Merge pull request #23021 from medyagh/autopauseimage3

infra: add auto-pause-hook image build & push target for registry.k8s.io in prow

Author: medyagh

hack/prow/image/auto-pause-hook/cloudbuild.yaml

@@ -0,0 +1,18 @@
+# See https://cloud.google.com/cloud-build/docs/build-config
+options:
+  substitution_option: ALLOW_LOOSE
+steps:
+  - name: gcr.io/k8s-staging-test-infra/gcb-docker-gcloud:latest
+    env:
+      - _GIT_TAG=$_GIT_TAG
+      - _PULL_BASE_REF=$_PULL_BASE_REF
+    args:
+      - make
+      - push-auto-pause-hook-image-prow
+substitutions:
+  # _GIT_TAG will be filled with a git-based tag for the image, of the form vYYYYMMDD-hash, and
+  # can be used as a substitution
+  _GIT_TAG: '12345'
+  # _PULL_BASE_REF will contain the ref that was pushed to to trigger this build -
+  # a branch like 'master' or 'release-0.2', or a tag like 'v0.2'.
+  _PULL_BASE_REF: 'master'

hack/prow/prow_images.mk

@@ -31,3 +31,8 @@ push-kicbase-image-prow:
 	./hack/build_auto_pause.sh $(KICBASE_ARCH) $(CURDIR)/deploy/kicbase
 	docker buildx build --push --platform  $(PROW_IMAGE_PLATFORMS) \
 		-t us-central1-docker.pkg.dev/k8s-staging-images/minikube/kicbase:$(_GIT_TAG) -t us-central1-docker.pkg.dev/k8s-staging-images/minikube/kicbase:latest -f deploy/kicbase/Dockerfile deploy/kicbase
+
+.PHONY: push-auto-pause-hook-image-prow
+push-auto-pause-hook-image-prow:
+	docker buildx build --push --platform $(PROW_IMAGE_PLATFORMS) \
+		-t us-central1-docker.pkg.dev/k8s-staging-images/minikube/auto-pause-hook:$(_GIT_TAG) -t us-central1-docker.pkg.dev/k8s-staging-images/minikube/auto-pause-hook:latest -f deploy/addons/auto-pause/Dockerfile .