diff --git a/.custom-gcl.yml b/.custom-gcl.yml new file mode 100644 index 0000000..6ef11b3 --- /dev/null +++ b/.custom-gcl.yml @@ -0,0 +1,11 @@ +# This file configures golangci-lint with module plugins. +# When you run 'make lint', it will automatically build a custom golangci-lint binary +# with all the plugins listed below. +# +# See: https://golangci-lint.run/plugins/module-plugins/ +version: v2.8.0 +plugins: + # logcheck validates structured logging calls and parameters (e.g., balanced key-value pairs) + - module: "sigs.k8s.io/logtools" + import: "sigs.k8s.io/logtools/logcheck/gclplugin" + version: latest diff --git a/.dockerignore b/.dockerignore new file mode 100644 index 0000000..9af8280 --- /dev/null +++ b/.dockerignore @@ -0,0 +1,11 @@ +# More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file +# Ignore everything by default and re-include only needed files +** + +# Re-include Go source files (but not *_test.go) +!**/*.go +**/*_test.go + +# Re-include Go module files +!go.mod +!go.sum diff --git a/.github/workflows/lint-markdown-links.yml b/.github/workflows/lint-markdown-links.yml index 2766157..7b0c555 100644 --- a/.github/workflows/lint-markdown-links.yml +++ b/.github/workflows/lint-markdown-links.yml @@ -5,7 +5,7 @@ jobs: markdown-link-check: runs-on: ubuntu-latest steps: - - uses: actions/checkout@v3 + - uses: actions/checkout@v4 - uses: gaurav-nelson/github-action-markdown-link-check@d53a906aa6b22b8979d33bc86170567e619495ec with: use-verbose-mode: 'no' diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..702e0c0 --- /dev/null +++ b/.gitignore @@ -0,0 +1,34 @@ +# Binaries for programs and plugins +*.exe +*.exe~ +*.dll +*.so +*.dylib +bin/* +Dockerfile.cross + +# Test binary, built with `go test -c` +*.test + +# Output of the go coverage tool, specifically when used with LiteIDE +*.out + +# Go workspace file +go.work + +# Kubernetes Generated files - skip generated files, except for vendored files +!vendor/**/zz_generated.* + +# editor and IDE paraphernalia +.idea +.vscode +*.swp +*.swo +*~ + +# Kubeconfig might contain secrets +*.kubeconfig + +**/.DS_Store +/*.log +/output diff --git a/.golangci.yml b/.golangci.yml new file mode 100644 index 0000000..f966bb1 --- /dev/null +++ b/.golangci.yml @@ -0,0 +1,61 @@ +version: "2" +run: + allow-parallel-runners: true +linters: + default: none + enable: + - copyloopvar + - dupl + - errcheck + - ginkgolinter + - goconst + - gocyclo + - govet + - ineffassign + - lll + - modernize + - misspell + - nakedret + - prealloc + - revive + - staticcheck + - unconvert + - unparam + - unused + - logcheck + settings: + custom: + logcheck: + type: "module" + description: Checks Go logging calls for Kubernetes logging conventions. + revive: + rules: + - name: comment-spacings + - name: import-shadowing + modernize: + disable: + - omitzero + exclusions: + generated: lax + rules: + - linters: + - lll + path: api/* + - linters: + - dupl + - lll + path: internal/* + paths: + - third_party$ + - builtin$ + - examples$ +formatters: + enable: + - gofmt + - goimports + exclusions: + generated: lax + paths: + - third_party$ + - builtin$ + - examples$ diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..a022882 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,31 @@ +# Build the manager binary +FROM golang:1.25 AS builder +ARG TARGETOS +ARG TARGETARCH + +WORKDIR /workspace +# Copy the Go Modules manifests +COPY go.mod go.mod +COPY go.sum go.sum +# cache deps before building and copying source so that we don't need to re-download as much +# and so that source changes don't invalidate our downloaded layer +RUN go mod download + +# Copy the Go source (relies on .dockerignore to filter) +COPY . . + +# Build +# the GOARCH has no default value to allow the binary to be built according to the host where the command +# was called. For example, if we call make docker-build in a local env which has the Apple Silicon M1 SO +# the docker BUILDPLATFORM arg will be linux/arm64 when for Apple x86 it will be linux/amd64. Therefore, +# by leaving it empty we can ensure that the container and binary shipped on it will have the same platform. +RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o manager cmd/main.go + +# Use distroless as minimal base image to package the manager binary +# Refer to https://github.com/GoogleContainerTools/distroless for more details +FROM gcr.io/distroless/static:nonroot +WORKDIR / +COPY --from=builder /workspace/manager . +USER 65532:65532 + +ENTRYPOINT ["/manager"] diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..61ec92c --- /dev/null +++ b/Makefile @@ -0,0 +1,255 @@ +# Image URL to use all building/pushing image targets +IMG ?= controller:latest + +# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set) +ifeq (,$(shell go env GOBIN)) +GOBIN=$(shell go env GOPATH)/bin +else +GOBIN=$(shell go env GOBIN) +endif + +# CONTAINER_TOOL defines the container tool to be used for building images. +# Be aware that the target commands are only tested with Docker which is +# scaffolded by default. However, you might want to replace it to use other +# tools. (i.e. podman) +CONTAINER_TOOL ?= docker + +# Setting SHELL to bash allows bash commands to be executed by recipes. +# Options are set to exit when a recipe line exits non-zero or a piped command fails. +SHELL = /usr/bin/env bash -o pipefail +.SHELLFLAGS = -ec + +.PHONY: all +all: build + +##@ General + +# The help target prints out all targets with their descriptions organized +# beneath their categories. The categories are represented by '##@' and the +# target descriptions by '##'. The awk command is responsible for reading the +# entire set of makefiles included in this invocation, looking for lines of the +# file as xyz: ## something, and then pretty-format the target and help. Then, +# if there's a line with ##@ something, that gets pretty-printed as a category. +# More info on the usage of ANSI control characters for terminal formatting: +# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters +# More info on the awk command: +# http://linuxcommand.org/lc3_adv_awk.php + +.PHONY: help +help: ## Display this help. + @awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n make \033[36m\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf " \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST) + +##@ Development + +.PHONY: manifests +manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects. + "$(CONTROLLER_GEN)" rbac:roleName=manager-role crd webhook paths="./..." output:crd:artifacts:config=config/crd/bases + +.PHONY: generate +generate: controller-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations. + "$(CONTROLLER_GEN)" object:headerFile="hack/boilerplate.go.txt" paths="./..." + +.PHONY: fmt +fmt: ## Run go fmt against code. + go fmt ./... + +.PHONY: vet +vet: ## Run go vet against code. + go vet ./... + +.PHONY: test +test: manifests generate fmt vet setup-envtest ## Run tests. + KUBEBUILDER_ASSETS="$(shell "$(ENVTEST)" use $(ENVTEST_K8S_VERSION) --bin-dir "$(LOCALBIN)" -p path)" go test $$(go list ./... | grep -v /e2e) -coverprofile cover.out + +# TODO(user): To use a different vendor for e2e tests, modify the setup under 'tests/e2e'. +# The default setup assumes Kind is pre-installed and builds/loads the Manager Docker image locally. +# CertManager is installed by default; skip with: +# - CERT_MANAGER_INSTALL_SKIP=true +KIND_CLUSTER ?= gpu-test-e2e + +.PHONY: setup-test-e2e +setup-test-e2e: ## Set up a Kind cluster for e2e tests if it does not exist + @command -v $(KIND) >/dev/null 2>&1 || { \ + echo "Kind is not installed. Please install Kind manually."; \ + exit 1; \ + } + @case "$$($(KIND) get clusters)" in \ + *"$(KIND_CLUSTER)"*) \ + echo "Kind cluster '$(KIND_CLUSTER)' already exists. Skipping creation." ;; \ + *) \ + echo "Creating Kind cluster '$(KIND_CLUSTER)'..."; \ + $(KIND) create cluster --name $(KIND_CLUSTER) ;; \ + esac + +.PHONY: test-e2e +test-e2e: setup-test-e2e manifests generate fmt vet ## Run the e2e tests. Expected an isolated environment using Kind. + KIND=$(KIND) KIND_CLUSTER=$(KIND_CLUSTER) go test -tags=e2e ./test/e2e/ -v -ginkgo.v + $(MAKE) cleanup-test-e2e + +.PHONY: cleanup-test-e2e +cleanup-test-e2e: ## Tear down the Kind cluster used for e2e tests + @$(KIND) delete cluster --name $(KIND_CLUSTER) + +.PHONY: lint +lint: golangci-lint ## Run golangci-lint linter + "$(GOLANGCI_LINT)" run + +.PHONY: lint-fix +lint-fix: golangci-lint ## Run golangci-lint linter and perform fixes + "$(GOLANGCI_LINT)" run --fix + +.PHONY: lint-config +lint-config: golangci-lint ## Verify golangci-lint linter configuration + "$(GOLANGCI_LINT)" config verify + +##@ Build + +.PHONY: build +build: manifests generate fmt vet ## Build manager binary. + go build -o bin/manager cmd/main.go + +.PHONY: run +run: manifests generate fmt vet ## Run a controller from your host. + go run ./cmd/main.go + +# If you wish to build the manager image targeting other platforms you can use the --platform flag. +# (i.e. docker build --platform linux/arm64). However, you must enable docker buildKit for it. +# More info: https://docs.docker.com/develop/develop-images/build_enhancements/ +.PHONY: docker-build +docker-build: ## Build docker image with the manager. + $(CONTAINER_TOOL) build -t ${IMG} . + +.PHONY: docker-push +docker-push: ## Push docker image with the manager. + $(CONTAINER_TOOL) push ${IMG} + +# PLATFORMS defines the target platforms for the manager image be built to provide support to multiple +# architectures. (i.e. make docker-buildx IMG=myregistry/mypoperator:0.0.1). To use this option you need to: +# - be able to use docker buildx. More info: https://docs.docker.com/build/buildx/ +# - have enabled BuildKit. More info: https://docs.docker.com/develop/develop-images/build_enhancements/ +# - be able to push the image to your registry (i.e. if you do not set a valid value via IMG=> then the export will fail) +# To adequately provide solutions that are compatible with multiple platforms, you should consider using this option. +PLATFORMS ?= linux/arm64,linux/amd64,linux/s390x,linux/ppc64le +.PHONY: docker-buildx +docker-buildx: ## Build and push docker image for the manager for cross-platform support + # copy existing Dockerfile and insert --platform=${BUILDPLATFORM} into Dockerfile.cross, and preserve the original Dockerfile + sed -e '1 s/\(^FROM\)/FROM --platform=\$$\{BUILDPLATFORM\}/; t' -e ' 1,// s//FROM --platform=\$$\{BUILDPLATFORM\}/' Dockerfile > Dockerfile.cross + - $(CONTAINER_TOOL) buildx create --name gpu-builder + $(CONTAINER_TOOL) buildx use gpu-builder + - $(CONTAINER_TOOL) buildx build --push --platform=$(PLATFORMS) --tag ${IMG} -f Dockerfile.cross . + - $(CONTAINER_TOOL) buildx rm gpu-builder + rm Dockerfile.cross + +.PHONY: build-installer +build-installer: manifests generate kustomize ## Generate a consolidated YAML with CRDs and deployment. + mkdir -p dist + cd config/manager && "$(KUSTOMIZE)" edit set image controller=${IMG} + "$(KUSTOMIZE)" build config/default > dist/install.yaml + +##@ Deployment + +ifndef ignore-not-found + ignore-not-found = false +endif + +.PHONY: install +install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config. + @out="$$( "$(KUSTOMIZE)" build config/crd 2>/dev/null || true )"; \ + if [ -n "$$out" ]; then echo "$$out" | "$(KUBECTL)" apply -f -; else echo "No CRDs to install; skipping."; fi + +.PHONY: uninstall +uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion. + @out="$$( "$(KUSTOMIZE)" build config/crd 2>/dev/null || true )"; \ + if [ -n "$$out" ]; then echo "$$out" | "$(KUBECTL)" delete --ignore-not-found=$(ignore-not-found) -f -; else echo "No CRDs to delete; skipping."; fi + +.PHONY: deploy +deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config. + cd config/manager && "$(KUSTOMIZE)" edit set image controller=${IMG} + "$(KUSTOMIZE)" build config/default | "$(KUBECTL)" apply -f - + +.PHONY: undeploy +undeploy: kustomize ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion. + "$(KUSTOMIZE)" build config/default | "$(KUBECTL)" delete --ignore-not-found=$(ignore-not-found) -f - + +##@ Dependencies + +## Location to install dependencies to +LOCALBIN ?= $(shell pwd)/bin +$(LOCALBIN): + mkdir -p "$(LOCALBIN)" + +## Tool Binaries +KUBECTL ?= kubectl +KIND ?= kind +KUSTOMIZE ?= $(LOCALBIN)/kustomize +CONTROLLER_GEN ?= $(LOCALBIN)/controller-gen +ENVTEST ?= $(LOCALBIN)/setup-envtest +GOLANGCI_LINT = $(LOCALBIN)/golangci-lint + +## Tool Versions +KUSTOMIZE_VERSION ?= v5.8.1 +CONTROLLER_TOOLS_VERSION ?= v0.20.1 + +#ENVTEST_VERSION is the version of controller-runtime release branch to fetch the envtest setup script (i.e. release-0.20) +ENVTEST_VERSION ?= $(shell v='$(call gomodver,sigs.k8s.io/controller-runtime)'; \ + [ -n "$$v" ] || { echo "Set ENVTEST_VERSION manually (controller-runtime replace has no tag)" >&2; exit 1; }; \ + printf '%s\n' "$$v" | sed -E 's/^v?([0-9]+)\.([0-9]+).*/release-\1.\2/') + +#ENVTEST_K8S_VERSION is the version of Kubernetes to use for setting up ENVTEST binaries (i.e. 1.31) +ENVTEST_K8S_VERSION ?= $(shell v='$(call gomodver,k8s.io/api)'; \ + [ -n "$$v" ] || { echo "Set ENVTEST_K8S_VERSION manually (k8s.io/api replace has no tag)" >&2; exit 1; }; \ + printf '%s\n' "$$v" | sed -E 's/^v?[0-9]+\.([0-9]+).*/1.\1/') + +GOLANGCI_LINT_VERSION ?= v2.8.0 +.PHONY: kustomize +kustomize: $(KUSTOMIZE) ## Download kustomize locally if necessary. +$(KUSTOMIZE): $(LOCALBIN) + $(call go-install-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v5,$(KUSTOMIZE_VERSION)) + +.PHONY: controller-gen +controller-gen: $(CONTROLLER_GEN) ## Download controller-gen locally if necessary. +$(CONTROLLER_GEN): $(LOCALBIN) + $(call go-install-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen,$(CONTROLLER_TOOLS_VERSION)) + +.PHONY: setup-envtest +setup-envtest: envtest ## Download the binaries required for ENVTEST in the local bin directory. + @echo "Setting up envtest binaries for Kubernetes version $(ENVTEST_K8S_VERSION)..." + @"$(ENVTEST)" use $(ENVTEST_K8S_VERSION) --bin-dir "$(LOCALBIN)" -p path || { \ + echo "Error: Failed to set up envtest binaries for version $(ENVTEST_K8S_VERSION)."; \ + exit 1; \ + } + +.PHONY: envtest +envtest: $(ENVTEST) ## Download setup-envtest locally if necessary. +$(ENVTEST): $(LOCALBIN) + $(call go-install-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest,$(ENVTEST_VERSION)) + +.PHONY: golangci-lint +golangci-lint: $(GOLANGCI_LINT) ## Download golangci-lint locally if necessary. +$(GOLANGCI_LINT): $(LOCALBIN) + $(call go-install-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/v2/cmd/golangci-lint,$(GOLANGCI_LINT_VERSION)) + @test -f .custom-gcl.yml && { \ + echo "Building custom golangci-lint with plugins..." && \ + $(GOLANGCI_LINT) custom --destination $(LOCALBIN) --name golangci-lint-custom && \ + mv -f $(LOCALBIN)/golangci-lint-custom $(GOLANGCI_LINT); \ + } || true + +# go-install-tool will 'go install' any package with custom target and name of binary, if it doesn't exist +# $1 - target path with name of binary +# $2 - package url which can be installed +# $3 - specific version of package +define go-install-tool +@[ -f "$(1)-$(3)" ] && [ "$$(readlink -- "$(1)" 2>/dev/null)" = "$(1)-$(3)" ] || { \ +set -e; \ +package=$(2)@$(3) ;\ +echo "Downloading $${package}" ;\ +rm -f "$(1)" ;\ +GOBIN="$(LOCALBIN)" go install $${package} ;\ +mv "$(LOCALBIN)/$$(basename "$(1)")" "$(1)-$(3)" ;\ +} ;\ +ln -sf "$$(realpath "$(1)-$(3)")" "$(1)" +endef + +define gomodver +$(shell go list -m -f '{{if .Replace}}{{.Replace.Version}}{{else}}{{.Version}}{{end}}' $(1) 2>/dev/null) +endef diff --git a/PROJECT b/PROJECT new file mode 100644 index 0000000..a92757d --- /dev/null +++ b/PROJECT @@ -0,0 +1,11 @@ +# Code generated by tool. DO NOT EDIT. +# This file is used to track the info used to scaffold your project +# and allow the plugins properly work. +# More info: https://book.kubebuilder.io/reference/project-config.html +cliVersion: 4.13.1 +domain: kyma-project.io +layout: +- go.kubebuilder.io/v4 +projectName: gpu +repo: github.com/kyma-project/gpu +version: "3" diff --git a/REUSE.toml b/REUSE.toml index b2c5ed2..87154e2 100644 --- a/REUSE.toml +++ b/REUSE.toml @@ -1,7 +1,7 @@ version = 1 -SPDX-PackageName = "YOUR-REPO-NAME" -SPDX-PackageSupplier = "YOUR-CONTACT (MAIL ADDRESS ETC.)" -SPDX-PackageDownloadLocation = "https://github.com/sap/YOUR-REPO-NAME" +SPDX-PackageName = "gpu" +SPDX-PackageSupplier = "SAP SE (https://www.sap.com)" +SPDX-PackageDownloadLocation = "https://github.com/kyma-project/gpu" SPDX-PackageComment = """ The code in this project may include calls to APIs ("API Calls") of SAP or third-party products or services developed outside of this project @@ -29,12 +29,5 @@ parties the right to use of access any SAP External Product, through API Calls. [[annotations]] path = "**" precedence = "aggregate" -SPDX-FileCopyrightText = " SAP SE or an SAP affiliate company and contributors" +SPDX-FileCopyrightText = "2026 SAP SE or an SAP affiliate company and gpu contributors" SPDX-License-Identifier = "Apache-2.0" - - -[[annotations]] -path = "THIRD-PARTY-FILE-OR-FOLDER-LIST" -precedence = "aggregate" -SPDX-FileCopyrightText = "COPYRIGHT-OF-THIRD-PARTY-CODE" -SPDX-License-Identifier = "LICENSE-OF-THIRD-PARTY-CODE" diff --git a/cmd/main.go b/cmd/main.go new file mode 100644 index 0000000..0481697 --- /dev/null +++ b/cmd/main.go @@ -0,0 +1,192 @@ +/* +Copyright 2026 SAP SE or an SAP affiliate company and gpu contributors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package main + +import ( + "crypto/tls" + "flag" + "os" + + // Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.) + // to ensure that exec-entrypoint and run can make use of them. + _ "k8s.io/client-go/plugin/pkg/client/auth" + + "k8s.io/apimachinery/pkg/runtime" + utilruntime "k8s.io/apimachinery/pkg/util/runtime" + clientgoscheme "k8s.io/client-go/kubernetes/scheme" + ctrl "sigs.k8s.io/controller-runtime" + "sigs.k8s.io/controller-runtime/pkg/healthz" + "sigs.k8s.io/controller-runtime/pkg/log/zap" + "sigs.k8s.io/controller-runtime/pkg/metrics/filters" + metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server" + "sigs.k8s.io/controller-runtime/pkg/webhook" + // +kubebuilder:scaffold:imports +) + +var ( + scheme = runtime.NewScheme() + setupLog = ctrl.Log.WithName("setup") +) + +func init() { + utilruntime.Must(clientgoscheme.AddToScheme(scheme)) + + // +kubebuilder:scaffold:scheme +} + +func main() { + var metricsAddr string + var metricsCertPath, metricsCertName, metricsCertKey string + var webhookCertPath, webhookCertName, webhookCertKey string + var enableLeaderElection bool + var probeAddr string + var secureMetrics bool + var enableHTTP2 bool + var tlsOpts []func(*tls.Config) + flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metrics endpoint binds to. "+ + "Use :8443 for HTTPS or :8080 for HTTP, or leave as 0 to disable the metrics service.") + flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.") + flag.BoolVar(&enableLeaderElection, "leader-elect", false, + "Enable leader election for controller manager. "+ + "Enabling this will ensure there is only one active controller manager.") + flag.BoolVar(&secureMetrics, "metrics-secure", true, + "If set, the metrics endpoint is served securely via HTTPS. Use --metrics-secure=false to use HTTP instead.") + flag.StringVar(&webhookCertPath, "webhook-cert-path", "", "The directory that contains the webhook certificate.") + flag.StringVar(&webhookCertName, "webhook-cert-name", "tls.crt", "The name of the webhook certificate file.") + flag.StringVar(&webhookCertKey, "webhook-cert-key", "tls.key", "The name of the webhook key file.") + flag.StringVar(&metricsCertPath, "metrics-cert-path", "", + "The directory that contains the metrics server certificate.") + flag.StringVar(&metricsCertName, "metrics-cert-name", "tls.crt", "The name of the metrics server certificate file.") + flag.StringVar(&metricsCertKey, "metrics-cert-key", "tls.key", "The name of the metrics server key file.") + flag.BoolVar(&enableHTTP2, "enable-http2", false, + "If set, HTTP/2 will be enabled for the metrics and webhook servers") + opts := zap.Options{ + Development: true, + } + opts.BindFlags(flag.CommandLine) + flag.Parse() + + ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts))) + + // if the enable-http2 flag is false (the default), http/2 should be disabled + // due to its vulnerabilities. More specifically, disabling http/2 will + // prevent from being vulnerable to the HTTP/2 Stream Cancellation and + // Rapid Reset CVEs. For more information see: + // - https://github.com/advisories/GHSA-qppj-fm5r-hxr3 + // - https://github.com/advisories/GHSA-4374-p667-p6c8 + disableHTTP2 := func(c *tls.Config) { + setupLog.Info("Disabling HTTP/2") + c.NextProtos = []string{"http/1.1"} + } + + if !enableHTTP2 { + tlsOpts = append(tlsOpts, disableHTTP2) + } + + // Initial webhook TLS options + webhookTLSOpts := tlsOpts + webhookServerOptions := webhook.Options{ + TLSOpts: webhookTLSOpts, + } + + if len(webhookCertPath) > 0 { + setupLog.Info("Initializing webhook certificate watcher using provided certificates", + "webhook-cert-path", webhookCertPath, "webhook-cert-name", webhookCertName, "webhook-cert-key", webhookCertKey) + + webhookServerOptions.CertDir = webhookCertPath + webhookServerOptions.CertName = webhookCertName + webhookServerOptions.KeyName = webhookCertKey + } + + webhookServer := webhook.NewServer(webhookServerOptions) + + // Metrics endpoint is enabled in 'config/default/kustomization.yaml'. The Metrics options configure the server. + // More info: + // - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.23.3/pkg/metrics/server + // - https://book.kubebuilder.io/reference/metrics.html + metricsServerOptions := metricsserver.Options{ + BindAddress: metricsAddr, + SecureServing: secureMetrics, + TLSOpts: tlsOpts, + } + + if secureMetrics { + // FilterProvider is used to protect the metrics endpoint with authn/authz. + // These configurations ensure that only authorized users and service accounts + // can access the metrics endpoint. The RBAC are configured in 'config/rbac/kustomization.yaml'. More info: + // https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.23.3/pkg/metrics/filters#WithAuthenticationAndAuthorization + metricsServerOptions.FilterProvider = filters.WithAuthenticationAndAuthorization + } + + // If the certificate is not specified, controller-runtime will automatically + // generate self-signed certificates for the metrics server. While convenient for development and testing, + // this setup is not recommended for production. + // + // TODO(user): If you enable certManager, uncomment the following lines: + // - [METRICS-WITH-CERTS] at config/default/kustomization.yaml to generate and use certificates + // managed by cert-manager for the metrics server. + // - [PROMETHEUS-WITH-CERTS] at config/prometheus/kustomization.yaml for TLS certification. + if len(metricsCertPath) > 0 { + setupLog.Info("Initializing metrics certificate watcher using provided certificates", + "metrics-cert-path", metricsCertPath, "metrics-cert-name", metricsCertName, "metrics-cert-key", metricsCertKey) + + metricsServerOptions.CertDir = metricsCertPath + metricsServerOptions.CertName = metricsCertName + metricsServerOptions.KeyName = metricsCertKey + } + + mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{ + Scheme: scheme, + Metrics: metricsServerOptions, + WebhookServer: webhookServer, + HealthProbeBindAddress: probeAddr, + LeaderElection: enableLeaderElection, + LeaderElectionID: "3deb69d9.kyma-project.io", + // LeaderElectionReleaseOnCancel defines if the leader should step down voluntarily + // when the Manager ends. This requires the binary to immediately end when the + // Manager is stopped, otherwise, this setting is unsafe. Setting this significantly + // speeds up voluntary leader transitions as the new leader don't have to wait + // LeaseDuration time first. + // + // In the default scaffold provided, the program ends immediately after + // the manager stops, so would be fine to enable this option. However, + // if you are doing or is intended to do any operation such as perform cleanups + // after the manager stops then its usage might be unsafe. + // LeaderElectionReleaseOnCancel: true, + }) + if err != nil { + setupLog.Error(err, "Failed to start manager") + os.Exit(1) + } + + // +kubebuilder:scaffold:builder + + if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil { + setupLog.Error(err, "Failed to set up health check") + os.Exit(1) + } + if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil { + setupLog.Error(err, "Failed to set up ready check") + os.Exit(1) + } + + setupLog.Info("Starting manager") + if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil { + setupLog.Error(err, "Failed to run manager") + os.Exit(1) + } +} diff --git a/config/default/cert_metrics_manager_patch.yaml b/config/default/cert_metrics_manager_patch.yaml new file mode 100644 index 0000000..d975015 --- /dev/null +++ b/config/default/cert_metrics_manager_patch.yaml @@ -0,0 +1,30 @@ +# This patch adds the args, volumes, and ports to allow the manager to use the metrics-server certs. + +# Add the volumeMount for the metrics-server certs +- op: add + path: /spec/template/spec/containers/0/volumeMounts/- + value: + mountPath: /tmp/k8s-metrics-server/metrics-certs + name: metrics-certs + readOnly: true + +# Add the --metrics-cert-path argument for the metrics server +- op: add + path: /spec/template/spec/containers/0/args/- + value: --metrics-cert-path=/tmp/k8s-metrics-server/metrics-certs + +# Add the metrics-server certs volume configuration +- op: add + path: /spec/template/spec/volumes/- + value: + name: metrics-certs + secret: + secretName: metrics-server-cert + optional: false + items: + - key: ca.crt + path: ca.crt + - key: tls.crt + path: tls.crt + - key: tls.key + path: tls.key diff --git a/config/default/kustomization.yaml b/config/default/kustomization.yaml new file mode 100644 index 0000000..bba5b1c --- /dev/null +++ b/config/default/kustomization.yaml @@ -0,0 +1,234 @@ +# Adds namespace to all resources. +namespace: gpu-system + +# Value of this field is prepended to the +# names of all resources, e.g. a deployment named +# "wordpress" becomes "alices-wordpress". +# Note that it should also match with the prefix (text before '-') of the namespace +# field above. +namePrefix: gpu- + +# Labels to add to all resources and selectors. +#labels: +#- includeSelectors: true +# pairs: +# someName: someValue + +resources: +#- ../crd +- ../rbac +- ../manager +# [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in +# crd/kustomization.yaml +#- ../webhook +# [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 'WEBHOOK' components are required. +#- ../certmanager +# [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'. +#- ../prometheus +# [METRICS] Expose the controller manager metrics service. +- metrics_service.yaml +# [NETWORK POLICY] Protect the /metrics endpoint and Webhook Server with NetworkPolicy. +# Only Pod(s) running a namespace labeled with 'metrics: enabled' will be able to gather the metrics. +# Only CR(s) which requires webhooks and are applied on namespaces labeled with 'webhooks: enabled' will +# be able to communicate with the Webhook Server. +#- ../network-policy + +# Uncomment the patches line if you enable Metrics +patches: +# [METRICS] The following patch will enable the metrics endpoint using HTTPS and the port :8443. +# More info: https://book.kubebuilder.io/reference/metrics +- path: manager_metrics_patch.yaml + target: + kind: Deployment + +# Uncomment the patches line if you enable Metrics and CertManager +# [METRICS-WITH-CERTS] To enable metrics protected with certManager, uncomment the following line. +# This patch will protect the metrics with certManager self-signed certs. +#- path: cert_metrics_manager_patch.yaml +# target: +# kind: Deployment + +# [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in +# crd/kustomization.yaml +#- path: manager_webhook_patch.yaml +# target: +# kind: Deployment + +# [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER' prefix. +# Uncomment the following replacements to add the cert-manager CA injection annotations +#replacements: +# - source: # Uncomment the following block to enable certificates for metrics +# kind: Service +# version: v1 +# name: controller-manager-metrics-service +# fieldPath: metadata.name +# targets: +# - select: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: metrics-certs +# fieldPaths: +# - spec.dnsNames.0 +# - spec.dnsNames.1 +# options: +# delimiter: '.' +# index: 0 +# create: true +# - select: # Uncomment the following to set the Service name for TLS config in Prometheus ServiceMonitor +# kind: ServiceMonitor +# group: monitoring.coreos.com +# version: v1 +# name: controller-manager-metrics-monitor +# fieldPaths: +# - spec.endpoints.0.tlsConfig.serverName +# options: +# delimiter: '.' +# index: 0 +# create: true + +# - source: +# kind: Service +# version: v1 +# name: controller-manager-metrics-service +# fieldPath: metadata.namespace +# targets: +# - select: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: metrics-certs +# fieldPaths: +# - spec.dnsNames.0 +# - spec.dnsNames.1 +# options: +# delimiter: '.' +# index: 1 +# create: true +# - select: # Uncomment the following to set the Service namespace for TLS in Prometheus ServiceMonitor +# kind: ServiceMonitor +# group: monitoring.coreos.com +# version: v1 +# name: controller-manager-metrics-monitor +# fieldPaths: +# - spec.endpoints.0.tlsConfig.serverName +# options: +# delimiter: '.' +# index: 1 +# create: true + +# - source: # Uncomment the following block if you have any webhook +# kind: Service +# version: v1 +# name: webhook-service +# fieldPath: .metadata.name # Name of the service +# targets: +# - select: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPaths: +# - .spec.dnsNames.0 +# - .spec.dnsNames.1 +# options: +# delimiter: '.' +# index: 0 +# create: true +# - source: +# kind: Service +# version: v1 +# name: webhook-service +# fieldPath: .metadata.namespace # Namespace of the service +# targets: +# - select: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPaths: +# - .spec.dnsNames.0 +# - .spec.dnsNames.1 +# options: +# delimiter: '.' +# index: 1 +# create: true + +# - source: # Uncomment the following block if you have a ValidatingWebhook (--programmatic-validation) +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert # This name should match the one in certificate.yaml +# fieldPath: .metadata.namespace # Namespace of the certificate CR +# targets: +# - select: +# kind: ValidatingWebhookConfiguration +# fieldPaths: +# - .metadata.annotations.[cert-manager.io/inject-ca-from] +# options: +# delimiter: '/' +# index: 0 +# create: true +# - source: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPath: .metadata.name +# targets: +# - select: +# kind: ValidatingWebhookConfiguration +# fieldPaths: +# - .metadata.annotations.[cert-manager.io/inject-ca-from] +# options: +# delimiter: '/' +# index: 1 +# create: true + +# - source: # Uncomment the following block if you have a DefaultingWebhook (--defaulting ) +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPath: .metadata.namespace # Namespace of the certificate CR +# targets: +# - select: +# kind: MutatingWebhookConfiguration +# fieldPaths: +# - .metadata.annotations.[cert-manager.io/inject-ca-from] +# options: +# delimiter: '/' +# index: 0 +# create: true +# - source: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPath: .metadata.name +# targets: +# - select: +# kind: MutatingWebhookConfiguration +# fieldPaths: +# - .metadata.annotations.[cert-manager.io/inject-ca-from] +# options: +# delimiter: '/' +# index: 1 +# create: true + +# - source: # Uncomment the following block if you have a ConversionWebhook (--conversion) +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPath: .metadata.namespace # Namespace of the certificate CR +# targets: # Do not remove or uncomment the following scaffold marker; required to generate code for target CRD. +# +kubebuilder:scaffold:crdkustomizecainjectionns +# - source: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert +# fieldPath: .metadata.name +# targets: # Do not remove or uncomment the following scaffold marker; required to generate code for target CRD. +# +kubebuilder:scaffold:crdkustomizecainjectionname diff --git a/config/default/manager_metrics_patch.yaml b/config/default/manager_metrics_patch.yaml new file mode 100644 index 0000000..2aaef65 --- /dev/null +++ b/config/default/manager_metrics_patch.yaml @@ -0,0 +1,4 @@ +# This patch adds the args to allow exposing the metrics endpoint using HTTPS +- op: add + path: /spec/template/spec/containers/0/args/0 + value: --metrics-bind-address=:8443 diff --git a/config/default/metrics_service.yaml b/config/default/metrics_service.yaml new file mode 100644 index 0000000..7ddc808 --- /dev/null +++ b/config/default/metrics_service.yaml @@ -0,0 +1,16 @@ +apiVersion: v1 +kind: Service +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: controller-manager-metrics-service + namespace: system +spec: + ports: + - name: https + port: 8443 + protocol: TCP + targetPort: 8443 + selector: + app.kubernetes.io/name: gpu diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml new file mode 100644 index 0000000..5c5f0b8 --- /dev/null +++ b/config/manager/kustomization.yaml @@ -0,0 +1,2 @@ +resources: +- manager.yaml diff --git a/config/manager/manager.yaml b/config/manager/manager.yaml new file mode 100644 index 0000000..084af6b --- /dev/null +++ b/config/manager/manager.yaml @@ -0,0 +1,104 @@ +apiVersion: v1 +kind: Namespace +metadata: + labels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: system +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + name: controller-manager + namespace: system + labels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize +spec: + selector: + matchLabels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + replicas: 1 + template: + metadata: + annotations: + kubectl.kubernetes.io/default-container: manager + labels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + spec: + # TODO(user): Uncomment the following code to configure the nodeAffinity expression + # according to the platforms which are supported by your solution. + # It is considered best practice to support multiple architectures. You can + # build your manager image using the makefile target docker-buildx. + # affinity: + # nodeAffinity: + # requiredDuringSchedulingIgnoredDuringExecution: + # nodeSelectorTerms: + # - matchExpressions: + # - key: kubernetes.io/arch + # operator: In + # values: + # - amd64 + # - arm64 + # - ppc64le + # - s390x + # - key: kubernetes.io/os + # operator: In + # values: + # - linux + securityContext: + # Projects are configured by default to adhere to the "restricted" Pod Security Standards. + # This ensures that deployments meet the highest security requirements for Kubernetes. + # For more details, see: https://kubernetes.io/docs/concepts/security/pod-security-standards/#restricted + runAsNonRoot: true + seccompProfile: + type: RuntimeDefault + containers: + - command: + - /manager + args: + - --leader-elect + - --health-probe-bind-address=:8081 + image: controller:latest + name: manager + ports: [] + env: + - name: NAMESPACE + valueFrom: + fieldRef: + fieldPath: metadata.namespace + securityContext: + readOnlyRootFilesystem: true + allowPrivilegeEscalation: false + capabilities: + drop: + - "ALL" + livenessProbe: + httpGet: + path: /healthz + port: 8081 + initialDelaySeconds: 15 + periodSeconds: 20 + readinessProbe: + httpGet: + path: /readyz + port: 8081 + initialDelaySeconds: 5 + periodSeconds: 10 + # TODO(user): Configure the resources accordingly based on the project requirements. + # More info: https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/ + resources: + limits: + cpu: 500m + memory: 128Mi + requests: + cpu: 10m + memory: 64Mi + volumeMounts: [] + volumes: [] + serviceAccountName: controller-manager + terminationGracePeriodSeconds: 10 diff --git a/config/network-policy/allow-metrics-traffic.yaml b/config/network-policy/allow-metrics-traffic.yaml new file mode 100644 index 0000000..b76f9b6 --- /dev/null +++ b/config/network-policy/allow-metrics-traffic.yaml @@ -0,0 +1,27 @@ +# This NetworkPolicy allows ingress traffic +# with Pods running on namespaces labeled with 'metrics: enabled'. Only Pods on those +# namespaces are able to gather data from the metrics endpoint. +apiVersion: networking.k8s.io/v1 +kind: NetworkPolicy +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: allow-metrics-traffic + namespace: system +spec: + podSelector: + matchLabels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + policyTypes: + - Ingress + ingress: + # This allows ingress traffic from any namespace with the label metrics: enabled + - from: + - namespaceSelector: + matchLabels: + metrics: enabled # Only from namespaces with this label + ports: + - port: 8443 + protocol: TCP diff --git a/config/network-policy/kustomization.yaml b/config/network-policy/kustomization.yaml new file mode 100644 index 0000000..ec0fb5e --- /dev/null +++ b/config/network-policy/kustomization.yaml @@ -0,0 +1,2 @@ +resources: +- allow-metrics-traffic.yaml diff --git a/config/prometheus/kustomization.yaml b/config/prometheus/kustomization.yaml new file mode 100644 index 0000000..fdc5481 --- /dev/null +++ b/config/prometheus/kustomization.yaml @@ -0,0 +1,11 @@ +resources: +- monitor.yaml + +# [PROMETHEUS-WITH-CERTS] The following patch configures the ServiceMonitor in ../prometheus +# to securely reference certificates created and managed by cert-manager. +# Additionally, ensure that you uncomment the [METRICS WITH CERTMANAGER] patch under config/default/kustomization.yaml +# to mount the "metrics-server-cert" secret in the Manager Deployment. +#patches: +# - path: monitor_tls_patch.yaml +# target: +# kind: ServiceMonitor diff --git a/config/prometheus/monitor.yaml b/config/prometheus/monitor.yaml new file mode 100644 index 0000000..b02bebc --- /dev/null +++ b/config/prometheus/monitor.yaml @@ -0,0 +1,27 @@ +# Prometheus Monitor Service (Metrics) +apiVersion: monitoring.coreos.com/v1 +kind: ServiceMonitor +metadata: + labels: + control-plane: controller-manager + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: controller-manager-metrics-monitor + namespace: system +spec: + endpoints: + - path: /metrics + port: https # Ensure this is the name of the port that exposes HTTPS metrics + scheme: https + bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token + tlsConfig: + # TODO(user): The option insecureSkipVerify: true is not recommended for production since it disables + # certificate verification, exposing the system to potential man-in-the-middle attacks. + # For production environments, it is recommended to use cert-manager for automatic TLS certificate management. + # To apply this configuration, enable cert-manager and use the patch located at config/prometheus/servicemonitor_tls_patch.yaml, + # which securely references the certificate from the 'metrics-server-cert' secret. + insecureSkipVerify: true + selector: + matchLabels: + control-plane: controller-manager + app.kubernetes.io/name: gpu diff --git a/config/prometheus/monitor_tls_patch.yaml b/config/prometheus/monitor_tls_patch.yaml new file mode 100644 index 0000000..5bf84ce --- /dev/null +++ b/config/prometheus/monitor_tls_patch.yaml @@ -0,0 +1,19 @@ +# Patch for Prometheus ServiceMonitor to enable secure TLS configuration +# using certificates managed by cert-manager +- op: replace + path: /spec/endpoints/0/tlsConfig + value: + # SERVICE_NAME and SERVICE_NAMESPACE will be substituted by kustomize + serverName: SERVICE_NAME.SERVICE_NAMESPACE.svc + insecureSkipVerify: false + ca: + secret: + name: metrics-server-cert + key: ca.crt + cert: + secret: + name: metrics-server-cert + key: tls.crt + keySecret: + name: metrics-server-cert + key: tls.key diff --git a/config/rbac/kustomization.yaml b/config/rbac/kustomization.yaml new file mode 100644 index 0000000..7a6fbb4 --- /dev/null +++ b/config/rbac/kustomization.yaml @@ -0,0 +1,20 @@ +resources: +# All RBAC will be applied under this service account in +# the deployment namespace. You may comment out this resource +# if your manager will use a service account that exists at +# runtime. Be sure to update RoleBinding and ClusterRoleBinding +# subjects if changing service account names. +- service_account.yaml +- role.yaml +- role_binding.yaml +- leader_election_role.yaml +- leader_election_role_binding.yaml +# The following RBAC configurations are used to protect +# the metrics endpoint with authn/authz. These configurations +# ensure that only authorized users and service accounts +# can access the metrics endpoint. Comment the following +# permissions if you want to disable this protection. +# More info: https://book.kubebuilder.io/reference/metrics.html +#- metrics_auth_role.yaml +#- metrics_auth_role_binding.yaml +#- metrics_reader_role.yaml diff --git a/config/rbac/leader_election_role.yaml b/config/rbac/leader_election_role.yaml new file mode 100644 index 0000000..b96d70e --- /dev/null +++ b/config/rbac/leader_election_role.yaml @@ -0,0 +1,40 @@ +# permissions to do leader election. +apiVersion: rbac.authorization.k8s.io/v1 +kind: Role +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: leader-election-role +rules: +- apiGroups: + - "" + resources: + - configmaps + verbs: + - get + - list + - watch + - create + - update + - patch + - delete +- apiGroups: + - coordination.k8s.io + resources: + - leases + verbs: + - get + - list + - watch + - create + - update + - patch + - delete +- apiGroups: + - "" + resources: + - events + verbs: + - create + - patch diff --git a/config/rbac/leader_election_role_binding.yaml b/config/rbac/leader_election_role_binding.yaml new file mode 100644 index 0000000..416107c --- /dev/null +++ b/config/rbac/leader_election_role_binding.yaml @@ -0,0 +1,15 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: RoleBinding +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: leader-election-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: Role + name: leader-election-role +subjects: +- kind: ServiceAccount + name: controller-manager + namespace: system diff --git a/config/rbac/metrics_auth_role.yaml b/config/rbac/metrics_auth_role.yaml new file mode 100644 index 0000000..32d2e4e --- /dev/null +++ b/config/rbac/metrics_auth_role.yaml @@ -0,0 +1,17 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: metrics-auth-role +rules: +- apiGroups: + - authentication.k8s.io + resources: + - tokenreviews + verbs: + - create +- apiGroups: + - authorization.k8s.io + resources: + - subjectaccessreviews + verbs: + - create diff --git a/config/rbac/metrics_auth_role_binding.yaml b/config/rbac/metrics_auth_role_binding.yaml new file mode 100644 index 0000000..e775d67 --- /dev/null +++ b/config/rbac/metrics_auth_role_binding.yaml @@ -0,0 +1,12 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + name: metrics-auth-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: metrics-auth-role +subjects: +- kind: ServiceAccount + name: controller-manager + namespace: system diff --git a/config/rbac/metrics_reader_role.yaml b/config/rbac/metrics_reader_role.yaml new file mode 100644 index 0000000..51a75db --- /dev/null +++ b/config/rbac/metrics_reader_role.yaml @@ -0,0 +1,9 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: metrics-reader +rules: +- nonResourceURLs: + - "/metrics" + verbs: + - get diff --git a/config/rbac/role.yaml b/config/rbac/role.yaml new file mode 100644 index 0000000..ddee07d --- /dev/null +++ b/config/rbac/role.yaml @@ -0,0 +1,38 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: manager-role +rules: + - apiGroups: + - "" + resources: + - events + verbs: + - create + - patch + - apiGroups: + - gpu.kyma-project.io + resources: + - gpus + verbs: + - create + - delete + - get + - list + - patch + - update + - watch + - apiGroups: + - gpu.kyma-project.io + resources: + - gpus/finalizers + verbs: + - update + - apiGroups: + - gpu.kyma-project.io + resources: + - gpus/status + verbs: + - get + - patch + - update \ No newline at end of file diff --git a/config/rbac/role_binding.yaml b/config/rbac/role_binding.yaml new file mode 100644 index 0000000..05ac427 --- /dev/null +++ b/config/rbac/role_binding.yaml @@ -0,0 +1,15 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: manager-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: manager-role +subjects: +- kind: ServiceAccount + name: controller-manager + namespace: system diff --git a/config/rbac/service_account.yaml b/config/rbac/service_account.yaml new file mode 100644 index 0000000..4383dc8 --- /dev/null +++ b/config/rbac/service_account.yaml @@ -0,0 +1,8 @@ +apiVersion: v1 +kind: ServiceAccount +metadata: + labels: + app.kubernetes.io/name: gpu + app.kubernetes.io/managed-by: kustomize + name: controller-manager + namespace: system diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..763ef3a --- /dev/null +++ b/go.mod @@ -0,0 +1,100 @@ +module github.com/kyma-project/gpu + +go 1.25.3 + +require ( + github.com/onsi/ginkgo/v2 v2.27.2 + github.com/onsi/gomega v1.38.2 + k8s.io/apimachinery v0.35.0 + k8s.io/client-go v0.35.0 + sigs.k8s.io/controller-runtime v0.23.3 +) + +require ( + cel.dev/expr v0.24.0 // indirect + github.com/Masterminds/semver/v3 v3.4.0 // indirect + github.com/antlr4-go/antlr/v4 v4.13.0 // indirect + github.com/beorn7/perks v1.0.1 // indirect + github.com/blang/semver/v4 v4.0.0 // indirect + github.com/cenkalti/backoff/v4 v4.3.0 // indirect + github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/davecgh/go-spew v1.1.1 // indirect + github.com/emicklei/go-restful/v3 v3.12.2 // indirect + github.com/evanphx/json-patch/v5 v5.9.11 // indirect + github.com/felixge/httpsnoop v1.0.4 // indirect + github.com/fsnotify/fsnotify v1.9.0 // indirect + github.com/fxamacker/cbor/v2 v2.9.0 // indirect + github.com/go-logr/logr v1.4.3 // indirect + github.com/go-logr/stdr v1.2.2 // indirect + github.com/go-logr/zapr v1.3.0 // indirect + github.com/go-openapi/jsonpointer v0.21.0 // indirect + github.com/go-openapi/jsonreference v0.20.2 // indirect + github.com/go-openapi/swag v0.23.0 // indirect + github.com/go-task/slim-sprig/v3 v3.0.0 // indirect + github.com/google/btree v1.1.3 // indirect + github.com/google/cel-go v0.26.0 // indirect + github.com/google/gnostic-models v0.7.0 // indirect + github.com/google/go-cmp v0.7.0 // indirect + github.com/google/pprof v0.0.0-20250403155104-27863c87afa6 // indirect + github.com/google/uuid v1.6.0 // indirect + github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.3 // indirect + github.com/inconshreveable/mousetrap v1.1.0 // indirect + github.com/josharian/intern v1.0.0 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/mailru/easyjson v0.7.7 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect + github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect + github.com/pmezard/go-difflib v1.0.0 // indirect + github.com/prometheus/client_golang v1.23.2 // indirect + github.com/prometheus/client_model v0.6.2 // indirect + github.com/prometheus/common v0.66.1 // indirect + github.com/prometheus/procfs v0.16.1 // indirect + github.com/spf13/cobra v1.10.0 // indirect + github.com/spf13/pflag v1.0.9 // indirect + github.com/stoewer/go-strcase v1.3.0 // indirect + github.com/x448/float16 v0.8.4 // indirect + go.opentelemetry.io/auto/sdk v1.1.0 // indirect + go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.61.0 // indirect + go.opentelemetry.io/otel v1.36.0 // indirect + go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.34.0 // indirect + go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.34.0 // indirect + go.opentelemetry.io/otel/metric v1.36.0 // indirect + go.opentelemetry.io/otel/sdk v1.36.0 // indirect + go.opentelemetry.io/otel/trace v1.36.0 // indirect + go.opentelemetry.io/proto/otlp v1.5.0 // indirect + go.uber.org/multierr v1.11.0 // indirect + go.uber.org/zap v1.27.0 // indirect + go.yaml.in/yaml/v2 v2.4.3 // indirect + go.yaml.in/yaml/v3 v3.0.4 // indirect + golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 // indirect + golang.org/x/mod v0.29.0 // indirect + golang.org/x/net v0.47.0 // indirect + golang.org/x/oauth2 v0.30.0 // indirect + golang.org/x/sync v0.18.0 // indirect + golang.org/x/sys v0.38.0 // indirect + golang.org/x/term v0.37.0 // indirect + golang.org/x/text v0.31.0 // indirect + golang.org/x/time v0.9.0 // indirect + golang.org/x/tools v0.38.0 // indirect + gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20250303144028-a0af3efb3deb // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20250528174236-200df99c418a // indirect + google.golang.org/grpc v1.72.2 // indirect + google.golang.org/protobuf v1.36.8 // indirect + gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect + gopkg.in/inf.v0 v0.9.1 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect + k8s.io/api v0.35.0 // indirect + k8s.io/apiextensions-apiserver v0.35.0 // indirect + k8s.io/apiserver v0.35.0 // indirect + k8s.io/component-base v0.35.0 // indirect + k8s.io/klog/v2 v2.130.1 // indirect + k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 // indirect + k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 // indirect + sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.31.2 // indirect + sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect + sigs.k8s.io/randfill v1.0.0 // indirect + sigs.k8s.io/structured-merge-diff/v6 v6.3.2-0.20260122202528-d9cc6641c482 // indirect + sigs.k8s.io/yaml v1.6.0 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..93c9a0a --- /dev/null +++ b/go.sum @@ -0,0 +1,255 @@ +cel.dev/expr v0.24.0 h1:56OvJKSH3hDGL0ml5uSxZmz3/3Pq4tJ+fb1unVLAFcY= +cel.dev/expr v0.24.0/go.mod h1:hLPLo1W4QUmuYdA72RBX06QTs6MXw941piREPl3Yfiw= +github.com/Masterminds/semver/v3 v3.4.0 h1:Zog+i5UMtVoCU8oKka5P7i9q9HgrJeGzI9SA1Xbatp0= +github.com/Masterminds/semver/v3 v3.4.0/go.mod h1:4V+yj/TJE1HU9XfppCwVMZq3I84lprf4nC11bSS5beM= +github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8TVTI= +github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g= +github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= +github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= +github.com/blang/semver/v4 v4.0.0 h1:1PFHFE6yCCTv8C1TeyNNarDzntLi7wMI5i/pzqYIsAM= +github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2yvyW5YoQ= +github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8= +github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= +github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= +github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g= +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/emicklei/go-restful/v3 v3.12.2 h1:DhwDP0vY3k8ZzE0RunuJy8GhNpPL6zqLkDf9B/a0/xU= +github.com/emicklei/go-restful/v3 v3.12.2/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= +github.com/evanphx/json-patch v0.5.2 h1:xVCHIVMUu1wtM/VkR9jVZ45N3FhZfYMMYGorLCR8P3k= +github.com/evanphx/json-patch v0.5.2/go.mod h1:ZWS5hhDbVDyob71nXKNL0+PWn6ToqBHMikGIFbs31qQ= +github.com/evanphx/json-patch/v5 v5.9.11 h1:/8HVnzMq13/3x9TPvjG08wUGqBTmZBsCWzjTM0wiaDU= +github.com/evanphx/json-patch/v5 v5.9.11/go.mod h1:3j+LviiESTElxA4p3EMKAB9HXj3/XEtnUf6OZxqIQTM= +github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg= +github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U= +github.com/fsnotify/fsnotify v1.9.0 h1:2Ml+OJNzbYCTzsxtv8vKSFD9PbJjmhYF14k/jKC7S9k= +github.com/fsnotify/fsnotify v1.9.0/go.mod h1:8jBTzvmWwFyi3Pb8djgCCO5IBqzKJ/Jwo8TRcHyHii0= +github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sapM= +github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ= +github.com/gkampitakis/ciinfo v0.3.2 h1:JcuOPk8ZU7nZQjdUhctuhQofk7BGHuIy0c9Ez8BNhXs= +github.com/gkampitakis/ciinfo v0.3.2/go.mod h1:1NIwaOcFChN4fa/B0hEBdAb6npDlFL8Bwx4dfRLRqAo= +github.com/gkampitakis/go-diff v1.3.2 h1:Qyn0J9XJSDTgnsgHRdz9Zp24RaJeKMUHg2+PDZZdC4M= +github.com/gkampitakis/go-diff v1.3.2/go.mod h1:LLgOrpqleQe26cte8s36HTWcTmMEur6OPYerdAAS9tk= +github.com/gkampitakis/go-snaps v0.5.15 h1:amyJrvM1D33cPHwVrjo9jQxX8g/7E2wYdZ+01KS3zGE= +github.com/gkampitakis/go-snaps v0.5.15/go.mod h1:HNpx/9GoKisdhw9AFOBT1N7DBs9DiHo/hGheFGBZ+mc= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI= +github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= +github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= +github.com/go-logr/zapr v1.3.0 h1:XGdV8XW8zdwFiwOA2Dryh1gj2KRQyOOoNmBy4EplIcQ= +github.com/go-logr/zapr v1.3.0/go.mod h1:YKepepNBd1u/oyhd/yQmtjVXmm9uML4IXUgMOwR8/Gg= +github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs= +github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ= +github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY= +github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE= +github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k= +github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14= +github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE= +github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ= +github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI= +github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8= +github.com/goccy/go-yaml v1.18.0 h1:8W7wMFS12Pcas7KU+VVkaiCng+kG8QiFeFwzFb+rwuw= +github.com/goccy/go-yaml v1.18.0/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7LkFRi1kA= +github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= +github.com/google/btree v1.1.3 h1:CVpQJjYgC4VbzxeGVHfvZrv1ctoYCAI8vbl07Fcxlyg= +github.com/google/btree v1.1.3/go.mod 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h1:796bPqUfzR/0jLAl6XjHl3Ck7MiyVv8dbTdyT3/pMf4= diff --git a/hack/boilerplate.go.txt b/hack/boilerplate.go.txt new file mode 100644 index 0000000..618b7bb --- /dev/null +++ b/hack/boilerplate.go.txt @@ -0,0 +1,15 @@ +/* +Copyright 2026 SAP SE or an SAP affiliate company and gpu contributors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ \ No newline at end of file diff --git a/sec-scanners-config.yaml b/sec-scanners-config.yaml new file mode 100644 index 0000000..76d26a1 --- /dev/null +++ b/sec-scanners-config.yaml @@ -0,0 +1,14 @@ +module-name: gpu +kind: kyma +rc-tag: 0.1.0 +bdba: + - europe-docker.pkg.dev/kyma-project/prod/gpu:main + - europe-docker.pkg.dev/kyma-project/prod/gpu:0.1.0 +mend: + language: golang-mod + exclude: + - "**/*_test.go" +checkmarx-one: + preset: go-default + exclude: + - '**/*_test.go' diff --git a/test/utils/utils.go b/test/utils/utils.go new file mode 100644 index 0000000..cc3a1db --- /dev/null +++ b/test/utils/utils.go @@ -0,0 +1,226 @@ +/* +Copyright 2026 SAP SE or an SAP affiliate company and gpu contributors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package utils + +import ( + "bufio" + "bytes" + "fmt" + "os" + "os/exec" + "strings" + + . "github.com/onsi/ginkgo/v2" // nolint:revive,staticcheck +) + +const ( + certmanagerVersion = "v1.20.0" + certmanagerURLTmpl = "https://github.com/cert-manager/cert-manager/releases/download/%s/cert-manager.yaml" + + defaultKindBinary = "kind" + defaultKindCluster = "kind" +) + +func warnError(err error) { + _, _ = fmt.Fprintf(GinkgoWriter, "warning: %v\n", err) +} + +// Run executes the provided command within this context +func Run(cmd *exec.Cmd) (string, error) { + dir, _ := GetProjectDir() + cmd.Dir = dir + + if err := os.Chdir(cmd.Dir); err != nil { + _, _ = fmt.Fprintf(GinkgoWriter, "chdir dir: %q\n", err) + } + + cmd.Env = append(os.Environ(), "GO111MODULE=on") + command := strings.Join(cmd.Args, " ") + _, _ = fmt.Fprintf(GinkgoWriter, "running: %q\n", command) + output, err := cmd.CombinedOutput() + if err != nil { + return string(output), fmt.Errorf("%q failed with error %q: %w", command, string(output), err) + } + + return string(output), nil +} + +// UninstallCertManager uninstalls the cert manager +func UninstallCertManager() { + url := fmt.Sprintf(certmanagerURLTmpl, certmanagerVersion) + cmd := exec.Command("kubectl", "delete", "-f", url) + if _, err := Run(cmd); err != nil { + warnError(err) + } + + // Delete leftover leases in kube-system (not cleaned by default) + kubeSystemLeases := []string{ + "cert-manager-cainjector-leader-election", + "cert-manager-controller", + } + for _, lease := range kubeSystemLeases { + cmd = exec.Command("kubectl", "delete", "lease", lease, + "-n", "kube-system", "--ignore-not-found", "--force", "--grace-period=0") + if _, err := Run(cmd); err != nil { + warnError(err) + } + } +} + +// InstallCertManager installs the cert manager bundle. +func InstallCertManager() error { + url := fmt.Sprintf(certmanagerURLTmpl, certmanagerVersion) + cmd := exec.Command("kubectl", "apply", "-f", url) + if _, err := Run(cmd); err != nil { + return err + } + // Wait for cert-manager-webhook to be ready, which can take time if cert-manager + // was re-installed after uninstalling on a cluster. + cmd = exec.Command("kubectl", "wait", "deployment.apps/cert-manager-webhook", + "--for", "condition=Available", + "--namespace", "cert-manager", + "--timeout", "5m", + ) + + _, err := Run(cmd) + return err +} + +// IsCertManagerCRDsInstalled checks if any Cert Manager CRDs are installed +// by verifying the existence of key CRDs related to Cert Manager. +func IsCertManagerCRDsInstalled() bool { + // List of common Cert Manager CRDs + certManagerCRDs := []string{ + "certificates.cert-manager.io", + "issuers.cert-manager.io", + "clusterissuers.cert-manager.io", + "certificaterequests.cert-manager.io", + "orders.acme.cert-manager.io", + "challenges.acme.cert-manager.io", + } + + // Execute the kubectl command to get all CRDs + cmd := exec.Command("kubectl", "get", "crds") + output, err := Run(cmd) + if err != nil { + return false + } + + // Check if any of the Cert Manager CRDs are present + crdList := GetNonEmptyLines(output) + for _, crd := range certManagerCRDs { + for _, line := range crdList { + if strings.Contains(line, crd) { + return true + } + } + } + + return false +} + +// LoadImageToKindClusterWithName loads a local docker image to the kind cluster +func LoadImageToKindClusterWithName(name string) error { + cluster := defaultKindCluster + if v, ok := os.LookupEnv("KIND_CLUSTER"); ok { + cluster = v + } + kindOptions := []string{"load", "docker-image", name, "--name", cluster} + kindBinary := defaultKindBinary + if v, ok := os.LookupEnv("KIND"); ok { + kindBinary = v + } + cmd := exec.Command(kindBinary, kindOptions...) + _, err := Run(cmd) + return err +} + +// GetNonEmptyLines converts given command output string into individual objects +// according to line breakers, and ignores the empty elements in it. +func GetNonEmptyLines(output string) []string { + var res []string + elements := strings.SplitSeq(output, "\n") + for element := range elements { + if element != "" { + res = append(res, element) + } + } + + return res +} + +// GetProjectDir will return the directory where the project is +func GetProjectDir() (string, error) { + wd, err := os.Getwd() + if err != nil { + return wd, fmt.Errorf("failed to get current working directory: %w", err) + } + wd = strings.ReplaceAll(wd, "/test/e2e", "") + return wd, nil +} + +// UncommentCode searches for target in the file and remove the comment prefix +// of the target content. The target content may span multiple lines. +func UncommentCode(filename, target, prefix string) error { + // false positive + // nolint:gosec + content, err := os.ReadFile(filename) + if err != nil { + return fmt.Errorf("failed to read file %q: %w", filename, err) + } + strContent := string(content) + + idx := strings.Index(strContent, target) + if idx < 0 { + return fmt.Errorf("unable to find the code %q to be uncommented", target) + } + + out := new(bytes.Buffer) + _, err = out.Write(content[:idx]) + if err != nil { + return fmt.Errorf("failed to write to output: %w", err) + } + + scanner := bufio.NewScanner(bytes.NewBufferString(target)) + if !scanner.Scan() { + return nil + } + for { + if _, err = out.WriteString(strings.TrimPrefix(scanner.Text(), prefix)); err != nil { + return fmt.Errorf("failed to write to output: %w", err) + } + // Avoid writing a newline in case the previous line was the last in target. + if !scanner.Scan() { + break + } + if _, err = out.WriteString("\n"); err != nil { + return fmt.Errorf("failed to write to output: %w", err) + } + } + + if _, err = out.Write(content[idx+len(target):]); err != nil { + return fmt.Errorf("failed to write to output: %w", err) + } + + // false positive + // nolint:gosec + if err = os.WriteFile(filename, out.Bytes(), 0644); err != nil { + return fmt.Errorf("failed to write file %q: %w", filename, err) + } + + return nil +}