    # Sample SELinux Labeling Policy File

    # Syntax of 'file_contexts' file and other SELinux configuration files:

    /usr/lib/.*/program/foo\.so  --  user:role:type:s0:c0
    /.*                system_u:object_r:default_t:s0
    /sys(/.*)?         system_u:object_r:sysfs_t:s0
    /xen(/.*)?         system_u:object_r:xen_image_t:s1
    /mnt(/[^/]*)?  -d  system_u:object_r:mnt_t:s1-5
    /mnt(/[^/]*)?  -l  system_u:object_r:mnt_t:s0.s2
    /tmp/.*            <<none>>
    /root(/.*)?        system_u:object_r:admin_home_t:s0
    /dev/[0-9].*   -c  system_u:object_r:usb_device_t:s0
    /run/.*\.*pid      <<none>>
    /mnt/[^/]*/.*      <<none>>
    /etc/[mg]dm(/.*)?  system_u:object_r:xdm_etc_t:s5-s6:c0
    /dev/(misc/)?psaux  -c  system_u:object_r:mouse_device_t:s0-s3:c0.c5

    HOME_DIR/.+                                 system_u:object_r:user_home_t:s0
    HOME_DIR/((www)|(web)|(public_html))(/.+)?  system_u:object_r:httpd_user_content_t:s0
    HOME_DIR/\.cache/google-chrome(/.*)?        system_u:object_r:chrome_sandbox_home_t:s0

    /dev/(misc/)?rtc[0-9]*           -c  system_u:object_r:clock_device_t:s0-s2:c1
    /var/(db|adm)/sudo(/.*)?             system_u:object_r:pam_var_run_t:s0
    /dev/pcd[0-3]                    -b  system_u:object_r:removable_device_t:s0
    /etc/ppp(/.*)?                   --  system_u:object_r:pppd_etc_rw_t:s0
    /var/www(/.*)?                       system_u:object_r:httpd_sys_content_t:s0
    /usr/lib(.*/)?bin(/.*)?              system_u:object_r:bin_t:s0
    /dev/shm/.*                          <<none>>
    /usr/lib/(sse2/)?hello-.*\.so.*  --  system_u:object_r:textrel_shlib_t:s0
    /sbin/grub.*                     --  system_u:object_r:bootloader_exec_t:s0.s3
    /sbin/lilo.*                     --  system_u:object_r:bootloader_exec_t:s0
    /etc/group[-\+]?                 --  system_u:object_r:passwd_file_t:s0:c1-c5
    /etc/rc\.d/init\.d/mpd           --  system_u:object_r:mpd_initrc_exec_t:s0

    # Syntax of *.fc files, from the SELinux reference policy:

    /run/sudo/ts/%{USERNAME}     gen_context(system_u:object_r:pam_var_run_t,s0,c0)
    /etc/aiccu\.conf         --  gen_context(system_u:object_r:aiccu_etc_t,s0-s2,c1.c5)
    HOME_DIR/\.mtpz-data     --  gen_context(system_u:object_r:libmtp_home_t,s0)
    /var/log/mariadb(/.*)?       gen_context(system_u:object_r:mysqld_log_t,s0)
    /dev/dasd[^/]*           -b  gen_context(system_u:object_r:fixed_disk_device_t,mls_systemhigh)
    /dev/dasd[^/]*           -c  gen_context(system_u:object_r:fixed_disk_device_t,mls_systemhigh)
    HOME_ROOT                -d  gen_context(system_u:object_r:home_root_t,s0-mls_systemhigh,c1)
    HOME_ROOT                -l  gen_context(system_u:object_r:home_root_t,s0)

    ifdef(`distro_debian',`
    	/run/shm  -d  gen_context(system_u:object_r:tmpfs_t,s0)
    	/run/shm/.*  <<none>>
    ')
    ifdef(`distro_suse',`
    	/success  --  gen_context(system_u:object_r:etc_runtime_t,s0)
    ')
    ifdef(`init_systemd',`
    	/run/tmpfiles\.d/kmod\.conf  --  gen_context(system_u:object_r:kmod_tmpfiles_conf_t,s0)
    ')

    # Tests

    # Variables
    HOME_DIR/path
    HOME_ROOT/path
    /path/HOME_DIR/HOME_ROOT

    # Open brackets
    /hello(world
    /hello[wo

    /path[^0-8]+
    /path(hello|bye)
    /path.*a+b?
    /path\wa\Wa\sa\da\ba\Ba\(a
    /usr/hi\"esc\sesc\032esc\*3esds

    # Security contexts
    user:role
    user:role:
    user:role:type
    user:role:type:level_sensitivity
    user:role:type:level_sensitivity:level_category
    user:role:type:level_sensitivity:level_category:other:other

    (user:role:type,)
    (user:role:type,level_s,)
    (user:role:type,level_s,level_c)
    (user:role:type,level_s,level_c,other,other,other)
    (user:role:type:level_s:level_c,other,other)
    (user:role:type:level_s:level_c:other,other,other)

    us  er:role:type:level_s:level_c
    user:ro le:type:level_s:level_c
    user:role:ty  pe:level_s:level_c
    user:role:type:lev el_s:level_c
    user:role:type:level_s:lev el_c

    (u ser:role:type,level_s,level_c,other,other)
    (user:ro le:type,level_s,level_c,other,other)
    (user:role:ty pe,level_s,level_c,other,other)
    (user:role:type,le vel_s,level_c,other,other)
    (user:role:type,level_s,le vel_c,other,other)

    ( user :role:type,  level_s ,  level_c , other )
    ( user:role:type,  level_s ,  level_c , other )