[one-users] OCCI: parsing bug, unsupported character?

Marco Strutz marco.strutz at desy.de
Wed Jul 27 08:10:02 PDT 2011

Hello Javier.


    <STORAGE href="http://localhost:4567/storage/3"/>
    <NETWORK href="http://localhost:4567/network/0" />

As soon as I remove the "%" inside the <PACKAGE_NAME> attribute
'occi-compute create occi.xml' works again.

#after 10seconds waiting --> ctrl+c to abort
$ occi-compute create occi.xml
^C/usr/lib/ruby/1.8/net/protocol.rb:135:in `sysread': Interrupt
    from /usr/lib/ruby/1.8/net/protocol.rb:135:in `rbuf_fill'
    from /usr/lib/ruby/1.8/timeout.rb:62:in `timeout'
    from /usr/lib/ruby/1.8/timeout.rb:93:in `timeout'
    from /usr/lib/ruby/1.8/net/protocol.rb:134:in `rbuf_fill'
    from /usr/lib/ruby/1.8/net/protocol.rb:116:in `readuntil'
    from /usr/lib/ruby/1.8/net/protocol.rb:126:in `readline'
    from /usr/lib/ruby/1.8/net/http.rb:2024:in `read_status_line'
    from /usr/lib/ruby/1.8/net/http.rb:2013:in `read_new'
    from /usr/lib/ruby/1.8/net/http.rb:1050:in `request'
    from /cloud/one/lib/ruby/cloud/occi/OCCIClient.rb:84
    from /cloud/one/lib/ruby/cloud/CloudClient.rb:95:in `call'
    from /cloud/one/lib/ruby/cloud/CloudClient.rb:95:in `http_start'
    from /usr/lib/ruby/1.8/net/http.rb:543:in `start'
    from /cloud/one/lib/ruby/cloud/CloudClient.rb:94:in `http_start'
    from /cloud/one/lib/ruby/cloud/occi/OCCIClient.rb:83:in `post_vms'
    from /cloud/one/bin/occi-compute:152

$ ruby -v
ruby 1.8.7 (2010-01-10 patchlevel 249) [x86_64-linux]

$ lsb_release -a
No LSB modules are available.
Distributor ID:    Ubuntu
Description:    Ubuntu 10.04.2 LTS
Release:    10.04
Codename:    lucid


On 07/27/2011 12:41 PM, Javier Fontan wrote:
> Can you send us an example of the occi.xml that is causing you the
> trouble? I don't see why that character can cause any problem but I
> prefer to debug this myself.
> Cheers
> On Mon, Jul 25, 2011 at 3:43 PM, Marco Strutz <marco.strutz at desy.de> wrote:
>> Hello developers.
>> I might found a bug in the occi-context section related to a proper
>> string parsing.
>> In generel, the 'occi-compute create' command outputs error-message if
>> unsupported characters (like '$') are detected:
>>  [VirtualMachineAllocate] Error trying to CREATE VM Could not parse
>> CONTEXT for VM.
>> In my occi.xml I wanted to define a customized context-attribute
>> containing the char '%'. This leads 'occi-compute create' into a timeout
>> and a ruby process [1] gets a 100% cpu load:
>>  Error timeout while connected to server (execution expired).
>>  Server: localhost:4567
>> I guess this syntax-issue is related to the use of "<% ...%>" of the
>> ruby-occi-template definition [2] since percent-chars are used as well.
>> This leads me to the following question: What can I do to have a
>> '%'-char in my self-defined context-attributes. Is this even possible?
>> In the end I need the %-char in the context.sh-file of the booted
>> VirtualMachine.
>>  [1] ruby /cloud/one/lib/ruby/cloud/occi/occi-server.rb
>>  [2] $ONE_LOCATION/etc/occi_templates/common.erb
>> thanks in advance
>> Marco
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org
>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org

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