Makefile.codegen.template

CLIENTSET_GENERATOR_VERSION := kubernetes-1.15.12
GEN_APIDOCS_VERSION := v0.0.0-20190912061656-a61bc210ee54
OPENAPI_GEN_VERSION := 36ebc4887cdc
CODEGEN_VERSION := v0.0.1
INPUT_PKG=pkg/api
OUTPUT_PKG=pkg/api
GROUP_WITH_VERSIONS=crds.jenkinsx.io:v1alpha1
GO_PKG=github.com/jenkins-x/project
ISOLATED_GOPATH := ${HOME}/.jx/codegen
CODE_GEN_BIN_NAME := ${ISOLATED_GOPATH}/bin/codegen

# Generate go code using generate directives in files and kubernetes code generation
# Anything generated by this target should be checked in
generate: generate-clean install-codegen generate-openapi generate-client ## Generate the Go code (crds, mocks, openapi, client)
	@$(MAKE) fmt
	@echo "Generation complete"

codegen-install:
	GOPATH=${ISOLATED_GOPATH} rm -f ${GOPATH}/bin/codegen
	GOPATH=${ISOLATED_GOPATH} $(GO) get github.com/jenkins-x/jx-codegen/cmd/codegen@$(CODEGEN_VERSION)

generate-codegen: codegen-clean codegen-install codegen-clientset codegen-openapi
	@$(MAKE) codegen-fmt
	@echo "Generation complete"

generate-client: codegen-clientset codegen-fmt ## Generate the client

codegen-clientset: codegen-install ## Generate the k8s types and clients
	@echo "Generating Kubernetes Clients for ${INPUT_PKG} in ${OUTPUT_PKG} for ${GROUP_WITH_VERSIONS}"
	$(CODE_GEN_BIN_NAME) --generator-version $(CLIENTSET_GENERATOR_VERSION) clientset --output-package=${OUTPUT_PKG} --input-package=${INPUT_PKG} --group-with-version=${GROUP_WITH_VERSIONS}

# Generated docs are not checked in
generate-docs: codegen-install ## Generate the docs
	@echo "Generating HTML docs for Kubernetes Clients"
	$(CODE_GEN_BIN_NAME) --generator-version $(GEN_APIDOCS_VERSION) docs

generate-openapi: codegen-openapi codegen-fmt

codegen-openapi:
	@echo "Generating OpenAPI structs for Kubernetes Clients"
	$(CODE_GEN_BIN_NAME) openapi --generator-version $(OPENAPI_GEN_VERSION)  --output-package=${OUTPUT_PKG} --input-package=${GO_PKG}/${INPUT_PKG} --group-with-version=${GROUP_WITH_VERSIONS} --open-api-dependency "k8s.io/apimachinery:pkg/apis:meta:v1" --open-api-dependency "k8s.io/apimachinery:pkg/api:resource:" --open-api-dependency "k8s.io/apimachinery:pkg/util:intstr:" --open-api-dependency "k8s.io/api::batch:v1" --open-api-dependency "k8s.io/api::core:v1" --open-api-dependency "k8s.io/api::rbac:v1" --open-api-dependency "k8s.io/apiextensions-apiserver:pkg/apis:apiextensions:v1beta1"

stash:
	# Making sure repo has no outstanding changes
	git stash

# Verifies that generated code is in sync with implementation
verify-generation-complete: stash generate ## Verify the generated code is up to date
	# exclude pkg/client/openapi/k8s_io_apimachinery_intstr_unversioned/openapi_generated.go since it can differs in amount of empty lines in header
	$(eval CHANGED = $(shell git ls-files --modified -- . ':(exclude)pkg/client/openapi/k8s_io_apimachinery_intstr_unversioned/openapi_generated.go'))
	@if [ "$(CHANGED)" == "" ]; \
      	then \
      	    echo "All generated files up to date"; \
      	else \
      		echo "Code generation is out of date"; \
      		echo "$(CHANGED)"; \
			git diff; \
      		exit 1; \
      	fi

codegen-fmt: ## Format the code
	$(eval FORMATTED = $(shell $(GO) fmt ./...))
	@if [ "$(FORMATTED)" == "" ]; \
      	then \
      	    echo "All Go files properly formatted"; \
      	else \
      		echo "Fixed formatting for: $(FORMATTED)"; \
      	fi