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。
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---
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apiVersion: apiextensions.k8s.io/v1
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kind: CustomResourceDefinition
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metadata:
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annotations:
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controller-gen.kubebuilder.io/version: v0.22.0
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name: postgresqldatabases.database.ayatori.ddupan.top
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spec:
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group: database.ayatori.ddupan.top
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names:
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kind: PostgreSQLDatabase
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listKind: PostgreSQLDatabaseList
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plural: postgresqldatabases
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singular: postgresqldatabase
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scope: Cluster
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versions:
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- additionalPrinterColumns:
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- jsonPath: .spec.instanceRef.name
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name: Instance
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type: string
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- jsonPath: .spec.database
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name: Database
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type: string
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- jsonPath: .status.conditions[?(@.type=='Ready')].status
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name: Ready
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type: string
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name: v1alpha1
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schema:
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openAPIV3Schema:
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properties:
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apiVersion:
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description: |-
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APIVersion defines the versioned schema of this representation of an object.
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Servers should convert recognized schemas to the latest internal value, and
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may reject unrecognized values.
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More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources
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type: string
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kind:
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description: |-
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Kind is a string value representing the REST resource this object represents.
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Servers may infer this from the endpoint the client submits requests to.
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Cannot be updated.
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In CamelCase.
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More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds
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type: string
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metadata:
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type: object
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spec:
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description: PostgreSQLDatabaseSpec 是一库、一个 login owner 及凭据的独立资源声明。
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properties:
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credentialRef:
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description: |-
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CredentialReference 定位已有 OpenBao KV v2 凭据，不包含任何秘密值。
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只由资源管理员在导入时填写；controller 必须检查部署允许的 mount/path 范围。
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properties:
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mount:
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maxLength: 253
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minLength: 1
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type: string
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path:
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description: Path 是 mount 内的逻辑路径，不含 KV v2 的 data/ API 前缀。
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maxLength: 1024
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minLength: 1
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type: string
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required:
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- mount
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- path
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type: object
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database:
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description: PostgreSQLIdentifier 是第一版受管 database 与 login role 使用的名称。
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maxLength: 63
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pattern: ^[a-z][a-z0-9_]{0,62}$
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type: string
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instanceRef:
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description: InstanceReference 仅引用同 API group 的集群级 PostgreSQLInstance。
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properties:
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name:
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description: ObjectName 定位集群级资源，不携带 namespace 或隐式跨 API group 引用。
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maxLength: 253
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minLength: 1
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pattern: ^[a-z0-9]([-a-z0-9.]*[a-z0-9])?$
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type: string
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required:
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- name
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type: object
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loginRole:
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description: PostgreSQLIdentifier 是第一版受管 database 与 login role 使用的名称。
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maxLength: 63
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pattern: ^[a-z][a-z0-9_]{0,62}$
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type: string
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reclaimPolicy:
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default: Retain
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description: ReclaimPolicy 控制资源释放后的处置，只有资源管理者可以修改。
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enum:
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- Retain
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- Delete
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type: string
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source:
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description: Source 明确区分创建与只读导入，不从后端同名对象推断。
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enum:
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- Provision
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- Import
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type: string
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tenantRef:
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description: TenantRef 由 controller 先写入；Released 时仍保留旧身份。
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properties:
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name:
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description: ObjectName 定位集群级资源，不携带 namespace 或隐式跨 API group 引用。
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maxLength: 253
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minLength: 1
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pattern: ^[a-z0-9]([-a-z0-9.]*[a-z0-9])?$
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type: string
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namespace:
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maxLength: 63
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minLength: 1
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pattern: ^[a-z0-9]([-a-z0-9]*[a-z0-9])?$
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type: string
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uid:
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description: |-
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UID is a type that holds unique ID values, including UUIDs. Because we
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don't ONLY use UUIDs, this is an alias to string. Being a type captures
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intent and helps make sure that UIDs and names do not get conflated.
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maxLength: 128
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minLength: 1
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type: string
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required:
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- name
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- namespace
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- uid
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type: object
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required:
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- database
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- instanceRef
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- loginRole
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- source
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type: object
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x-kubernetes-validations:
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- message: only imported databases require an existing credentialRef
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rule: (self.source == 'Import') == has(self.credentialRef)
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status:
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properties:
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conditions:
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items:
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description: Condition contains details for one aspect of the current
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state of this API Resource.
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properties:
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lastTransitionTime:
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description: |-
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lastTransitionTime is the last time the condition transitioned from one status to another.
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This should be when the underlying condition changed. If that is not known, then using the time when the API field changed is acceptable.
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format: date-time
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type: string
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message:
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description: |-
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message is a human readable message indicating details about the transition.
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This may be an empty string.
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maxLength: 32768
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type: string
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observedGeneration:
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description: |-
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observedGeneration represents the .metadata.generation that the condition was set based upon.
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For instance, if .metadata.generation is currently 12, but the .status.conditions[x].observedGeneration is 9, the condition is out of date
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with respect to the current state of the instance.
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format: int64
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minimum: 0
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type: integer
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reason:
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description: |-
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reason contains a programmatic identifier indicating the reason for the condition's last transition.
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Producers of specific condition types may define expected values and meanings for this field,
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and whether the values are considered a guaranteed API.
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The value should be a CamelCase string.
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This field may not be empty.
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maxLength: 1024
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minLength: 1
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pattern: ^[A-Za-z]([A-Za-z0-9_,:]*[A-Za-z0-9_])?$
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type: string
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status:
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description: status of the condition, one of True, False, Unknown.
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enum:
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- "True"
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- "False"
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- Unknown
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type: string
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type:
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description: type of condition in CamelCase or in foo.example.com/CamelCase.
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maxLength: 316
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pattern: ^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$
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type: string
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required:
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- lastTransitionTime
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- message
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- reason
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- status
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- type
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type: object
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type: array
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x-kubernetes-list-map-keys:
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- type
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x-kubernetes-list-type: map
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instanceUID:
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description: InstanceUID 记录观察时的实例身份，不把同名新实例视为原目标。
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type: string
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observedGeneration:
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format: int64
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type: integer
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phase:
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description: Phase 暂不冻结供应子阶段枚举；它不是操作授权或绑定的替代记录。
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type: string
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type: object
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required:
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- spec
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type: object
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x-kubernetes-validations:
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- message: managed database target cannot change after observation or binding
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starts
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rule: '!(has(oldSelf.spec.tenantRef) || (has(oldSelf.status) && has(oldSelf.status.instanceUID)))
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|| (self.spec.instanceRef == oldSelf.spec.instanceRef && self.spec.database
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== oldSelf.spec.database && self.spec.loginRole == oldSelf.spec.loginRole
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&& self.spec.source == oldSelf.spec.source && has(self.spec.credentialRef)
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== has(oldSelf.spec.credentialRef) && (!has(oldSelf.spec.credentialRef)
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|| self.spec.credentialRef == oldSelf.spec.credentialRef))'
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served: true
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storage: true
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subresources:
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status: {}
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