# dex2oat type dex2oat, domain; type dex2oat_exec, exec_type, file_type; r_dir_file(dex2oat, apk_data_file) # Access to /vendor/app r_dir_file(dex2oat, vendor_app_file) # Access /vendor/framework allow dex2oat vendor_framework_file:dir { getattr search }; allow dex2oat vendor_framework_file:file { getattr open read }; allow dex2oat tmpfs:file { read getattr }; r_dir_file(dex2oat, dalvikcache_data_file) allow dex2oat dalvikcache_data_file:file write; # Read symlinks in /data/dalvik-cache. This is required for PIC mode boot images, where # the oat file is symlinked to the original file in /system. allow dex2oat dalvikcache_data_file:lnk_file read; allow dex2oat installd:fd use; # Acquire advisory lock on /system/framework/arm/* allow dex2oat system_file:file lock; # Read already open asec_apk_file file descriptors passed by installd. # Also allow reading unlabeled files, to allow for upgrading forward # locked APKs. allow dex2oat asec_apk_file:file read; allow dex2oat unlabeled:file read; allow dex2oat oemfs:file read; allow dex2oat apk_tmp_file:dir search; allow dex2oat apk_tmp_file:file r_file_perms; allow dex2oat user_profile_data_file:file { getattr read lock }; # Allow dex2oat to compile app's secondary dex files which were reported back to # the framework. allow dex2oat app_data_file:file { getattr read write lock }; ################## # A/B OTA Dexopt # ################## # Allow dex2oat to use file descriptors from otapreopt. allow dex2oat postinstall_dexopt:fd use; allow dex2oat postinstall_file:dir { getattr search }; allow dex2oat postinstall_file:filesystem getattr; allow dex2oat postinstall_file:lnk_file { getattr read }; # Allow dex2oat access to files in /data/ota. allow dex2oat ota_data_file:dir ra_dir_perms; allow dex2oat ota_data_file:file r_file_perms; # Create and read symlinks in /data/ota/dalvik-cache. This is required for PIC mode boot images, # where the oat file is symlinked to the original file in /system. allow dex2oat ota_data_file:lnk_file { create read }; # It would be nice to tie this down, but currently, because of how images are written, we can't # pass file descriptors for the preopted boot image to dex2oat. So dex2oat needs to be able to # create them itself (and make them world-readable). allow dex2oat ota_data_file:file { create w_file_perms setattr }; ############## # Neverallow # ############## neverallow dex2oat app_data_file:notdevfile_class_set open;