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Re: [Freeipa-users] extending FreeIPA



On 08/08/2011 02:07 AM, Stephen Ingram wrote:
> Adam-
>
> I'm sorry I was less than clear. There is no problem with IPA. I was
> adding an attribute that was in a non-IPA-included objectclass. Since
> it was included in the 389 ds schema, it was easy to add it in the
> cn=ipaConfig,cn=etc,dc=domain,dc=tld ipaUserObjectClasses attribute
> using a directory browser and it works great now.
>
> Question though, is there some reason that you can't browse the rest
> of the directory tree now like you could some parts in v1? I know it
> probably takes away from the clean simplicity of the UI, but it would
> be really neat if you could maybe access through an "Advanced" button
> or such. You've created such an outstanding interface to the rest of
> the directory--I would be so excited to be able to browse the hidden
> parts as well using the same great UI.

We will look at this at some point.
https://fedorahosted.org/freeipa/ticket/1588
https://fedorahosted.org/freeipa/ticket/1589

> Steve
>
> On Sun, Aug 7, 2011 at 5:29 PM, Adam Young <ayoung redhat com> wrote:
>> On 08/06/2011 04:29 PM, Stephen Ingram wrote:
>>> On Sat, Aug 6, 2011 at 12:18 PM, Stephen Ingram<sbingram gmail com>
>>>  wrote:
>>>> On Fri, May 6, 2011 at 1:11 PM, Adam Young<ayoung redhat com>  wrote:
>>>>> On 05/06/2011 08:49 AM, Simo Sorce wrote:
>>>>>> On Wed, 2011-05-04 at 17:41 -0700, Stephen Ingram wrote:
>>>>>>> I currently maintain a directory with MTA configuration data in it
>>>>>>> (among other items). I'm wondering what is the best way to add to the
>>>>>>> FreeIPA schema without stepping on current and future schema additions
>>>>>>> that might conflict with what I add. I know at one time you were
>>>>>>> expecting to add information for Postfix and other common server
>>>>>>> programs. Was this schema ever prepared and agreed upon, or is it best
>>>>>>> to use some special branch to put this all under?
>>>>>> Ok it seem we are confusing 2 things here, on one side schema
>>>>>> extensions
>>>>>> (new attributes and objectclasses) and on the other side DIT structure
>>>>>> (subtrees within the tree where to put your information).
>>>>>>
>>>>>> If you use standard schema or schema you made yourself after you got
>>>>>> assigned a base OID there should be no issue at all. if you do your own
>>>>>> schema please be careful in trying to use a prefix for attribute and
>>>>>> objectclass names so that you do not risk future name conflicts).
>>>>>>
>>>>>> For the DIT part it really depends on what you need to do.
>>>>>> If you just need to add attributes to users then you have no other
>>>>>> option but to attach them to the users and that's fine it shouldn't
>>>>>> cause any issue.
>>>>>>
>>>>>> If you need to add entirely new objects I can suggest to create a
>>>>>> cn=custom container as a top level subtree (ie at the same level of
>>>>>> cn=accounts and cn=etc, ...
>>>>>>
>>>>>> And within it do what you need to do. This way it will not conflict
>>>>>> with
>>>>>> anything we may add in future.
>>>>>>
>>>>>>> Also, although I read Adam Young's blog article about how to extend
>>>>>>> the WebUI, I'm having difficulty adding attributes within the existing
>>>>>>> structure. For example, on the user page, is there a prescribed way of
>>>>>>> adding say, the mailAlternateAddress attribute such that it shows as a
>>>>>>> field in the WebUI?
>>>>> The rule is that  you need to be able to do it in the CLI first, and
>>>>> then
>>>>> attempt it in the WebUI.  The attribute you are attmpeting to access
>>>>> needs
>>>>> to be added to the user object in freeipa/ipalib/plugins/user.py  first.
>>>>>  Once you have that, you can add it to the ui  just like email address:
>>>>>
>>>>>  {factory: IPA.multivalued_text_widget, name:'mail'},
>>>>>
>>>>>
>>>>> However,  mail is already a multivalued attribute.  You can store
>>>>> multiple
>>>>> email addresses there if you want, and that is the intention.  If you
>>>>> want
>>>>> to make these both single value fields, change it to:
>>>>>  fields:
>>>>>                [  "mail","mailalternateaddress",
>>>>>                   {factory: IPA.multivalued_text_widget,
>>>>> name:'telephonenumber'},...
>>>> Off on another project for awhile, but I finally had a chance to
>>>> attack this. Yes, I did have to make mailalternateaddress a separate
>>>> attribute as I need to be able to search the directory for this and
>>>> treat it differently than an email address (or multiple email
>>>> addresses). After a nasty browser caching problem, I got everything to
>>>> work. This is great! I'm a little weak in the javascript department,
>>>> but with your instructions above and here
>>>> (https://www.redhat.com/archives/freeipa-users/2011-June/msg00192.html)
>>>> I was able to edit everything and make it work! The CLI worked great
>>>> too. I could not believe it when I saw the command line options change
>>>> (even in help) to reflect the added attribute. This is so unbelievably
>>>> cool.
>>>>
>>>> The only problem I'm having is that if there is no attribute entry to
>>>> begin with (I added the first mailalternateaddress with the command
>>>> line after the changes), there is no "Add" link in the UI next to the
>>>> attribute like on the Email address. Is there something that has to be
>>>> done to get this to appear? Note that the "Delete" link and "Add" link
>>>> does appear if there is already a value for the attribute.
>>> Please just disregard this last problem. The correct objectclass was
>>> missing from the directory entry. It works perfectly now.
>>>
>>> Steve
>> Glad to hear it. Interesting failure case.
>>
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>


-- 
Thank you,
Dmitri Pal

Sr. Engineering Manager IPA project,
Red Hat Inc.


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