Istio Gateway API

openapi: 3.2.0
info:
  title: Istio Networking Gateway API
  description: The Istio Networking API (networking.istio.io) provides configuration resources for traffic management within an Istio service mesh.
  version: v1
  contact:
    name: Istio
    url: https://istio.io/
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: https://{cluster}/apis/networking.istio.io/v1
  description: Kubernetes API server endpoint for Istio Networking v1
  variables:
    cluster:
      default: kubernetes.default.svc
      description: Kubernetes API server hostname
tags:
- name: Gateway
  description: Load balancer configuration at the edge of the mesh
  externalDocs:
    url: https://istio.io/latest/docs/reference/config/networking/gateway/
paths:
  /namespaces/{namespace}/gateways:
    get:
      operationId: listGateways
      summary: Istio List Gateways
      description: List all Gateway resources in the specified namespace. A Gateway describes a load balancer operating at the edge of the mesh receiving incoming or outgoing HTTP/TCP connections, specifying which ports should be exposed, what protocol to use, and the SNI configuration for the load balancer.
      tags:
      - Gateway
      parameters:
      - $ref: '#/components/parameters/namespace'
      - $ref: '#/components/parameters/labelSelector'
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/continue'
      responses:
        '200':
          description: Successful response containing list of Gateways
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GatewayList'
        '401':
          description: Unauthorized
    post:
      operationId: createGateway
      summary: Istio Create a Gateway
      description: Create a new Gateway resource in the specified namespace.
      tags:
      - Gateway
      parameters:
      - $ref: '#/components/parameters/namespace'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Gateway'
      responses:
        '201':
          description: Gateway created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Gateway'
        '401':
          description: Unauthorized
        '409':
          description: Conflict
  /namespaces/{namespace}/gateways/{name}:
    get:
      operationId: getGateway
      summary: Istio Get a Gateway
      description: Read the specified Gateway resource.
      tags:
      - Gateway
      parameters:
      - $ref: '#/components/parameters/namespace'
      - $ref: '#/components/parameters/name'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Gateway'
        '401':
          description: Unauthorized
        '404':
          description: Not found
    put:
      operationId: replaceGateway
      summary: Istio Replace a Gateway
      description: Replace the specified Gateway resource.
      tags:
      - Gateway
      parameters:
      - $ref: '#/components/parameters/namespace'
      - $ref: '#/components/parameters/name'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Gateway'
      responses:
        '200':
          description: Gateway replaced
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Gateway'
        '401':
          description: Unauthorized
        '404':
          description: Not found
    delete:
      operationId: deleteGateway
      summary: Istio Delete a Gateway
      description: Delete the specified Gateway resource.
      tags:
      - Gateway
      parameters:
      - $ref: '#/components/parameters/namespace'
      - $ref: '#/components/parameters/name'
      responses:
        '200':
          description: Gateway deleted
        '401':
          description: Unauthorized
        '404':
          description: Not found
components:
  parameters:
    labelSelector:
      name: labelSelector
      in: query
      description: A selector to restrict the list of returned objects by their labels
      schema:
        type: string
    name:
      name: name
      in: path
      required: true
      description: The resource name
      schema:
        type: string
    limit:
      name: limit
      in: query
      description: Maximum number of resources to return
      schema:
        type: integer
    continue:
      name: continue
      in: query
      description: Continue token for paginated list requests
      schema:
        type: string
    namespace:
      name: namespace
      in: path
      required: true
      description: The Kubernetes namespace
      schema:
        type: string
  schemas:
    GatewayList:
      type: object
      properties:
        apiVersion:
          type: string
        kind:
          type: string
          enum:
          - GatewayList
        metadata:
          $ref: '#/components/schemas/ListMeta'
        items:
          type: array
          items:
            $ref: '#/components/schemas/Gateway'
    Gateway:
      type: object
      properties:
        apiVersion:
          type: string
          enum:
          - networking.istio.io/v1
        kind:
          type: string
          enum:
          - Gateway
        metadata:
          $ref: '#/components/schemas/ObjectMeta'
        spec:
          type: object
          properties:
            selector:
              type: object
              additionalProperties:
                type: string
              description: One or more labels that indicate a specific set of pods/VMs on which this gateway configuration should be applied.
            servers:
              type: array
              items:
                type: object
                properties:
                  port:
                    type: object
                    properties:
                      number:
                        type: integer
                        description: A valid non-negative integer port number.
                      name:
                        type: string
                        description: Label assigned to the port.
                      protocol:
                        type: string
                        description: The protocol exposed on the port (HTTP, HTTPS, GRPC, TCP, TLS, MONGO).
                  hosts:
                    type: array
                    items:
                      type: string
                    description: One or more hosts exposed by this gateway.
                  tls:
                    type: object
                    description: TLS options for the gateway.
              description: A list of server specifications describing the properties of the proxy on a given load balancer port.
    ListMeta:
      type: object
      properties:
        resourceVersion:
          type: string
        continue:
          type: string
    ObjectMeta:
      type: object
      properties:
        name:
          type: string
          description: Name of the resource
        namespace:
          type: string
          description: Namespace of the resource
        labels:
          type: object
          additionalProperties:
            type: string
          description: Map of string keys and values for organizing resources
        annotations:
          type: object
          additionalProperties:
            type: string
          description: Unstructured key-value map for storing arbitrary metadata
        creationTimestamp:
          type: string
          format: date-time
          description: Timestamp representing the server time when this object was created
        resourceVersion:
          type: string
          description: An opaque value that represents the internal version of this object
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: Kubernetes API server bearer token authentication
externalDocs:
  description: Istio Networking Configuration Reference
  url: https://istio.io/latest/docs/reference/config/networking/