Support multiarch image build and push

Add docker-build-multiarch/docker-push-multiarch in Makefile

Signed-off-by: roc <[email protected]>

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.21 as builder
+FROM golang:1.21 AS builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
@@ -16,7 +16,7 @@ COPY pkg/ pkg/
 COPY cloudprovider/ cloudprovider/
 
 # Build
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager main.go
+RUN CGO_ENABLED=0 go build -a -o manager main.go
 
 # Use distroless as minimal base images to package the manager binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details

Makefile

@@ -1,6 +1,10 @@
 
 # Image URL to use all building/pushing images targets
 IMG ?= kruise-game-manager:test
+IMAGE_PLATFORMS ?= linux_amd64 linux_arm64
+# Convert to linux/arm64,linux/amd64
+$(eval BUILDX_PLATFORMS = $(shell echo "${IMAGE_PLATFORMS}" | sed "s# #,#;s#_#/#g"))
+
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
 ENVTEST_K8S_VERSION = 1.24.1
 
@@ -77,6 +81,14 @@ docker-build: ## Build docker images with the manager.
 docker-push: ## Push docker images with the manager.
 	docker push ${IMG}
 
+.PHONY: docker-build-multiarch
+docker-build-multiarch: ## Build multiarch docker images with the manager.
+	docker buildx build --platform "${BUILDX_PLATFORMS}" -t ${IMG} .
+
+.PHONY: docker-push-multiarch
+docker-push-multiarch: ## Push multiarch docker images with the manager.
+	docker buildx build --push --sbom=false --provenance=false --platform "${BUILDX_PLATFORMS}" -t ${IMG} .
+
 ##@ Deployment
 
 ifndef ignore-not-found
@@ -137,4 +149,4 @@ helm: ## Download helm locally if necessary.
 	$(call go-get-tool,$(HELM),helm.sh/helm/[email protected])
 
 ginkgo: ## Download ginkgo locally if necessary.
-	GOBIN=$(LOCALBIN) go install github.com/onsi/ginkgo/[email protected]
+	GOBIN=$(LOCALBIN) go install github.com/onsi/ginkgo/[email protected]