updates for automated docker hub builds

.dockerignore

@@ -0,0 +1 @@
+.gitignore

Dockerfile

@@ -0,0 +1,15 @@
+FROM alpine:latest
+ENV GOPATH /opt/go
+ENV SRCPATH $GOPATH/src/github.com/myENA/consul-backinator
+COPY . $SRCPATH
+RUN \
+	apk add --no-cache --no-progress ca-certificates go git bash && \
+	mkdir -p $GOPATH/bin && \
+	export PATH=$GOPATH/bin:$PATH && \
+	cd $SRCPATH && \
+	chmod +x build/build.sh && \
+	build/build.sh -i && \
+	mv consul-backinator /usr/local/bin/consul-backinator && \
+	apk del --no-cache --no-progress --purge go git bash && \
+	rm -rf $GOPATH /tmp/* /root/.glide
+ENTRYPOINT ["/usr/local/bin/consul-backinator"]

Makefile

@@ -21,10 +21,9 @@ check:
 clean:
 	@build/build.sh -d
 
-docker: release
-	$(sudo) docker build -t $(IMAGE_PATH):$(RELEASE_VERSION) -f build/docker . && \
-	$(sudo) docker tag $(IMAGE_PATH):$(RELEASE_VERSION) $(IMAGE_PATH):latest
+docker:
+	$(sudo) docker build -t $(IMAGE_PATH):latest .
 
-docker_release: docker
-	$(sudo) docker push $(IMAGE_PATH):$(RELEASE_VERSION) && \
-	$(sudo) docker push $(IMAGE_PATH):latest
+docker_release:
+	$(sudo) docker build -t $(IMAGE_PATH):latest .
+	$(sudo) docker tag $(IMAGE_PATH):latest $(IMAGE_PATH):$(RELEASE_VERSION)

build/build.sh

@@ -89,8 +89,8 @@ else
 	printf "Building ... "
 
 	## build it
-	go build -o "${BUILD_NAME}" \
-	-ldflags="-X main.appVersion=${RELEASE_VERSION}"
+	CGO_ENABLED=0 go build -o "${BUILD_NAME}" \
+	-ldflags="-X main.appVersion=${RELEASE_VERSION} -s -w"
 
 	## go build return
 	RETVAL=$?