Re: [OE-core] [PATCH v3 0/3] Add bblock helper scripts

Julien Stephan
2023-08-02T14:26:49Z

Le dim. 30 juil. 2023 à 00:44, Alexandre Belloni
<alexandre.belloni@bootlin.com> a écrit :
>
> Hello,
>
> On 27/07/2023 15:56:09+0200, Julien Stephan wrote:
> > Hi all,
> >
> > This is v3 from bblock script.
> >
>
> This doesn't apply cleanly on master, can you rebase?
>
> Thanks!

Hi Alexandre,

done, just pushed v4 here:
https://lists.openembedded.org/g/openembedded-core/message/185403

Best
Julien
>
> > Improvement from v2:
> > * Add a function in bb.cooker to compute task signatures
> > * Replace the findSigInfo function by the new created one. This has the
> > following advantages:
> > * findSigInfo needs the task to be already built to get the siginfo
> > file, meaning we cannot lock a recipe on a fresh build
> > * we can now generate the signatures for all available task of a given
> > recipe
> > * Check if a given task is already locked. If so, don't duplicate
> > entry in bblock.conf
> >
> > Limitations:
> > * Needs to taint tasks that are locked, to display a warning
> > * I may be still missing some checks on user input
> > * Silently does nothing if given task doesn't exist
> > * Silently does nothing when resetting a recipe that doesn't exist
> >
> > I did some tests using qemux86-64 and qemuarm but I may be missing some
> > corner cases.
> >
> > Improvement from V1:
> > * Signatures are now package architecture specific meaning that if you
> > switch MACHINE, the lock sig will not be taken into account
> > * I added the -r option to unlock recipes
> > * I added a -d option to display the current bblock.conf
> > * Added an include directive for conf/bblock.conf inside bitbake.conf
> > * Added -t option to specify the tasks to lock/unlock
> >
> > Limitations:
> > * I may be still missing some checks on user input
> > * I need to find a way to get the list of tasks ( by default still lock
> > only the do_compile for now, unless -t is specified)
> > * Do not check if a particular recipe/task is already locked when trying
> > to add lock. So entries may appear multiple times
> > * We still need the signature of the tasks to be already computed before
> > locking. Need to find a way to generate it if missing
> >
> > V2: https://lists.openembedded.org/g/openembedded-core/message/184697
> > V1: https://lists.openembedded.org/g/openembedded-core/message/184584
> >
> > My branch is available here [1]
> >
> > Cheers
> > Julien
> >
> > [1]: https://git.yoctoproject.org/poky-contrib/commit/?h=jstephan/bblock
> >
> > Julien Stephan (3):
> > bitbake.conf: include bblock.conf
> > bitbake: cooker: add a new function to retrieve task signatures
> > scripts/bblock: add a script to lock/unlock recipes
> >
> > bitbake/lib/bb/command.py | 6 ++
> > bitbake/lib/bb/cooker.py | 16 ++++
> > bitbake/lib/bb/event.py | 8 ++
> > meta/conf/bitbake.conf | 1 +
> > scripts/bblock | 182 ++++++++++++++++++++++++++++++++++++++
> > 5 files changed, 213 insertions(+)
> > create mode 100755 scripts/bblock
> >
> > --
> > 2.41.0
>
> >
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> --
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
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