feat: 接入 Database 三资源 API 与分层绑定协调

确定单库单账号、集群级 Database、资源侧先写绑定和凭据定位合同。领域层承载纯规则，service 协調流程，Kubernetes adapter 负责资源呈现与版本保护。验证：全量 make test、三轮 race、真实 API server 并发与重启补写、最小 RBAC/watch、lint 和文档检查通过。供应、凭据交付及删除清理尚未实现，保留 DeletionPending/finalizer 边界。
2026-09-25 04:09:43 +00:00
parent 347a667c0c
commit 7e9e8e828b
33 changed files with 3516 additions and 45 deletions
@@ -0,0 +1,61 @@
+package kubernetes
+
+import (
+	databasev1alpha1 "git.ddupan.top/panxiao81/ayatori/api/database/v1alpha1"
+	"git.ddupan.top/panxiao81/ayatori/internal/database/application"
+	"git.ddupan.top/panxiao81/ayatori/internal/database/domain/binding"
+	"k8s.io/apimachinery/pkg/types"
+)
+
+func bindingTenant(object *databasev1alpha1.PostgreSQLTenant) *application.BindingTenant {
+	tenant := &application.BindingTenant{
+		Revision: object.ResourceVersion, Generation: object.Generation,
+	}
+	tenant.Tenant = binding.Tenant{
+		Identity: binding.TenantIdentity{Namespace: object.Namespace, Name: object.Name, UID: string(object.UID)},
+		Phase:    object.Status.Phase, Deleting: !object.DeletionTimestamp.IsZero(),
+	}
+	if request := object.Spec.Provision; request != nil {
+		tenant.Request.Provision = &binding.ProvisionRequest{
+			Instance: string(request.InstanceRef.Name), Database: string(request.Database), LoginRole: string(request.LoginRole),
+		}
+	}
+	if object.Spec.DatabaseRef != nil {
+		tenant.Request.ExistingDatabase = string(object.Spec.DatabaseRef.Name)
+	}
+	if ref := object.Status.DatabaseRef; ref != nil {
+		tenant.Database = &binding.Identity{Name: string(ref.Name), UID: string(ref.UID)}
+	}
+	return tenant
+}
+
+func bindingDatabase(object *databasev1alpha1.PostgreSQLDatabase) *application.BindingDatabase {
+	database := &application.BindingDatabase{
+		Revision: object.ResourceVersion,
+	}
+	database.Database = binding.Database{
+		Identity: binding.Identity{Name: object.Name, UID: string(object.UID)},
+		Instance: string(object.Spec.InstanceRef.Name), InstanceUID: string(object.Status.InstanceUID),
+		Name: string(object.Spec.Database), LoginRole: string(object.Spec.LoginRole), Source: object.Spec.Source,
+		Phase: object.Status.Phase, Deleting: !object.DeletionTimestamp.IsZero(),
+		Ready: currentReady(object.Generation, object.Status.Conditions),
+	}
+	if ref := object.Spec.TenantRef; ref != nil {
+		database.Tenant = &binding.TenantIdentity{Namespace: ref.Namespace, Name: string(ref.Name), UID: string(ref.UID)}
+	}
+	return database
+}
+
+func tenantReference(tenant binding.TenantIdentity) *databasev1alpha1.TenantReference {
+	return &databasev1alpha1.TenantReference{
+		Namespace: tenant.Namespace, Name: databasev1alpha1.ObjectName(tenant.Name), UID: types.UID(tenant.UID),
+	}
+}
+
+// BindingTargetName 供 informer 索引使用；不把无效请求丢出事件映射。
+func BindingTargetName(tenant *databasev1alpha1.PostgreSQLTenant) string {
+	if tenant.Spec.DatabaseRef != nil {
+		return string(tenant.Spec.DatabaseRef.Name)
+	}
+	return binding.DynamicDatabaseName(string(tenant.UID))
+}