build: automatically include bus/own-* abstraction when required.

pkg/prebuild/directive/dbus.go

@@ -110,6 +110,9 @@ func (d Dbus) own(rules map[string]string) aa.Rules {
 	interfaces := getInterfaces(rules)
 
 	res := aa.Rules{
+		&aa.Include{
+			IsMagic: true, Path: "abstractions/bus/own-" + rules["bus"],
+		},
 		&aa.Dbus{
 			Access: []string{"bind"}, Bus: rules["bus"], Name: rules["name"],
 		},

pkg/prebuild/directive/dbus_test.go

@@ -8,7 +8,9 @@ import (
 	"testing"
 )
 
-const dbusOwnSystemd1 = `  dbus bind bus=system name=org.freedesktop.systemd1{,.*},
+const dbusOwnSystemd1 = `  include <abstractions/bus/own-system>
+
+  dbus bind bus=system name=org.freedesktop.systemd1{,.*},
   dbus receive bus=system path=/org/freedesktop/systemd1{,/**}
        interface=org.freedesktop.systemd1{,.*}
        peer=(name="@{busname}"),
@@ -71,7 +73,9 @@ func TestDbus_Apply(t *testing.T) {
 				Raw:     "  #aa:dbus own bus=session name=com.rastersoft.ding interface+=org.gtk.Actions",
 			},
 			profile: "  #aa:dbus own bus=session name=com.rastersoft.ding interface+=org.gtk.Actions",
-			want: `  dbus bind bus=session name=com.rastersoft.ding{,.*},
+			want: `  include <abstractions/bus/own-session>
+
+  dbus bind bus=session name=com.rastersoft.ding{,.*},
   dbus receive bus=session path=/com/rastersoft/ding{,/**}
        interface=com.rastersoft.ding{,.*}
        peer=(name="@{busname}"),