tequilaOS/platform_system_sepolicy
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Merge "Make AIDL HAL client attribute an exclusive client."

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Steven Moreland 2020-09-16 20:32:47 +00:00 committed by Gerrit Code Review
commit 3c0939f08e
9 changed files with 41 additions and 20 deletions
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1
private/atrace.te
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@ -1,7 +1,6 @@
# Domain for atrace process.
# It is spawned either by traced_probes or by init for the boottrace service.
type atrace, domain, coredomain;
type atrace_exec, exec_type, file_type, system_file_type;
# boottrace services uses /data/misc/boottrace/categories

1
public/atrace.te Normal file
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@ -0,0 +1 @@
type atrace, domain, coredomain;

4
public/hal_fingerprint.te
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@ -3,12 +3,10 @@ binder_call(hal_fingerprint_client, hal_fingerprint_server)
binder_call(hal_fingerprint_server, hal_fingerprint_client)
hal_attribute_hwservice(hal_fingerprint, hal_fingerprint_hwservice)
hal_attribute_service(hal_fingerprint, hal_fingerprint_service)
add_service(hal_fingerprint_server, hal_fingerprint_service)
binder_call(hal_fingerprint_server, servicemanager)
allow hal_fingerprint_client hal_fingerprint_service:service_manager find;
# For memory allocation
allow hal_fingerprint ion_device:chr_file r_file_perms;

5
public/hal_identity.te
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@ -1,7 +1,6 @@
# HwBinder IPC from client to server
binder_call(hal_identity_client, hal_identity_server)
add_service(hal_identity_server, hal_identity_service)
binder_call(hal_identity_server, servicemanager)
hal_attribute_service(hal_identity, hal_identity_service)
allow hal_identity_client hal_identity_service:service_manager find;
binder_call(hal_identity_server, servicemanager)

6
public/hal_light.te
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@ -3,13 +3,9 @@ binder_call(hal_light_client, hal_light_server)
binder_call(hal_light_server, hal_light_client)
hal_attribute_hwservice(hal_light, hal_light_hwservice)
hal_attribute_service(hal_light, hal_light_service)
# server adds itself via service_manager
add_service(hal_light_server, hal_light_service)
binder_call(hal_light_server, servicemanager)
# client finds and uses server via service_manager
allow hal_light_client hal_light_service:service_manager find;
binder_use(hal_light_client)
allow hal_light_server dumpstate:fifo_file write;

3
public/hal_power.te
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@ -3,8 +3,7 @@ binder_call(hal_power_client, hal_power_server)
binder_call(hal_power_server, hal_power_client)
hal_attribute_hwservice(hal_power, hal_power_hwservice)
hal_attribute_service(hal_power, hal_power_service)
add_service(hal_power_server, hal_power_service)
binder_call(hal_power_server, servicemanager)
binder_call(hal_power_client, servicemanager)
allow hal_power_client hal_power_service:service_manager find;

5
public/hal_rebootescrow.te
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@ -1,7 +1,6 @@
# HwBinder IPC from client to server
binder_call(hal_rebootescrow_client, hal_rebootescrow_server)
add_service(hal_rebootescrow_server, hal_rebootescrow_service)
binder_use(hal_rebootescrow_server)
hal_attribute_service(hal_rebootescrow, hal_rebootescrow_service)
allow hal_rebootescrow_client hal_rebootescrow_service:service_manager find;
binder_use(hal_rebootescrow_server)

4
public/hal_vibrator.te
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@ -3,12 +3,10 @@ binder_call(hal_vibrator_client, hal_vibrator_server)
binder_call(hal_vibrator_server, hal_vibrator_client);
hal_attribute_hwservice(hal_vibrator, hal_vibrator_hwservice)
hal_attribute_service(hal_vibrator, hal_vibrator_service)
add_service(hal_vibrator_server, hal_vibrator_service)
binder_call(hal_vibrator_server, servicemanager)
allow hal_vibrator_client hal_vibrator_service:service_manager find;
allow hal_vibrator_server dumpstate:fifo_file write;
# vibrator sysfs rw access

32
public/te_macros
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@ -654,10 +654,42 @@ define(`hal_attribute_hwservice', `
add_hwservice($1_server, $2)
build_test_only(`
# if you are hitting this neverallow, try using:
# hal_client_domain(<your domain>, hal_<foo>)
# instead
neverallow { domain -$1_client -$1_server } $2:hwservice_manager find;
')
')
###########################################
# hal_attribute_service(attribute, service)
# Ability for domain to get a service to hwservice_manager
# and find it. It also creates a neverallow preventing
# others from adding it.
#
# Used to pair hal_foo_client with hal_foo_hwservice
define(`hal_attribute_service', `
allow $1_client $2:service_manager find;
add_service($1_server, $2)
build_test_only(`
# if you are hitting this neverallow, try using:
# hal_client_domain(<your domain>, hal_<foo>)
# instead
neverallow {
domain
-$1_client
-$1_server
# some services are allowed to find all services
-atrace
-dumpstate
-shell
-system_app
-traceur_app
} $2:service_manager find;
')
')
###################################
# can_profile_heap(domain)
# Allow processes within the domain to have their heap profiled by heapprofd.