# This command set moves the artifact corresponding to the current slot # from /data/ota to /data/dalvik-cache. type otapreopt_slot, domain, mlstrustedsubject, coredomain; type otapreopt_slot_exec, system_file_type, 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 lnk_file } getattr; # (du follows symlinks) allow otapreopt_slot ota_data_file:lnk_file read; # 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;