build multiarch, publish to hub.docker.com

Dockerfile

@@ -1,6 +1,7 @@
-FROM golang:alpine as builder
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
 
-ARG BUILD_ARCH
+ARG TARGETOS
+ARG TARGETARCH
 
 RUN apk update && apk add --no-cache ca-certificates && update-ca-certificates
 
@@ -9,12 +10,13 @@ COPY . .
 COPY config.json /config.json
 RUN mkdir -p /share/domofon && touch /share/domofon/account.json && chmod 777 /share/domofon/account.json
 
-RUN CGO_ENABLED=0 go build -mod=vendor -ldflags='-w -s -extldflags "-static"' -a -o /go/bin/domru .
+RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -mod=vendor -ldflags='-w -s -extldflags "-static"' -a -o /go/bin/domru .
 
 FROM scratch
 
 ARG BUILD_DATE
 ARG BUILD_REF
+ARG TARGETARCH
 
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /etc/passwd /etc/passwd
@@ -31,7 +33,7 @@ ENTRYPOINT ["/go/bin/domru"]
 LABEL \
     io.hass.name="Domofon addon" \
     io.hass.description="Domofon addon" \
-    io.hass.arch="${BUILD_ARCH}" \
+    io.hass.arch=${TARGETARCH} \
     io.hass.type="addon" \
     maintainer="ad <[email protected]>" \
     org.label-schema.description="Domofon addon" \

Makefile

@@ -0,0 +1,34 @@
+.EXPORT_ALL_VARIABLES:
+.DEFAULT_GOAL := default
+DOCKER_SCAN_SUGGEST = false
+CWD = $(shell pwd)
+SRC_DIRS := .
+GOCACHE ?= $$(pwd)/.go/cache
+BUILD_VERSION=$(shell cat config.json | awk 'BEGIN { FS="\""; RS="," }; { if ($$2 == "version") {print $$4} }')
+IMAGE ?= danielapatin/domru:${BUILD_VERSION}
+
+export DOCKER_CLI_EXPERIMENTAL=enabled
+
+.PHONY: build # Build the container image
+build:
+	@docker buildx create --use --name=crossplat --node=crossplat && \
+	docker buildx build \
+	    --build-arg="BUILD_VERSION=${BUILD_VERSION}" \
+		--output "type=docker,push=false" \
+		--tag $(IMAGE) \
+		--tag danielapatin/domru:latest \
+		.
+
+.PHONY: publish # Push the image to the remote registry
+publish:
+	@docker buildx create --use --name=crossplat --node=crossplat && \
+	docker buildx build \
+		--platform linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64 \
+		--build-arg="BUILD_VERSION=${BUILD_VERSION}" \
+		--output "type=image,push=true" \
+		--tag $(IMAGE) \
+		--tag danielapatin/domru:latest \
+		.
+
+lint:
+	@docker run --rm -t -w $(CWD) -v $(CURDIR):$(CWD) -e GOFLAGS=-mod=vendor golangci/golangci-lint:latest golangci-lint run -v

README.md

@@ -25,9 +25,9 @@ domru -login=1234567890 -operator=2 -token=... -refresh=... -port=18000
 
 ```shell
 cp example.accounts.json accounts.json
-docker build -t ad/domru:latest .
+make build
 
-docker run --name domru --rm -p 8080:18000 -e DOMRU_PORT=18000 -v $(pwd)/accounts.json:/share/domofon/account.json ad/domru:latest
+docker run --name domru --rm -p 8080:18000 -e DOMRU_PORT=18000 -v $(pwd)/accounts.json:/share/domofon/account.json danielapatin/domru:latest
 open http://localhost:8080/login
 
 enter phone number in format 79xxxxxxxxx

docker-compose.yml

@@ -5,7 +5,7 @@ services:
     build:
       context: "."
       dockerfile: Dockerfile
-    image: ad/domru:latest
+    image: danielapatin/domru:latest
     container_name: domru
     restart: always
     networks: