From 6a67bcd04a3c3f01e66cb2df47e885a88232e1f7 Mon Sep 17 00:00:00 2001
From: Aran Wilkinson <aran3001@gmail.com>
Date: Mon, 22 May 2017 09:42:12 +0100
Subject: [PATCH] Add new multi-stage Dockerfile for build

---
 Dockerfile | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 5f8db0a..bc383ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,22 @@
-FROM python:3.6-alpine
+FROM golang:1.8.1-alpine as builder
 
-RUN pip install prometheus_client requests
+WORKDIR /go/src/github.com/infinityworksltd/docker-hub-exporter/
 
-ENV BIND_PORT 9170
+COPY ./ /go/src/github.com/infinityworksltd/docker-hub-exporter/
 
-ADD . /usr/src/app
-WORKDIR /usr/src/app
+RUN apk --update add ca-certificates \
+    && apk --update add --virtual build-deps git
 
-CMD ["python", "hub_exporter.py"]
+RUN go get \
+ && go test ./... \
+ && GOOS=linux go build -o app .
+
+FROM alpine
+
+RUN addgroup exporter \
+     && adduser -S -G exporter exporter \
+     && apk --update --no-cache add ca-certificates
+
+COPY --from=builder /go/src/github.com/infinityworksltd/docker-hub-exporter/app .
+
+ENTRYPOINT ["/app"]
\ No newline at end of file