Merge pull request #39 from cert-manager/multi-arch-docker-images

multi-arch docker images

.github/workflows/release.yaml

@@ -11,6 +11,7 @@ jobs:
         uses: actions/checkout@v2
         with:
           fetch-depth: 0
+
       -
         name: Log in to GitHub Container Registry
         uses: docker/login-action@v1
@@ -20,10 +21,8 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       -
         name: Build Docker image
-        run: make docker-build
-      -
-        name: Push Docker image
-        run: make docker-push
+        run: make docker-buildx
+
       -
         name: Create install.yaml file
         run: make build/install.yaml

Makefile

@@ -131,9 +131,10 @@ docker-push: ## Push docker image with the manager.
 # - have enable BuildKit, More info: https://docs.docker.com/develop/develop-images/build_enhancements/
 # - be able to push the image for your registry (i.e. if you do not inform a valid value via IMG=<myregistry/image:<tag>> then the export will fail)
 # To properly provided solutions that supports more than one platform you should use this option.
-PLATFORMS ?= linux/arm64,linux/amd64,linux/s390x,linux/ppc64le
+# Other platforms include: linux/s390x,linux/ppc64le
+PLATFORMS ?= linux/arm64,linux/amd64
 .PHONY: docker-buildx
-docker-buildx: test ## Build and push docker image for the manager for cross-platform support
+docker-buildx: ## Build and push docker image for the manager for cross-platform support
 	# copy existing Dockerfile and insert --platform=${BUILDPLATFORM} into Dockerfile.cross, and preserve the original Dockerfile
 	sed -e '1 s/\(^FROM\)/FROM --platform=\$$\{BUILDPLATFORM\}/; t' -e ' 1,// s//FROM --platform=\$$\{BUILDPLATFORM\}/' Dockerfile > Dockerfile.cross
 	- docker buildx create --name project-v3-builder