Merge "Adding a traceur_app domain to remove it from shell"

am: 64a0f928

Change-Id: I087db0855e429f4b15e4f312cfc6004007eb1f79

private/compat/26.0/26.0.ignore.cil

@@ -53,6 +53,8 @@
     timezone_service
     tombstoned_java_trace_socket
     tombstone_wifi_data_file
+    traceur_app
+    traceur_app_tmpfs
     update_engine_log_data_file
     vendor_init
     vold_prepare_subdirs

private/domain.te

@@ -72,6 +72,7 @@ full_treble_only(`
     -init
     userdebug_or_eng(`-perfprofd')
     -shell
+    userdebug_or_eng(`-traceur_app')
     -vendor_init
   } debugfs_tracing:file no_rw_file_perms;
 

private/seapp_contexts

@@ -95,6 +95,7 @@ neverallow user=shell domain=((?!shell).)*
 neverallow isEphemeralApp=true domain=((?!ephemeral_app).)*
 
 isSystemServer=true domain=system_server
+user=_app seinfo=platform name=com.android.traceur domain=traceur_app type=app_data_file levelFrom=all
 user=system seinfo=platform domain=system_app type=system_app_data_file
 user=bluetooth seinfo=platform domain=bluetooth type=bluetooth_data_file
 user=nfc seinfo=platform domain=nfc type=nfc_data_file

private/statsd.te

@@ -51,7 +51,7 @@ binder_call(statsd, stats)
 ### neverallow rules
 ###
 
-# Only system_server, system_app, and stats command can find the stats service.
+# Only system_server, system_app, traceur_app, and stats command can find the stats service.
 neverallow {
   domain
   -dumpstate
@@ -60,6 +60,7 @@ neverallow {
   -statsd
   -system_app
   -system_server
+  userdebug_or_eng(`-traceur_app')
 } stats_service:service_manager find;
 
 # Only statsd and the other root services in limited circumstances.

private/traceur_app.te

+typeattribute traceur_app coredomain;
+
+userdebug_or_eng(`
+  app_domain(traceur_app);
+  allow traceur_app debugfs_tracing:file r_file_perms;
+  allow traceur_app atrace_exec:file rx_file_perms;
+')

public/dumpstate.te

@@ -272,8 +272,14 @@ allow dumpstate self:netlink_generic_socket create_socket_perms_no_ioctl;
 # accessing sensitive /proc/PID files, never for using ptrace attach.
 neverallow dumpstate *:process ptrace;
 
-# only system_server, dumpstate and shell can find the dumpstate service
-neverallow { domain -system_server -shell -dumpstate } dumpstate_service:service_manager find;
+# only system_server, dumpstate, traceur_app and shell can find the dumpstate service
+neverallow {
+  domain
+  -system_server
+  -shell
+  userdebug_or_eng(`-traceur_app')
+  -dumpstate
+} dumpstate_service:service_manager find;
 
 # Dumpstate should not be writing to any generically labeled sysfs files.
 # Create a specific label for the file type

public/traceur_app.te

+type traceur_app, domain;
+
+userdebug_or_eng(`
+  allow traceur_app servicemanager:service_manager list;
+  allow traceur_app hwservicemanager:hwservice_manager list;
+
+  set_prop(traceur_app, debug_prop)
+
+  allow traceur_app {
+    service_manager_type
+    -gatekeeper_service
+    -incident_service
+    -installd_service
+    -netd_service
+    -virtual_touchpad_service
+    -vold_service
+    -vr_hwc_service
+  }:service_manager find;
+
+  dontaudit traceur_app domain:binder call;
+')