# Querying VPC Routes

#### Function

This API is used to query all routes of the tenant submitting the request. The routes are filtered based on the filtering condition. For details about the response format of pagination query, see section Pagination.

#### URI

GET /v2.0/vpc/routes

Example:

    Example:
    GET https://{Endpoint}/v2.0/vpc/routes?id={id}&vpc_id={vpc_id}&tenant_id={tenant_id}&destination={destination}&type={type}&limit={limit}&marker={marker}

Table 1 describes the parameters.

Table 1 Parameter description
Name | Mandatory | Type | Description
--- | --- | --- | ---
id | No | String | Specifies that the route ID is used as the filtering condition.
tenant_id | No | String | Specifies that the tenant ID is used as the filtering condition.
vpc_id | No | String | Specifies that the VPC ID is used as the filtering condition.
destination | No | String | Specifies that the route destination address (CIDR) is used as the filtering condition.
type | No | String | Specifies that the type is used as the filtering condition. Currently, the value can only be peering.

marker

No

String

Specifies a resource ID for pagination query, indicating that the query starts from the next record of the specified resource ID.

This parameter can work together with the parameter limit.

- If parameters marker and limit are not passed, all resource records will be returned.
- If the parameter marker is not passed and the value of parameter limit is set to 10, the first 10 resource records will be returned.
- If the value of the parameter marker is set to the resource ID of the 10th record and the value of parameter limit is set to 10, the 11th to 20th resource records will be returned.
- If the value of the parameter marker is set to the resource ID of the 10th record and the parameter limit is not passed, resource records starting from the 11th records (including 11th) will be returned.

limit | No | Integer | Specifies the number of records that will be returned on each page. The value is from 0 to intmax. limit can be used together with marker. For details, see the parameter description of marker. The default value is 2000.

#### Request Message

- Request parameter

  None

- Example request

      GET https://{Endpoint}/v2.0/vpc/routes?vpc_id=ab78be2d-782f-42a5-aa72-35879f6890ff

#### Response Message

- Response parameter

  Table 2 Response parameter
  Parameter | Type | Description
  --- | --- | ---
  routes | Array of route objects | Specifies the route object list. For details, see Table 3.
  routes_links | Array of routes_link objects | Specifies the route object list. For details, see Table 4. The value of rel will be next and that of href will be a link only when limit is used for filtering and the number of resources exceeds the value of limit or 2000 (default value of limit).

  Table 3 route objects
  Attribute | Type | Description
  --- | --- | ---
  id | String | Specifies the route ID.
  destination | String | Specifies the destination address in the CIDR notation format, for example, 192.168.200.0/24.
  nexthop | String | Specifies the next hop. If the route type is peering, enter the VPC peering connection ID.
  type | String | Specifies the route type. Currently, the value can only be peering.
  vpc_id | String | Specifies the VPC of the route. Set this parameter to the existing VPC ID.
  tenant_id | String | Specifies the project ID.

  Table 4 routes_link object
  Name | Type | Description
  --- | --- | ---
  href | String | Specifies the API link.
  rel | String | Specifies the relationship between the API link and the API version.

- Example response

      {
        "routes": [
          {
            "type": "peering",
            "nexthop": "60c809cb-6731-45d0-ace8-3bf5626421a9",
            "destination": "192.168.200.0/24",
            "vpc_id": "ab78be2d-782f-42a5-aa72-35879f6890ff",
            "tenant_id": "6fbe9263116a4b68818cf1edce16bc4f",
            "id": "3d42a0d4-a980-4613-ae76-a2cddecff054"
          }
        ]
      }

#### Status Code

See Status Codes.

#### Error Code

See Error Codes.

Parent topic: VPC Route