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Makefile
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# Common User-Settable Flags
# --------------------------
REGISTRY?=gcr.io/k8s-staging-metrics-server
ARCH?=amd64
# Release variables
# ------------------
GIT_COMMIT?=$(shell git rev-parse "HEAD^{commit}" 2>/dev/null)
GIT_TAG?=$(shell git describe --abbrev=0 --tags 2>/dev/null)
BUILD_DATE:=$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')
# Consts
# ------
ALL_ARCHITECTURES=amd64 arm arm64 ppc64le s390x
export DOCKER_CLI_EXPERIMENTAL=enabled
# Computed variables
# ------------------
HAS_GOLANGCI:=$(shell which golangci-lint)
GOPATH:=$(shell go env GOPATH)
REPO_DIR:=$(shell pwd)
LDFLAGS=-w $(VERSION_LDFLAGS)
.PHONY: all
all: metrics-server
# Build Rules
# -----------
SRC_DEPS=$(shell find pkg cmd -type f -name "*.go") go.mod go.sum
CHECKSUM=$(shell md5sum $(SRC_DEPS) | md5sum | awk '{print $$1}')
PKG:=k8s.io/client-go/pkg
LDFLAGS:=-X $(PKG)/version.gitVersion=$(GIT_TAG) -X $(PKG)/version.gitCommit=$(GIT_COMMIT) -X $(PKG)/version.buildDate=$(BUILD_DATE)
metrics-server: $(SRC_DEPS)
GOARCH=$(ARCH) CGO_ENABLED=0 go build -mod=readonly -ldflags "$(LDFLAGS)" -o metrics-server sigs.k8s.io/metrics-server/cmd/metrics-server
# Image Rules
# -----------
CONTAINER_ARCH_TARGETS=$(addprefix container-,$(ALL_ARCHITECTURES))
.PHONY: container
container:
# Pull base image explicitly. Keep in sync with Dockerfile, otherwise
# GCB builds will start failing.
docker pull golang:1.19.11
docker build -t $(REGISTRY)/metrics-server-$(ARCH):$(CHECKSUM) --build-arg ARCH=$(ARCH) --build-arg GIT_TAG=$(GIT_TAG) --build-arg GIT_COMMIT=$(GIT_COMMIT) .
.PHONY: container-all
container-all: $(CONTAINER_ARCH_TARGETS);
.PHONY: $(CONTAINER_ARCH_TARGETS)
$(CONTAINER_ARCH_TARGETS): container-%:
ARCH=$* $(MAKE) container
# Official Container Push Rules
# -----------------------------
PUSH_ARCH_TARGETS=$(addprefix push-,$(ALL_ARCHITECTURES))
.PHONY: push
push: container
docker tag $(REGISTRY)/metrics-server-$(ARCH):$(CHECKSUM) $(REGISTRY)/metrics-server-$(ARCH):$(GIT_TAG)
docker push $(REGISTRY)/metrics-server-$(ARCH):$(GIT_TAG)
.PHONY: push-all
push-all: $(PUSH_ARCH_TARGETS) push-multi-arch;
.PHONY: $(PUSH_ARCH_TARGETS)
$(PUSH_ARCH_TARGETS): push-%:
ARCH=$* $(MAKE) push
.PHONY: push-multi-arch
push-multi-arch:
docker manifest create --amend $(REGISTRY)/metrics-server:$(GIT_TAG) $(shell echo $(ALL_ARCHITECTURES) | sed -e "s~[^ ]*~$(REGISTRY)/metrics-server\-&:$(GIT_TAG)~g")
@for arch in $(ALL_ARCHITECTURES); do docker manifest annotate --arch $${arch} $(REGISTRY)/metrics-server:$(GIT_TAG) $(REGISTRY)/metrics-server-$${arch}:${GIT_TAG}; done
docker manifest push --purge $(REGISTRY)/metrics-server:$(GIT_TAG)
# Release rules
# -------------
.PHONY: release-tag
release-tag:
git tag $(GIT_TAG)
git push origin $(GIT_TAG)
.PHONY: release-manifests
release-manifests:
mkdir -p _output
kubectl kustomize manifests/release > _output/components.yaml
kubectl kustomize manifests/high-availability > _output/high-availability.yaml
kubectl kustomize manifests/high-availability-1.21+ > _output/high-availability-1.21+.yaml
# Unit tests
# ----------
.PHONY: test-unit
test-unit:
GO111MODULE=on GOARCH=$(ARCH) go test --test.short -race ./pkg/... ./cmd/...
# Benchmarks
# ----------
HAS_BENCH_STORAGE=$(wildcard ./_output/bench_storage.txt)
.PHONY: bench-storage
bench-storage: benchstat
@mkdir -p _output
ifneq ("$(HAS_BENCH_STORAGE)","")
@mv _output/bench_storage.txt _output/bench_storage.old.txt
endif
@go test ./pkg/storage/ -bench=. -run=^$ -benchmem -count 5 -timeout 1h | tee _output/bench_storage.txt
ifeq ("$(HAS_BENCH_STORAGE)","")
@cp _output/bench_storage.txt _output/bench_storage.old.txt
endif
@echo
@echo 'Comparing versus previous run. When optimizing copy everything below this line and include in PR description.'
@echo
@benchstat _output/bench_storage.old.txt _output/bench_storage.txt
HAS_BENCHSTAT:=$(shell which benchstat)
.PHONY: benchstat
benchstat:
ifndef HAS_BENCHSTAT
@go install -mod=readonly golang.org/x/perf/cmd/benchstat
endif
# Image tests
# ------------
.PHONY: test-image
test-image: container
IMAGE=$(REGISTRY)/metrics-server-$(ARCH):$(CHECKSUM) EXPECTED_ARCH=$(ARCH) EXPECTED_VERSION=$(GIT_TAG) ./test/test-image.sh
.PHONY: test-image-all
test-image-all:
@for arch in $(ALL_ARCHITECTURES); do ARCH=$${arch} $(MAKE) test-image; done
# E2e tests
# -----------
.PHONY: test-e2e
test-e2e: test-e2e-1.24
.PHONY: test-e2e-all
test-e2e-all: test-e2e-1.24 test-e2e-1.23 test-e2e-1.22
.PHONY: test-e2e-1.24
test-e2e-1.24:
NODE_IMAGE=kindest/node:v1.24.0@sha256:0866296e693efe1fed79d5e6c7af8df71fc73ae45e3679af05342239cdc5bc8e ./test/test-e2e.sh
.PHONY: test-e2e-1.23
test-e2e-1.23:
NODE_IMAGE=kindest/node:v1.23.0@sha256:49824ab1727c04e56a21a5d8372a402fcd32ea51ac96a2706a12af38934f81ac ./test/test-e2e.sh
.PHONY: test-e2e-1.22
test-e2e-1.22:
NODE_IMAGE=kindest/node:v1.22.0@sha256:b8bda84bb3a190e6e028b1760d277454a72267a5454b57db34437c34a588d047 ./test/test-e2e.sh
.PHONY: test-e2e-ha
test-e2e-ha:
SKAFFOLD_PROFILE="test-ha" $(MAKE) test-e2e
.PHONY: test-e2e-ha-all
test-e2e-ha-all:
SKAFFOLD_PROFILE="test-ha" $(MAKE) test-e2e-all
.PHONY: test-e2e-helm
test-e2e-helm:
SKAFFOLD_PROFILE="helm" $(MAKE) test-e2e
.PHONY: test-e2e-helm-all
test-e2e-helm-all:
SKAFFOLD_PROFILE="helm" $(MAKE) test-e2e-all
# Static analysis
# ---------------
.PHONY: verify
verify: verify-licenses verify-lint verify-toc verify-deps verify-generated verify-structured-logging
.PHONY: update
update: update-licenses update-lint update-toc update-deps update-generated
# License
# -------
HAS_ADDLICENSE:=$(shell which addlicense)
.PHONY: verify-licenses
verify-licenses:addlicense
find -type f -name "*.go" ! -path "*/vendor/*" | xargs $(GOPATH)/bin/addlicense -check || (echo 'Run "make update"' && exit 1)
.PHONY: update-licenses
update-licenses: addlicense
find -type f -name "*.go" ! -path "*/vendor/*" | xargs $(GOPATH)/bin/addlicense -c "The Kubernetes Authors."
.PHONY: addlicense
addlicense:
ifndef HAS_ADDLICENSE
go install -mod=readonly github.com/google/addlicense
endif
# Lint
# ----
.PHONY: verify-lint
verify-lint: golangci
golangci-lint run --timeout 10m --modules-download-mode=readonly || (echo 'Run "make update"' && exit 1)
.PHONY: update-lint
update-lint: golangci
golangci-lint run --fix --modules-download-mode=readonly
HAS_GOLANGCI:=$(shell which golangci-lint)
.PHONY: golangci
golangci:
ifndef HAS_GOLANGCI
curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.51.2
endif
# Table of Contents
# -----------------
docs_with_toc=FAQ.md KNOWN_ISSUES.md
.PHONY: verify-toc
verify-toc: mdtoc $(docs_with_toc)
$(GOPATH)/bin/mdtoc --inplace --dryrun $(docs_with_toc)
.PHONY: update-toc
update-toc: mdtoc $(docs_with_toc)
$(GOPATH)/bin/mdtoc --inplace $(docs_with_toc)
HAS_MDTOC:=$(shell which mdtoc)
.PHONY: mdtoc
mdtoc:
ifndef HAS_MDTOC
go install -mod=readonly sigs.k8s.io/mdtoc
endif
# Structured Logging
# -----------------
.PHONY: verify-structured-logging
verify-structured-logging: logcheck
$(GOPATH)/bin/logcheck ./... || (echo 'Fix structured logging' && exit 1)
HAS_LOGCHECK:=$(shell which logcheck)
.PHONY: logcheck
logcheck:
ifndef HAS_LOGCHECK
go install -mod=readonly sigs.k8s.io/logtools/logcheck
endif
# Dependencies
# ------------
.PHONY: update-deps
update-deps:
go mod tidy
.PHONY: verify-deps
verify-deps:
go mod verify
go mod tidy
@git diff --exit-code -- go.mod go.sum
# Generated
# ---------
generated_files=pkg/api/generated/openapi/zz_generated.openapi.go
.PHONY: verify-generated
verify-generated: update-generated
@git diff --exit-code -- $(generated_files)
.PHONY: update-generated
update-generated:
# pkg/api/generated/openapi/zz_generated.openapi.go
go install -mod=readonly k8s.io/kube-openapi/cmd/openapi-gen
$(GOPATH)/bin/openapi-gen --logtostderr -i k8s.io/metrics/pkg/apis/metrics/v1beta1,k8s.io/apimachinery/pkg/apis/meta/v1,k8s.io/apimachinery/pkg/api/resource,k8s.io/apimachinery/pkg/version -p pkg/api/generated/openapi/ -O zz_generated.openapi -o $(REPO_DIR) -h $(REPO_DIR)/scripts/boilerplate.go.txt -r /dev/null
# Deprecated
# ----------
# Remove when CI is migrated
lint: verify
test-version: test-image-all
# Clean
# -----
.PHONY: clean
clean:
rm -rf _output