platform_system_sepolicy/public/keystore.te
Hasini Gunasinghe 4334d35f01 Add keystore permission for metrics re-routing.
Keystore2 atoms need to be rounted to statsd via a proxy.
The proxy needs to have this permission in order to pull metrics from
keystore.

Ignore-AOSP-First: No mergepath to AOSP.
Bug: 188590587
Test: Statsd Testdrive script
Change-Id: Ic94f4bb19a08b6300cfd2d3ed09b31d5b7081bfd
Merged-In: Ic94f4bb19a08b6300cfd2d3ed09b31d5b7081bfd
(cherry picked from commit 61d07e7ce0)
2021-06-30 17:02:14 -07:00

45 lines
1.6 KiB
Text

type keystore, domain, keystore2_key_type;
type keystore_exec, system_file_type, exec_type, file_type;
# keystore daemon
typeattribute keystore mlstrustedsubject;
binder_use(keystore)
binder_service(keystore)
binder_call(keystore, system_server)
binder_call(keystore, wificond)
allow keystore keystore_data_file:dir create_dir_perms;
allow keystore keystore_data_file:notdevfile_class_set create_file_perms;
allow keystore keystore_exec:file { getattr };
add_service(keystore, keystore_service)
add_service(keystore, remoteprovisioning_service)
allow keystore sec_key_att_app_id_provider_service:service_manager find;
allow keystore dropbox_service:service_manager find;
add_service(keystore, apc_service)
add_service(keystore, keystore_compat_hal_service)
add_service(keystore, authorization_service)
add_service(keystore, keystore_maintenance_service)
add_service(keystore, keystore_metrics_service)
add_service(keystore, legacykeystore_service)
# Check SELinux permissions.
selinux_check_access(keystore)
r_dir_file(keystore, cgroup)
r_dir_file(keystore, cgroup_v2)
###
### Neverallow rules
###
### Protect ourself from others
###
neverallow { domain -keystore } keystore_data_file:dir ~{ open create read getattr setattr search relabelto ioctl };
neverallow { domain -keystore } keystore_data_file:notdevfile_class_set ~{ relabelto getattr };
neverallow { domain -keystore -init } keystore_data_file:dir *;
neverallow { domain -keystore -init } keystore_data_file:notdevfile_class_set *;
# TODO(b/186868271): Remove the crash dump exception soon-ish (maybe by May 14, 2021?)
neverallow { domain userdebug_or_eng(`-crash_dump') } keystore:process ptrace;