On Mon, Jul 11, 2016 at 10:53:57AM +1200, Michael Hudson-Doyle wrote:
> On 9 July 2016 at 07:21, Moritz Muehlenhoff <j...@inutil.org> wrote:
> > Florian Weimer wrote:
> >> > On Wednesday, 6 July 2016 9:59:32 PM AEST Moritz Mühlenhoff wrote:
> >> >> What's the current status? Is there technical progress compared to what 
> >> >> was
> >> >> discussed in April? The freeze is coming really close and we can't 
> >> >> support
> >> >> the status quo for stretch.
> >> >
> >> > Perhaps I'm not the best person to speak on the matter as I've never
> >> > touched any Golang tools except dh-golang. Situation with Golab
> >> > libraries is not ideal (to say the least) but I understand that
> >> > Golang is not the only language without concept of dynamic
> >> > linking. As I recall someone mentioned Haskell as another example.
> >> >
> >> > It is my understanding that when vulnerability is fixed in Golang
> >> > library it should be sufficient to NMU (re-build) all reverse
> >> > dependencies.
> >>
> >> Part of the problem is that we currently lack a decent way to list all
> >> these reverse dependencies.
> >
> > And there's also the much bigger problem that we can't actually rebuild
> > packages on security.debian.org without a lot of manual work!
> >
> > The dak installation for security-master has a _lot_ of tech debt. One
> > that particularly bites us here is that tarballs between security-master
> > and ftp-master are separate. This e.g. requires that every package that
> > is new on security-master needs to be build with "-sa" to include source
> > and we can only issue binNMUs for packages which were at least once
> > upload to jessie-security/stretch-security etc.
> 
> That does sound unfortunate in the Go context.
> 
> It is worth bearing in mind though, that you only need to rebuild the
> binary-containing packages, so if the number of binary-containing
> packages supported by the security team is tightly constrained, then
> so is the number of (no-change source, I guess) uploads required to
> handle any security update (e.g. in Ubuntu 16.04 there are only three
> packages that contain Go binaries in main).
> 
> The changes I'm making in Ubuntu to use shared libraries should in the
> common case (i.e. the fix does not break ABI) make this better, but
> worst case (where the fix breaks ABI) it will be worse as we might end
> up having to rebuild the whole rdep tree.

What's the status of that work, will that land in the stretch release?

Cheers,
        Moritz

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