[OE-core] [PATCH V2 1/1] testsdk.bbclass: set PREMIRRORS for kernel to speed up test

[ChenQi]

ping

On 05/04/2018 10:47 AM, Chen Qi wrote:
> Currently if we do a testsdkext task for the image, it would take
> very long time to finish. The time is mostly spent fetching kernel
> source via network.
>
> We have done some configuration in auto.conf, trying to make use
> of own-mirrors.bbclass to avoid fetching kernel via network.
>
> However, the solution normally does not work. Below is some log
> from log.do_fetch.
>
>    DEBUG: Fetcher failure: Unable to find file \
>    file:///path/to/downloads/git2_git.yoctoproject.org.linux-yocto.git.tar.gz \
>    anywhere.
>
> The tar.gz file is not available. It is generated only if
> BB_GENERATE_MIRROR_TARBALLS is set to "1". The default value of
> BB_GENERATE_MIRROR_TARBALLS is "0", and according to the manual, users
> need choose to set it to "1" only if they are trying to make a source
> mirror. So generally, this var's value is "0".
>
> Anyway, we do need to avoid fetching kernel source from network when
> doing testsdkext. So set PREMIRRORS in auto.conf to achieve this.
>
> After this change, the time reduces from 4209.131s to 1399.436s on
> my local machine.
>
> [YOCTO #12729]
>
> Signed-off-by: Chen Qi <Qi.Chen at windriver.com>
> ---
>   meta/classes/testsdk.bbclass | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/meta/classes/testsdk.bbclass b/meta/classes/testsdk.bbclass
> index 2e43343..57f8f21 100644
> --- a/meta/classes/testsdk.bbclass
> +++ b/meta/classes/testsdk.bbclass
> @@ -157,6 +157,7 @@ def testsdkext_main(d):
>               f.write('SSTATE_MIRRORS += " \\n file://.* file://%s/PATH"\n' % test_data.get('SSTATE_DIR'))
>               f.write('SOURCE_MIRROR_URL = "file://%s"\n' % test_data.get('DL_DIR'))
>               f.write('INHERIT += "own-mirrors"\n')
> +            f.write('PREMIRRORS_prepend = " git://git.yoctoproject.org/.* git://%s/git2/git.yoctoproject.org.BASENAME \\n "\n' % test_data.get('DL_DIR'))
>   
>           # We need to do this in case we have a minimal SDK
>           subprocess.check_output(". %s > /dev/null; devtool sdk-install meta-extsdk-toolchain" % \