diff --git a/.dockerignore b/.dockerignore deleted file mode 100644 index a3aab7a..0000000 --- a/.dockerignore +++ /dev/null @@ -1,3 +0,0 @@ -# More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file -# Ignore build and test binaries. -bin/ diff --git a/Dockerfile b/Dockerfile deleted file mode 100644 index b083347..0000000 --- a/Dockerfile +++ /dev/null @@ -1,32 +0,0 @@ -# Build the manager binary -FROM docker.io/golang:1.23 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 -COPY cmd/main.go cmd/main.go -COPY api/ api/ - -# Build -# the GOARCH has not a default value to allow the binary 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 index e943c84..1f0a9f8 100644 --- a/Makefile +++ b/Makefile @@ -8,20 +8,11 @@ else GOBIN=$(shell go env GOBIN) endif -# CONTAINER_TOOL defines the container tool to be used for building images. -# Be aware that the target commands are only tested with Docker which is -# scaffolded by default. However, you might want to replace it to use other -# tools. (i.e. podman) -CONTAINER_TOOL ?= docker - # Setting SHELL to bash allows bash commands to be executed by recipes. # Options are set to exit when a recipe line exits non-zero or a piped command fails. SHELL = /usr/bin/env bash -o pipefail .SHELLFLAGS = -ec -.PHONY: all -all: build - ##@ General # The help target prints out all targets with their descriptions organized @@ -61,23 +52,6 @@ vet: ## Run go vet against code. test: manifests generate fmt vet setup-envtest ## Run tests. KUBEBUILDER_ASSETS="$(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. -# Prometheus and CertManager are installed by default; skip with: -# - PROMETHEUS_INSTALL_SKIP=true -# - CERT_MANAGER_INSTALL_SKIP=true -.PHONY: test-e2e -test-e2e: manifests generate fmt vet ## Run the e2e tests. Expected an isolated environment using Kind. - @command -v kind >/dev/null 2>&1 || { \ - echo "Kind is not installed. Please install Kind manually."; \ - exit 1; \ - } - @kind get clusters | grep -q 'kind' || { \ - echo "No Kind cluster is running. Please start a Kind cluster before running the e2e tests."; \ - exit 1; \ - } - go test ./test/e2e/ -v -ginkgo.v - .PHONY: lint lint: golangci-lint ## Run golangci-lint linter $(GOLANGCI_LINT) run @@ -90,73 +64,6 @@ lint-fix: golangci-lint ## Run golangci-lint linter and perform fixes 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 smooth-operator-builder - $(CONTAINER_TOOL) buildx use smooth-operator-builder - - $(CONTAINER_TOOL) buildx build --push --platform=$(PLATFORMS) --tag ${IMG} -f Dockerfile.cross . - - $(CONTAINER_TOOL) buildx rm smooth-operator-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. - $(KUSTOMIZE) build config/crd | $(KUBECTL) apply -f - - -.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. - $(KUSTOMIZE) build config/crd | $(KUBECTL) delete --ignore-not-found=$(ignore-not-found) -f - - -.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 @@ -180,11 +87,6 @@ ENVTEST_VERSION ?= $(shell go list -m -f "{{ .Version }}" sigs.k8s.io/controller ENVTEST_K8S_VERSION ?= $(shell go list -m -f "{{ .Version }}" k8s.io/api | awk -F'[v.]' '{printf "1.%d", $$3}') GOLANGCI_LINT_VERSION ?= v1.63.4 -.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) diff --git a/README.md b/README.md index 24d198f..e659f12 100644 --- a/README.md +++ b/README.md @@ -47,7 +47,7 @@ This project is developed by [PDOK](https://www.pdok.nl/), a platform for public ``` MIT License -Copyright (c) 2025 Publieke Dienstverlening op de Kaart +Copyright (c) 2026 Publieke Dienstverlening op de Kaart Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal diff --git a/cmd/main.go b/cmd/main.go deleted file mode 100644 index eebe62c..0000000 --- a/cmd/main.go +++ /dev/null @@ -1,235 +0,0 @@ -/* -Copyright 2025. - -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" - "path/filepath" - - // 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/certwatcher" - "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" - - pdoknlv1 "github.com/pdok/smooth-operator/api/v1" - // +kubebuilder:scaffold:imports -) - -var ( - scheme = runtime.NewScheme() - setupLog = ctrl.Log.WithName("setup") -) - -func init() { - utilruntime.Must(clientgoscheme.AddToScheme(scheme)) - - utilruntime.Must(pdoknlv1.AddToScheme(scheme)) - // +kubebuilder:scaffold:scheme -} - -func main() { //nolint - 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) - } - - // Create watchers for metrics and webhooks certificates - var metricsCertWatcher, webhookCertWatcher *certwatcher.CertWatcher - - // Initial webhook TLS options - webhookTLSOpts := tlsOpts - - 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) - - var err error - webhookCertWatcher, err = certwatcher.New( - filepath.Join(webhookCertPath, webhookCertName), - filepath.Join(webhookCertPath, webhookCertKey), - ) - if err != nil { - setupLog.Error(err, "Failed to initialize webhook certificate watcher") - os.Exit(1) - } - - webhookTLSOpts = append(webhookTLSOpts, func(config *tls.Config) { - config.GetCertificate = webhookCertWatcher.GetCertificate - }) - } - - webhookServer := webhook.NewServer(webhook.Options{ - TLSOpts: webhookTLSOpts, - }) - - // 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@v0.20.0/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@v0.20.0/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) - - var err error - metricsCertWatcher, err = certwatcher.New( - filepath.Join(metricsCertPath, metricsCertName), - filepath.Join(metricsCertPath, metricsCertKey), - ) - if err != nil { - setupLog.Error(err, "to initialize metrics certificate watcher", "error", err) - os.Exit(1) - } - - metricsServerOptions.TLSOpts = append(metricsServerOptions.TLSOpts, func(config *tls.Config) { - config.GetCertificate = metricsCertWatcher.GetCertificate - }) - } - - mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{ - Scheme: scheme, - Metrics: metricsServerOptions, - WebhookServer: webhookServer, - HealthProbeBindAddress: probeAddr, - LeaderElection: enableLeaderElection, - LeaderElectionID: "3c5df916.pdok.nl", - // 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, "unable to start manager") - os.Exit(1) - } - - // +kubebuilder:scaffold:builder - - if metricsCertWatcher != nil { - setupLog.Info("Adding metrics certificate watcher to manager") - if err := mgr.Add(metricsCertWatcher); err != nil { - setupLog.Error(err, "unable to add metrics certificate watcher to manager") - os.Exit(1) - } - } - - if webhookCertWatcher != nil { - setupLog.Info("Adding webhook certificate watcher to manager") - if err := mgr.Add(webhookCertWatcher); err != nil { - setupLog.Error(err, "unable to add webhook certificate watcher to manager") - os.Exit(1) - } - } - - if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil { - setupLog.Error(err, "unable to set up health check") - os.Exit(1) - } - if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil { - setupLog.Error(err, "unable to set up ready check") - os.Exit(1) - } - - setupLog.Info("starting manager") - if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil { - setupLog.Error(err, "problem running manager") - os.Exit(1) - } -}