> Processando gatilhos para man-db ...
>>>>> Erros foram encontrados durante o processamento de:
>>>>>  opennebula_3.0.0-1_amd64.deb
>>>>>
>>>>> (Sorry, it is in brazilian portuguese)
>>>>>
>>>>> Summarizing  we got a error like:
>>>>>
>>>>> dpkg: error processing opennebula_3.0.0-1_amd64.deb (- install):
>>>>>   error setting ownership of '/ var / lib / one / remotes.dpkg-new':
>>>>> Operation not allowed
>>>>>
>>>>> I'm not so sure, but I believe that occurs because the shared file
>>>>> system. As all the files have a different owner, the front-end cannot write
>>>>> anything in this directory.
>>>>>
>>>>> So, the question is:
>>>>>
>>>>> Have I wich to share only the directory /var/lib/one/images, or the
>>>>> whole /var/lib/one?
>>>>> Does exist a file to put permissions of the shared directory?
>>>>>
>>>>> Very thanks guys.
>>>>>
>>>>> Best regards
>>>>>
>>>>> On Tue, Nov 29, 2011 at 8:59 AM, matheus tor4 <matheusifal at gmail.com>wrote:
>>>>>
>>>>>> Hello everybody.
>>>>>>
>>>>>> Very thanks for the help until now.
>>>>>>
>>>>>> I'm using this thread to put all my doubts ok?
>>>>>> So, if anyone wish follow me in this adventure "Building my first
>>>>>> cloud", only have to look this tread to see my status at the moment.
>>>>>>
>>>>>> My doubt now is:
>>>>>>
>>>>>> Wich is better?
>>>>>> - Use .deb to install the openNebula in the hosts and in the
>>>>>> front-end. Remember I'm using a Ubuntu Desktop 10.04 (32bits) as Front End
>>>>>> and using Ubuntu Server 11.04 (64 bits) as Hosts.
>>>>>> - Building and compile source, because is more safer, and it is more
>>>>>> close to procedure shown on OpenNebula official documentation.
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> Matheus Torquato
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Sun, Nov 27, 2011 at 4:56 PM, Fabian Wenk <fabian at wenks.ch> wrote:
>>>>>>
>>>>>>> Hello Matheus
>>>>>>>
>>>>>>>
>>>>>>> On 27.11.2011 17:49, matheus tor4 wrote:
>>>>>>>
>>>>>>>> At the time I'm using the second strategy: Using a Core2Duo as a
>>>>>>>> Front-End
>>>>>>>> and release all
>>>>>>>> resources of the server to be use by cloud.
>>>>>>>> I choose this option because it is more close to the proposal of
>>>>>>>> official
>>>>>>>> OpenNebula Documentation.
>>>>>>>> I hope it works now!
>>>>>>>>
>>>>>>>> So I use one of my servers (With VT) as a Image Repository too.
>>>>>>>>
>>>>>>>
>>>>>>> This is up to you, but I would keep the image repository on the
>>>>>>> front end or eventually on the second system without VT. So you could use
>>>>>>> the two systems with VT as two identical cluster nodes.
>>>>>>>
>>>>>>>
>>>>>>>  And now I have a little more question:
>>>>>>>>
>>>>>>>> With a NFS server configured. I have the Image Repository sharing
>>>>>>>> its
>>>>>>>> directory /var/lib/one. My doubt is:
>>>>>>>> - Have I to insert the shared directory in the file /etc/fstab on
>>>>>>>> all my
>>>>>>>> nodes? So the node already have this directory avaiable when the
>>>>>>>> machine
>>>>>>>> starts.
>>>>>>>>
>>>>>>>
>>>>>>> Yes, and also on the front end.
>>>>>>>
>>>>>>>
>>>>>>>  - Or Haven't I to do this? Does the directory only be mount when it
>>>>>>>> is
>>>>>>>> necessary? (sudo mount ...)
>>>>>>>>
>>>>>>>
>>>>>>> It needs to be already mounted when OpenNebula will deploy a VM.
>>>>>>>
>>>>>>>
>>>>>>>  And, if I edit the /etc/fstab, Do I have to do this in the node
>>>>>>>> ImageRepository+Cluster at the same time? I hope not, because the
>>>>>>>> directory
>>>>>>>> is on the machine
>>>>>>>>
>>>>>>>
>>>>>>> I am not sure about OpenNebula 3.0, but with 2.2 the image
>>>>>>> repository and also the VM_DIR folder need to be mounted in the same path
>>>>>>> as they are on the front end.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> bye
>>>>>>> Fabian
>>>>>>> ______________________________**_________________
>>>>>>> Users mailing list
>>>>>>> Users at lists.opennebula.org
>>>>>>> http://lists.opennebula.org/**listinfo.cgi/users-opennebula.**org<http://lists.opennebula.org/listinfo.cgi/users-opennebula.org>
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at lists.opennebula.org
>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opennebula.org
>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>
>>>>
>>>
>>
>
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