platform_system_sepolicy/private/installd.te
Victor Hsieh 264432ab71 Allow installd to enable fs-verity on app's file
See aosp/2681476 for more details.

Bug: 285185747
Test: Call installd from a local client, no denial
Change-Id: Ie3fa45aceb8a6e61123d477bd994d964a3ae6529
2023-08-07 11:08:34 -07:00

60 lines
2.1 KiB
Text

typeattribute installd coredomain;
init_daemon_domain(installd)
# Run migrate_legacy_obb_data.sh in its own sandbox.
domain_auto_trans(installd, migrate_legacy_obb_data_exec, migrate_legacy_obb_data)
allow installd shell_exec:file rx_file_perms;
# Run dex2oat in its own sandbox.
domain_auto_trans(installd, dex2oat_exec, dex2oat)
# Run dexoptanalyzer in its own sandbox.
domain_auto_trans(installd, dexoptanalyzer_exec, dexoptanalyzer)
# Run viewcompiler in its own sandbox.
domain_auto_trans(installd, viewcompiler_exec, viewcompiler)
# Run profman in its own sandbox.
domain_auto_trans(installd, profman_exec, profman)
# Run idmap in its own sandbox.
domain_auto_trans(installd, idmap_exec, idmap)
# For collecting bugreports.
allow installd dumpstate:fd use;
allow installd dumpstate:fifo_file r_file_perms;
# Delete /system/bin/bcc generated artifacts
allow installd app_exec_data_file:file unlink;
# Capture userdata snapshots to /data/misc_[ce|de]/rollback and
# subsequently restore them.
allow installd rollback_data_file:dir create_dir_perms;
allow installd rollback_data_file:file create_file_perms;
# Allow installd to access the runtime feature flag properties.
get_prop(installd, device_config_runtime_native_prop)
get_prop(installd, device_config_runtime_native_boot_prop)
# Allow installd to access apk verity feature flag (for legacy case).
get_prop(installd, apk_verity_prop)
# Allow installd to access odsign verification status
get_prop(installd, odsign_prop)
# Allow installd to delete files in /data/staging
allow installd staging_data_file:file unlink;
allow installd staging_data_file:dir { open read remove_name rmdir search write getattr };
allow installd { dex2oat dexoptanalyzer }:process signal;
# installd kills subprocesses if they time out.
allow installd { dex2oat dexoptanalyzer profman }:process sigkill;
# Allow installd manage dirs in /data/misc_ce/0/sdksandbox
allow installd sdk_sandbox_system_data_file:dir { create_dir_perms relabelfrom };
# Allow installd to enable fs-verity for app file passed as FD;
allow installd { untrusted_app_all priv_app gmscore_app }:fd use;
allowxperm installd app_data_file_type:file ioctl FS_IOC_ENABLE_VERITY;