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Re: [PATCH] scripts: Refine git-checkout.sh change for different branches


  • To: Alejandro Vallejo <alejandro.vallejo@xxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Thu, 31 Oct 2024 14:21:36 +0000
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  • Cc: Jan Beulich <JBeulich@xxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>
  • Delivery-date: Thu, 31 Oct 2024 14:21:47 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 31/10/2024 2:17 pm, Alejandro Vallejo wrote:
> On Thu Oct 31, 2024 at 1:47 PM GMT, Andrew Cooper wrote:
>> The change works for divergent branches, but doesn't work for explicit SHAs.
>>
>> Instead of passing `-b $TAG` to clone, explicitly fetch the $TAG we want 
>> after
>> cloning.
>>
>> Fixes: c554ec124b12 ("scripts: Fix git-checkout.sh to work with branches 
>> other than master")
>> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
>> ---
>> CC: Jan Beulich <JBeulich@xxxxxxxx>
>> CC: Stefano Stabellini <sstabellini@xxxxxxxxxx>
>> CC: Julien Grall <julien@xxxxxxx>
>>
>> Speculative fix, pending CI:
>>   https://gitlab.com/xen-project/people/andyhhp/xen/-/pipelines/1521847529
>> ---
>>  scripts/git-checkout.sh | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/scripts/git-checkout.sh b/scripts/git-checkout.sh
>> index 3796cbfe39a7..9f8f2bd04fca 100755
>> --- a/scripts/git-checkout.sh
>> +++ b/scripts/git-checkout.sh
>> @@ -14,9 +14,10 @@ set -e
>>  if test \! -d $DIR-remote; then
>>      rm -rf $DIR-remote $DIR-remote.tmp
>>      mkdir -p $DIR-remote.tmp; rmdir $DIR-remote.tmp
>> -    $GIT clone -b $TAG $TREE $DIR-remote.tmp
>> +    $GIT clone $TREE $DIR-remote.tmp
> Can this be shallow (--depth 1) clone instead to avoid pulling for whole
> history in CI? There's probably some ENV variable that  could be recovered
> from.

Maybe, but not here.  One swamp at a time.

More specifically, my first iteration of this fix did use --depth 1, but
it broke QEMU's submodules.  I'm not debugging that as a prerequisite of
fixing other CI breakages.

~Andrew



 


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