Updated Dockerfile

Due to the renaming of Governor to Patroni some old references needed to be updated.
Also some python packages need to be added.

Added entrypoint.sh as a script, to ensure Patroni will have PID = 1 when the container is run.

Dockerfile

@@ -1,4 +1,4 @@
-## This Dockerfile is meant to aid in the building and debugging governor whilst developing on your local machine
+## This Dockerfile is meant to aid in the building and debugging patroni whilst developing on your local machine
 ## It has all the necessary components to play/debug with a single node appliance, running etcd
 FROM ubuntu:14.04
 MAINTAINER Feike Steenbergen <[email protected]>
@@ -13,22 +13,23 @@ RUN apt-get update -y
 RUN apt-get upgrade -y
 
 ENV PGVERSION 9.4
-RUN apt-get install python python-psycopg2 python-yaml python-requests python-boto postgresql-${PGVERSION} python-dnspython -y
+RUN apt-get install python python-psycopg2 python-yaml python-requests python-boto postgresql-${PGVERSION} python-dnspython python-pip -y
+RUN pip install zake
 
 ENV PATH /usr/lib/postgresql/${PGVERSION}/bin:$PATH
 
-RUN mkdir -p /governor/helpers
-ADD governor.py /governor/governor.py
-ADD helpers /governor/helpers
-ADD postgres0.yml /governor/
+RUN mkdir -p /patroni/helpers
+ADD patroni.py /patroni/patroni.py
+ADD helpers /patroni/helpers
+ADD postgres0.yml /patroni/
 
 ENV ETCDVERSION 2.0.12
 RUN curl -L https://github.com/coreos/etcd/releases/download/v${ETCDVERSION}/etcd-v${ETCDVERSION}-linux-amd64.tar.gz | tar xz -C /bin --strip=1 --wildcards --no-anchored etcd etcdctl
 
 ## Setting up a simple script that will serve as an entrypoint
 RUN mkdir /data/ && touch /var/log/etcd.log /var/log/etcd.err && chown postgres:postgres /var/log/etcd.*
-RUN chown postgres:postgres -R /governor/ /data/
-RUN /bin/echo -e "etcd --data-dir /tmp/etcd.data > /var/log/etcd.log 2> /var/log/etcd.err &\n/governor/governor.py /governor/postgres0.yml \"\$@\"" >> /entrypoint.sh && chmod +x /entrypoint.sh
+RUN chown postgres:postgres -R /patroni/ /data/
+ADD entrypoint.sh /entrypoint.sh
 
-ENTRYPOINT /entrypoint.sh
+ENTRYPOINT ["/bin/bash", "/entrypoint.sh"]
 USER postgres

entrypoint.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+etcd --data-dir /tmp/etcd.data > /var/log/etcd.log 2> /var/log/etcd.err &
+exec /patroni/patroni.py /patroni/postgres0.yml "$@"