On Thu, Feb 02, 2017 at 03:42:28PM +0100, Antonio Murdaca wrote: > This patch allows changing labels for cgroup mounts. Previously, running > chcon on cgroupfs would throw an "Operation not supported". This patch > specifically whitelist cgroupfs. > > The patch could also allow containers to write only to the systemd cgroup > for instance, while the other cgroups are kept with cgroup_t label. > > Signed-off-by: Antonio Murdaca <runcom@xxxxxxxxxx> > --- > security/selinux/hooks.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c > index 3b955c6..4e84211 100644 > --- a/security/selinux/hooks.c > +++ b/security/selinux/hooks.c > @@ -480,6 +480,7 @@ static int selinux_is_sblabel_mnt(struct super_block *sb) > sbsec->behavior == SECURITY_FS_USE_NATIVE || > /* Special handling. Genfs but also in-core setxattr handler */ > !strcmp(sb->s_type->name, "sysfs") || > + !strcmp(sb->s_type->name, "cgroup") || Should we also include "cgroup2" here, since they are defined as 2 distinct filesystems? https://github.com/SELinuxProject/selinux-kernel/blob/master/kernel/cgroup.c#L2314-L2326 > !strcmp(sb->s_type->name, "pstore") || > !strcmp(sb->s_type->name, "debugfs") || > !strcmp(sb->s_type->name, "tracefs") || > -- > 2.9.3 > > _______________________________________________ > Selinux mailing list > Selinux@xxxxxxxxxxxxx > To unsubscribe, send email to Selinux-leave@xxxxxxxxxxxxx. > To get help, send an email containing "help" to Selinux-request@xxxxxxxxxxxxx. -- To unsubscribe from this list: send the line "unsubscribe cgroups" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
