meson: Install DBus policy for the plugin interface

Signed-off-by: Vyacheslav Yurkov <uvv.mail@gmail.com>

Author: UVV-gh

data/de.pengutronix.rauc.InstallConfirmation.conf

@@ -0,0 +1,15 @@
+<!DOCTYPE busconfig PUBLIC
+ "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
+<busconfig>
+  <!-- This config allows anyone to control rauc -->
+  <!-- It is usually installed to /usr/share/dbus-1/system.d -->
+
+  <policy context="default">
+    <allow send_destination="de.pengutronix.rauc.InstallConfirmation"/>
+  </policy>
+
+  <policy user="root">
+    <allow own="de.pengutronix.rauc.InstallConfirmation"/>
+  </policy>
+</busconfig>

data/meson.build

@@ -0,0 +1,6 @@
+rauc_dbus_policy = configure_file(
+  input : 'de.pengutronix.rauc.InstallConfirmation.conf',
+  output : 'de.pengutronix.rauc.InstallConfirmation.conf',
+  copy : true
+)
+install_data(rauc_dbus_policy, install_dir : dbuspolicydir)

meson.build

@@ -53,6 +53,13 @@ if systemddep.found()
   install_data('script/rauc-hawkbit-updater.service', install_dir : systemdsystemunitdir)
 endif
 
+datadir = get_option('datadir')
+
+dbuspolicydir = get_option('dbuspolicydir')
+if dbuspolicydir == ''
+  dbuspolicydir = datadir / 'dbus-1' / 'system.d'
+endif
+
 gnome = import('gnome')
 dbus = 'rauc-installer-gen'
 dbus_ifaces = files('src/rauc-installer.xml')
@@ -98,6 +105,7 @@ if doxygen.found()
     )
 endif
 
+subdir('data')
 subdir('docs')
 
 executable('rauc-hawkbit-updater',

meson_options.txt

@@ -21,3 +21,8 @@ option(
   type : 'string',
   value : '',
   description : 'Directory for systemd service files')
+option(
+  'dbuspolicydir',
+  type : 'string',
+  value : '',
+  description : 'D-Bus policy directory')