| # update_verifier |
| type update_verifier, domain; |
| type update_verifier_exec, system_file_type, exec_type, file_type; |
| |
| # Allow update_verifier to reach block devices in /dev/block. |
| allow update_verifier block_device:dir search; |
| |
| # Read care map in /data/ota_package/. |
| allow update_verifier ota_package_file:dir r_dir_perms; |
| allow update_verifier ota_package_file:file r_file_perms; |
| |
| # Read /sys/block to find all the DM directories like (/sys/block/dm-X). |
| allow update_verifier sysfs:dir r_dir_perms; |
| |
| # Read /sys/block/dm-X/dm/name (which is a symlink to |
| # /sys/devices/virtual/block/dm-X/dm/name) to identify the mapping between |
| # dm-X and system/vendor partitions. |
| allow update_verifier sysfs_dm:dir r_dir_perms; |
| allow update_verifier sysfs_dm:file r_file_perms; |
| |
| # Read all blocks in DM wrapped system partition. |
| allow update_verifier dm_device:blk_file r_file_perms; |
| |
| # Write to kernel message. |
| allow update_verifier kmsg_device:chr_file { getattr w_file_perms }; |
| |
| # Allow update_verifier to reboot the device. |
| set_prop(update_verifier, powerctl_prop) |
| |
| # Use Boot Control HAL |
| hal_client_domain(update_verifier, hal_bootctl) |
| |
| # Access Checkpoint commands over binder |
| allow update_verifier vold_service:service_manager find; |
| binder_call(update_verifier, servicemanager) |
| binder_call(update_verifier, vold) |
