add ansible (#141)

ansible/Dockerfile

@@ -0,0 +1,37 @@
+# https://www.ansible.com/
+#
+# docker run --rm \
+# 	-it \
+# 	-v ${PWD}/hosts:/etc/ansible/hosts \
+# 	-v ${PWD}/ansible.cfg:/etc/ansible/ansible.cfg \
+# 	-v ${HOME}/.ssh:/root/.ssh:ro \
+# 	ansible all -m ping
+#
+FROM alpine:latest
+MAINTAINER Christian Koep <christiankoep@gmail.com>
+
+RUN builddeps=' \
+		python-dev \
+		py-pip \
+		musl-dev \
+		openssl-dev \
+		libffi-dev \
+		gcc \
+		' \
+	&& apk update \
+	&& apk add \
+	ca-certificates \
+	python \
+	py-paramiko \
+	py-yaml \
+	py-jinja2 \
+	py-httplib2 \
+	$builddeps \
+	&& rm -rf /var/cache/apk/* \
+	&& pip install --upgrade pip \
+	&& pip install \
+		ansible \
+		six \
+	&& apk del --purge $builddeps
+
+ENTRYPOINT [ "ansible" ]