Re: [PATCH] image: Use ${COREBASE}/meta for timestamp, fallback to bitbake.conf

[Khem Raj <raj.khem@gmail.com>]

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On Thu, Jul 19, 2018 at 10:26 AM Alex Kiernan <alex.kiernan@gmail.com>
wrote:
>
> On Thu, Jul 19, 2018 at 6:21 PM Khem Raj <raj.khem@gmail.com> wrote:
> >
> >
> >
> > On 7/19/18 10:12 AM, Alex Kiernan wrote:
> > > To handle the case where ${COREBASE} isn't the git directory, but
> > > ${COREBASE}/meta might be (since that's the layer that sets up the
COREBASE
> > > variable), use the timestamp from there. If that fails use the
timestamp
> > > from conf/bitbake.conf.
> >
> > whats the chance that ${COREBASE}/meta might also not be a directory
> > under git when compared to ${COREBASE} ?
> >
>
> About the same I expect, but if it's not then git will climb up to
> ${COREBASE} so I think we're better off.
>
> And if it doesn't find one then it falls back to the timestamp on
> bitbake.conf - I've just been testing a snapshot of the layers as a
> tarball and building successfully inside that when there's no git
> directories for it to find at all.
>

OK lets stay with adding bitbake.conf as fallback.

> > >
> > > Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
> > > ---
> > >
> > >   meta/classes/image.bbclass | 5 ++++-
> > >   1 file changed, 4 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
> > > index adc50c9..0afebff 100644
> > > --- a/meta/classes/image.bbclass
> > > +++ b/meta/classes/image.bbclass
> > > @@ -651,7 +651,10 @@ POPULATE_SDK_PRE_TARGET_COMMAND +=
"${@bb.utils.contains('DISTRO_FEATURES', 'usr
> > >   reproducible_final_image_task () {
> > >       if [ "${BUILD_REPRODUCIBLE_BINARIES}" = "1" ]; then
> > >           if [ "$REPRODUCIBLE_TIMESTAMP_ROOTFS" = "" ]; then
> > > -            REPRODUCIBLE_TIMESTAMP_ROOTFS=`git -C "${COREBASE}" log
-1 --pretty=%ct`
> > > +            REPRODUCIBLE_TIMESTAMP_ROOTFS=`git -C "${COREBASE}/meta"
log -1 --pretty=%ct 2>/dev/null` || true
> > > +            if [ "${REPRODUCIBLE_TIMESTAMP_ROOTFS}" = "" ]; then
> > > +                REPRODUCIBLE_TIMESTAMP_ROOTFS=`stat -c%Y
${@bb.utils.which(d.getVar("BBPATH"), "conf/bitbake.conf")}`
> > > +            fi
> > >           fi
> > >           # Set mtime of all files to a reproducible value
> > >           bbnote "reproducible_final_image_task: mtime set to
$REPRODUCIBLE_TIMESTAMP_ROOTFS"
> > >
>
>
>
> --
> Alex Kiernan

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