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- # 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)
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