bluez5: allows ceres to run a GATT server (asteroid-btsyncd)

recipes-connectivity/bluez5/bluez5/bluetooth.conf

+<!-- This configuration file specifies the required security policies
+     for Bluetooth core daemon to work. -->
+
+<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
+<busconfig>
+
+  <!-- ../system.conf have denied everything, so we just punch some holes -->
+
+  <policy user="root">
+    <allow own="org.bluez"/>
+    <allow send_destination="org.bluez"/>
+    <allow send_interface="org.bluez.Agent1"/>
+    <allow send_interface="org.bluez.MediaEndpoint1"/>
+    <allow send_interface="org.bluez.MediaPlayer1"/>
+    <allow send_interface="org.bluez.ThermometerWatcher1"/>
+    <allow send_interface="org.bluez.AlertAgent1"/>
+    <allow send_interface="org.bluez.Profile1"/>
+    <allow send_interface="org.bluez.HeartRateWatcher1"/>
+    <allow send_interface="org.bluez.CyclingSpeedWatcher1"/>
+    <allow send_interface="org.bluez.GattCharacteristic1"/>
+    <allow send_interface="org.bluez.GattDescriptor1"/>
+    <allow send_interface="org.freedesktop.DBus.ObjectManager"/>
+    <allow send_interface="org.freedesktop.DBus.Properties"/>
+  </policy>
+
+  <policy at_console="true">
+    <allow send_destination="org.bluez"/>
+  </policy>
+
+  <!-- allow users of lp group (printing subsystem) to 
+       communicate with bluetoothd -->
+  <policy group="lp">
+    <allow send_destination="org.bluez"/>
+  </policy>
+
+  <policy user="ceres">
+    <allow send_destination="org.bluez"/>
+  </policy>
+
+  <policy context="default">
+    <deny send_destination="org.bluez"/>
+  </policy>
+
+</busconfig>

recipes-connectivity/bluez5/bluez5_5.33.bbappend

 FILESEXTRAPATHS_prepend := "${THISDIR}/bluez5:"
 SRC_URI += "file://main.conf \
-            file://bluetooth.service"
+            file://bluetooth.service \
+            file://bluetooth.conf"
 
 do_install_append() {
     install -d ${D}/etc/bluetooth/
     cp ${WORKDIR}/main.conf ${D}/etc/bluetooth/main.conf
+
     install -d ${D}/lib/systemd/system/
     cp ${WORKDIR}/bluetooth.service ${D}/lib/systemd/system/bluetooth.service
+
+    install -d ${D}/etc/dbus-1/system.d/
+    cp ${WORKDIR}/bluetooth.conf ${D}/etc/dbus-1/system.d/
 }
 
 PACKAGECONFIG_append += "experimental"