Add deployment and debugging Makefile targets

Makefile

@@ -1,13 +1,44 @@
 # virtual-kubelet-saladcloud
 
+# Standard Development Targets
+# build - build the project, binaries go into ./bin
+# build-image - build a Docker image with the virtual-kubelet binary
+# clean - clean up built binaries and cached Go artifacts
+# lint - run golangci-lint (set args in LINT_ARGS)
+# tidy - "go mod tidy"
+
+# Deployment and Debug Targets
+# install - install the Docker image into the current k8s environment
+#   (add additional args in INSTALL_ARGS)
+# dry-install - run install with --dry-run
+# uninstall - delete the Docker image deployment from the current k8s environment
+# run - run bin/virtual-kubelet in the foreground using the SCE_* environment variables
+
+IMAGE_TAG ?= latest
+
+NAMESPACE ?= saladcloud
+DEPLOYMENT_NAME ?= saladcloud-node
+LOG_LEVEL ?= INFO
+
+# These must be defined in the environmnet before executing 'make install'
+SCE_API_KEY ?= api-key
+SCE_ORGANIZATION_NAME ?= org-name
+SCE_PROJECT_NAME ?= project-name
+
+# Development targets
+
+CMDS := bin/virtual-kubelet
+
 .PHONY: build
-build: CGO_ENABLED=0
-build:
-	go build -o ./bin/virtual-kubelet ./cmd/virtual-kubelet/main.go
+build: $(CMDS)
+
+.PHONY: build-image
+build-image:
+	docker build --tag ghcr.io/saladtechnologies/virtual-kubelet-saladcloud:$(IMAGE_TAG) --file docker/Dockerfile .
 
 .PHONY: clean
 clean:
-	rm -rf ./bin
+	rm $(CMDS)
 	go clean
 
 .PHONY: lint
@@ -16,6 +47,61 @@ lint:
 
 .PHONY: test
 test:
+	go test -v ./...
 
 tidy:
 	go mod tidy
+
+# The conventional BUILD_VERSION is not very useful at the moment since we are not tagging the repo
+# Use the sha for the build as a version for now.
+# bin/virtual-kubelet: BUILD_VERSION ?= $(shell git describe --tags --always --dirty="-dev")
+bin/virtual-kubelet: BUILD_VERSION ?= $(shell git rev-parse --short HEAD)
+
+# It seems more useful to have the commit date than the build date for ordering versions
+# since commit shas have no order
+# bin/virtual-kubelet: BUILD_DATE    ?= $(shell date -u '+%Y-%m-%d-%H:%M UTC')
+bin/virtual-kubelet: BUILD_DATE    ?= $(shell git log -1 --format=%cd --date=format:"%Y%m%d")
+
+bin/virtual-kubelet: VERSION_FLAGS := -ldflags='-X "main.buildVersion=$(BUILD_VERSION)" -X "main.buildTime=$(BUILD_DATE)"'
+
+bin/%: CGO_ENABLED=0
+bin/%:
+	go build -ldflags '-extldflags "-static"' -o bin/$(*) $(VERSION_FLAGS) ./cmd/$(*)
+
+# Deploy and debug targets
+
+# Install and start the Docker image in k8s
+.PHONY: install
+install:
+	helm install \
+	  --create-namespace \
+	  --namespace $(NAMESPACE) \
+	  --set salad.apiKey=$(SCE_API_KEY) \
+	  --set salad.organizationName=$(SCE_ORGANIZATION_NAME) \
+	  --set salad.projectName=$(SCE_PROJECT_NAME) \
+	  --set provider.image.tag=$(IMAGE_TAG) \
+	  --set provider.logLevel=$(LOG_LEVEL) \
+	  $(INSTALL_ARGS) \
+	  $(DEPLOYMENT_NAME) \
+	  ./charts/virtual-kubelet
+
+.PHONY: dry-install
+dry-install:
+	$(MAKE) install INSTALL_ARGS="--dry-run"
+
+.PHONY: uninstall
+uninstall:
+	helm uninstall \
+	  --namespace $(NAMESPACE) \
+	  $(DEPLOYMENT_NAME)
+
+# Run in foreground for debugging
+.PHONY: run
+run:
+	bin/virtual-kubelet \
+	  --nodename $(DEPLOYMENT_NAME) \
+	  --log-level DEBUG \
+	  --disable-taint \
+	  --sce-organization-name $(SCE_ORGANIZATION_NAME) \
+	  --sce-project-name $(SCE_PROJECT_NAME) \
+	  --sce-api-key $(SCE_API_KEY)