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  • Alex Klyubin's avatar
    Restrict access to hwservicemanager · 53656c17
    Alex Klyubin authored 
    This adds fine-grained policy about who can register and find which
HwBinder services in hwservicemanager.

Test: Play movie in Netflix and Google Play Movies
Test: Play video in YouTube app and YouTube web page
Test: In Google Camera app, take photo (HDR+ and conventional),
      record video (slow motion and normal), and check that photos
      look fine and videos play back with sound.
Test: Cast screen to a Google Cast device
Test: Get location fix in Google Maps
Test: Make and receive a phone call, check that sound works both ways
      and that disconnecting the call frome either end works fine.
Test: Run RsHelloCompute RenderScript demo app
Test: Run fast subset of media CTS tests:
      make and install CtsMediaTestCases.apk
      adb shell am instrument -e size small \
          -w 'android.media.cts/android.support.test.runner.AndroidJUnitRunner'
Test: Play music using Google Play music
Test: Adjust screen brightness via the slider in Quick Settings
Test: adb bugreport
Test: Enroll in fingerprint screen unlock, unlock screen using
      fingerprint
Test: Apply OTA update:
      Make some visible change, e.g., rename Settings app.
      make otatools && \
      make dist
      Ensure device has network connectivity
      ota_call.py -s <serial here> --file out/dist/sailfish-ota-*.zip
      Confirm the change is now live on the device
Bug: 34454312
(cherry picked from commit 632bc494)
Merged-In: Iecf74000e6c68f01299667486f3c767912c076d3
Change-Id: I7a9a487beaf6f30c52ce08e04d415624da49dd31
    53656c17
bluetooth.te 2.57 KiB 
# bluetooth subsystem

typeattribute bluetooth coredomain;
typeattribute bluetooth domain_deprecated;

app_domain(bluetooth)
net_domain(bluetooth)

# Socket creation under /data/misc/bluedroid.
type_transition bluetooth bluetooth_data_file:sock_file bluetooth_socket;

# Allow access to net_admin ioctls
allowxperm bluetooth self:udp_socket ioctl priv_sock_ioctls;

wakelock_use(bluetooth);

# Data file accesses.
allow bluetooth bluetooth_data_file:dir create_dir_perms;
allow bluetooth bluetooth_data_file:notdevfile_class_set create_file_perms;
allow bluetooth bluetooth_logs_data_file:dir rw_dir_perms;
allow bluetooth bluetooth_logs_data_file:file create_file_perms;

# Socket creation under /data/misc/bluedroid.
allow bluetooth bluetooth_socket:sock_file create_file_perms;

allow bluetooth self:capability net_admin;
allow bluetooth self:capability2 wake_alarm;

# tethering
allow bluetooth self:packet_socket create_socket_perms_no_ioctl;
allow bluetooth self:capability { net_admin net_raw net_bind_service };
allow bluetooth self:tun_socket create_socket_perms_no_ioctl;
allow bluetooth tun_device:chr_file rw_file_perms;
allow bluetooth efs_file:dir search;

# allow Bluetooth to access uhid device for HID profile
allow bluetooth uhid_device:chr_file rw_file_perms;

# proc access.
allow bluetooth proc_bluetooth_writable:file rw_file_perms;

# Allow write access to bluetooth specific properties
set_prop(bluetooth, bluetooth_prop)
set_prop(bluetooth, pan_result_prop)

allow bluetooth audioserver_service:service_manager find;
allow bluetooth bluetooth_service:service_manager find;
allow bluetooth drmserver_service:service_manager find;
allow bluetooth mediaserver_service:service_manager find;
allow bluetooth radio_service:service_manager find;
allow bluetooth surfaceflinger_service:service_manager find;
allow bluetooth app_api_service:service_manager find;
allow bluetooth system_api_service:service_manager find;

# already open bugreport file descriptors may be shared with
# the bluetooth process, from a file in
# /data/data/com.android.shell/files/bugreports/bugreport-*.
allow bluetooth shell_data_file:file read;

hal_client_domain(bluetooth, hal_bluetooth)
hal_client_domain(bluetooth, hal_telephony)

read_runtime_log_tags(bluetooth)

###
### Neverallow rules
###
### These are things that the bluetooth app should NEVER be able to do
###

# Superuser capabilities.
# bluetooth requires net_{admin,raw,bind_service} and wake_alarm and block_suspend.
neverallow bluetooth self:capability ~{ net_admin net_raw net_bind_service };
neverallow bluetooth self:capability2 ~{ wake_alarm block_suspend };