Merge "Add mongodb to docker_templates"

docker_templates/mongodb/Dockerfile.j2

@@ -0,0 +1,23 @@
+FROM {{ namespace }}/{{ base_distro }}-{{ install_type }}-base:{{ tag }}
+MAINTAINER Kolla Project (https://launchpad.net/kolla)
+
+{% if base_distro in ['fedora', 'centos', 'oraclelinux'] %}
+
+RUN yum -y install \
+        mongodb \
+        mongodb-server \
+    && yum clean all
+
+{% elif base_distro in ['ubuntu', 'debian'] %}
+
+RUN echo '{{ install_type }} not yet available for {{ base_distro }}' \
+    && /bin/false
+
+{% endif %}
+
+RUN mkdir -p /data/db
+
+VOLUME /data/db
+VOLUME /var/log/mongodb
+
+ENTRYPOINT exec /bin/mongod --dbpath /data/db --logpath /var/log/mongodb/mongo.log --noprealloc --smallfiles