# This command set checks the integrity of boot classpath ART # artifacts in /data, potentially removing them. type art_apex_boot_integrity, domain, coredomain; type art_apex_boot_integrity_exec, system_file_type, exec_type, file_type; # Technically not a daemon but we do want the transition from init domain to # art_apex_boot_integrity to occur. init_daemon_domain(art_apex_boot_integrity) # Read dalvik cache directories, remove entries. allow art_apex_boot_integrity dalvikcache_data_file:dir { r_dir_perms write remove_name }; # Read and possibly delete dalvik cache files. allow art_apex_boot_integrity dalvikcache_data_file:file { r_file_perms unlink }; # Allow art_apex_boot_integrity to execute itself using #!/system/bin/sh allow art_apex_boot_integrity shell_exec:file rx_file_perms; # Allow running the mv and rm/rmdir commands using art_apex_boot_integrity # permissions. allow art_apex_boot_integrity toolbox_exec:file rx_file_perms; # Fsverity in the same domain. allow art_apex_boot_integrity system_file:file execute_no_trans; # Fsverity work. allowxperm art_apex_boot_integrity dalvikcache_data_file:file ioctl { FS_IOC_ENABLE_VERITY FS_IOC_MEASURE_VERITY };