implement makefile build infrastructure

Makefile

@@ -0,0 +1,35 @@
+REPO               = knative-lambda-runtime
+REPO_DESC          = TriggerMesh Knative Lambda Runtime
+RUNTIMES           = java8 node-10.x node-4.x python-2.7 python-3.7 ruby-2.5
+
+BASE_DIR          ?= $(CURDIR)
+
+DOCKER            ?= docker
+IMAGE_REPO        ?= gcr.io/triggermesh
+IMAGE_TAG         ?= latest
+IMAGE_SHA         ?= $(shell git rev-parse HEAD)
+
+.PHONY: help images cloudbuild-test cloudbuild
+
+all: images
+
+help: ## Display this help
+	@awk 'BEGIN {FS = ":.*?## "; printf "\n$(REPO_DESC)\nUsage:\n  make \033[36m<source>\033[0m\n"} /^[a-zA-Z0-9._-]+:.*?## / {printf "  \033[36m%-20s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)
+
+IMAGES = $(foreach r,$(RUNTIMES),$(r).image)
+images: $(IMAGES) ## Build the Docker images
+$(IMAGES): %.image:
+	@docker build -t $(IMAGE_REPO)/knative-lambda-$$(echo "$*" | sed -n -e "s/\([[:alnum:]]*\)\(-\)*\([0-9]*\)\(\.\)*\([0-9]*\)\(\.\)*\([0-9]*\).*/\1\3\5\7/p") $*
+
+
+CLOUDBUILD_TEST = $(foreach r,$(RUNTIMES),$(r).cloudbuild-test)
+cloudbuild-test: $(CLOUDBUILD_TEST) ## Test container image build with Google Cloud Build
+$(CLOUDBUILD_TEST): %.cloudbuild-test:
+	@echo "gcloud builds submit $* --config cloudbuild.yaml --substitutions _RUNTIME=knative-lambda-$$(echo "$*" | sed -n -e "s/\([[:alnum:]]*\)\(-\)*\([0-9]*\)\(\.\)*\([0-9]*\)\(\.\)*\([0-9]*\).*/\1\3\5\7/p"),COMMIT_SHA=${IMAGE_SHA},_KANIKO_IMAGE_TAG=_"
+	@gcloud builds submit $* --config cloudbuild.yaml --substitutions _RUNTIME=knative-lambda-$$(echo "$*" | sed -n -e "s/\([[:alnum:]]*\)\(-\)*\([0-9]*\)\(\.\)*\([0-9]*\)\(\.\)*\([0-9]*\).*/\1\3\5\7/p"),COMMIT_SHA=${IMAGE_SHA},_KANIKO_IMAGE_TAG=_
+
+CLOUDBUILD = $(foreach r,$(RUNTIMES),$(r).cloudbuild)
+cloudbuild: $(CLOUDBUILD) ## Build and publish image to GCR
+$(CLOUDBUILD): %.cloudbuild:
+	@echo "gcloud builds submit $* --config cloudbuild.yaml --substitutions _RUNTIME=knative-lambda-$$(echo "$*" | sed -n -e "s/\([[:alnum:]]*\)\(-\)*\([0-9]*\)\(\.\)*\([0-9]*\)\(\.\)*\([0-9]*\).*/\1\3\5\7/p"),COMMIT_SHA=${IMAGE_SHA},_KANIKO_IMAGE_TAG=${IMAGE_TAG}"
+	@gcloud builds submit $* --config cloudbuild.yaml --substitutions _RUNTIME=knative-lambda-$$(echo "$*" | sed -n -e "s/\([[:alnum:]]*\)\(-\)*\([0-9]*\)\(\.\)*\([0-9]*\)\(\.\)*\([0-9]*\).*/\1\3\5\7/p"),COMMIT_SHA=${IMAGE_SHA},_KANIKO_IMAGE_TAG=${IMAGE_TAG}

cloudbuild.yaml

@@ -1,32 +1,28 @@
 steps:
-## Build python37 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-python37:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-python37:latest', '-f' ,'./python-3.7/Dockerfile', '.' ]
 
-## Build python27 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-python27:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-python27:latest', '-f' ,'./python-2.7/Dockerfile', '.' ]
+- name: gcr.io/kaniko-project/executor:latest
+  args:
+  - --dockerfile=Dockerfile
+  - --build-arg=VERSION=${_KANIKO_IMAGE_TAG}
+  - --destination=gcr.io/$PROJECT_ID/${_RUNTIME}:${COMMIT_SHA}
+  - --destination=gcr.io/$PROJECT_ID/${_RUNTIME}:${_KANIKO_IMAGE_TAG}
+  - --cache-repo=gcr.io/$PROJECT_ID/${_RUNTIME}/cache
+  - --cache=${_KANIKO_USE_BUILD_CACHE}
+  - --no-push=${_KANIKO_NO_PUSH}
+  - ${_KANIKO_EXTRA_ARGS}
+  waitFor: ['-']
 
-## Build node4 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-node4:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-node4:latest', '-f' ,'./node-4.x/Dockerfile', '.' ]
+timeout: 600s
 
-## Build node10 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-node10:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-node10:latest', '-f' ,'./node-10.x/Dockerfile', '.' ]
+substitutions:
+  _RUNTIME:
+  _KANIKO_IMAGE_TAG: latest
+  _KANIKO_NO_PUSH: 'false'
+  _KANIKO_USE_BUILD_CACHE: 'true'
+  _KANIKO_EXTRA_ARGS:
 
-## Build ruby25 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-ruby25:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-ruby25:latest', '-f' ,'./ruby-2.5/Dockerfile', '.' ]
+options:
+  substitution_option: ALLOW_LOOSE
 
-## Build java8 runtime
-- name: 'gcr.io/cloud-builders/docker'
-  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-java8:$REVISION_ID', '-t', 'gcr.io/$PROJECT_ID/knative-lambda-java8:latest', 'java8' ]
-
-images: 
-  - 'gcr.io/$PROJECT_ID/knative-lambda-python37'
-  - 'gcr.io/$PROJECT_ID/knative-lambda-python27'
-  - 'gcr.io/$PROJECT_ID/knative-lambda-node4'
-  - 'gcr.io/$PROJECT_ID/knative-lambda-node10'
-  - 'gcr.io/$PROJECT_ID/knative-lambda-ruby25'
-  - 'gcr.io/$PROJECT_ID/knative-lambda-java8'
+tags:
+  - knative-lambda-runtime