[one-users] AUTHENTICATION PROBLEM when using EC2 Tools

[Olivier Sallou]

oneadmin at onemaster:/var/log/one$ ruby -v
ruby 1.8.7 (2010-01-10 patchlevel 249) [x86_64-linux]

API_VERSION = '2010-08-31'

econe.conf:

# OpenNebula sever contact information
ONE_XMLRPC=http://localhost:2633/RPC2

# Host and port where econe server will run
SERVER=onemaster.genouest.org
PORT=4567

# SSL proxy that serves the API (set if is being used)
#SSL_SERVER=fqdm.of.the.server

# VM types allowed and its template file (inside templates directory)
VM_TYPE=[NAME=m1.small, TEMPLATE=m1.small.erb]


Olivier

Le 3/1/11 3:22 PM, Daniel Molina Aranda a écrit :
> Hi Olivier,
>
> Would you mind to send us your $ONE_LOCATION/etc/econe.conf file and
> the ruby and amazon-ec2 versions that you are working with?
>
> Regards.
>
>
> On 1 March 2011 14:56, Olivier Sallou<olivier.sallou at irisa.fr>  wrote:
>> Hi,
>> I face an issue with econe-describe-images and EC2 tools access. I have an
>> authentication error.
>>
>> Following a previous mail I 've seen (see below), I updated encoding to
>> HmacSHA256 and EC2QueryServer.rb not to include port for version 2010-08-31
>>
>> However I still have the issue.
>>
>> I tried with econe-describe-instances -K osallou -S XXXX -U
>> http://localhost:4567, still fails
>>
>> As a client I use ruby gem amazon-ec2.
>>
>>
>> I check EC2Query ruby codes in repository to see if changes were made but I
>> see no difference.
>>
>> Thanks
>>
>> Olivier
>>
>>
>>
>>
>>
>> Hi! I discovered an AUTHENTICATION PROBLEM when using EC2 Tools
>> provided by OpenNebula.
>>
>> On client-side, the HMAC algorithm used is "HmacSHA256" while the
>> passed parameter is "HmacSHA1" in
>>
>>    $ONE_LOCATION/lib/ruby/cloud/econe/EC2QueryClient.rb:144
>>
>> this causes an authentication failure.
>>
>>
>> I found another problem in the file
>>
>>    $ONE_LOCATION/lib/ruby/cloud/econe/EC2QueryServer.rb
>>
>> While the issue disappeared executing the tool
>>
>>    econe-upload
>>
>> it is still present in the tools
>>
>>    econe-register
>>    econe-describe-images
>>
>> This may be caused by the file
>>
>>    $ONE_LOCATION/lib/ruby/cloud/econe/EC2QueryServer.rb
>>
>> where, in the function "signature_version_2()" definition, the
>> variable "server_str" depends on the tool executed.
>>
>> 1. econe-upload
>>
>>     server_str = FQDN
>>
>> 2. econe-register
>>
>>     server_str = FQDN:PORT
>>
>> I think the issue is caused by the missing parameter "Version" which
>> is not passed in last two utilities.
>>
>> Best,
>>
>>     PAOLO
>>
>>
>> --
>> PAOLO SMIRAGLIA
>> http://portale.isf.polito.it/paolo-smiraglia
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org
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>>
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>>
>>
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>>
>
>

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