1*e4a36f41SAndroid Build Coastguard Worker# drmserver - DRM service 2*e4a36f41SAndroid Build Coastguard Workertype drmserver, domain; 3*e4a36f41SAndroid Build Coastguard Workertype drmserver_exec, system_file_type, exec_type, file_type; 4*e4a36f41SAndroid Build Coastguard Worker 5*e4a36f41SAndroid Build Coastguard Workertypeattribute drmserver mlstrustedsubject; 6*e4a36f41SAndroid Build Coastguard Worker 7*e4a36f41SAndroid Build Coastguard Workernet_domain(drmserver) 8*e4a36f41SAndroid Build Coastguard Worker 9*e4a36f41SAndroid Build Coastguard Worker# Perform Binder IPC to system server. 10*e4a36f41SAndroid Build Coastguard Workerbinder_use(drmserver) 11*e4a36f41SAndroid Build Coastguard Workerbinder_call(drmserver, system_server) 12*e4a36f41SAndroid Build Coastguard Workerbinder_call(drmserver, appdomain) 13*e4a36f41SAndroid Build Coastguard Workerbinder_call(drmserver, mediametrics) 14*e4a36f41SAndroid Build Coastguard Workerbinder_service(drmserver) 15*e4a36f41SAndroid Build Coastguard Worker# Inherit or receive open files from system_server. 16*e4a36f41SAndroid Build Coastguard Workerallow drmserver system_server:fd use; 17*e4a36f41SAndroid Build Coastguard Worker 18*e4a36f41SAndroid Build Coastguard Worker# Perform Binder IPC to mediaserver 19*e4a36f41SAndroid Build Coastguard Workerbinder_call(drmserver, mediaserver) 20*e4a36f41SAndroid Build Coastguard Worker 21*e4a36f41SAndroid Build Coastguard Workerallow drmserver sdcard_type:dir search; 22*e4a36f41SAndroid Build Coastguard Workerallow drmserver drm_data_file:dir create_dir_perms; 23*e4a36f41SAndroid Build Coastguard Workerallow drmserver drm_data_file:file create_file_perms; 24*e4a36f41SAndroid Build Coastguard Workerallow drmserver { app_data_file privapp_data_file }:file { read write getattr map }; 25*e4a36f41SAndroid Build Coastguard Workerallow drmserver sdcard_type:file { read write getattr map }; 26*e4a36f41SAndroid Build Coastguard Workerr_dir_file(drmserver, efs_file) 27*e4a36f41SAndroid Build Coastguard Worker 28*e4a36f41SAndroid Build Coastguard Workertype drmserver_socket, file_type; 29*e4a36f41SAndroid Build Coastguard Worker 30*e4a36f41SAndroid Build Coastguard Worker# /data/app/tlcd_sock socket file. 31*e4a36f41SAndroid Build Coastguard Worker# Clearly, /data/app is the most logical place to create a socket. Not. 32*e4a36f41SAndroid Build Coastguard Workerallow drmserver apk_data_file:dir rw_dir_perms; 33*e4a36f41SAndroid Build Coastguard Workerauditallow drmserver apk_data_file:dir { add_name write }; 34*e4a36f41SAndroid Build Coastguard Workerallow drmserver drmserver_socket:sock_file create_file_perms; 35*e4a36f41SAndroid Build Coastguard Workerauditallow drmserver drmserver_socket:sock_file create; 36*e4a36f41SAndroid Build Coastguard Worker# Delete old socket file if present. 37*e4a36f41SAndroid Build Coastguard Workerallow drmserver apk_data_file:sock_file unlink; 38*e4a36f41SAndroid Build Coastguard Worker 39*e4a36f41SAndroid Build Coastguard Worker# After taking a video, drmserver looks at the video file. 40*e4a36f41SAndroid Build Coastguard Workerr_dir_file(drmserver, media_rw_data_file) 41*e4a36f41SAndroid Build Coastguard Worker 42*e4a36f41SAndroid Build Coastguard Worker# Read resources from open apk files passed over Binder. 43*e4a36f41SAndroid Build Coastguard Workerallow drmserver apk_data_file:file { read getattr map }; 44*e4a36f41SAndroid Build Coastguard Workerallow drmserver asec_apk_file:file { read getattr map }; 45*e4a36f41SAndroid Build Coastguard Workerallow drmserver ringtone_file:file { read getattr map }; 46*e4a36f41SAndroid Build Coastguard Worker 47*e4a36f41SAndroid Build Coastguard Worker# Read /data/data/com.android.providers.telephony files passed over Binder. 48*e4a36f41SAndroid Build Coastguard Workerallow drmserver radio_data_file:file { read getattr map }; 49*e4a36f41SAndroid Build Coastguard Worker 50*e4a36f41SAndroid Build Coastguard Worker# /oem access 51*e4a36f41SAndroid Build Coastguard Workerallow drmserver oemfs:dir search; 52*e4a36f41SAndroid Build Coastguard Workerallow drmserver oemfs:file r_file_perms; 53*e4a36f41SAndroid Build Coastguard Worker 54*e4a36f41SAndroid Build Coastguard Worker# overlay package access 55*e4a36f41SAndroid Build Coastguard Workerallow drmserver vendor_overlay_file:file { read map }; 56*e4a36f41SAndroid Build Coastguard Worker 57*e4a36f41SAndroid Build Coastguard Workeradd_service(drmserver, drmserver_service) 58*e4a36f41SAndroid Build Coastguard Workerallow drmserver permission_service:service_manager find; 59*e4a36f41SAndroid Build Coastguard Workerallow drmserver mediametrics_service:service_manager find; 60*e4a36f41SAndroid Build Coastguard Worker 61*e4a36f41SAndroid Build Coastguard Workerselinux_check_access(drmserver) 62*e4a36f41SAndroid Build Coastguard Worker 63*e4a36f41SAndroid Build Coastguard Workerr_dir_file(drmserver, cgroup) 64*e4a36f41SAndroid Build Coastguard Workerr_dir_file(drmserver, cgroup_v2) 65*e4a36f41SAndroid Build Coastguard Workerr_dir_file(drmserver, system_file) 66