On Fri, 2017-03-10 at 15:01 -0500, Paul Moore wrote:
> On Thu, Feb 9, 2017 at 10:58 AM, Antonio Murdaca <amurd...@redhat.com
> > wrote:
> >
> > This patch allows genfscon per-file labeling for cgroupfs. For
> > instance,
> > this allows to label the "release_agent" file within each
> > cgroup mount and limit writes to it.
> >
> > Signed-off-by: Antonio Murdaca <run...@redhat.com>
> > ---
> > security/selinux/hooks.c | 2 ++
> > 1 file changed, 2 insertions(+)
>
> Now that the merge window is behind us, let's get this merged, but
> could you update it to use the selinux_policycap_cgroupseclabel
> policy
> capability? See 2651225b5ebcdde ("selinux: wrap cgroup seclabel
> support with its own policy capability") for more information.
I don't think that is necessary. This change unlike the other one
should not yield any difference in behavior with existing policy; it
just allows one to specify fine-grained labeling for cgroup nodes in
future policy. It doesn't affect any userspace interface.
> Also, how goes the testing?
>
> >
> > diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
> > index 9a8f12f..5a3138e 100644
> > --- a/security/selinux/hooks.c
> > +++ b/security/selinux/hooks.c
> > @@ -808,6 +808,8 @@ static int selinux_set_mnt_opts(struct
> > super_block *sb,
> >
> > if (!strcmp(sb->s_type->name, "debugfs") ||
> > !strcmp(sb->s_type->name, "sysfs") ||
> > + !strcmp(sb->s_type->name, "cgroup") ||
> > + !strcmp(sb->s_type->name, "cgroup2") ||
> > !strcmp(sb->s_type->name, "pstore"))
> > sbsec->flags |= SE_SBGENFS;
> >
> > --
> > 2.9.3
> >
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>
