platform_system_sepolicy/private/lpdumpd.te
Yifan Hong ab85caaa56 super_block_device -> super_block_device_type
Domains that access super_block_device should instead
access super_block_device_type, which includes appropriate
block devices for retrofit DAP devices.

Test: boots (sanity)
Test: manual OTA
Bug: 128991918
Change-Id: Ie025b1e3c17e82330042aaa4a3e2e4a02ec1265b
2019-03-28 18:08:19 +00:00

41 lines
1.1 KiB
Text

type lpdumpd, domain, coredomain;
type lpdumpd_exec, system_file_type, exec_type, file_type;
init_daemon_domain(lpdumpd)
# Allow lpdumpd to register itself as a service.
binder_use(lpdumpd)
add_service(lpdumpd, lpdump_service)
# Allow lpdumpd to find the super partition block device.
allow lpdumpd block_device:dir r_dir_perms;
# Allow lpdumpd to read super partition metadata.
allow lpdumpd super_block_device_type:blk_file r_file_perms;
# Allow lpdumpd to read fstab.
allow lpdumpd sysfs_dt_firmware_android:dir r_dir_perms;
allow lpdumpd sysfs_dt_firmware_android:file r_file_perms;
# Triggered when lpdumpd tries to read default fstab.
dontaudit lpdumpd metadata_file:dir r_dir_perms;
dontaudit lpdumpd metadata_file:file r_file_perms;
dontaudit lpdumpd gsi_metadata_file:dir r_dir_perms;
dontaudit lpdumpd gsi_metadata_file:file r_file_perms;
### Neverallow rules
# Disallow other domains to get lpdump_service and call lpdumpd.
neverallow {
domain
-dumpstate
-lpdumpd
-shell
} lpdump_service:service_manager find;
neverallow {
domain
-dumpstate
-lpdumpd
-shell
} lpdumpd:binder call;