platform_system_sepolicy/otapreopt_slot.te
Andreas Gampe 88c5146585 sepolicy: give otapreopt getattr
Allow the otapreopt rename script to read file attributes. This is
being used to print the aggregate artifact size for diagnostic
purposes.

Bug: 30832951
Change-Id: Iee410adf59dcbb74fa4b49edb27d028025cd8bf9
2016-08-12 19:37:59 -07:00

28 lines
1.3 KiB
Text

# otapreopt_slot
#
# This command set moves the artifact corresponding to the current slot
# from /data/ota to /data/dalvik-cache.
type otapreopt_slot, domain, mlstrustedsubject;
type otapreopt_slot_exec, exec_type, file_type;
# Technically not a daemon but we do want the transition from init domain to
# cppreopts to occur.
init_daemon_domain(otapreopt_slot)
# The otapreopt_slot renames the OTA dalvik-cache to the regular dalvik-cache, and cleans up
# the directory afterwards. For logging of aggregate size, we need getattr.
allow otapreopt_slot ota_data_file:dir { rw_dir_perms rename reparent rmdir };
allow otapreopt_slot ota_data_file:file { getattr };
# Delete old content of the dalvik-cache.
allow otapreopt_slot dalvikcache_data_file:dir { add_name getattr open read remove_name rmdir search write };
allow otapreopt_slot dalvikcache_data_file:file { getattr unlink };
allow otapreopt_slot dalvikcache_data_file:lnk_file { getattr read unlink };
# Allow cppreopts to execute itself using #!/system/bin/sh
allow otapreopt_slot shell_exec:file rx_file_perms;
# Allow running the mv and rm/rmdir commands using otapreopt_slot permissions.
# Needed so we can move artifacts into /data/dalvik-cache/dalvik-cache.
allow otapreopt_slot toolbox_exec:file rx_file_perms;