root@kl /tmp/zad-facl $ mkdir bsk3
root@kl /tmp/zad-facl $ chmod 0750 bsk3
root@kl /tmp/zad-facl $ ll
total 0
drwxr-xr-x 1 root root    8 mar 20 17:38 ./
drwxrwxrwt 1 root root 2,3K mar 20 17:38 ../
drwxr-x--- 1 root root    0 mar 20 17:38 bsk3/
root@kl /tmp/zad-facl $ touch bsk3/plik3a
root@kl /tmp/zad-facl $ ll bsk3/plik3a
-rw-r--r-- 1 root root 0 mar 20 17:39 bsk3/plik3a
root@kl /tmp/zad-facl $ setfacl -d -m group:testowa:rwx bsk3
root@kl /tmp/zad-facl $ ll bsk3
total 0
drwxr-x---+ 1 root root 12 mar 20 17:39 ./
drwxr-xr-x  1 root root  8 mar 20 17:38 ../
-rw-r--r--  1 root root  0 mar 20 17:39 plik3a
root@kl /tmp/zad-facl $ getfacl bsk3
# file: bsk3
# owner: root
# group: root
user::rwx
group::r-x
other::---
default:user::rwx
default:group::r-x
default:group:testowa:rwx
default:mask::rwx
default:other::---

root@kl /tmp/zad-facl $ setfacl -d -m o::rx bsk3
root@kl /tmp/zad-facl $ touch bsk3/plik3b
root@kl /tmp/zad-facl $ ll bsk3/
total 0
drwxr-x---+ 1 root root 24 mar 20 17:41 ./
drwxr-xr-x  1 root root  8 mar 20 17:38 ../
-rw-r--r--  1 root root  0 mar 20 17:39 plik3a
-rw-rw-r--+ 1 root root  0 mar 20 17:41 plik3b
root@kl /tmp/zad-facl $ getfacl plik3b
getfacl: plik3b: No such file or directory
root@kl /tmp/zad-facl $ getfacl bsk3/plik3b
# file: bsk3/plik3b
# owner: root
# group: root
user::rw-
group::r-x                      #effective:r--
group:testowa:rwx               #effective:rw-
mask::rw-
other::r--

root@kl /tmp/zad-facl $ setfacl -d -m o::r^Cbsk3
root@kl /tmp/zad-facl $ setfacl -d -m o::r-x bsk3
root@kl /tmp/zad-facl $ touch bsk3/plik3b
root@kl /tmp/zad-facl $ rm bsk3/plik3b
root@kl /tmp/zad-facl $ touch bsk3/plik3b
root@kl /tmp/zad-facl $ getfacl bsk3/plik3b
# file: bsk3/plik3b
# owner: root
# group: root
user::rw-
group::r-x                      #effective:r--
group:testowa:rwx               #effective:rw-
mask::rw-
other::r--

root@kl /tmp/zad-facl $ ll
total 0
drwxr-xr-x  1 root root    8 mar 20 17:38 ./
drwxrwxrwt  1 root root 2,3K mar 20 17:41 ../
drwxr-x---+ 1 root root   24 mar 20 17:42 bsk3/
root@kl /tmp/zad-facl $ ll bsk3
total 0
drwxr-x---+ 1 root root 24 mar 20 17:42 ./
drwxr-xr-x  1 root root  8 mar 20 17:38 ../
-rw-r--r--  1 root root  0 mar 20 17:39 plik3a
-rw-rw-r--+ 1 root root  0 mar 20 17:42 plik3b
root@kl /tmp/zad-facl $ setfacl -d -m o::5 bsk3
root@kl /tmp/zad-facl $ rm bsk3/plik3b
root@kl /tmp/zad-facl $ touch bsk3/plik3b
root@kl /tmp/zad-facl $ getfacl bsk3/plik3b
# file: bsk3/plik3b
# owner: root
# group: root
user::rw-
group::r-x                      #effective:r--
group:testowa:rwx               #effective:rw-
mask::rw-
other::r--

root@kl /tmp/zad-facl $