<div dir="ltr">That's an interesting document, but I feel like it doesn't really explain the problem it's trying to solve. <div><br></div><div>Why does a single entry point cause a lot of boilerplate (I presume he means code boilerplate)? Isn't it just a switch on the name of the hook? What does it mean "when a new hook is introduced"? Doesn't the charm define what hooks it has? And wouldn't the aforementioned switch mean that any new hook (whatever that means) would be ignored the same way it would if the hook file wasn't there?</div>
<div><br></div><div>Can someone explain to me what exactly the problem is?</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sun, Aug 17, 2014 at 1:30 AM, John Meinel <span dir="ltr"><<a href="mailto:john@arbash-meinel.com" target="_blank">john@arbash-meinel.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>I'd just like to point out that William has thought long and hard about this problem, and what semantics make the most sense (does it get called for any hook, does it always get called, does it only get called when the hook doesn't exist, etc).<br>
</div><div>I feel like had some really good decisions on it: <a href="https://docs.google.com/a/canonical.com/document/d/1V5G6v6WgSoNupCYcRmkPrFKvbfTGjd4DCUZkyUIpLcs/edit#" target="_blank">https://docs.google.com/a/canonical.com/document/d/1V5G6v6WgSoNupCYcRmkPrFKvbfTGjd4DCUZkyUIpLcs/edit#</a></div>
<div><br></div><div>default-hook sounds (IMO) like it may run into problems where we do logic based on whether a hook exists or not. There are hooks being designed like leader-election and address-changed that might have side effects, and default-hook should (probably?) not get called for those.</div>
<div><br></div><div>I'd just like us to make sure that we actually think about (and document) what hooks will fall into this, and make sure that it always makes sense to rebuild the world on every possible hook (which is how charm writers will be implementing default-hook, IMO).</div>
<div><br></div><div>John</div><div>=:-></div><div><div class="h5"><div><br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Aug 16, 2014 at 1:02 AM, Aaron Bentley <span dir="ltr"><<a href="mailto:aaron.bentley@canonical.com" target="_blank">aaron.bentley@canonical.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">-----BEGIN PGP SIGNED MESSAGE-----<br>
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<div><br>
On 14-08-15 04:36 PM, Nate Finch wrote:<br>
> There's new hook in town: default-hook. If it exists and a hook<br>
> gets called that doesn't have a corresponding hook file,<br>
> default-hook gets called with the name of the original hook as its<br>
> first argument (arg[1]).<br>
><br>
> That's it.<br>
<br>
</div>Nice! Thank you.<br>
<br>
Aaron<br>
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