refactor(sqs-operator): переделка через Operator SDK v1.37.0
- operator-sdk init + create api (QueueService kind, group sqs, v1alpha1) - Стандартная kubebuilder структура: cmd/, internal/controller/, config/ - CRD types с kubebuilder маркерами (validation, defaults, printcolumns) - Reconciler перенесён из ручного кода в internal/controller/ - controller-gen v0.17.0 (совместимость с Go 1.26.1) - Автогенерация: deepcopy, CRD YAML, RBAC ClusterRole - Удалены все ручные файлы (controllers/, main.go, deployments/)
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// Изменён: 2026-04-07
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// main.go — точка входа SQS Operator.
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// Scaffold сгенерирован operator-sdk, дополнен загрузкой конфига из env.
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package main
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import (
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"crypto/tls"
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"flag"
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"os"
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// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.)
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// to ensure that exec-entrypoint and run can make use of them.
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_ "k8s.io/client-go/plugin/pkg/client/auth"
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"k8s.io/apimachinery/pkg/runtime"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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clientgoscheme "k8s.io/client-go/kubernetes/scheme"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/healthz"
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"sigs.k8s.io/controller-runtime/pkg/log/zap"
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metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"
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"sigs.k8s.io/controller-runtime/pkg/webhook"
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sqsv1alpha1 "gitea-naeel.giteak8s.services.ngcloud.ru/naeel/sqs-operator/api/v1alpha1"
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sqsconfig "gitea-naeel.giteak8s.services.ngcloud.ru/naeel/sqs-operator/internal/config"
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"gitea-naeel.giteak8s.services.ngcloud.ru/naeel/sqs-operator/internal/controller"
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// +kubebuilder:scaffold:imports
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)
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var (
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scheme = runtime.NewScheme()
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setupLog = ctrl.Log.WithName("setup")
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)
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func init() {
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utilruntime.Must(clientgoscheme.AddToScheme(scheme))
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utilruntime.Must(sqsv1alpha1.AddToScheme(scheme))
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// +kubebuilder:scaffold:scheme
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}
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func main() {
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var metricsAddr string
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var enableLeaderElection bool
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var probeAddr string
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var secureMetrics bool
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var enableHTTP2 bool
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flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.")
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flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
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flag.BoolVar(&enableLeaderElection, "leader-elect", false,
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"Enable leader election for controller manager. "+
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"Enabling this will ensure there is only one active controller manager.")
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flag.BoolVar(&secureMetrics, "metrics-secure", false,
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"If set the metrics endpoint is served securely")
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flag.BoolVar(&enableHTTP2, "enable-http2", false,
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"If set, HTTP/2 will be enabled for the metrics and webhook servers")
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opts := zap.Options{
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Development: true,
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}
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opts.BindFlags(flag.CommandLine)
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flag.Parse()
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ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
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// Загружаем конфигурацию оператора из env переменных
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cfg, err := sqsconfig.Load()
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if err != nil {
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setupLog.Error(err, "unable to load operator config")
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os.Exit(1)
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}
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setupLog.Info("operator config loaded",
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"sqsExternalHost", cfg.SQSExternalHost,
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"elasticMQImage", cfg.ElasticMQImage,
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"operatorNamespace", cfg.OperatorNamespace,
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)
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// if the enable-http2 flag is false (the default), http/2 should be disabled
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// due to its vulnerabilities. More specifically, disabling http/2 will
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// prevent from being vulnerable to the HTTP/2 Stream Cancellation and
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// Rapid Reset CVEs. For more information see:
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// - https://github.com/advisories/GHSA-qppj-fm5r-hxr3
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// - https://github.com/advisories/GHSA-4374-p667-p6c8
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disableHTTP2 := func(c *tls.Config) {
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setupLog.Info("disabling http/2")
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c.NextProtos = []string{"http/1.1"}
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}
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tlsOpts := []func(*tls.Config){}
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if !enableHTTP2 {
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tlsOpts = append(tlsOpts, disableHTTP2)
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}
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webhookServer := webhook.NewServer(webhook.Options{
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TLSOpts: tlsOpts,
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})
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mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
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Scheme: scheme,
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Metrics: metricsserver.Options{
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BindAddress: metricsAddr,
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SecureServing: secureMetrics,
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TLSOpts: tlsOpts,
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},
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WebhookServer: webhookServer,
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HealthProbeBindAddress: probeAddr,
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LeaderElection: enableLeaderElection,
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LeaderElectionID: "da8602f3.kube5s.ru",
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// LeaderElectionReleaseOnCancel defines if the leader should step down voluntarily
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// when the Manager ends. This requires the binary to immediately end when the
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// Manager is stopped, otherwise, this setting is unsafe. Setting this significantly
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// speeds up voluntary leader transitions as the new leader dont have to wait
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// LeaseDuration time first.
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//
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// In the default scaffold provided, the program ends immediately after
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// the manager stops, so would be fine to enable this option. However,
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// if you are doing or is intended to do any operation such as perform cleanups
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// after the manager stops then its usage might be unsafe.
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// LeaderElectionReleaseOnCancel: true,
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})
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if err != nil {
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setupLog.Error(err, "unable to start manager")
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os.Exit(1)
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}
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// Регистрируем QueueService controller с конфигом из env
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if err = (&controller.QueueServiceReconciler{
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Client: mgr.GetClient(),
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Scheme: mgr.GetScheme(),
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SQSExternalHost: cfg.SQSExternalHost,
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ElasticMQImage: cfg.ElasticMQImage,
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}).SetupWithManager(mgr); err != nil {
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setupLog.Error(err, "unable to create controller", "controller", "QueueService")
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os.Exit(1)
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}
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//+kubebuilder:scaffold:builder
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if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil {
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setupLog.Error(err, "unable to set up health check")
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os.Exit(1)
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}
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if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil {
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setupLog.Error(err, "unable to set up ready check")
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os.Exit(1)
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}
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setupLog.Info("starting manager")
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if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
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setupLog.Error(err, "problem running manager")
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os.Exit(1)
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}
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}
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