New "selinux.restorecon" control property.
This new property is used as a control verb for running a recursive
restorecon at the path contained in the property value.
Defines a new label and grants access to vold, which invokes it when
mounting private adopted volumes.
Bug: 21121357
Change-Id: I8ff12a146e54a505aa5b43a542578891563d647a
diff --git a/property.te b/property.te
index 94ae714..e046f42 100644
--- a/property.te
+++ b/property.te
@@ -21,6 +21,7 @@
type ctl_console_prop, property_type;
type audio_prop, property_type;
type logd_prop, property_type;
+type restorecon_prop, property_type;
type security_prop, property_type;
type bluetooth_prop, property_type;
type pan_result_prop, property_type;
diff --git a/property_contexts b/property_contexts
index 1844910..5bdb3c3 100644
--- a/property_contexts
+++ b/property_contexts
@@ -41,7 +41,8 @@
persist.security. u:object_r:system_prop:s0
# selinux non-persistent properties
-selinux. u:object_r:security_prop:s0
+selinux.restorecon_recursive u:object_r:restorecon_prop:s0
+selinux. u:object_r:security_prop:s0
# default property context
* u:object_r:default_prop:s0
diff --git a/vold.te b/vold.te
index 49815c8..af050c8 100644
--- a/vold.te
+++ b/vold.te
@@ -111,6 +111,7 @@
set_prop(vold, vold_prop)
set_prop(vold, powerctl_prop)
set_prop(vold, ctl_fuse_prop)
+set_prop(vold, restorecon_prop)
# ASEC
allow vold asec_image_file:file create_file_perms;
@@ -159,3 +160,4 @@
neverallow { domain -vold } vold_data_file:notdevfile_class_set ~{ relabelto getattr };
neverallow { domain -vold -init } vold_data_file:dir *;
neverallow { domain -vold -init } vold_data_file:notdevfile_class_set *;
+neverallow { domain -vold -init } restorecon_prop:property_service set;