Merge "Mesos DNS container"

docker/mesos-dns/Dockerfile.j2

+FROM {{ namespace }}/{{ image_prefix }}base:{{ tag }}
+MAINTAINER {{ maintainer }}
+
+RUN curl -o /usr/local/bin/mesos-dns -L https://github.com/mesosphere/mesos-dns/releases/download/v0.5.1/mesos-dns-v0.5.1-linux-amd64 \
+    && chmod +x /usr/local/bin/mesos-dns
+
+{{ include_footer }}

kolla/common/config.py

@@ -50,8 +50,8 @@ _PROFILE_OPTS = [
                          'nova', 'openvswitch', 'rabbitmq', 'heka'],
                 help='Gate images'),
     cfg.ListOpt('mesos',
-                default=['chronos', 'marathon', 'mesos-master', 'mesos-slave',
-                         'zookeeper'],
+                default=['chronos', 'marathon', 'mesos-dns', 'mesos-master',
+                         'mesos-slave', 'zookeeper'],
                 help='Mesos images')
 ]