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[ALPS04296234] mrdump_tool: apply new selinux policy

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[Detail]
Add new selinux policy to fix preallocate file failed

avc denied log
1. ioctl permission denied
mrdump_tool: type=1400 audit(0.0:517): avc: denied { ioctl }
for path="/data/vendor/dumpsys/mrdump_preallocated" dev="dm-0"
ino=1966 ioctlcmd=0x660b scontext=u:r:aee_aedv:s0
tcontext=u:object_r:aee_dumpsys_vendor_file:s0 tclass=file permissive=0

2. open /dev/block/platform/bootdevice/by-name/para fail
[SYSENV]sysenv_get_with_area():317 , get env name=mrdump_output
[SYSENV]get_env_info():217 , initialize
/vendor/bin/mrdump_tool: [libfs_mgr]Warning: unknown flag: resize
[SYSENV]get_partition_path():78 ,
partition path = /dev/block/platform/bootdevice/by-name/para
[SYSENV]read_env_area():136 ,
open /dev/block/platform/bootdevice/by-name/para fail: Permission denied
[SYSENV]get_env_info():238 , read_env_area fail

MTK-Commit-Id: 25a78a9e7e593ba2e376b2e243774d5b4dfc6205

Change-Id: I79c62a0f65e1781ca6d0c2eefe77078d168d146a
Signed-off-by: James Hsu <james.hsu@mediatek.com>
CR-Id: ALPS04296234
Feature: Memory RAM Dump (MRDUMP)
This commit is contained in:
James Hsu 2020-01-18 10:10:02 +08:00
parent 311772663d
commit b2cea54f9d
1 changed files with 5 additions and 0 deletions
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non_plat/aee_aedv.te
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@ -401,3 +401,8 @@ allow aee_aedv proc_cmdq_debug:file r_file_perms;
# temp solution
get_prop(aee_aedv, vendor_default_prop)
# mrdump
allow aee_aedv para_block_device:blk_file rw_file_perms;
allow aee_aedv aee_dumpsys_vendor_file:file ioctl;
allowxperm aee_aedv aee_dumpsys_vendor_file:file ioctl FS_IOC_FIEMAP;