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Makefile
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FLAGS =
TESTENVVAR =
REGISTRY ?= gcr.io/k8s-staging-kube-state-metrics
TAG_PREFIX = v
VERSION = $(shell cat VERSION)
TAG ?= $(TAG_PREFIX)$(VERSION)
LATEST_RELEASE_BRANCH := release-$(shell grep -ohE "[0-9]+.[0-9]+" VERSION)
BRANCH = $(strip $(shell git rev-parse --abbrev-ref HEAD))
DOCKER_CLI ?= docker
PROMTOOL_CLI ?= promtool
PKGS = $(shell go list ./... | grep -v /vendor/ | grep -v /tests/e2e)
ARCH ?= $(shell go env GOARCH)
BUILD_DATE = $(shell date -u +'%Y-%m-%dT%H:%M:%SZ')
GIT_COMMIT ?= $(shell git rev-parse --short HEAD)
OS ?= $(shell uname -s | tr A-Z a-z)
ALL_ARCH = amd64 arm arm64 ppc64le s390x
PKG = github.com/prometheus/common
PROMETHEUS_VERSION = 2.46.0
GO_VERSION = 1.21.1
IMAGE = $(REGISTRY)/kube-state-metrics
MULTI_ARCH_IMG = $(IMAGE)-$(ARCH)
USER ?= $(shell id -u -n)
HOST ?= $(shell hostname)
MARKDOWNLINT_CLI2_VERSION = 0.9.2
export DOCKER_CLI_EXPERIMENTAL=enabled
validate-modules:
@echo "- Verifying that the dependencies have expected content..."
go mod verify
@echo "- Checking for any unused/missing packages in go.mod..."
go mod tidy
@git diff --exit-code -- go.sum go.mod
licensecheck:
@echo ">> checking license header"
@licRes=$$(for file in $$(find . -type f -iname '*.go' ! -path './vendor/*') ; do \
awk 'NR<=5' $$file | grep -Eq "(Copyright|generated|GENERATED)" || echo $$file; \
done); \
if [ -n "$${licRes}" ]; then \
echo "license header checking failed:"; echo "$${licRes}"; \
exit 1; \
fi
lint: shellcheck licensecheck lint-markdown-format
golangci-lint run
lint-fix: fix-markdown-format
golangci-lint run --fix -v
doccheck: generate
@echo "- Checking if the generated documentation is up to date..."
@git diff --exit-code
@echo "- Checking if the documentation is in sync with the code..."
@grep -hoE -d skip '\| kube_[^ |]+' docs/* --exclude=README.md | sed -E 's/\| //g' | sort -u > documented_metrics
@find internal/store -type f -not -name '*_test.go' -exec sed -nE 's/.*"(kube_[^"]+)".*/\1/p' {} \; | sort -u > code_metrics
@diff -u0 code_metrics documented_metrics || (echo "ERROR: Metrics with - are present in code but missing in documentation, metrics with + are documented but not found in code."; exit 1)
@echo OK
@rm -f code_metrics documented_metrics
@echo "- Checking for orphan documentation files"
@cd docs; for doc in *.md; do if [ "$$doc" != "README.md" ] && ! grep -q "$$doc" *.md; then echo "ERROR: No link to documentation file $${doc} detected"; exit 1; fi; done
@echo OK
build-local:
GOOS=$(OS) GOARCH=$(ARCH) CGO_ENABLED=0 go build -ldflags "-s -w -X ${PKG}/version.Version=${TAG} -X ${PKG}/version.Revision=${GIT_COMMIT} -X ${PKG}/version.Branch=${BRANCH} -X ${PKG}/version.BuildUser=${USER}@${HOST} -X ${PKG}/version.BuildDate=${BUILD_DATE}" -o kube-state-metrics
build: kube-state-metrics
kube-state-metrics:
# Need to update git setting to prevent failing builds due to https://github.com/docker-library/golang/issues/452
${DOCKER_CLI} run --rm -v "${PWD}:/go/src/k8s.io/kube-state-metrics" -w /go/src/k8s.io/kube-state-metrics -e GOOS=$(OS) -e GOARCH=$(ARCH) golang:${GO_VERSION} git config --global --add safe.directory "*" && make build-local
test-unit:
GOOS=$(shell uname -s | tr A-Z a-z) GOARCH=$(ARCH) $(TESTENVVAR) go test --race $(FLAGS) $(PKGS)
test-rules:
${PROMTOOL_CLI} test rules tests/rules/alerts-test.yaml
shellcheck:
${DOCKER_CLI} run -v "${PWD}:/mnt" koalaman/shellcheck:stable $(shell find . -type f -name "*.sh" -not -path "*vendor*")
lint-markdown-format:
${DOCKER_CLI} run -v "${PWD}:/workdir" davidanson/markdownlint-cli2:v${MARKDOWNLINT_CLI2_VERSION} --config .markdownlint-cli2.jsonc
fix-markdown-format:
${DOCKER_CLI} run -v "${PWD}:/workdir" davidanson/markdownlint-cli2:v${MARKDOWNLINT_CLI2_VERSION} --fix --config .markdownlint-cli2.jsonc
# Runs benchmark tests on the current git ref and the last release and compares
# the two.
test-benchmark-compare:
@git fetch
./tests/compare_benchmarks.sh main
./tests/compare_benchmarks.sh ${LATEST_RELEASE_BRANCH}
all: all-container
# Container build for multiple architectures as defined in ALL_ARCH
container: container-$(ARCH)
container-%:
${DOCKER_CLI} build --pull -t $(IMAGE)-$*:$(TAG) --build-arg GOVERSION=$(GO_VERSION) --build-arg GOARCH=$* .
sub-container-%:
$(MAKE) --no-print-directory ARCH=$* container
all-container: $(addprefix sub-container-,$(ALL_ARCH))
# Container push, push is the target to push for multiple architectures as defined in ALL_ARCH
push: $(addprefix sub-push-,$(ALL_ARCH)) push-multi-arch;
sub-push-%: container-% do-push-% ;
do-push-%:
${DOCKER_CLI} push $(IMAGE)-$*:$(TAG)
push-multi-arch:
${DOCKER_CLI} manifest create --amend $(IMAGE):$(TAG) $(shell echo $(ALL_ARCH) | sed -e "s~[^ ]*~$(IMAGE)\-&:$(TAG)~g")
@for arch in $(ALL_ARCH); do ${DOCKER_CLI} manifest annotate --arch $${arch} $(IMAGE):$(TAG) $(IMAGE)-$${arch}:$(TAG); done
${DOCKER_CLI} manifest push --purge $(IMAGE):$(TAG)
clean:
rm -f kube-state-metrics
git clean -Xfd .
e2e:
./tests/e2e.sh
generate: build-local
@echo ">> generating docs"
@./scripts/generate-help-text.sh
embedmd -w `find . -path ./vendor -prune -o -name "*.md" -print`
validate-manifests: examples
@git diff --exit-code
mixin: examples/prometheus-alerting-rules/alerts.yaml
examples/prometheus-alerting-rules/alerts.yaml: jsonnet $(shell find jsonnet | grep ".libsonnet") scripts/mixin.jsonnet scripts/vendor
mkdir -p examples/prometheus-alerting-rules
jsonnet -J scripts/vendor scripts/mixin.jsonnet | gojsontoyaml > examples/prometheus-alerting-rules/alerts.yaml
examples: examples/standard examples/autosharding examples/daemonsetsharding mixin
examples/standard: jsonnet $(shell find jsonnet | grep ".libsonnet") scripts/standard.jsonnet scripts/vendor VERSION
mkdir -p examples/standard
jsonnet -J scripts/vendor -m examples/standard --ext-str version="$(VERSION)" scripts/standard.jsonnet | xargs -I{} sh -c 'cat {} | gojsontoyaml > `echo {} | sed "s/\(.\)\([A-Z]\)/\1-\2/g" | tr "[:upper:]" "[:lower:]"`.yaml' -- {}
find examples -type f ! -name '*.yaml' -delete
examples/autosharding: jsonnet $(shell find jsonnet | grep ".libsonnet") scripts/autosharding.jsonnet scripts/vendor VERSION
mkdir -p examples/autosharding
jsonnet -J scripts/vendor -m examples/autosharding --ext-str version="$(VERSION)" scripts/autosharding.jsonnet | xargs -I{} sh -c 'cat {} | gojsontoyaml > `echo {} | sed "s/\(.\)\([A-Z]\)/\1-\2/g" | tr "[:upper:]" "[:lower:]"`.yaml' -- {}
find examples -type f ! -name '*.yaml' -delete
examples/daemonsetsharding: jsonnet $(shell find jsonnet | grep ".libsonnet") scripts/daemonsetsharding.jsonnet scripts/vendor VERSION
mkdir -p examples/daemonsetsharding
jsonnet -J scripts/vendor -m examples/daemonsetsharding --ext-str version="$(VERSION)" scripts/daemonsetsharding.jsonnet | xargs -I{} sh -c 'cat {} | gojsontoyaml > `echo {} | sed "s/\(.\)\([A-Z]\)/\1-\2/g" | tr "[:upper:]" "[:lower:]"`.yaml' -- {}
find examples -type f ! -name '*.yaml' -delete
scripts/vendor: scripts/jsonnetfile.json scripts/jsonnetfile.lock.json
cd scripts && jb install
install-tools:
@echo Installing tools from tools.go
grep '^\s*_' tools/tools.go | awk '{print $$2}' | xargs -tI % go install -mod=readonly -modfile=tools/go.mod %
install-promtool:
@echo Installing promtool
@wget -qO- "https://github.com/prometheus/prometheus/releases/download/v${PROMETHEUS_VERSION}/prometheus-${PROMETHEUS_VERSION}.${OS}-${ARCH}.tar.gz" |\
tar xvz --strip-components=1 prometheus-${PROMETHEUS_VERSION}.${OS}-${ARCH}/promtool
.PHONY: all build build-local all-push all-container container container-* do-push-* sub-push-* push push-multi-arch test-unit test-rules test-benchmark-compare clean e2e validate-modules shellcheck licensecheck lint lint-fix generate embedmd