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Groups > linux.kernel > #1448554
| From | Michal Marek <mmarek@suse.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] builddeb: fix file permissions before packaging |
| Date | 2016-07-22 14:20 +0200 |
| Message-ID | <rXHAR-5Jd-7@gated-at.bofh.it> (permalink) |
| References | <rSiWu-8lh-41@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 2016-07-07 16:50, Henning Schild wrote:
> Builddep is not very explicit about file permissions. Actually the file
> permissions in the package are largely influenced by the umask of the
> user cloning the git and building the package. If that umask does not
> set go+r the resulting linux-headers package will prevent non-root users
> from building out-of-tree modules. And that is probably just one
> unexpected effect.
> Being a packaging/install tool builddep should make sure the file
> permissions are set correctly and not just derived from a value that is
> never checked.
>
> This patch derives the "r" and "x" bits for all files from the file
> owner, all directories in the package will be 755.
>
> Signed-off-by: Henning Schild <henning.schild@siemens.com>
> ---
> scripts/package/builddeb | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/scripts/package/builddeb b/scripts/package/builddeb
> index 86e56fe..615e0ed 100755
> --- a/scripts/package/builddeb
> +++ b/scripts/package/builddeb
> @@ -26,6 +26,11 @@ create_package() {
> # Fix ownership and permissions
> chown -R root:root "$pdir"
> chmod -R go-w "$pdir"
> + # in case we are in a restrictive umask environment like 0077
> + # set permissions for dirs and derive "go"-"rx" permissions from "u"
> + find $pdir -type d -exec chmod 0755 {} +
> + find $pdir -type f -perm -u+r -exec chmod go+r {} +
> + find $pdir -type f -perm -u+x -exec chmod go+x {} +
This can be simplified as
chmod -R a+rX "$pdir"
Michal
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Re: [PATCH] builddeb: fix file permissions before packaging Michal Marek <mmarek@suse.com> - 2016-07-22 14:20 +0200 [PATCHv2] builddeb: fix file permissions before packaging Henning Schild <henning.schild@siemens.com> - 2016-07-22 14:50 +0200 Re: [PATCH] builddeb: fix file permissions before packaging Henning Schild <henning.schild@siemens.com> - 2016-07-22 14:50 +0200
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