Amazon S3 REST API — Buckets

naftiko: 1.0.0-alpha2
info:
  label: Amazon S3 REST API — Buckets
  description: 'Amazon S3 REST API — Buckets. 4 operations. Lead operation: Amazon S3 List Buckets. Self-contained Naftiko
    capability covering one Amazon S3 business surface.'
  tags:
  - Amazon S3
  - Buckets
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    AMAZON_S3_API_KEY: AMAZON_S3_API_KEY
capability:
  consumes:
  - type: http
    namespace: rest-buckets
    baseUri: https://s3.{region}.amazonaws.com
    description: Amazon S3 REST API — Buckets business capability. Self-contained, no shared references.
    resources:
    - name: root
      path: /
      operations:
      - name: listbuckets
        method: GET
        description: Amazon S3 List Buckets
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: x-amz-expected-bucket-owner
          in: header
          type: string
          description: The account ID of the expected bucket owner.
    - name: Bucket
      path: /{Bucket}
      operations:
      - name: createbucket
        method: PUT
        description: Amazon S3 Create Bucket
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: x-amz-acl
          in: header
          type: string
          description: The canned ACL to apply to the bucket.
        - name: x-amz-bucket-object-lock-enabled
          in: header
          type: boolean
          description: Specifies whether you want S3 Object Lock to be enabled for the new bucket.
        - name: x-amz-object-ownership
          in: header
          type: string
          description: The container element for object ownership.
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
      - name: deletebucket
        method: DELETE
        description: Amazon S3 Delete Bucket
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: x-amz-expected-bucket-owner
          in: header
          type: string
          description: The account ID of the expected bucket owner.
      - name: headbucket
        method: HEAD
        description: Amazon S3 Head Bucket
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: x-amz-expected-bucket-owner
          in: header
          type: string
          description: The account ID of the expected bucket owner.
    authentication:
      type: apikey
      key: Authorization
      value: '{{env.AMAZON_S3_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: rest-buckets-rest
    port: 8080
    description: REST adapter for Amazon S3 REST API — Buckets. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1
      name: root
      description: REST surface for root.
      operations:
      - method: GET
        name: listbuckets
        description: Amazon S3 List Buckets
        call: rest-buckets.listbuckets
        with:
          x-amz-expected-bucket-owner: rest.x-amz-expected-bucket-owner
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/{bucket}
      name: bucket
      description: REST surface for Bucket.
      operations:
      - method: PUT
        name: createbucket
        description: Amazon S3 Create Bucket
        call: rest-buckets.createbucket
        with:
          x-amz-acl: rest.x-amz-acl
          x-amz-bucket-object-lock-enabled: rest.x-amz-bucket-object-lock-enabled
          x-amz-object-ownership: rest.x-amz-object-ownership
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: deletebucket
        description: Amazon S3 Delete Bucket
        call: rest-buckets.deletebucket
        with:
          x-amz-expected-bucket-owner: rest.x-amz-expected-bucket-owner
        outputParameters:
        - type: object
          mapping: $.
      - method: HEAD
        name: headbucket
        description: Amazon S3 Head Bucket
        call: rest-buckets.headbucket
        with:
          x-amz-expected-bucket-owner: rest.x-amz-expected-bucket-owner
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: rest-buckets-mcp
    port: 9090
    transport: http
    description: MCP adapter for Amazon S3 REST API — Buckets. One tool per consumed operation, routed inline through this
      capability's consumes block.
    tools:
    - name: amazon-s3-list-buckets
      description: Amazon S3 List Buckets
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: rest-buckets.listbuckets
      with:
        x-amz-expected-bucket-owner: tools.x-amz-expected-bucket-owner
      outputParameters:
      - type: object
        mapping: $.
    - name: amazon-s3-create-bucket
      description: Amazon S3 Create Bucket
      hints:
        readOnly: false
        destructive: false
        idempotent: true
      call: rest-buckets.createbucket
      with:
        x-amz-acl: tools.x-amz-acl
        x-amz-bucket-object-lock-enabled: tools.x-amz-bucket-object-lock-enabled
        x-amz-object-ownership: tools.x-amz-object-ownership
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: amazon-s3-delete-bucket
      description: Amazon S3 Delete Bucket
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: rest-buckets.deletebucket
      with:
        x-amz-expected-bucket-owner: tools.x-amz-expected-bucket-owner
      outputParameters:
      - type: object
        mapping: $.
    - name: amazon-s3-head-bucket
      description: Amazon S3 Head Bucket
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: rest-buckets.headbucket
      with:
        x-amz-expected-bucket-owner: tools.x-amz-expected-bucket-owner
      outputParameters:
      - type: object
        mapping: $.