[Pkg-rust-maintainers] Backports needed for Firefox/Thunderbird ESR 78 in Buster/Stretch

[Mike Hommey]

On Tue, Jul 28, 2020 at 10:17:35PM +0200, Emilio Pozuelo Monfort wrote:
> Hi,
> 
> On 21/08/2019 07:45, Salvatore Bonaccorso wrote:
> > Hi Holger, hi Emilio,
> > 
> > [dropping debian-devel list]
> > 
> > On Mon, Aug 19, 2019 at 11:01:13PM +0200, Moritz Mühlenhoff wrote:
> >> On Tue, Jul 02, 2019 at 10:45:20PM +0200, Moritz Mühlenhoff wrote:
> >>> Hi,
> >>> Firefox 68 will be the next ESR release series. With the release of Firefox 68.2
> >>> on October 22nd, support for ESR 60 will cease.
> >>>
> >>> ESR 68 will require an updated Rust/Cargo toolchain and build dependencies not
> >>> present in Stretch (nodejs 8, llvm-toolchain-7, cbindgen and maybe more).
> >>> Stretch was already updated wrt Rust/Cargo for ESR 60, so there's at least no
> >>> requirement to bootstrap stage0 builds this time.
> >>>
> >>> If we want to continue to have Firefox/Thunderbird supported in oldstable-security
> >>> after October, someone needs to step up to take care of backports to a Stretch point
> >>> release before October 22nd (or in case of poor timing, we can also release build
> >>> dependency updates via stretch-security).
> >>
> >> There hasn't been any visible movement on this, so unless someone steps up RSN,
> >> there'll be a headsup about the EOL in the next ESR 60 DSA, so that people
> >> have some advance warning.
> > 
> > That would be really bad I guess both for users running stretch on
> > workstations for a while (we are affected for instance at work) and
> > for LTS as there were work so far by emilio to keep up firefox-esr and
> > thunderbird as well updated in jessie LTS.
> 
> We are at this point again. ESR 68 will be EOL on September 22nd, when 78.3
> comes out. We have some time still, but if we want FF and TB to keep being
> supported, we'll have to do some toolchain backports as usual.
> 
> Has someone started to look at this?
> 
> I have taken a quick look and it looks like we need rustc 1.41 and cargo 0.31.

You mean cargo 0.42.

Mike