🏃 Add release targets

.github/workflows/main.yml

@@ -23,12 +23,9 @@ jobs:
 
     - name: Build and push container images
       uses: actions/gcloud/cli@master
-      env:
-        REGISTRY: gcr.io/k8s-staging-capi-kubeadm
-        TAG: latest
       with:
         entrypoint: /bin/bash
         args: |
           -c "apt-get -y update && \
               apt-get -y --no-install-recommends install build-essential && \
-              make docker-build-all docker-push-all"
+              make release-staging-latest"

Makefile

@@ -120,9 +120,8 @@ $(GOLANGCI_LINT): $(TOOLS_DIR)/go.mod
 
 .PHONY: docker-build
 docker-build: ## Build the docker image for controller-manager
-	docker build --pull --build-arg GOPROXY=$(GOPROXY) --build-arg ARCH=$(ARCH) . -t $(CONTROLLER_IMG)-$(ARCH):$(TAG)
-	@echo "updating kustomize image patch file for manager resource"
-	sed -i'' -e 's@image: .*@image: '"${CONTROLLER_IMG}-$(ARCH):$(TAG)"'@' ./config/default/manager_image_patch.yaml
+	docker build --pull --build-arg ARCH=$(ARCH) . -t $(CONTROLLER_IMG)-$(ARCH):$(TAG)
+	MANIFEST_IMG=$(CONTROLLER_IMG)-$(ARCH) MANIFEST_TAG=$(TAG) $(MAKE) set-manifest-image
 
 .PHONY: docker-push
 docker-push: ## Push the docker image
@@ -150,6 +149,33 @@ docker-push-manifest: ## Push the fat manifest docker image.
 	## Minimum docker version 18.06.0 is required for creating and pushing manifest images.
 	docker manifest create --amend $(CONTROLLER_IMG):$(TAG) $(shell echo $(ALL_ARCH) | sed -e "s~[^ ]*~$(CONTROLLER_IMG)\-&:$(TAG)~g")
 	@for arch in $(ALL_ARCH); do docker manifest annotate --arch $${arch} ${CONTROLLER_IMG}:${TAG} ${CONTROLLER_IMG}-$${arch}:${TAG}; done
-	docker manifest push --purge ${CONTROLLER_IMG}:${TAG}
-	@echo "updating kustomize image patch file for manager resource"
-	sed -i'' -e 's@image: .*@image: '"${CONTROLLER_IMG}:$(TAG)"'@' ./config/default/manager_image_patch.yaml
+	MANIFEST_IMG=$(CONTROLLER_IMG) MANIFEST_TAG=$(TAG) $(MAKE) set-manifest-image
+
+.PHONY: set-manifest-image
+set-manifest-image:
+	$(info Updating kustomize image patch file for manager resource)
+	sed -i'' -e 's@image: .*@image: '"${MANIFEST_IMG}:$(MANIFEST_TAG)"'@' ./config/default/manager_image_patch.yaml
+
+## --------------------------------------
+## Release
+## --------------------------------------
+
+RELEASE_TAG := $(shell git describe --abbrev=0 2>/dev/null)
+
+.PHONY: release
+release:  ## Builds and push container images using the latest git tag for the commit.
+	@if [ -z "${RELEASE_TAG}" ]; then echo "RELEASE_TAG is not set"; exit 1; fi
+	# Push the release image to the staging bucket first.
+	REGISTRY=gcr.io/k8s-staging-capi-kubeadm TAG=$(RELEASE_TAG) \
+		$(MAKE) docker-build-all docker-push-all
+	# Set the manifest image to the production bucket.
+	REGISTRY=us.gcr.io/k8s-artifacts-prod/capi-kubeadm TAG=$(RELEASE_TAG) \
+		set-manifest-image
+	# Generate release artifacts.
+	mkdir -p out/
+	kustomize build config/default > out/bootstrap-components.yaml
+
+.PHONY: release-staging-latest
+release-staging-latest: ## Builds and push container images to the staging bucket using "latest" tag.
+	REGISTRY=gcr.io/k8s-staging-capi-kubeadm TAG=latest \
+		$(MAKE) docker-build-all docker-push-all