On Mar 15, 2012, at 12:25 PM, Dave Miner wrote:

> On 03/14/12 22:33, Jesse Butler wrote:
> ...
>> Proposed solution
>> 
>> The actions which will cause a local DHCP configuration to be
>> automatically updated are 'create-service', 'delete-service',
>> 'create-client' and 'delete-client'. Rather than add a new switch to
>> each of these commands, I'd prefer to add a single boolean SMF
>> property to the AI service, 'manage-dhcp' or similar. The '-i' and
>> '-c' options will behave as they are currently do for
>> 'create-service', but will issue a warning if 'manage-dhcp' is not
>> set to true. For all implicit automated configuration changes, if the
>> property is true, we will behave as we currently do. If set to false,
>> then we'll not attempt to update the configuration at all.
>> 
>> I believe that this value should default to false, so that default
>> behavior out of the box is to not alter any configuration unless
>> requested to do so.
>> 
> 
> Is there evidence to support that the majority of the cases where DHCP 
> configurations might be manipulated are ones that installadm should not be 
> updating?  We generally make defaults conform to the expected common case.
> 
> Dave

Good question, but I simply don't have data. I sort of made a guess to begin 
with, as I described, and it seems like I chose the wrong path. 

Given that configuration updates are destructive, in the absence of solid data 
I'd prefer to opt for turning it off by default.

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