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DescribeFirewallRules

Last updated: 2023-12-04 16:32:01

    1. API Description

    Domain name for API request: lighthouse.tencentcloudapi.com.

    This API is used to query the firewall rules of an instance.

    A maximum of 10 requests can be initiated per second for this API.

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    2. Input Parameters

    The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

    Parameter Name Required Type Description
    Action Yes String Common Params. The value used for this API: DescribeFirewallRules.
    Version Yes String Common Params. The value used for this API: 2020-03-24.
    Region No String Common Params. This parameter is not required for this API.
    InstanceId Yes String Instance ID.
    Offset No Integer Offset. Default value: 0.
    Limit No Integer Number of returned results. Default value: 20. Maximum value: 100.

    3. Output Parameters

    Parameter Name Type Description
    TotalCount Integer Number of eligible firewall rules.
    FirewallRuleSet Array of FirewallRuleInfo Firewall rule details list.
    FirewallVersion Integer Firewall version number.
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1 Querying all the firewall rules of instance

    Input Example

    https://lighthouse.tencentcloudapi.com/?Action=DescribeFirewallRules
    &InstanceId=lhins-aglzynfg
    &<Common request parameters>
    

    Output Example

    {
        "Response": {
            "FirewallRuleSet": [
                {
                    "Action": "DROP",
                    "AppType": "Custom",
                    "CidrBlock": "0.0.0.0/0",
                    "FirewallRuleDescription": "",
                    "Port": "22,88",
                    "Protocol": "TCP"
                },
                {
                    "Action": "ACCEPT",
                    "AppType": "Custom",
                    "CidrBlock": "0.0.0.0/0",
                    "FirewallRuleDescription": "test",
                    "Port": "88",
                    "Protocol": "TCP"
                },
                {
                    "Action": "ACCEPT",
                    "AppType": "HTTP(80)",
                    "CidrBlock": "0.0.0.0/0",
                    "FirewallRuleDescription": "test",
                    "Port": "80",
                    "Protocol": "TCP"
                },
                {
                    "Action": "ACCEPT",
                    "AppType": "HTTPS(443)",
                    "CidrBlock": "0.0.0.0/0",
                    "FirewallRuleDescription": "Allow web service HTTPS (443), such as Apache and Nginx",
                    "Port": "443",
                    "Protocol": "TCP"
                }
            ],
            "FirewallVersion": 1,
            "RequestId": "afa0c876-336a-4ed6-ad01-89b3b2632207",
            "TotalCount": 4
        }
    }
    

    Example2 Querying certain firewall rules of instance

    Input Example

    https://lighthouse.tencentcloudapi.com/?Action=DescribeFirewallRules
    &InstanceId=lhins-aglzynfg
    &Offset=0
    &Limit=1
    &<Common request parameters>
    

    Output Example

    {
        "Response": {
            "FirewallRuleSet": [
                {
                    "Action": "DROP",
                    "AppType": "Custom",
                    "CidrBlock": "0.0.0.0/0",
                    "FirewallRuleDescription": "",
                    "Port": "22,88",
                    "Protocol": "TCP"
                }
            ],
            "FirewallVersion": 1,
            "RequestId": "31522fb9-fef8-4190-9080-deba504c36ae",
            "TotalCount": 4
        }
    }
    

    5. Developer Resources

    SDK

    TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

    Command Line Interface

    6. Error Code

    The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

    Error Code Description
    FailedOperation Operation failed.
    InvalidParameterValue.InstanceIdMalformed Invalid parameter value: the instance ID format is invalid.
    InvalidParameterValue.Negative Invalid parametric value: it cannot be negative.
    InvalidParameterValue.OutOfRange Invalid parametric value: it is not within the valid range.
    ResourceNotFound.FirewallNotFound The firewall does not exist.
    ResourceNotFound.InstanceIdNotFound The instance ID does not exist.
    UnauthorizedOperation.NoPermission No permission
    UnauthorizedOperation.TokenInvalid
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