platform_system_sepolicy/prebuilts/api/31.0/private/odrefresh.te
Orion Hodson 51bd92505b odrefresh: add permission to sigkill child processes
(cherry picked from commit 522bcbe9e6)
Ignore-AOSP-First: cherry-pick from aosp
Bug: 177432913
Bug: 196969404
Test: manually decrease odrefresh compilation timeout, no avc denied
Change-Id: I7dec0a3d82c82b5dea4b5f3f38d9170bb1f40840
(cherry picked from commit 86477d7933)
2021-08-20 00:34:06 +00:00

60 lines
2.5 KiB
Text

# odrefresh
type odrefresh, domain, coredomain;
type odrefresh_exec, system_file_type, exec_type, file_type;
# Allow odrefresh to create files and directories for on device signing.
allow odrefresh apex_module_data_file:dir { getattr search };
allow odrefresh apex_art_data_file:dir { create_dir_perms relabelfrom };
allow odrefresh apex_art_data_file:file create_file_perms;
# Allow odrefresh to create data files (typically for metrics before statsd starts).
allow odrefresh odrefresh_data_file:dir create_dir_perms;
allow odrefresh odrefresh_data_file:file create_file_perms;
userfaultfd_use(odrefresh)
# Staging area labels (/data/misc/apexdata/com.android.art/staging). odrefresh
# sets up files here and passes file descriptors for dex2oat to write to.
allow odrefresh apex_art_staging_data_file:dir { create_dir_perms relabelto };
allow odrefresh apex_art_staging_data_file:file create_file_perms;
# Run dex2oat in its own sandbox.
domain_auto_trans(odrefresh, dex2oat_exec, dex2oat)
# Allow odrefresh to kill dex2oat if compilation times out.
allow odrefresh dex2oat:process sigkill;
# Run dexoptanalyzer in its own sandbox.
domain_auto_trans(odrefresh, dexoptanalyzer_exec, dexoptanalyzer)
# Allow odrefresh to kill dexoptanalyzer if analysis times out.
allow odrefresh dexoptanalyzer:process sigkill;
# Use devpts and fd from odsign (which exec()'s odrefresh)
allow odrefresh odsign_devpts:chr_file { read write };
allow odrefresh odsign:fd use;
# Do not audit unused resources from parent processes (adb, shell, su).
# These appear to be unnecessary for odrefresh.
dontaudit odrefresh { adbd shell }:fd use;
dontaudit odrefresh devpts:chr_file rw_file_perms;
dontaudit odrefresh adbd:unix_stream_socket { getattr read write };
# Allow odrefresh to read /apex/apex-info-list.xml to determine
# whether current apex is in /system or /data.
allow odrefresh apex_info_file:file r_file_perms;
# No other processes should be creating files in the staging area.
neverallow { domain -init -odrefresh } apex_art_staging_data_file:file open;
# No processes other than init, odrefresh and system_server access
# odrefresh_data_files.
neverallow { domain -init -odrefresh -system_server } odrefresh_data_file:dir *;
neverallow { domain -init -odrefresh -system_server } odrefresh_data_file:file *;
# Allow updating boot animation status.
set_prop(odrefresh, bootanim_system_prop)
# Allow query ART device config properties
get_prop(odrefresh, device_config_runtime_native_prop)
get_prop(odrefresh, device_config_runtime_native_boot_prop)