platform_system_sepolicy/public/domain_deprecated.te
Nick Kralevich 596dd09fed domain_deprecated.te: remove auditallow statements on user builds
Make the policy smaller and less noisy on user builds by suppressing
auditallow rules.

Bug: 28760354
Test: policy compiles and device boots. No obvious problems.
Change-Id: Iddf6f12f8ce8838e84b09b2f9f3f0c8b700543f5
2017-02-10 12:58:41 -08:00

330 lines
6.4 KiB
Text

# rules removed from the domain attribute
# Search /storage/emulated tmpfs mount.
allow domain_deprecated tmpfs:dir r_dir_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-sdcardd
-surfaceflinger
-system_server
-vold
-zygote
} tmpfs:dir r_dir_perms;
')
# Inherit or receive open files from others.
allow domain_deprecated system_server:fd use;
userdebug_or_eng(`
auditallow { domain_deprecated -appdomain -netd -surfaceflinger } system_server:fd use;
')
# Connect to adbd and use a socket transferred from it.
# This is used for e.g. adb backup/restore.
allow domain_deprecated adbd:fd use;
userdebug_or_eng(`
auditallow { domain_deprecated -appdomain -system_server } adbd:fd use;
')
# Root fs.
allow domain_deprecated rootfs:dir r_dir_perms;
allow domain_deprecated rootfs:file r_file_perms;
allow domain_deprecated rootfs:lnk_file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-fsck
-healthd
-installd
-servicemanager
-system_server
-ueventd
-uncrypt
-vold
-zygote
} rootfs:dir { open getattr read ioctl lock }; # search granted in domain
auditallow {
domain_deprecated
-healthd
-installd
-servicemanager
-system_server
-ueventd
-uncrypt
-vold
-zygote
} rootfs:file r_file_perms;
auditallow {
domain_deprecated
-appdomain
-healthd
-installd
-servicemanager
-system_server
-ueventd
-uncrypt
-vold
-zygote
} rootfs:lnk_file { getattr open ioctl lock }; # read granted in domain
')
# System file accesses.
allow domain_deprecated system_file:dir r_dir_perms;
allow domain_deprecated system_file:file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-fingerprintd
-installd
-keystore
-rild
-surfaceflinger
-system_server
-update_engine
-vold
-zygote
} system_file:dir { open read ioctl lock }; # search getattr in domain
auditallow {
domain_deprecated
-appdomain
-rild
-surfaceflinger
-system_server
-zygote
} system_file:file { ioctl lock }; # read open getattr in domain
')
# Read files already opened under /data.
allow domain_deprecated system_data_file:file { getattr read };
allow domain_deprecated system_data_file:lnk_file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-sdcardd
-system_server
-tee
} system_data_file:file { getattr read };
auditallow {
domain_deprecated
-appdomain
-system_server
-tee
} system_data_file:lnk_file r_file_perms;
')
# Read apk files under /data/app.
allow domain_deprecated apk_data_file:dir { getattr search };
allow domain_deprecated apk_data_file:file r_file_perms;
allow domain_deprecated apk_data_file:lnk_file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-dex2oat
-installd
-system_server
} apk_data_file:dir { getattr search };
auditallow {
domain_deprecated
-appdomain
-dex2oat
-installd
-system_server
} apk_data_file:file r_file_perms;
auditallow {
domain_deprecated
-appdomain
-dex2oat
-installd
-system_server
} apk_data_file:lnk_file r_file_perms;
')
# Read already opened /cache files.
allow domain_deprecated cache_file:dir r_dir_perms;
allow domain_deprecated cache_file:file { getattr read };
allow domain_deprecated cache_file:lnk_file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-system_server
-vold
} cache_file:dir { open read search ioctl lock };
auditallow {
domain_deprecated
-appdomain
-system_server
-vold
} cache_file:dir getattr;
auditallow {
domain_deprecated
-system_server
-vold
} cache_file:file { getattr read };
auditallow {
domain_deprecated
-system_server
-vold
} cache_file:lnk_file r_file_perms;
')
# Allow access to ion memory allocation device
allow domain_deprecated ion_device:chr_file rw_file_perms;
# split this auditallow into read and write perms since most domains seem to
# only require read
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-fingerprintd
-keystore
-surfaceflinger
-system_server
-tee
-vold
-zygote
} ion_device:chr_file r_file_perms;
auditallow domain_deprecated ion_device:chr_file { write append };
')
# Read access to pseudo filesystems.
r_dir_file(domain_deprecated, proc)
r_dir_file(domain_deprecated, sysfs)
r_dir_file(domain_deprecated, cgroup)
allow domain_deprecated proc_meminfo:file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-fsck
-fsck_untrusted
-rild
-sdcardd
-system_server
-update_engine
-vold
} proc:file r_file_perms;
auditallow {
domain_deprecated
-fsck
-fsck_untrusted
-rild
-system_server
-vold
} proc:lnk_file { open ioctl lock }; # getattr read granted in domain
auditallow {
domain_deprecated
-bluetooth
-fingerprintd
-healthd
-netd
-rild
-system_app
-surfaceflinger
-system_server
-tee
-ueventd
-vold
-wpa
} sysfs:dir { open getattr read ioctl lock }; # search granted in domain
auditallow {
domain_deprecated
-bluetooth
-fingerprintd
-healthd
-netd
-rild
-system_app
-surfaceflinger
-system_server
-tee
-ueventd
-vold
-wpa
} sysfs:file r_file_perms;
auditallow {
domain_deprecated
-bluetooth
-fingerprintd
-healthd
-netd
-rild
-system_app
-surfaceflinger
-system_server
-tee
-ueventd
-vold
-wpa
} sysfs:lnk_file { getattr open ioctl lock }; # read granted in domain
auditallow {
domain_deprecated
-appdomain
-dumpstate
-fingerprintd
-healthd
-inputflinger
-installd
-keystore
-netd
-rild
-surfaceflinger
-system_server
-zygote
} cgroup:dir r_dir_perms;
auditallow {
domain_deprecated
-appdomain
-dumpstate
-fingerprintd
-healthd
-inputflinger
-installd
-keystore
-netd
-rild
-surfaceflinger
-system_server
-zygote
} cgroup:{ file lnk_file } r_file_perms;
auditallow {
domain_deprecated
-appdomain
-surfaceflinger
-system_server
-vold
} proc_meminfo:file r_file_perms;
')
# Get SELinux enforcing status.
allow domain_deprecated selinuxfs:dir r_dir_perms;
allow domain_deprecated selinuxfs:file r_file_perms;
userdebug_or_eng(`
auditallow {
domain_deprecated
-appdomain
-installd
-keystore
-postinstall_dexopt
-runas
-servicemanager
-system_server
-ueventd
-zygote
} selinuxfs:dir { open getattr read ioctl lock }; # search granted in domain
auditallow {
domain_deprecated
-appdomain
-installd
-keystore
-postinstall_dexopt
-runas
-servicemanager
-system_server
-ueventd
-zygote
} selinuxfs:file { open read ioctl lock }; # getattr granted in domain
')