On Thu, Jul 12, 2018 at 11:59:26PM +0800, Zorro Lang wrote:
> When getfattr dumps values of all extended attributes (-d option),
> it doesn't print empty extended attributes. e.g: user.name. But
> from attr-2.4.48 this behavior is changed, new getfattr prints
> user.name="".
>
> The {=""} will break the golden image, so filter the redundant =""
> at the end if it has.
>
> Signed-off-by: Zorro Lang <zlang@xxxxxxxxxx>
> ---
>
> Hi,
>
> This's a bad news. Latest attr package attr-2.4.48 changed his
> behavior as above. And this's different with attr-2.4.47.
>
> With old attr:
> # setfattr -h -n user.name testfile
> # getfattr -d -n user.name testfile
> # file: testfile
> user.name
>
> With new attr:
> # setfattr -h -n user.name testfile
> # getfattr -d -n user.name testfile
> # file: testfile
> user.name=""
>
> Note: -d option is necessary
>
> This little difference will break golden image. So this's the problem.
> If you have better idea than this patch, please tell me.
>
> Thanks,
> Zorro
>
>
> tests/generic/062 | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/tests/generic/062 b/tests/generic/062
> index df67960d..4fc2dc46 100755
> --- a/tests/generic/062
> +++ b/tests/generic/062
> @@ -29,9 +29,13 @@ _cleanup()
> }
> trap "_cleanup; exit \$status" 0 1 2 3 15
>
> +# When getfattr dump values of all extended attributes, it print empty attr
> +# as user.name before, but new getfattr print it as user.name="". For match
> +# the golden image, filter the redundant ="" at the end.
> getfattr()
> {
> - $GETFATTR_PROG --absolute-names -dh $@ 2>&1 | _filter_scratch
> + $GETFATTR_PROG --absolute-names -dh $@ 2>&1 | _filter_scratch | \
> + sed -e 's/=\"\"//'
> }
This should really be done by a new helper function that hides all the
details, so future tests could just take use of the helper.
Thanks,
Eryu
>
> setfattr()
> --
> 2.14.4
>
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