Creating a Private NAT Gateway

Function

This API is used to create a private NAT gateway.

Calling Method

For details, see Calling APIs.

URI

POST /v3/{project_id}/private-nat/gateways

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Specifies the project ID.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Specifies the user token. It is a response to the API used to obtain a user token. This API is the only one that does not require authentication. The value of X-Subject-Token in the response header is the token value.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
gateway	Yes	CreatePrivateNatOption object	Specifies the request body for creating the private NAT gateway.

**Table 4** CreatePrivateNatOption
Parameter	Mandatory	Type	Description
name	Yes	String	Specifies the private NAT gateway name. Only digits, letters, underscores (_), and hyphens (-) are allowed.
description	No	String	Provides supplementary information about the private NAT gateway. The description can contain up to 255 characters and cannot contain angle brackets (<>).
spec	No	String	Specifies the type of the private NAT gateway. The options are: "Small": small Medium: medium Large: large Extra-large: extra-large Extra-xlarge: enterprise
downlink_vpcs	Yes	Array of DownlinkVpcOption objects	Specifies the VPC where the private NAT gateway works.
tags	No	Array of Tag objects	Specifies the tag list.
enterprise_project_id	No	String	Specifies the ID of the enterprise project that is associated with the private NAT gateway when the private NAT gateway is created. For more information about enterprise projects and how to obtain enterprise project IDs, see Enterprise Management User Guide.

**Table 5** DownlinkVpcOption
Parameter	Mandatory	Type	Description
virsubnet_id	Yes	String	Specifies the ID of the subnet where the private NAT gateway works.
ngport_ip_address	No	String	Specifies the private IP address of the private NAT gateway.

**Table 6** Tag
Parameter	Mandatory	Type	Description
key	Yes	String	Specifies the tag key. A key can contain up to 128 Unicode characters. key cannot be left blank.
value	Yes	String	Specifies the tag value. Each value can contain up to 255 Unicode characters.

Response Parameters

Status code: 201

**Table 7** Response body parameters
Parameter	Type	Description
gateway	PrivateNat object	Specifies the response body for the private NAT gateway.
request_id	String	Specifies the request ID.

**Table 8** PrivateNat
Parameter	Type	Description
id	String	Specifies the private NAT gateway ID.
project_id	String	Specifies the project ID.
name	String	Specifies the private NAT gateway name.
description	String	Provides supplementary information about the private NAT gateway. The description can contain up to 255 characters and cannot contain angle brackets (<>).
spec	String	Specifies the type of the private NAT gateway. The options are: "Small": small Medium: medium Large: large Extra-large: extra-large Extra-xlarge: enterprise
status	String	Specifies the private NAT gateway status. The value can be: ACTIVE: The private NAT gateway is running properly. FROZEN: The private NAT gateway is frozen.
created_at	String	Specifies the time when the private NAT gateway was created. It is a UTC time in yyyy-mm-ddThh:mm:ssZ format.
updated_at	String	Specifies the time when the private NAT gateway was updated. It is a UTC time in yyyy-mm-ddThh:mm:ssZ format.
downlink_vpcs	Array of DownlinkVpc objects	Specifies the VPC where the private NAT gateway works.
tags	Array of Tag objects	Specifies the list of tags.
enterprise_project_id	String	Specifies the ID of the enterprise project that is associated with the private NAT gateway when the private NAT gateway is created.
rule_max	Integer	Specifies the maximum number of rules.
transit_ip_pool_size_max	Integer	Specifies the maximum number of transit IP addresses in a transit IP address pool.

**Table 9** DownlinkVpc
Parameter	Type	Description
vpc_id	String	Specifies the ID of the VPC where the private NAT gateway works.
virsubnet_id	String	Specifies the ID of the subnet where the private NAT gateway works.
ngport_ip_address	String	Specifies the private IP address of the private NAT gateway.

**Table 10** Tag
Parameter	Type	Description
key	String	Specifies the tag key. A key can contain up to 128 Unicode characters. key cannot be left blank.
value	String	Specifies the tag value. Each value can contain up to 255 Unicode characters.

Example Requests

Creating a private NAT gateway (Setting name to private-nat-gateway-name, spec to Small, and virsubnet_id to 373979ee-f4f0-46c5-80e3-0fbf72646b70)

POST https://{Endpoint}/v3/70505c941b9b4dfd82fd351932328a2f/private-nat/gateways

{
  "gateway" : {
    "name" : "private-nat-gateway-name",
    "spec" : "Small",
    "enterprise_project_id" : "2759da7b-8015-404c-ae0a-a389007b0e2a",
    "description" : "create private nat",
    "downlink_vpcs" : [ {
      "virsubnet_id" : "373979ee-f4f0-46c5-80e3-0fbf72646b70"
    } ],
    "tags" : [ {
      "key" : "key1",
      "value" : "value1"
    } ]
  }
}

Example Responses

Status code: 201

Private NAT gateway created.

{
  "request_id" : "9882046a9b96f1405472e36d797e33dc",
  "gateway" : {
    "id" : "14338426-6afe-4019-996b-3a9525296e11",
    "name" : "private-nat-gateway-name",
    "description" : "private-nat-gateway-description",
    "spec" : "Small",
    "project_id" : "70505c941b9b4dfd82fd351932328a2f",
    "enterprise_project_id" : "2759da7b-8015-404c-ae0a-a389007b0e2a",
    "status" : "ACTIVE",
    "created_at" : "2019-04-22T08:47:13",
    "updated_at" : "2019-04-22T08:47:13",
    "tags" : [ {
      "key" : "key1",
      "value" : "value1"
    } ],
    "downlink_vpcs" : [ {
      "vpc_id" : "3cb66d44-9f75-4237-bfff-e37b14d23ad2",
      "virsubnet_id" : "373979ee-f4f0-46c5-80e3-0fbf72646b70",
      "ngport_ip_address" : "192.168.10.190"
    } ],
    "transit_ip_pool_size_max" : 1,
    "rule_max" : 20
  }
}