[Fiware-lab-help] FIWARE Lab questions

Sándor Laki laki.sandor at wigner.mta.hu
Wed Feb 4 10:50:37 CET 2015


Hi José,

We have just checked that you are using a standard ubuntu image, not a 
FIWARE-BASE-IMAGE. In this case, you should use the username ubuntu, 
with your key. The ubuntu user has sudo rights, so after that you can do 
anything you want...

Sorry for that I forgot to mention it.

Best,
Sandor

2015.02.03. 17:00 keltezéssel, Debastiani Andreis,Jose Henrique írta:
>
> Thanks Sándor,
>
>
> I could associate the IP using the Budapest region following your 
> instructions.
>
> I just could not connect to it via ssh. See below:
>
>
> ssh -i EUI_Budapest.pem root at 148.6.80.120
>
> The authenticity of host '148.6.80.120 (148.6.80.120)' can't be 
> established.
>
> RSA key fingerprint is 3f:8d:.......​
>
>
> To connect to the vm we should use the floating IP right? In this case 
> 148.6.80.120
>
> I added a security group rule to TCP port 22 to 22 (Please, see image 
> attached). Am I missing something?
>
>
> Here is my project name, username and instance ID for Berlin region:
>
>
> EUIrrigationProject 
> <https://account.lab.fiware.org/applications/euirrigationproject>
>
> Jose Andreis - andreis at ufl.edu
>
> 0bc2c47c-8d7f-478e-a5fb-975cea24cd7f
>
>
> Thank you very much for all the help.
>
>
> ​José
>
>
>
> ------------------------------------------------------------------------
> *From:* Sándor Laki <laki.sandor at wigner.mta.hu>
> *Sent:* Tuesday, February 3, 2015 8:45 AM
> *To:* Debastiani Andreis,Jose Henrique; fiware-lab-help at lists.fi-ware.org
> *Subject:* Re: [Fiware-lab-help] FIWARE Lab questions
> Dear José,
>
> I have just checked and in Budapest region operated by me and my 
> colleagues, all the functionalities mentioned below are working 
> properly. In our region, you should use publicInternal network during 
> VM creation. After that you can assign a floating IP from the 
> publicRange to this interface. (similarly floating IP  from mdvpnRange 
> can only be assigned to nic from mdvpnInternal. Note that we will 
> change to a newer version of openstack soon, where it will be more 
> easier, but now this is the case.)
>
> However, I forward your issue to the support team of Berlin node so 
> that they could investigate the problem with their site.
> For that I would kindly ask you to send me (cc-d to the list), the 
> project name (username) used in the cloud portal, and the instance id 
> of the vm, where the problem was experienced.
>
> Thanks in advance!
>
> Best regards,
> Sandor
> -- on behalf of FIWARE level-1 support team
> -- 
> Sándor Laki
> EU FP7 FI-PPP XIFI project,
> Wigner Research Centre for Physics,
> Hungarian Academy of Sciences
> Konkoly Thege Miklós út 29-33.
> H-1121, Budapest, Hungary
> Cell: +36 70 374 2646
> Skype: sandor.laki
>
> XIFI:https://fi-xifi.eu/home.html
> FI-PPP:http://www.fi-ppp.eu/
>
>
> 2015.02.03. 14:03 keltezéssel, Debastiani Andreis,Jose Henrique írta:
>>
>> Hi Sandor.
>>
>>
>> Thank you for your answers.
>>
>> I tried the same procedure in all regions available on the portal. 
>> Currently I am trying the Berlin region. Please note that I am not 
>> located in EU although other project members are (Would this be 
>> related to the floating IP association problem?). I am using Mac Os 
>> and Google Chrome as browser.
>>
>>>>
>> Thank you,
>>
>>
>> José
>>
>>
>> ------------------------------------------------------------------------
>> *From:* Sándor Laki <laki.sandor at wigner.mta.hu>
>> *Sent:* Tuesday, February 3, 2015 3:39 AM
>> *To:* Debastiani Andreis,Jose Henrique; fiware-lab-help at lists.fi-ware.org
>> *Subject:* Re: [Fiware-lab-help] FIWARE Lab questions
>> Dear José,
>>
>> My answers to your questions:
>> 1. This is not a normal behaviour. Could you please send me which 
>> region you use? We can move forward only after that.
>> 2. The images used in FIWARE can be accessed via ssh with your 
>> private key assigned to the vm. However, after that you have root 
>> access within the vm, so you can configure username, password 
>> authentication as well.
>> 3. I assume that in the base images it is not the case. They only 
>> provide a base system where you can freely decide what to install. 
>> However, to deploy the necessary software stack the blueprint 
>> templates can be used. To do so, first  you have to create a 
>> blueprint template by choosing the region, base os, and the softwares 
>> to be installed. After that you can deploy it, resulting in a new 
>> instance with all the required softwares. Note that this 
>> instantiation generally takes much more time than a simple image 
>> deployment.
>> 4. See 3.
>> 5. If apache, php and mysql are also installed, I expect that the 
>> answer is yes. If not, you can install it manually within the vm, 
>> using aptitude or apt-get in ubuntu.
>> 6. Free space is assigned to each vm, but it is not shown in the 
>> portal. However, if the space is not enough, you can create 
>> additional volumes in the portal, an assign them to the vm instance. 
>> After that a new disk appears in the vm (e.g. /dev/vdb), that can be 
>> formatted and then mounted similarly to a real physical disk.
>>
>> I also advise you to check the videos on instances and blueprints at 
>> http://help.lab.fiware.org/
>> And the edu pages on Cloud hosting: 
>> http://edu.fi-ware.org/course/category.php?id=4
>> Blueprint templetes are introduced at 
>> http://edu.fi-ware.org/course/view.php?id=48
>>
>> I hope this helps you.
>> Best regards,
>> Sandor
>>
>> 2015.02.02. 19:39 keltezéssel, Debastiani Andreis,Jose Henrique írta:
>>>
>>> Hi,
>>>
>>>
>>> My name is José Andreis and I am part of a team that is applying for 
>>> a call to develop agriculture related applications using the FIWARE 
>>> platform. We have faced some small problems while trying to 
>>> configure a cloud server in the FIWARE platform and I would like to 
>>> know if you could help us with the following questions:
>>>
>>>
>>> 1 - In the Cloud section of FIWARE Lab. I was able to create a 
>>> keypair, start an instance (Ubuntu server v14), add security group 
>>> rules to TCP port 22 and allocating a floating IP. But I was never 
>>> able to associate this IP to the instance so I could connect to the 
>>> server via ssh using the PEM file generated. I tried creating the 
>>> instance in several different regions and the problem happened with 
>>> all.  The error below is presented:
>>> {"badRequest": {"message": "Error. Unable to associate floating ip", 
>>> "code": 400}}
>>> 2 - I believe that if I am able to associate the IP to the instance 
>>> (issue above). I will be able to connect to the server via SSH with 
>>> no more problems. My second question is if I will be able to access 
>>> the server files using an FTP/SSH client like CyberDuck or FileZilla 
>>> to upload or edit files/scripts in the server? Generally I would 
>>> need an username and password for these clients, so I wonder if 
>>> there’s a place in the FIWARE lab were we can create these credentials?
>>> 3 -  Is php already installed in the Ubuntu server v14 instance?
>>> 4 - With the ubuntu instance. Will we be able to create a blueprint 
>>> template for Mysql?
>>> 5 - Is there an option for phpmyadmin interface for database (MySql) 
>>> administration? If not, what is the interface for the database 
>>> administration?
>>>
>>> 6 - I assume that it will not be a problem. But just to clarify. 
>>> Will the CRONTAB program be accessible via terminal for the ubuntu 
>>> template?
>>> 7 - When creating an instance. I noticed that we never have Disk 
>>> space available (NaN GB available). Is there an option where we can 
>>> allocate disk space for our account?
>>>
>>>
>>>
>>> Thank you very much for your attention.
>>>
>>>>>>
>>> José
>>>
>>>>>>
>>>
>>>
>>> _______________________________________________
>>> Fiware-lab-help mailing list
>>> Fiware-lab-help at lists.fi-ware.org
>>> https://lists.fi-ware.org/listinfo/fiware-lab-help
>>
>>
>> -- 
>> Sándor Laki
>> EU FP7 FI-PPP XIFI project,
>> Wigner Research Centre for Physics,
>> Hungarian Academy of Sciences
>> Konkoly Thege Miklós út 29-33.
>> H-1121, Budapest, Hungary
>> Cell: +36 70 374 2646
>> Skype: sandor.laki
>>
>> XIFI:https://fi-xifi.eu/home.html
>> FI-PPP:http://www.fi-ppp.eu/
>
>
> -- 
> Sándor Laki
> EU FP7 FI-PPP XIFI project,
> Wigner Research Centre for Physics,
> Hungarian Academy of Sciences
> Konkoly Thege Miklós út 29-33.
> H-1121, Budapest, Hungary
> Cell: +36 70 374 2646
> Skype: sandor.laki
>
> XIFI:https://fi-xifi.eu/home.html
> FI-PPP:http://www.fi-ppp.eu/


-- 
Sándor Laki
EU FP7 FI-PPP XIFI project,
Wigner Research Centre for Physics,
Hungarian Academy of Sciences
Konkoly Thege Miklós út 29-33.
H-1121, Budapest, Hungary
Cell: +36 70 374 2646
Skype: sandor.laki

XIFI: https://fi-xifi.eu/home.html
FI-PPP: http://www.fi-ppp.eu/

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