From daa4b0b4486591ba4bec3a6b9dcc8bf065e7cdb1 Mon Sep 17 00:00:00 2001
From: Vincent Composieux <vincent@composieux.fr>
Date: Fri, 14 Jun 2019 19:53:00 +0200
Subject: [PATCH] Updated Dockerfile to build from scratch, decrease size from
 17M to 9M

---
 Dockerfile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 03c118f..c6d6d88 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,13 +7,14 @@ RUN apk update && \
     apk --no-cache add git alpine-sdk
 
 RUN GO111MODULE=on go mod vendor
-RUN GOOS=linux go build -o binary ./
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags '-w' -o binary ./
 
-FROM alpine
+FROM scratch
 
 LABEL name="pihole-exporter"
 
 WORKDIR /root/
+
 COPY --from=builder /go/src/github.com/eko/pihole-exporter/binary pihole-exporter
 
 CMD ["./pihole-exporter"]