https://bugzilla.wikimedia.org/show_bug.cgi?id=38516

--- Comment #5 from Ryan Lane <rlan...@gmail.com> 2012-07-20 22:28:24 UTC ---
(In reply to comment #4)
> (In reply to comment #3)
> > We can turn it on by default for logged-in users right now. We can easily
> > handle that load.
> > 
> You should realize that that means that once a browser is used by a logged-in
> user *once*, it will use HTTPS for *everyone* *forever* (really until the STS
> header expires, usually that's a year), even if they're not logged in. So in
> practice that means that every shared computer (libraries, internet cafes) in
> the world is gonna be hitting us exclusively via HTTPS within a few days of
> deploying this change.
> 
> This is not necessarily a huge problem, but I just wanted to point this out.
> 

Sorry, sorry. I meant send all logged-in traffic to https, not use HSTS.

> Also, STS forbids accepting invalid certs, and we're currently serving wrong
> certs for domains like wikipedia.com and wikidata.org; essentially all the 
> misc
> domains we have are sent to wikimedia-lb, which means they get the
> star-wikimedia cert, which is bad. Serving STS fro those domains would be
> deadly.
> 

Eh? Since when are we serving incorrect certificates? Do you mean for mobile?

> > To enable it for all users we'd need to expand the cluster so that every
> > squid/varnish node is also an HTTPS node. That would be a requirement for 
> > HSTS.
> > Indeed HSTS is the last in the chain for this.
> > 
> Why is Squid/Varnish-side SSL termination required for STS? Why can't we just
> scale up our current nginx cluster?
> 

It makes more sense to just stick HTTPS on every box, than to have a separate
cluster, if we're going to do HTTPS by default.

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