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Sepolicy: add pixelstats/HardwareInfo sepolicy

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avc denials to fix (after apply ag/17120763)
[   50.171564] type=1400 audit(1647222380.884:28): avc: denied { read } for comm="pixelstats-vend" name="battery_history" dev="tmpfs" ino=639 scontext=u:r:pixelstats_vendor:s0 tcontext=u:object_r:device:s0 tclass=chr_file permissive=0
[   54.519375] type=1400 audit(1647222385.228:29): avc: denied { read } for comm="id.hardwareinfo" name="battery_history" dev="tmpfs" ino=639 scontext=u:r:hardware_info_app:s0:c512,c768 tcontext=u:object_r:device:s0 tclass=chr_file permissive=0 app=com.google.android.hardwareinfo

Bug: 222019890
Test: manually check debug logcat
Change-Id: I0e4f3f3a66783383b0d1327cec4dcd145ae9a7af
This commit is contained in:
Denny cy Lee 2022-03-08 16:27:45 +08:00 • committed by TreeHugger Robot
parent 6d25430600
commit 38c2803c54
4 changed files with 8 additions and 0 deletions
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1
whitechapel_pro/device.te
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@ -17,6 +17,7 @@ type sensor_direct_heap_device, dmabuf_heap_device_type, dev_type;
type faceauth_heap_device, dmabuf_heap_device_type, dev_type;
type vframe_heap_device, dmabuf_heap_device_type, dev_type;
type vscaler_heap_device, dmabuf_heap_device_type, dev_type;
type battery_history_device, dev_type;
# SecureElement SPI device
type st54spi_device, dev_type;

1
whitechapel_pro/file_contexts
View file

@ -202,6 +202,7 @@
/data/per_boot(/.*)? u:object_r:per_boot_file:s0
/data/vendor/sensors/registry(/.*)? u:object_r:sensor_reg_data_file:s0
/data/vendor/uwb(/.*)? u:object_r:uwb_data_vendor:s0
/dev/battery_history u:object_r:battery_history_device:s0
# Persist
/mnt/vendor/persist/battery(/.*)? u:object_r:persist_battery_file:s0

3
whitechapel_pro/hardware_info_app.te
View file

@ -27,3 +27,6 @@ userdebug_or_eng(`
allow hardware_info_app vendor_maxfg_debugfs:dir search;
allow hardware_info_app vendor_maxfg_debugfs:file r_file_perms;
')
# Batery history
allow hardware_info_app battery_history_device:chr_file r_file_perms;

3
whitechapel_pro/pixelstats_vendor.te
View file

@ -6,3 +6,6 @@ allow pixelstats_vendor sysfs_pixelstats:file r_file_perms;
# Wireless charge
allow pixelstats_vendor sysfs_wlc:dir search;
allow pixelstats_vendor sysfs_wlc:file rw_file_perms;
# Batery history
allow pixelstats_vendor battery_history_device:chr_file r_file_perms;