[Freeipa-devel] updates and deletes

[Rob Crittenden]

Karl MacMillan wrote:
> On Tue, 2007-08-14 at 10:27 -0400, Rob Crittenden wrote:
>> Rob Crittenden wrote:
>>> We need to come to some decision on how we're going to handle updates 
>>> and deletes (or really inactivations).
>>>
>>> The LDAP API for updates is a list of tuples in the form 
>>> (mod_op,mod_type,mod_vals), where mod_op is the operation (one of 
>>> MOD_ADD, MOD_DELETE, or MOD_REPLACE), mod_type is a string indicating 
>>> the attribute type name, and mod_vals is either a string value or a list 
>>> of string values to add, delete or replace respectively. With deletes id 
>>> mod_vals is None then all attributes are deleted (probably something to 
>>> test for and reject, I doubt we'd ever want this).
>> You know, reading docs can be highly beneficial. The python-ldap package 
>> provides a function to generate the modlist given a new entry and the 
>> original entry. So we have 2 choices:
>>
>> 1. Have an API where the old and new records are both passed in (not 
>> very efficient over XML-RPC)
>> 2. Have an API where the new record is passed in and I do a search to 
>> get the original record (not very efficient)
>>
>> I'm going to start poking at this, using model #1 for starters.
>>
> 
> If we don't expose the attributes directly but hide them behind methods
> we could also track changes to the python object, generate a modlist
> from that, and pass only mods to the XML-RPC layer.

I'm going to leave this to Kevin to answer. I'm not sure how it would 
work with the GUI. I think that everything goes through setValue() so we 
could theoretically track changes.

The LDAP API provides a very nice function that generates the modlist 
for us. It would be really nice to be able to use that.

rob
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