add build arm image

Signed-off-by: lengrongfu <1275177125@qq.com>

Author: lengrongfu

.github/workflows/publish-ghcr-container.yaml

@@ -0,0 +1,53 @@
+name: Publish multiarch images on ghcr.io
+on:
+  push:
+    tags:
+      - '*'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  docker:
+    name: Build and push postgres-operator multiarch images
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: image name
+        id: image
+        run: |
+          VERSION=`git describe --tags --always --dirty`
+          TAG=${VERSION}
+          IMAGE=${{ env.REGISTRY }}/acid/postgres-operator:${TAG}
+          echo "NAME=$IMAGE" >> $GITHUB_OUTPUT
+          base_arm_image=alpine:3.15
+          sed -i '' 's/{base_image}/${base_arm_image}/g' ./docker/Dockerfile-multi-arch
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GHCR
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Run unit tests
+        run: make test
+
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          push: true
+          platforms: |
+            linux/amd64
+            linux/arm64
+          file: ./docker/Dockerfile-multi-arch
+          tags: "${{ steps.image.outputs.NAME }}"

Makefile

@@ -72,6 +72,9 @@ docker: ${DOCKERDIR}/${DOCKERFILE} docker-context
 	echo "git describe $(shell git describe --tags --always --dirty)"
 	cd "${DOCKERDIR}" && docker build --rm -t "$(IMAGE):$(TAG)$(CDP_TAG)$(DEBUG_FRESH)$(DEBUG_POSTFIX)" -f "${DOCKERFILE}" .
 
+build-multi-arch:
+	docker buildx build --platform linux/arm64,linux/amd64 --push -t "$(IMAGE):$(TAG)" -f ./${DOCKERDIR}/Dockerfile-multi-arch .
+
 indocker-race:
 	docker run --rm -v "${GOPATH}":"${GOPATH}" -e GOPATH="${GOPATH}" -e RACE=1 -w ${PWD} golang:1.17.3 bash -c "make linux"
 

docker/Dockerfile-multi-arch

@@ -0,0 +1,23 @@
+FROM golang:1.18.3 as build
+WORKDIR /workspace
+ENV GO111MODULE=on \
+    GOPROXY=https://goproxy.cn,direct \
+    BINARY=postgres-operator
+COPY . .
+RUN CGO_ENABLED=0 go build -o build/linux/${BINARY} ./cmd/main.go
+
+FROM {base_image}
+LABEL maintainer="Team ACID @ Zalando <team-acid@zalando.de>"
+
+# We need root certificates to deal with teams api over https
+RUN apk --no-cache add curl
+RUN apk --no-cache add ca-certificates
+
+COPY --from=build /workspace/build/linux /
+
+RUN addgroup -g 1000 pgo
+RUN adduser -D -u 1000 -G pgo -g 'Postgres Operator' pgo
+
+USER 1000:1000
+
+ENTRYPOINT ["/postgres-operator"]