Querying Network ACL Rules

Function

This API is used to query all network ACL rules accessible to the tenant submitting the request. A maximum of 2000 records can be returned for each query operation. If the number of records exceeds 2000, the pagination marker will be returned. For details, see section Pagination.

URI

GET /v2.0/fwaas/firewall_rules

Example:

GET https://{Endpoint}/v2.0/fwaas/firewall_rules?name={firewall_rule_name}&tenant_id={tenant_id}&public={is_public}&protocol={protocol}&ip_version={ip_version}&action={action}&enabled={is_enabled}

Example of querying rules by page

GET https://{Endpoint}/v2.0/fwaas/firewall_rules?limit=2&marker=2a193015-4a88-4aa1-84ad-d4955adae707&page_reverse=False

Table 1 describes the parameters.

**Table 1** Parameter description
Name	Mandatory	Type	Description
id	No	String	Specifies that the network ACL rule ID is used as the filtering condition.
name	No	String	Specifies that the network ACL rule name is used as the filtering condition.
description	No	String	Specifies that the network ACL rule description is used as the filtering condition.
ip_version	No	Integer	Specifies that the IP address version is used as the filtering condition. The value can be 4 (IPv4) or 6 (IPv6).
action	No	String	Specifies that the network ACL rule action is used as the filtering condition. The value can be allow or deny.
enabled	No	Boolean	Specifies that the network ACL rule is enabled is used as the filtering condition. The value can be true or false.
tenant_id	No	String	Specifies that the project ID is used as the filtering condition.
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, resource records on the first page 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 (2^31-1). The default value is 2000. limit can be used together with marker. For details, see the parameter description of marker.

Request Parameters

None

Example Request

GET https://{Endpoint}/v2.0/fwaas/firewall_rules

Response Parameters

**Table 2** Response parameter
Parameter	Type	Description
firewall_rules	Array of Firewall Rule objects	Specifies the firewall rule list. For details, see Table 4. A maximum of 2000 records can be returned for each query operation. If the number of records exceeds 2000, the pagination marker will be returned. For details, see section Pagination.
firewall_rules_links	Array of firewall_rules_link Object	Specifies the pagination information. For details, see Table 3. Only when limit is used for filtering and the number of resources exceeds the value of limit or 2000 (default value of limit), value next will be returned for rel and a link for href.

**Table 3** **firewall_rules_link** object
Parameter	Type	Description
href	String	Specifies the API link.
rel	String	Specifies the relationship between the API link and the API version.

**Table 4** **Firewall Rule** objects
Attribute	Type	Description
id	String	Specifies the UUID of the network ACL rule.
name	String	Specifies the network ACL rule name.
description	String	Provides supplementary information about the network ACL rule.
tenant_id	String	Specifies the project ID.
public	Boolean	Specifies whether the firewall rule can be shared by different tenants.
protocol	String	Specifies the IP protocol.
source_port	String	Specifies the source port number or port number range.
destination_port	String	Specifies the destination port number or port number range.
ip_version	Integer	Specifies the IP protocol version.
source_ip_address	String	Specifies the source IP address or CIDR block.
destination_ip_address	String	Specifies the destination IP address or CIDR block.
action	String	Specifies action performed on traffic passing through the network ACL.
enabled	Boolean	Specifies whether the network ACL rule is enabled.
project_id	String	Specifies the project ID. For details about how to obtain a project ID, see Obtaining a Project ID.

Example Response

{
    "firewall_rules": [
        {
            "protocol": "tcp",
            "description": "update check parameter",
            "source_ip_address": "116.66.184.0/24", 
            "destination_ip_address": "0.0.0.0/0", 
            "destination_port": null, 
            "source_port": null, 
            "id": "2a193015-4a88-4aa1-84ad-d4955adae707", 
            "name": "crhfwruleupdate", 
            "tenant_id": "a1c6f90c94334bd2953d9a61b8031a68", 
            "project_id": "a1c6f90c94334bd2953d9a61b8031a68",
            "enabled": true, 
            "action": "allow", 
            "ip_version": 4, 
            "public": false
        }, 
        {
            "protocol": "tcp",
            "description": "update check parameter",
            "source_ip_address": null, 
            "destination_ip_address": null, 
            "destination_port": "40:60", 
            "source_port": "20:50", 
            "id": "db7a204c-9eb1-40a2-9bd6-ed5cfd3cff32", 
            "name": "update_firewall-role-tommy", 
            "tenant_id": "a1c6f90c94334bd2953d9a61b8031a68", 
            "project_id": "a1c6f90c94334bd2953d9a61b8031a68",
            "enabled": false, 
            "action": "deny", 
            "ip_version": 4, 
            "public": false
        }
    ],
    "firewall_rules_links": [
       {    "rel": "previous", 
            "href": "https://{Endpoint}/v2.0/fwaas/firewall_rules?marker=2a193015-4a88-4aa1-84ad-d4955adae707&page_reverse=True"
        }
    ]
}