Makefile.e2e

# skaffold checks for kubectl context
# For minikube, docker-for-desktop and docker-desktop the context matches above names
# If one wants to use kind, kind gives context names based on the cluster-name
# But as of now they match the following syntax: kind-*
# The first check verifies that this is a kind kubernetes context
# Second check verifies the other ones
.PHONY: skaffold.validate
skaffold.validate: kubectl_context := $(shell kubectl config current-context)
skaffold.validate:

	@if [[ "$(kubectl_context)" =~ .*"kind".* ]]; then \
		true; \
	elif [[ ! "minikube,docker-for-desktop,docker-desktop" =~ .*"$(kubectl_context)".* ]]; then \
		echo current-context is [$(kubectl_context)]. Must be one of [minikube,docker-for-desktop,docker-desktop]; \
		false; \
	fi

# skaffold deploys the virtual-kubelet to the Kubernetes cluster targeted by the current kubeconfig using skaffold.
# The current context (as indicated by "kubectl config current-context") must be one of "minikube" or "docker-for-desktop".
# MODE must be set to one of "dev" (default), "delete" or "run", and is used as the skaffold command to be run.
.PHONY: skaffold
skaffold: MODE ?= dev
.SECONDEXPANSION:
skaffold: skaffold/$$(MODE)

.PHONY: skaffold/%
skaffold/%: PROFILE := local
skaffold/%: skaffold.validate
	skaffold $(*) \
		-f $(PWD)/hack/skaffold/virtual-kubelet/skaffold.yml \
		-p $(PROFILE)

skaffold/run skaffold/dev: bin/e2e/virtual-kubelet

bin/e2e:
	@mkdir -p bin/e2e

bin/e2e/virtual-kubelet: bin/e2e
	GOOS=linux GOARCH=amd64 $(MAKE) OUTPUT_DIR=$(@D) build

# e2e runs the end-to-end test suite against the Kubernetes cluster targeted by the current kubeconfig.
# It automatically deploys the virtual-kubelet with the mock provider by running "make skaffold MODE=run".
# It is the caller's responsibility to cleanup the deployment after running this target (e.g. by running "make skaffold MODE=delete").
.PHONY: e2e
e2e: KUBECONFIG ?= $(HOME)/.kube/config
e2e: NAMESPACE := default
e2e: NODE_NAME := vkubelet-mock-0
e2e: export VK_BUILD_TAGS += mock_provider
e2e: e2e.clean bin/e2e/virtual-kubelet skaffold/run
	@echo Running tests...
	cd $(PWD)/internal/test/e2e && $(GOTEST) -timeout 5m -tags e2e ./... \
		-kubeconfig=$(KUBECONFIG) \
		-namespace=$(NAMESPACE) \
		-node-name=$(NODE_NAME)
	@$(MAKE) e2e.clean

.PHONY: e2e.clean
e2e.clean: NODE_NAME ?= vkubelet-mock-0
e2e.clean: skaffold/delete
	kubectl delete --ignore-not-found node $(NODE_NAME); \
	if [ -f bin/e2e/virtual-kubelet ]; then  rm bin/e2e/virtual-kubelet; fi