Build Function Runner Docker Image (#2729)

porch/Makefile

@@ -70,7 +70,7 @@ start-kube-apiserver:
 
 .PHONY: start-function-runner
 start-function-runner:
-	cd func; docker buildx build -t function-runner .
+	$(MAKE) -C ./func build-image
 	docker stop function-runner || true
 	docker rm -f function-runner || true
 	docker run --detach \

porch/func/Makefile

@@ -12,6 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+GCP_PROJECT_ID ?= $(shell gcloud config get-value project)
+IMAGE_TAG  ?= latest
+IMAGE_REPO ?= gcr.io/$(GCP_PROJECT_ID)
+IMAGE_NAME ?= function-runner
 COMPILED_PROTO=evaluator/evaluator_grpc.pb.go evaluator/evaluator.pb.go
 
 all: $(COMPILED_PROTO)
@@ -23,3 +27,11 @@ $(COMPILED_PROTO): evaluator/evaluator.proto
 	  --go_out=./evaluator --go_opt=paths=source_relative \
 	  --go-grpc_out=./evaluator --go-grpc_opt=paths=source_relative \
 	  ./evaluator/evaluator.proto 
+
+.PHONY: build-image
+build-image:
+	docker buildx build --tag $(IMAGE_NAME):$(IMAGE_TAG) --tag $(IMAGE_REPO)/$(IMAGE_NAME):$(IMAGE_TAG) .
+
+.PHONY: push-image
+push-image:
+	docker buildx build --push --tag $(IMAGE_REPO)/$(IMAGE_NAME):$(IMAGE_TAG) .