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: postgresqltenants.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: PostgreSQLTenant
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listKind: PostgreSQLTenantList
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plural: postgresqltenants
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singular: postgresqltenant
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scope: Namespaced
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versions:
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- additionalPrinterColumns:
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- jsonPath: .status.databaseRef.name
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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: PostgreSQLTenantSpec 显式选择动态申请或已有 Database，不重复声明来源。
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properties:
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databaseRef:
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description: DatabaseReference 是 Tenant 对已有集群级 PostgreSQLDatabase
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的选择。
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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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extensions:
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description: Extensions 保留后端扩展名称的原样拼写，不按 SQL identifier 限制。
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items:
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type: string
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type: array
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x-kubernetes-list-type: set
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provision:
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description: DatabaseProvisionRequest 仅用于动态申请，省略名称时由 controller 按
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Tenant 名称解析。
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properties:
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database:
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description: PostgreSQLIdentifier 是第一版受管 database 与 login role
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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
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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
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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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required:
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- instanceRef
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type: object
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secretName:
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description: SecretName 指定 Tenant namespace 内的投射目标，省略时使用合同约定的默认名称。
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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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type: object
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x-kubernetes-validations:
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- message: exactly one of provision and databaseRef is required
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rule: has(self.provision) != has(self.databaseRef)
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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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credentialURL:
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description: CredentialURL 只含 OpenBao API 位置，禁止嵌入认证信息。
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type: string
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databaseRef:
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description: DatabaseRef 只有在资源侧确认绑定后才写入。
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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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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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- uid
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type: object
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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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type: string
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secretName:
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description: SecretName 是已观察到的同 namespace 投射目标，不包含凭据值。
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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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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: binding target cannot change after binding starts
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rule: '!has(oldSelf.status) || !has(oldSelf.status.phase) || !(oldSelf.status.phase
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in [''Binding'', ''Bound'', ''Deleting'']) || ((has(self.spec.provision)
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== has(oldSelf.spec.provision)) && (!has(oldSelf.spec.provision) || self.spec.provision
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== oldSelf.spec.provision) && (has(self.spec.databaseRef) == has(oldSelf.spec.databaseRef))
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&& (!has(oldSelf.spec.databaseRef) || self.spec.databaseRef == oldSelf.spec.databaseRef))'
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- message: binding progress cannot return to an unbound state
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rule: '!has(oldSelf.status) || !has(oldSelf.status.phase) || !(oldSelf.status.phase
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in [''Binding'', ''Bound'', ''Deleting'']) || (has(self.status) && has(self.status.phase)
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&& self.status.phase in [''Binding'', ''Bound'', ''Deleting''])'
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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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