Build and distribution support

.dockerignore

+Dockerfile*
+*.md
+Gopkg.*
+hue_exporter
+LICENSE
+Makefile
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Dockerfile → Dockerfile.amd64

-FROM        quay.io/prometheus/busybox:latest
+FROM        amd64/busybox:musl
 MAINTAINER  Richard Mitchell <hue-exporter@mitch.org.uk>
 
-COPY hue_exporter  /bin/hue_exporter
+COPY ./build/hue_exporter.amd64 /bin/hue_exporter
 COPY hue_exporter.example.yml   /etc/hue_exporter/config.yml
 
+VOLUME /etc/hue_exporter
+
 EXPOSE      9366
 ENTRYPOINT  [ "/bin/hue_exporter" ]
 CMD         [ "--config.file=/etc/hue_exporter/config.yml" ]
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Dockerfile.arm7

+FROM        arm32v7/busybox:latest
+MAINTAINER  Richard Mitchell <hue-exporter@mitch.org.uk>
+
+COPY ./build/hue_exporter.arm7 /bin/hue_exporter
+COPY hue_exporter.example.yml   /etc/hue_exporter/config.yml
+
+VOLUME /etc/hue_exporter
+
+EXPOSE      9366
+ENTRYPOINT  [ "/bin/hue_exporter" ]
+CMD         [ "--config.file=/etc/hue_exporter/config.yml" ]
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Dockerfile.build.amd64

+FROM amd64/golang:stretch
+
+COPY . /go/src/github.com/mitchellrj/hue_exporter
+WORKDIR /go/src/github.com/mitchellrj/hue_exporter
+
+VOLUME /build
+CMD go build -o /build/hue_exporter.amd64

Dockerfile.build.arm7

+FROM arm32v7/golang:stretch
+
+COPY . /go/src/github.com/mitchellrj/hue_exporter
+WORKDIR /go/src/github.com/mitchellrj/hue_exporter
+
+VOLUME /build
+CMD go build -o /build/hue_exporter.arm7

Makefile

 all: style staticcheck build test
 
 style:
-  gofmt -d $$(find . -path ./vendor -prune -o -name '*.go' -print) | grep '^'
+	! gofmt -d $$(find . -path ./vendor -prune -o -name '*.go' -print) | grep '^'
 
 test:
 	go test ./...
@@ -18,7 +18,29 @@ staticcheck:
 build:
 	go build
 
-docker:
+dist: darwin amd64 arm7 docker
+
+darwin:
+	cp hue_exporter build/hue_exporter.darwin
+
+amd64:
+	docker build --pull -f Dockerfile.build.amd64 -t hue_exporter_builder:latest .
+	docker run -v $$(pwd)/build:/build hue_exporter_builder:latest
 
+arm7:
+	docker build --pull -f Dockerfile.build.arm7 -t hue_exporter_builder:latest-arm .
+	docker run -v $$(pwd)/build:/build hue_exporter_builder:latest-arm
+
+docker:
+	docker build --pull -f Dockerfile.amd64 -t mitchellrj/hue_exporter:latest .
+	docker tag mitchellrj/hue_exporter:latest mitchellrj/hue_exporter:$$(build/hue_exporter.darwin -V)
+	docker build --pull -f Dockerfile.arm7 -t mitchellrj/hue_exporter:latest-arm7 .
+	docker tag mitchellrj/hue_exporter:latest mitchellrj/hue_exporter:$$(build/hue_exporter.darwin -V)-arm7
+
+push:
+	docker push mitchellrj/hue_exporter:latest
+	docker push mitchellrj/hue_exporter:$$(build/hue_exporter.darwin -V)
+	docker push mitchellrj/hue_exporter:latest-arm7
+	docker push mitchellrj/hue_exporter:$$(build/hue_exporter.darwin -V)-arm7
 
 .PHONY: all style test format vet staticcheck build
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build/.gitignore

+*
+!.gitignore
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