[OE-core] [RFC PATCH] populate_sdk_ext: Change to include siginfo and non sstate task sigs

[Paul Eggleton]

On Fri, 08 Jan 2016 18:25:22 Richard Purdie wrote:
> Right now, the locked task hashes list for the extensible SDK locks
> down only the sstate tasks.
> 
> Whilst aesthetically pleasing, this gives two problems:
> 
> * Half the task are left floating meaning checksum mismatches
>   are a pain to debug
> * The later code which copies relavent data files out the sstate
>   cache can't use any of this data.
> 
> This patch modifies things so all the checksums are listed in the locked
> file. An exclusion of tasks probably makes more sense for the library
> function rather than an allowed list.
> 
> The only sstate task being deliberately excluded here was do_package
> so add in a function to explictly exclude those sstate object files.
> 
> The net result of this that siginfo files for all tasks are included in
> the SDK, which means commands like "bitbake -S printdiff" now function.
> 
> Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
> 
> diff --git a/meta/classes/populate_sdk_ext.bbclass
> b/meta/classes/populate_sdk_ext.bbclass index 317043d..3a65c07 100644
> --- a/meta/classes/populate_sdk_ext.bbclass
> +++ b/meta/classes/populate_sdk_ext.bbclass
> @@ -171,10 +171,9 @@ python copy_buildsystem () {
>      oe.copy_buildsystem.generate_locked_sigs(sigfile, d)
> 
>      # Filter the locked signatures file to just the sstate tasks we are
> interested in -    allowed_tasks = ['do_populate_lic',
> 'do_populate_sysroot', 'do_packagedata', 'do_package_write_ipk',
> 'do_package_write_rpm', 'do_package_write_deb', 'do_package_qa',
> 'do_deploy'] excluded_targets = d.getVar('SDK_TARGETS', True)
>      lockedsigs_pruned = baseoutpath + '/conf/locked-sigs.inc'
> -    oe.copy_buildsystem.prune_lockedsigs(allowed_tasks,
> +    oe.copy_buildsystem.prune_lockedsigs([],
>                                           excluded_targets,
>                                           sigfile,
>                                           lockedsigs_pruned)
> @@ -187,6 +186,12 @@ python copy_buildsystem () {
>                                                     d.getVar('SSTATE_DIR',
> True), sstate_out, d, fixedlsbstring) +    # We don't need sstate
> do_package files
> +    for root, dirs, files in os.walk(sstate_out):
> +        for name in files:
> +            if name.endswith("_package.tgz"):
> +                f = os.path.join(root, name)
> +                os.remove(f)
>  }
> 
>  def extsdk_get_buildtools_filename(d):
> diff --git a/meta/lib/oe/copy_buildsystem.py
> b/meta/lib/oe/copy_buildsystem.py index 15af4eb..a5ca3df 100644
> --- a/meta/lib/oe/copy_buildsystem.py
> +++ b/meta/lib/oe/copy_buildsystem.py
> @@ -75,7 +75,7 @@ def generate_locked_sigs(sigfile, d):
>      tasks = ['%s.%s' % (v[2], v[1]) for v in depd.itervalues()]
>      bb.parse.siggen.dump_lockedsigs(sigfile, tasks)
> 
> -def prune_lockedsigs(allowed_tasks, excluded_targets, lockedsigs,
> pruned_output): +def prune_lockedsigs(excluded_tasks, excluded_targets,
> lockedsigs, pruned_output): with open(lockedsigs, 'r') as infile:
>          bb.utils.mkdirhier(os.path.dirname(pruned_output))
>          with open(pruned_output, 'w') as f:
> @@ -84,7 +84,7 @@ def prune_lockedsigs(allowed_tasks, excluded_targets,
> lockedsigs, pruned_output) if invalue:
>                      if line.endswith('\\\n'):
>                          splitval = line.strip().split(':')
> -                        if splitval[1] in allowed_tasks and not splitval[0]
> in excluded_targets: +                        if not splitval[1] in
> excluded_tasks and not splitval[0] in excluded_targets: f.write(line)
>                      else:
>                          f.write(line)

This looks good to me.

Acked-by: Paul Eggleton <paul.eggleton at linux.intel.com>

Cheers,
Paul

-- 
Paul Eggleton
Intel Open Source Technology Centre