Switch Docker image to alpine:latest

Author: jwilder

Dockerfile

@@ -1,19 +1,12 @@
-FROM debian:wheezy
+FROM alpine:latest
 MAINTAINER Jason Wilder <mail@jasonwilder.com>
 
+RUN apk -U add openssl
+
 ENV VERSION 0.7.1
-ENV DOWNLOAD_URL https://github.com/jwilder/docker-gen/releases/download/$VERSION/docker-gen-linux-amd64-$VERSION.tar.gz
+ENV DOWNLOAD_URL https://github.com/jwilder/docker-gen/releases/download/$VERSION/docker-gen-alpine-linux-amd64-$VERSION.tar.gz
 ENV DOCKER_HOST unix:///tmp/docker.sock
 
-RUN deps=' \
-		curl ca-certificates \
-	'; \
-	set -x; \
-	apt-get update \
-	&& apt-get install -y --no-install-recommends $deps \
-	&& curl -L $DOWNLOAD_URL | tar -C /usr/local/bin -xvz \
-	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false -o APT::AutoRemove::SuggestsImportant=false $deps \
-	&& apt-get clean -y \
-	&& rm -rf /var/lib/apt/lists/*
+RUN wget -qO- $DOWNLOAD_URL | tar xvz -C /usr/local/bin
 
 ENTRYPOINT ["/usr/local/bin/docker-gen"]

README.md

@@ -1,7 +1,7 @@
 docker-gen
 =====
 
-![latest 0.7.1](https://img.shields.io/badge/latest-0.7.1-green.svg?style=flat)
+![latest 0.7.2](https://img.shields.io/badge/latest-0.7.2-green.svg?style=flat)
 [![Build Status](https://travis-ci.org/jwilder/docker-gen.svg?branch=master)](https://travis-ci.org/jwilder/docker-gen)
 ![License MIT](https://img.shields.io/badge/license-MIT-blue.svg?style=flat)
 
@@ -25,17 +25,17 @@ There are three common ways to run docker-gen:
 
 #### Host Install
 
-Linux/OSX binaries for release [0.7.1](https://github.com/jwilder/docker-gen/releases)
+Linux/OSX binaries for release [0.7.2](https://github.com/jwilder/docker-gen/releases)
 
-* [amd64](https://github.com/jwilder/docker-gen/releases/download/0.7.1/docker-gen-linux-amd64-0.7.1.tar.gz)
-* [i386](https://github.com/jwilder/docker-gen/releases/download/0.7.1/docker-gen-linux-i386-0.7.1.tar.gz)
-* [alpine-linux](https://github.com/jwilder/docker-gen/releases/download/0.7.1/docker-gen-alpine-linux-amd64-0.7.1.tar.gz)
+* [amd64](https://github.com/jwilder/docker-gen/releases/download/0.7.2/docker-gen-linux-amd64-0.7.2.tar.gz)
+* [i386](https://github.com/jwilder/docker-gen/releases/download/0.7.2/docker-gen-linux-i386-0.7.2.tar.gz)
+* [alpine-linux](https://github.com/jwilder/docker-gen/releases/download/0.7.2/docker-gen-alpine-linux-amd64-0.7.2.tar.gz)
 
 Download the version you need, untar, and install to your PATH.
 
 ```
-$ wget https://github.com/jwilder/docker-gen/releases/download/0.7.1/docker-gen-linux-amd64-0.7.1.tar.gz
-$ tar xvzf docker-gen-linux-amd64-0.7.1.tar.gz
+$ wget https://github.com/jwilder/docker-gen/releases/download/0.7.2/docker-gen-linux-amd64-0.7.2.tar.gz
+$ tar xvzf docker-gen-linux-amd64-0.7.2.tar.gz
 $ ./docker-gen
 ```