[Freeipa-users] IPA 4.1.0 in RHEL 7.1

[Martin Kosek]

On 03/12/2015 07:24 PM, Erinn Looney-Triggs wrote:
> On 03/12/2015 02:10 AM, Jan Cholasta wrote:
>> Dne 12.3.2015 v 08:25 Martin Kosek napsal(a):
>>> On 03/11/2015 09:05 PM, Dmitri Pal wrote:
>>>> On 03/11/2015 03:15 PM, Erinn Looney-Triggs wrote:
>>> ...
>>>>> Third, there appears to be a behavior change from in ipalib.
>>>>> I cleaned up a little inventory script for ansible, you can
>>>>> take a look at it here:
>>>>> https://github.com/ansible/ansible/blob/devel/plugins/inventory/freeipa.py
>>>>>
>>>>>
>>>>>
>>>>>
> Before RHEL 7.1 the call to api.Command.hostgroup_find()['result']
>>>>> on line 30 worked, now it fails:
>>>>>
>>>>> Traceback (most recent call last): File "./freeipa.py", line
>>>>> 133, in <module> list_groups(api) File "./freeipa.py", line
>>>>> 71, in list_groups result =
>>>>> api.Command.host_find()['result'] File
>>>>> "/usr/lib/python2.7/site-packages/ipalib/frontend.py", line
>>>>> 439, in __call__ ret = self.run(*args, **options) File
>>>>> "/usr/lib/python2.7/site-packages/ipalib/frontend.py", line
>>>>> 755, in run return self.forward(*args, **options) File
>>>>> "/usr/lib/python2.7/site-packages/ipalib/frontend.py", line
>>>>> 776, in forward return
>>>>> self.Backend.rpcclient.forward(self.name, *args, **kw) File
>>>>> "/usr/lib/python2.7/site-packages/ipalib/rpc.py", line 880,
>>>>> in forward command = getattr(self.conn, name) File
>>>>> "/usr/lib/python2.7/site-packages/ipalib/backend.py", line
>>>>> 97, in __get_conn self.id,
>>>>> threading.currentThread().getName()) AttributeError: no
>>>>> context.rpcclient in thread 'MainThread'
>>>>>
>>>>> Is this expected? Is this a regression?
>>>>
>>>> Some things changed. I would leave for developers to take a
>>>> look and provide more guidance.
>>>
>>> Erinn, it may help us if you share the whole sequence how you
>>> bootstrap and authenticatoin the API. Honza, was there any
>>> related change causing ^^^?
>>>
>>
>> https://fedorahosted.org/freeipa/ticket/3299
>>
>> There is api.Backend.xmlclient.connect() in the code, but JSON-RPC
>> is now used by default. This can be fixed by calling
>> api.Backend.rpcclient.connect() instead.
>>
>
> Thanks, is this backwards compatible? Or will I need to run a check
> for the IPA version?

Unfortunately, I do not think this is backwards compatible. I would suggest 
compatibility code like:

try:
     client = api.Backend.rpcclient
except AttributeError:
     # Compatibility with FreeIPA < 4.0
     client = api.Backend.xmlclient

client.connect()

Sorry for inconvenience.

Martin