Using golang builder to compile

Signed-off-by: Vishal Rana <[email protected]>

Author: vishr

Dockerfile

@@ -1,21 +1,8 @@
-# Build image
-FROM golang:alpine AS builder
-MAINTAINER Vishal Rana <[email protected]>
+FROM alpine:3.7
 
-COPY . /go/src/github.com/labstack/armor
+# https://letsencrypt.org
+RUN apk add --no-cache ca-certificates
 
-WORKDIR /go/src/github.com/labstack/armor
+COPY build/armor-*_linux-64 /usr/local/bin/armor
 
-RUN set -x \
-    && export CGO_ENABLED=0 \
-    && go build -v -o /go/bin/armor cmd/armor/main.go
-
-# Executable image
-FROM scratch
-
-WORKDIR /
-
-COPY --from=builder /go/bin/armor /armor
-COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
-
-ENTRYPOINT ["/armor"]
+ENTRYPOINT ["armor"]

Makefile

@@ -1,22 +1,21 @@
 IMAGE = labstack/armor
 VERSION = 0.3.7
+WORKDIR = /go/src/github.com/labstack/armor
 
 clean:
 	rm -rf build
 
 build: clean
-	GOOS=linux GOARCH=amd64 go build -o build/armor-$(VERSION)_linux-64 cmd/armor/main.go
-	GOOS=linux GOARCH=arm go build -o build/armor-$(VERSION)_linux-arm32 cmd/armor/main.go
-	GOOS=linux GOARCH=arm64 go build -o build/armor-$(VERSION)_linux-arm64 cmd/armor/main.go
-	GOOS=darwin GOARCH=amd64 go build -o build/armor-$(VERSION)_darwin-64 cmd/armor/main.go
-	GOOS=windows GOARCH=amd64 go build -o build/armor-$(VERSION)_windows-64.exe cmd/armor/main.go
+	docker run -v `pwd`:$(WORKDIR) -w $(WORKDIR) golang:1.9 sh -c '\
+		GOOS=linux GOARCH=amd64 go build -o build/armor-$(VERSION)_linux-64 cmd/armor/main.go \
+		&& GOOS=linux GOARCH=arm go build -o build/armor-$(VERSION)_linux-arm32 cmd/armor/main.go \
+    && GOOS=linux GOARCH=arm64 go build -o build/armor-$(VERSION)_linux-arm64 cmd/armor/main.go \
+    && GOOS=darwin GOARCH=amd64 go build -o build/armor-$(VERSION)_darwin-64 cmd/armor/main.go \
+    && GOOS=windows GOARCH=amd64 go build -o build/armor-$(VERSION)_windows-64.exe cmd/armor/main.go'
 	docker build -t $(IMAGE):$(VERSION) -t $(IMAGE) .
 
-install:
-	go install cmd/armor/main.go
-
 push: build
 	docker push $(IMAGE):$(VERSION)
 	docker push $(IMAGE):latest
 
-.PHONY: clean build install push
+.PHONY: clean build push