Function

This API is used to create east west firewall.

URI

POST /v1/{project_id}/firewall/east-west

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
enterprise_project_id	No	String	Enterprise project id, the id generated by the enterprise project after the user supports the enterprise project.
fw_instance_id	Yes	String	Firewall instance ID, which is automatically generated after a CFW instance is created. You can obtain the ID by calling the API used for querying a firewall instance. For details, see the API Explorer and Help Center FAQ.By default, if fw_instance_Id is not specified, information about the first firewall under the account is returned. If fw_instance_Id is specified, information about the firewall with this fw_instance_Id is returned.If object_Id is specified, information about the firewall with this object_Id is returned by default. If both fw_instance_Id and object_Id are specified, the specified object_Id must belong to the specified firewall.

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is a token.

**Table 4** Request body parameters
Parameter	Mandatory	Type	Description
er_id	No	String	Instance ID of the associated outbound ER
inspection_cidr	Yes	String	inspection cidr
mode	Yes	String	east-west protection mode,only er mode is supported

Response Parameters

Status code: 200

**Table 5** Response body parameters
Parameter	Type	Description
data	CreateEWFirewallResp object	create east west firewall response

**Table 6** CreateEWFirewallResp
Parameter	Type	Description
id	String	Id
er	ER object	ER data
inspertion_vpc	CreateEWFirewallInspectVpcResp object	inspection vpc

**Table 7** ER
Parameter	Type	Description
er_id	String	ER ID
er_attach_id	String	ER attach ID

**Table 8** CreateEWFirewallInspectVpcResp
Parameter	Type	Description
vpc_id	String	vpc id
subnet_ids	Array of strings	subnet ids

Example Requests

Create an east-west protection in ER mode under firewall 55b26ab5-e4b0-40e8-941c-a1778fe2a500, the project ID is 09bb24e6f280d23d0f9fc0104b901480, the inspection_cidr is 10.1.0.0/24, and the er_id is e0b22a23-02cf-4092-ace9-34b39e10dc77.

https://{Endpoint}/v1/09bb24e6f280d23d0f9fc0104b901480/firewall/east-west?fw_instance_id=55b26ab5-e4b0-40e8-941c-a1778fe2a500&enterprise_project_id=default

{
  "inspection_cidr" : "10.1.0.0/24",
  "mode" : "er",
  "er_id" : "e0b22a23-02cf-4092-ace9-34b39e10dc77"
}

Example Responses

Status code: 200

Create East West Firewall Response Body

{
  "data" : {
    "id" : "acc86ca7-818b-4c3d-8a9a-3915a2b21651",
    "er" : {
      "er_id" : "f0f5275a-40aa-4d1e-ac78-2550f7818d43",
      "er_attach_id" : "bd62ddd3-5e20-482b-aefa-9e2940e2b1a9"
    },
    "inspertion_vpc" : {
      "vpc_id" : "00672633-0466-4c35-99ef-5e3f5c813a4b",
      "subnet_ids" : [ "294682a0-1e85-45f5-92c8-e52bee09c204", "a86277bb-35d5-4442-bc0b-2e9d4e6a9080", "95829240-14e0-47e6-b9e7-2ac228e7b00f" ]
    }
  }
}

Status Codes

Status Code	Description
200	Create East West Firewall Response Body

Error Codes

See Error Codes.