Updating an SNAT Rule

Function

This API is used to update a specified SNAT rule.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.

If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
nat:privateNatSnatRules:update	Write	privateGateway *	g:ResourceTag/<tag-key>	-	-
		privateSnatRule *	-
		privateTransitIp	g:ResourceTag/<tag-key>
		-	g:EnterpriseProjectId

URI

PUT /v3/{project_id}/private-nat/snat-rules/{snat_rule_id}

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Specifies the project ID.
snat_rule_id	Yes	String	Specifies the SNAT rule 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
snat_rule	Yes	UpdatePrivateSnatOption object	Specifies the request body for updating an SNAT rule.

**Table 4** UpdatePrivateSnatOption
Parameter	Mandatory	Type	Description
transit_ip_ids	No	Array of strings	Specifies the ID list of transit IP addresses.
description	No	String	Provides supplementary information about the SNAT rule. The description can contain up to 255 characters and cannot contain angle brackets (<>).

Response Parameters

Status code: 200

**Table 5** Response body parameters
Parameter	Type	Description
request_id	String	Specifies the request ID.
snat_rule	PrivateSnat object	Specifies the response body of the SNAT rule.

**Table 6** PrivateSnat
Parameter	Type	Description
id	String	Specifies the SNAT rule ID.
project_id	String	Specifies the project ID.
gateway_id	String	Specifies the private NAT gateway ID.
cidr	String	Specifies the CIDR block that matches the SNAT rule. Constraints: Either this parameter or virsubnet_id must be specified. The CIDR block cannot be the same as that of an existing SNAT rule.
virsubnet_id	String	Specifies the ID of the subnet that matches the SNAT rule. Constraints: Either this parameter or cidr must be specified.
description	String	Provides supplementary information about the SNAT rule. The description can contain up to 255 characters and cannot contain angle brackets (<>).
transit_ip_associations	Array of AssociatedTransitIp objects	Specifies the list of details of associated transit IP addresses.
created_at	String	Specifies the time when the SNAT rule was added. It is a UTC time in yyyy-mm-ddThh:mm:ssZ format.
updated_at	String	Specifies the time when the SNAT rule was updated. It is a UTC time in yyyy-mm-ddThh:mm:ssZ format.
enterprise_project_id	String	Specifies the enterprise project ID.
status	String	Specifies the SNAT rule status of a private NAT gateway. The value can be: ACTIVE: The SNAT rule is active. FROZEN: The SNAT rule is frozen. INACTIVE: The SNAT rule is unavailable.

**Table 7** AssociatedTransitIp
Parameter	Type	Description
transit_ip_id	String	Specifies the ID of the transit IP address.
transit_ip_address	String	Specifies the transit IP address.

Example Requests

Updating an SNAT rule (Setting transit_ip_ids to bbe7c2e7-3bad-445b-a067-b30acce66053 and description to my_snat_rule_update)

PUT https://{Endpoint}/v3/cfa563efb77d4b6d9960781d82530fd8/private-nat/snat-rules/af4dbb83-7ca0-4ed1-b28b-668c1f9c6b81

{
  "snat_rule" : {
    "description" : "my_snat_rule_update",
    "transit_ip_ids" : [ "bbe7c2e7-3bad-445b-a067-b30acce66053" ]
  }
}

Example Responses

Status code: 200

SNAT rule updated.

{
  "request_id" : "15bd32b2-1464-4817-b559-444d22499f6c",
  "snat_rule" : {
    "id" : "af4dbb83-7ca0-4ed1-b28b-668c1f9c6b81",
    "project_id" : "cfa563efb77d4b6d9960781d82530fd8",
    "description" : "my_snat_rule_update",
    "gateway_id" : "80da6f26-94eb-4537-97f0-5a56f4d04cfb",
    "cidr" : "10.1.1.64/30",
    "virsubnet_id" : "",
    "transit_ip_associations" : [ {
      "transit_ip_id" : "bbe7c2e7-3bad-445b-a067-b30acce66053",
      "transit_ip_address" : "172.20.1.98"
    } ],
    "created_at" : "2019-10-22T03:31:19",
    "updated_at" : "2019-10-22T03:39:52",
    "status" : "ACTIVE"
  }
}