Support ARM/ARM64/AMD64 architectures

.github/workflows/build.yml

@@ -0,0 +1,85 @@
+name: build
+
+on: [push]
+
+jobs:
+  agent:
+    runs-on: ubuntu-latest
+    env:
+      REVISION: $(git rev-parse HEAD)
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: crazy-max/ghaction-docker-buildx@v1
+        with:
+          version: latest
+
+      - name: Login to GitHub Docker Registry
+        run: echo "${DOCKERHUB_PASSWORD}" | docker login -u "${DOCKERHUB_USERNAME}" --password-stdin
+        env:
+          DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+          DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
+
+      - name: Build Agent Container Image Non-Master
+        if: github.ref != 'refs/heads/master'
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            --build-arg=REVISION=${{ env.REVISION }} \
+            --tag raspbernetes/launcher-agent:${{ github.sha }} \
+            -f docker/agent.Dockerfile \
+            . \
+            --push
+      - name: Build Agent Container Image Master
+        if: github.ref == 'refs/heads/master'
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            --build-arg=REVISION=${{ env.REVISION }} \
+            --tag raspbernetes/launcher-agent:latest \
+            -f docker/agent.Dockerfile \
+            . \
+            --push
+  service:
+    runs-on: ubuntu-latest
+    env:
+      REVISION: $(git rev-parse HEAD)
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: crazy-max/ghaction-docker-buildx@v1
+        with:
+          version: latest
+
+      - name: Login to GitHub Docker Registry
+        run: echo "${DOCKERHUB_PASSWORD}" | docker login -u "${DOCKERHUB_USERNAME}" --password-stdin
+        env:
+          DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+          DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
+
+      - name: Build Service Container Image Non-Master
+        if: github.ref != 'refs/heads/master'
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            --build-arg=REVISION=${{ env.REVISION }} \
+            --tag raspbernetes/launcher-service:${{ github.sha }} \
+            -f docker/service.Dockerfile \
+            . \
+            --push
+      - name: Build Service Container Image Master
+        if: github.ref == 'refs/heads/master'
+        run: |
+          docker buildx build \
+            --platform linux/amd64,linux/arm64,linux/arm/v7 \
+            --build-arg=REVISION=${{ env.REVISION }} \
+            --tag raspbernetes/launcher-service:latest \
+            -f docker/service.Dockerfile \
+            . \
+            --push

Makefile

@@ -19,6 +19,9 @@ GIT_VERSION :=$(shell git describe --always --long --dirty)
 GIT_HASH :=$(shell git rev-parse HEAD)
 IMAGE_TAG:=$(shell ./docker/image-tag)
 
+LOCAL_GOARCH ?= $(shell go env GOARCH)
+LOCAL_GOOS ?= $(shell go env GOOS)
+
 # We can't install go packages on CircleCI without being root (or using sudo).
 # Because the compilation is done only once there, it doesn't matter if we
 # don't install the packages.
@@ -37,11 +40,12 @@ docker/Dockerfile.service: docker/Dockerfile.service.in Makefile
 	@echo Generating $@
 	@sed -e 's/@@GIT_HASH@@/$(GIT_HASH)/g' < $< > $@.tmp && mv $@.tmp $@
 
-build/.%.done: docker/Dockerfile.%
-	mkdir -p ./build/docker/$*
-	cp -r $^ ./build/docker/$*/
-	${DOCKER} build --build-arg=revision=$(GIT_HASH) -t weaveworks/launcher-$* -t weaveworks/launcher-$*:$(IMAGE_TAG) -f build/docker/$*/Dockerfile.$* ./build/docker/$*
-	touch $@
+# Temproarily disable in favor of CI docker buildx
+# build/.%.done: docker/Dockerfile.%
+# 	mkdir -p ./build/docker/$*
+# 	cp -r $^ ./build/docker/$*/
+# 	${DOCKER} build --build-arg=revision=$(GIT_HASH) -t weaveworks/launcher-$* -t weaveworks/launcher-$*:$(IMAGE_TAG) -f build/docker/$*/Dockerfile.$* ./build/docker/$*
+# 	touch $@
 
 #
 # Vendoring
@@ -62,12 +66,11 @@ lint:
 #
 # Agent
 #
-
 build/.agent.done: build/agent build/kubectl
 
 build/agent: $(AGENT_DEPS)
 build/agent: agent/*.go
-	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build $(BUILDFLAGS) -o $@ $(LDFLAGS) ./agent
+	CGO_ENABLED=0 GOOS=$(LOCAL_GOOS) GOARCH=$(LOCAL_GOARCH) go build $(BUILDFLAGS) -o $@ $(LDFLAGS) ./agent
 
 include docker/kubectl.version
 
@@ -78,29 +81,24 @@ build/kubectl: cache/kubectl-$(KUBECTL_VERSION) docker/kubectl.version
 
 cache/kubectl-$(KUBECTL_VERSION):
 	mkdir -p cache
-	curl -L -o $@ "https://storage.googleapis.com/kubernetes-release/release/$(KUBECTL_VERSION)/bin/linux/amd64/kubectl"
+	curl -L -o $@ "https://storage.googleapis.com/kubernetes-release/release/$(KUBECTL_VERSION)/bin/$(LOCAL_GOOS)/$(LOCAL_GOARCH)/kubectl"
 
 # Bootstrap
 #
 
 build/.bootstrap.done: $(BOOTSTRAP_DEPS)
 build/.bootstrap.done: bootstrap/*.go
-	for arch in amd64; do \
-		for os in linux darwin; do \
-			CGO_ENABLED=0 GOOS=$$os GOARCH=$$arch go build $(BUILDFLAGS) -o "build/bootstrap/bootstrap_"$$os"_"$$arch $(LDFLAGS) ./bootstrap; \
-		done; \
-	done
+	CGO_ENABLED=0 GOOS=$(LOCAL_GOOS) GOARCH=$(LOCAL_GOARCH) go build $(BUILDFLAGS) -o "build/bootstrap/bootstrap_$(LOCAL_GOOS)_$(LOCAL_GOARCH)" $(LDFLAGS) ./bootstrap
 	touch $@
 
 #
 # Service
 #
-
 build/.service.done: build/service build/static
 
 build/service: $(SERVICE_DEPS)
 build/service: service/*.go
-	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build $(BUILDFLAGS) -o $@ $(LDFLAGS) ./service
+	CGO_ENABLED=0 GOOS=$(LOCAL_GOOS) GOARCH=$(LOCAL_GOARCH) go build $(BUILDFLAGS) -o $@ $(LDFLAGS) ./service
 
 # If we are not in CircleCI, we are local so use launcher-agent
 # If we are in CircleCI, only use launcher-agent if we are building master, otherwise
@@ -121,7 +119,6 @@ build/static: service/static/* service/static/agent.yaml
 #
 # Local integration tests
 #
-
 integration-tests: all
 	./integration-tests/setup/reset-local-minikube.sh
 	./integration-tests/setup/setup-local-minikube.sh

docker/agent.Dockerfile

@@ -0,0 +1,36 @@
+FROM golang:1.13-alpine as build
+
+ARG TARGETPLATFORM
+
+ENV GO111MODULE=off \
+    CGO_ENABLED=0
+
+RUN apk add --no-cache git make bash curl binutils build-base
+
+WORKDIR /go/src/github.com/weaveworks/launcher
+
+RUN export GOOS=$(echo ${TARGETPLATFORM} | cut -d / -f1) && \
+    export GOARCH=$(echo ${TARGETPLATFORM} | cut -d / -f2) && \
+    GOARM=$(echo ${TARGETPLATFORM} | cut -d / -f3); export GOARM=${GOARM:1} && \
+    git clone --depth 1 https://github.com/xunholy/launcher.git . && make all
+
+FROM alpine:3.7
+
+ARG REVISION
+
+RUN apk add --no-cache ca-certificates
+
+COPY --from=build /go/src/github.com/weaveworks/launcher/build/agent /usr/bin/launcher-agent
+
+COPY --from=build /go/src/github.com/weaveworks/launcher/build/kubectl /usr/bin/kubectl
+
+ENTRYPOINT ["/usr/bin/launcher-agent"]
+
+CMD ["-help"]
+
+
+LABEL maintainer="Weaveworks <help@weave.works>" \
+    org.opencontainers.image.title="launcher-agent" \
+    org.opencontainers.image.source="https://github.com/weaveworks/launcher" \
+    org.opencontainers.image.revision="${REVISION}" \
+    org.opencontainers.image.vendor="Weaveworks"

docker/service.Dockerfile

@@ -0,0 +1,39 @@
+FROM golang:1.13-alpine as build
+
+ARG TARGETPLATFORM
+
+ENV GO111MODULE=off \
+    CGO_ENABLED=0
+
+RUN apk add --no-cache git make bash curl binutils build-base
+
+WORKDIR /go/src/github.com/weaveworks/launcher
+
+RUN export GOOS=$(echo ${TARGETPLATFORM} | cut -d / -f1) && \
+    export GOARCH=$(echo ${TARGETPLATFORM} | cut -d / -f2) && \
+    GOARM=$(echo ${TARGETPLATFORM} | cut -d / -f3); export GOARM=${GOARM:1} && \
+    git clone --depth 1 https://github.com/xunholy/launcher.git . && make all
+
+FROM alpine:3.7
+
+ARG REVISION
+
+WORKDIR /
+
+COPY --from=build /go/src/github.com/weaveworks/launcher/build/service /launcher-service
+
+RUN mkdir static
+
+COPY --from=build /go/src/github.com/weaveworks/launcher/build/static/install.sh /static/
+
+COPY --from=build /go/src/github.com/weaveworks/launcher/build/static/agent.yaml /static/
+
+EXPOSE 80
+
+ENTRYPOINT ["/launcher-service", "--bootstrap-version=936c2cf3123d720b1357d95992d5c4b648be5a39"]
+
+LABEL maintainer="Weaveworks <help@weave.works>" \
+    org.opencontainers.image.title="launcher-service" \
+    org.opencontainers.image.source="https://github.com/weaveworks/launcher" \
+    org.opencontainers.image.revision="${REVISION}" \
+    org.opencontainers.image.vendor="Weaveworks"