Docker in name is no longer needed

keystone/Dockerfile

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+# Build keystone. It needs to be run with
+# --add-host=mariadb:<ip mariadb listens tp>
+# Wen starting with an initialized db,
+# run keystone-manage db_sync from this docker first:
+# $ docker run hpc/keystone --add-host=mariadb:<ip mariadb> "keystone-manage db_sync"
+
+FROM ubuntu:16.04
+
+RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 5EDB1B62EC4926EA
+
+RUN set -x \
+    && echo "deb http://ubuntu-cloud.archive.canonical.com/ubuntu xenial-updates/ocata main" > /etc/apt/sources.list.d/ocata.list \
+    && apt-get -y update \
+    && apt-get -y install \
+    && apt-get -y install keystone python-openstackclient \
+    && apt-get -y clean
+
+# set admin token TODO: make this a secret
+# in volume of met env
+COPY keystone.conf /etc/keystone/keystone.conf
+
+RUN mkdir /etc/keystone/fernet-keys
+
+RUN chown keystone: /etc/keystone/fernet-keys
+
+COPY bootstrap.sh /etc/bootstrap.sh
+
+CMD apachectl -DFOREGROUND