refactor: 将 controller 装配收拢到 bootstrap 包

internal/bootstrap/openbao.go

@@ -0,0 +1,72 @@
+/*
+Copyright 2026.
+
+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 bootstrap
+
+import (
+	"errors"
+	"flag"
+	"net/http"
+
+	ctrl "sigs.k8s.io/controller-runtime"
+
+	"git.ddupan.top/panxiao81/ayatori/internal/infra/openbao"
+)
+
+type openBaoOptions struct {
+	address  string
+	caCert   string
+	mount    string
+	role     string
+	identity openbao.KubernetesIdentity
+}
+
+func (o *openBaoOptions) bindFlags(flags *flag.FlagSet) {
+	flags.StringVar(&o.address, "openbao-address", "", "OpenBao HTTPS 地址；为空时不启用认证会话")
+	flags.StringVar(&o.caCert, "openbao-ca-cert", "", "OpenBao 公开 CA PEM 路径；默认使用系统信任根")
+	flags.StringVar(&o.mount, "openbao-auth-mount", "kubernetes", "OpenBao Kubernetes auth mount")
+	flags.StringVar(&o.role, "openbao-auth-role", "", "OpenBao 登录 role")
+	flags.StringVar(&o.identity.Namespace, "openbao-service-account-namespace", "",
+		"TokenRequest 的固定 ServiceAccount namespace")
+	flags.StringVar(&o.identity.ServiceAccount, "openbao-service-account-name", "", "TokenRequest 的固定 ServiceAccount 名称")
+	flags.StringVar(&o.identity.Audience, "openbao-token-audience", "openbao", "SA JWT audience，须匹配 OpenBao role")
+}
+
+func setupOpenBaoAuthentication(manager ctrl.Manager, options openBaoOptions) error {
+	if options.address == "" {
+		return nil
+	}
+	client, err := openbao.NewClient(options.address, options.caCert)
+	if err != nil {
+		return err
+	}
+	// 复用 manager 已装配的 Kubernetes client，不重复加载配置或创建客户端。
+	session, err := openbao.NewKubernetesSession(
+		client, manager.GetClient(), options.mount, options.role, options.identity,
+	)
+	if err != nil {
+		return err
+	}
+	if err := manager.Add(session); err != nil {
+		return err
+	}
+	return manager.AddReadyzCheck("openbao-auth", func(_ *http.Request) error {
+		if !session.Ready() {
+			return errors.New("OpenBao Kubernetes authentication unavailable")
+		}
+		return nil
+	})
+}