bug#25378: cp does not preserve SElinx context of sub folder

[Pádraig Brady]

On 06/01/17 00:19, HE Henry wrote:
> Hi coreutils team,
> 
> When using cp with --parents options, the SELinux context of sub folders are 
> not preserved.
> 
> Example as below:
> 
> 1. Before using cp:
> address@hidden etc]# pwd
> /etc
> address@hidden etc]# ls -Z selinux/
> -rw-r--r--. root root system_u:object_r:selinux_config_t:s0 config
> -rw-r--r--. root root system_u:object_r:selinux_config_t:s0 semanage.conf
> drwxr-xr-x. root root system_u:object_r:selinux_config_t:s0 targeted
> address@hidden etc]#  ls -Z -d selinux/
> drwxr-xr-x. root root system_u:object_r:selinux_config_t:s0 selinux/
> 
> 
> 2. Using cp to copy /etc/selinux/targeted/seusers with full path to /tmp
> address@hidden etc]# cp -r --preserve=context --parents 
> selinux/targeted/seusers  /tmp
> 
> 3. After using cp, the SELinux context of sub folder are changed, like 
> selinux, targeted 
> 
> address@hidden etc]# ls -Z /tmp/selinux/
> drwx------. root root unconfined_u:object_r:user_tmp_t:s0 targeted
> address@hidden etc]# ls -Z -d /tmp/selinux/
> drwx------. root root unconfined_u:object_r:user_tmp_t:s0 /tmp/selinux/
> address@hidden etc]# ls -Z -d /tmp/selinux/targeted/
> drwx------. root root unconfined_u:object_r:user_tmp_t:s0 
> /tmp/selinux/targeted/
> address@hidden etc]# ls -Z /tmp/selinux/targeted/   
> -rw-------. root root system_u:object_r:selinux_config_t:s0 seusers

The attached should fix that.

thanks!
Pádraig

cp-Z-parents.patch
Description: Text Data