On 07/18/2013 07:24 PM, John Johansen wrote: > On 07/18/2013 01:02 PM, Jamie Strandboge wrote: >> On 07/17/2013 05:57 PM, John Johansen wrote: >>> On 07/11/2013 12:55 PM, Christian Boltz wrote: >>>>> v2 policies can stay >>>>> as v2 until we test them under v3 and then have them in both. I think >>>>> we need to do it this way since people might reboot into different >>>>> kernels and while policy should load and I don't think we guarantee >>>>> that v3 policy compiled with a v3 parser loaded into a v2 kernel will >>>>> work as expected (ie, just like v2 policy, v2 policy and a v2 >>>>> kernel). As such, when both exist, use the one that is appropriate >>>>> for the kernel. >>>> >>>> Exactly this is the reason why I don't like to have a separate directory >>>> with a duplicated set of the profiles. I have more than enough >>>> experience with code duplication[2], and learned to avoid the "cp" >>>> command at any price. >>>> >>> yes this can be a problem >>> >>>> With an additional copy of the profiles, we'll end up in a maintenance >>>> hell - and users will kill us because they have to update two profiles >>>> instead of one if they want to switch kernels. >>>> >>> we end up with maintenance hell either way, its just deciding between >>> which one is the 8th or 9th plane there of >>> >> It feels much cleaner and easier to manage with separate directories. I >> acknowledge there is a maintenance cost, but we have a review process that >> should keep us honest. I don't think the added cost of maintaining in two >> places >> is nearly as risky or burdensome as trying to get all the corner cases >> handled >> correctly. >> > of course to play the devils advocate the problem with directories is we > don't just have 2, as we get new versions we have more and more directories > > Yes, but by the time we have v4 we'll obsolete v2 :) </half-joking>
-- Jamie Strandboge http://www.ubuntu.com/
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