NekoSakura/android_device_mediatek_sepolicy
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[ALPS03890927] battery: fix sepolicy violation

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[Detail]
1. fix data between core and vendor violator
2. remove fuelgauged_static.te
3. remove fg daemon access nvram sepolicy
4. add label for battery

MTK-Commit-Id: 1443b78b112739594e0633526c6966e4871bd125

Change-Id: I931a18bfb8ac963e71311ceace8a28b4a495e881
Signed-off-by: Timo Liao <timo.liao@mediatek.com>
CR-Id: ALPS03890927
Feature: Fuel Gauge
This commit is contained in:
Timo Liao 2020-01-18 09:39:17 +08:00
parent db6998fe2a
commit 197ea4ad2a
7 changed files with 33 additions and 112 deletions
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5
non_plat/file.te
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@ -251,8 +251,11 @@ type sysfs_boot, fs_type, sysfs_type;
# consys Log folder
type consyslog_data_file, file_type, data_file_type;
# Date : WK1817
# Purpose : for meta to get com port type and uart port info
type sysfs_comport_type, fs_type, sysfs_type;
type sysfs_uart_info, fs_type, sysfs_type;
# Date : WK1817
# Purpose : for fuelgauged access
type battery_node, fs_type, sysfs_type;

1
non_plat/file_contexts
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@ -479,6 +479,7 @@
/sys/devices/virtual/BOOT/BOOT/boot/boot_mode(/.*)? u:object_r:sysfs_boot:s0
/sys/bus/platform/drivers/meta_com_type_info/meta_com_type_info(/.*)? u:object_r:sysfs_comport_type:s0
/sys/bus/platform/drivers/meta_uart_port_info/meta_uart_port_info(/.*)? u:object_r:sysfs_uart_info:s0
/sys/devices/platform/battery(/.*)? u:object_r:battery_node:s0
#############################
# debugfs files

31
non_plat/fuelgauged.te
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@ -51,18 +51,18 @@ allow fuelgauged self:netlink_route_socket { bind create getattr write nlmsg_rea
# Data : WK16.21
# Operation : New Feature
# Purpose : For fg daemon can access /data/FG folder
file_type_auto_trans(fuelgauged, system_data_file, fuelgauged_file);
allow fuelgauged fuelgauged_file:file rw_file_perms;
typeattribute fuelgauged data_between_core_and_vendor_violators;
allow fuelgauged system_data_file:dir rw_dir_perms;
#file_type_auto_trans(fuelgauged, system_data_file, fuelgauged_file);
#allow fuelgauged fuelgauged_file:file rw_file_perms;
#typeattribute fuelgauged data_between_core_and_vendor_violators;
#allow fuelgauged system_data_file:dir rw_dir_perms;
# Data : WK16.21
# Operation : New Feature
# Purpose : For fg daemon can do nvram r/w to save car_tune_value
allow fuelgauged nvdata_file:dir rw_dir_perms;
allow fuelgauged nvdata_file:file {rw_file_perms create_file_perms};
allow fuelgauged nvram_data_file:lnk_file rw_file_perms;
allow fuelgauged nvdata_file:lnk_file rw_file_perms;
#allow fuelgauged nvdata_file:dir rw_dir_perms;
#allow fuelgauged nvdata_file:file {rw_file_perms create_file_perms};
#allow fuelgauged nvram_data_file:lnk_file rw_file_perms;
#allow fuelgauged nvdata_file:lnk_file rw_file_perms;
# Data : WK16.39
#allow fuelgauged self:capability { chown fsetid dac_override };
@ -70,9 +70,9 @@ allow fuelgauged nvdata_file:lnk_file rw_file_perms;
# Data : W16.43
# Operation : New Feature
# Purpose : Change from /data to /cache
allow fuelgauged cache_file:file {rw_file_perms create_file_perms};
allow fuelgauged cache_file:dir {rw_dir_perms create_dir_perms};
allow fuelgauged sysfs:file {rw_file_perms create_file_perms};
#allow fuelgauged cache_file:file {rw_file_perms create_file_perms};
#allow fuelgauged cache_file:dir {rw_dir_perms create_dir_perms};
#allow fuelgauged sysfs:file {rw_file_perms create_file_perms};
# Date: W17.22
# Operation : New Feature
@ -82,8 +82,11 @@ allow fuelgauged kernel:system module_request;
# Date: W18.03
# Operation : change fuelgagued access from cache to nvcfg
# Purpose : add fuelgauged to nvcfg read write permit
#allow fuelgauged nvcfg_file:dir getattr;
#allow fuelgauged nvcfg_file:dir {rw_dir_perms create_dir_perms};
#allow fuelgauged nvcfg_file:file {rw_dir_perms create_dir_perms};
allow fuelgauged nvcfg_file:dir { search write open read add_name create getattr};
allow fuelgauged nvcfg_file:file { read write getattr open create };
# Date: W18.17
# Operation : add label for /sys/devices/platform/battery(/.*)
# Purpose : add fuelgauged could access
allow fuelgauged battery_node:file { read open };

17
non_plat/fuelgauged_nvram.te
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@ -25,10 +25,10 @@ init_daemon_domain(fuelgauged_nvram)
# Data : WK16.21
# Operation : New Feature
# Purpose : For fg daemon can access /data/FG folder
file_type_auto_trans(fuelgauged_nvram, system_data_file, fuelgauged_nvram_file);
allow fuelgauged_nvram fuelgauged_nvram_file:file rw_file_perms;
typeattribute fuelgauged_nvram data_between_core_and_vendor_violators;
allow fuelgauged_nvram system_data_file:dir rw_dir_perms;
#file_type_auto_trans(fuelgauged_nvram, system_data_file, fuelgauged_nvram_file);
#allow fuelgauged_nvram fuelgauged_nvram_file:file rw_file_perms;
#typeattribute fuelgauged_nvram data_between_core_and_vendor_violators;
#allow fuelgauged_nvram system_data_file:dir rw_dir_perms;
# Data : WK16.21
# Operation : New Feature
@ -44,8 +44,8 @@ allow fuelgauged_nvram fuelgauged_file:file {rw_file_perms create_file_perms};
# Data : W16.43
# Operation : New Feature
# Purpose : Change from /data to /cache
allow fuelgauged_nvram cache_file:file {rw_file_perms create_file_perms};
allow fuelgauged_nvram cache_file:dir {rw_dir_perms create_dir_perms};
#allow fuelgauged_nvram cache_file:file {rw_file_perms create_file_perms};
#allow fuelgauged_nvram cache_file:dir {rw_dir_perms create_dir_perms};
#allow fuelgauged_nvram self:capability { dac_read_search dac_override chown };
allow fuelgauged_nvram kmsg_device:chr_file { write open };
allow fuelgauged_nvram self:capability fsetid;
@ -58,7 +58,12 @@ allow fuelgauged_nvram MT_pmic_adc_cali_device:chr_file rw_file_perms;
# Date: W18.03
# Operation : change fuelgagued_nvram access from cache to nvcfg
# Purpose : add fuelgauged to nvcfg read write permit
# need add label
allow fuelgauged_nvram sysfs:file { read open };
allow fuelgauged_nvram nvcfg_file:dir { search write open read add_name create getattr};
allow fuelgauged_nvram nvcfg_file:file { read write getattr open create };
# Date: W18.17
# Operation : add label for /sys/devices/platform/battery(/.*)
# Purpose : add fuelgauged could access
allow fuelgauged_nvram battery_node:file { read open };

34
non_plat/fuelgauged_static.te
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@ -1,34 +0,0 @@
# ==============================================
# Policy File of /system/bin/fuelgauged_static Executable File
# ==============================================
# Android Policy Rule
# ==============================================
# ==============================================
# NSA Policy Rule
# ==============================================
# ==============================================
# MTK Policy Rule
# ==============================================
# Data : WK14.43
# Operation : Migration
# Purpose : For meta tool calibration
allow fuelgauged_static mtk-adc-cali_device:chr_file rw_file_perms;
# Data : WK14.43
# Operation : Migration
# Purpose : For fg.log can be printed with kernel log
allow fuelgauged_static kmsg_device:chr_file w_file_perms;
# Data : WK16.21
# Operation : New Feature
# Purpose : For fg daemon can do nvram r/w to save car_tune_value
typeattribute fuelgauged_static data_between_core_and_vendor_violators;
allow fuelgauged_static nvdata_file:dir rw_dir_perms;
allow fuelgauged_static nvdata_file:file {rw_file_perms create_file_perms};
allow fuelgauged_static nvram_data_file:lnk_file rw_file_perms;
allow fuelgauged_static nvdata_file:lnk_file rw_file_perms;

50
plat_private/fuelgauged_static.te
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@ -1,50 +0,0 @@
# ==============================================
# Policy File of /system/bin/fuelgauged_static Executable File
# ==============================================
# Type Declaration
# ==============================================
type fuelgauged_static_exec , exec_type, file_type;
type fuelgauged_static_file, file_type, data_file_type, core_data_file_type;
typeattribute fuelgauged_static coredomain;
# ==============================================
# Android Policy Rule
# ==============================================
# ==============================================
# NSA Policy Rule
# ==============================================
# ==============================================
# MTK Policy Rule
# ==============================================
init_daemon_domain(fuelgauged_static)
# Data : WK14.43
# Operation : Migration
# Purpose : Fuel Gauge daemon for access driver node
allow fuelgauged_static input_device:dir rw_dir_perms;
allow fuelgauged_static input_device:file r_file_perms;
# Data : WK14.43
# Operation : Migration
# Purpose : For fg daemon can comminucate with kernel
### TBD, neverallowxperm on line 177 of system/sepolicy/public/domain.te
#allow fuelgauged_static fuelgauged_static:netlink_kobject_uevent_socket create_socket_perms;
#allow fuelgauged_static fuelgauged_static:netlink_socket create_socket_perms;
# Data : WK16.21
# Operation : New Feature
# Purpose : For fg daemon can access /data/FG folder
file_type_auto_trans(fuelgauged_static, system_data_file, fuelgauged_static_file);
allow fuelgauged_static fuelgauged_static_file:file rw_file_perms;
allow fuelgauged_static system_data_file:dir rw_dir_perms;
# Data : WK16.25
# Operation : Migration
# Purpose : For fg daemon can work in recovery mode
allow fuelgauged_static rootfs:file entrypoint;
# Data : WK16.39
#allow fuelgauged_static self:capability { chown fsetid dac_override };

7
plat_public/fuelgauged_static.te
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@ -1,7 +0,0 @@
# ==============================================
# Policy File of /system/bin/fuelgauged_static Executable File
# ==============================================
# Type Declaration
# ==============================================
type fuelgauged_static ,domain;