Querying the Number of Resource Instances

Function

This API is used to query the number of resource instances based on tags.

Calling Method

For details, see Calling APIs.

URI

POST /v5/{project_id}/{resource_type}/resource-instances/count

**Table 1** Parameter description
Parameter	Type	Mandatory	Description
project_id	String	Yes	Specifies a project ID. You can obtain the project ID by referring to Obtaining the Project ID.
resource_type	String	Yes	Specifies the resource type. The value can be one of the following: vpn-gateway, customer-gateway, vpn-connection.

Request

Request parameters

**Table 2** Request parameters
Parameter	Type	Mandatory	Description
without_any_tag	Boolean	No	When this parameter is set to true, all resources without tags are queried. In this case, the tags field is ignored. If this parameter is set to false or is not specified, all resources are queried or resources are filtered by "tags" or "matches".
tags	Array of Tag objects	No	Specifies a tag list. A maximum of 20 tags can be specified.
matches	Array of Match objects	No	Specifies a search field, including a key and a value. The match key is the field to be matched, for example, resource_name. The match value is the value to be matched. The key is a fixed dictionary value.

**Table 3** Tag
Parameter	Type	Mandatory	Description
key	String	Yes	Specifies a tag key. The value is a string of 1 to 128 characters.
values	Array of String	Yes	Specifies the value list of a tag. If values is an empty list, it indicates any_value. The relationship between values is OR. The value is a sting of 0 to 255 characters. A maximum of 20 values can be specified.

**Table 4** Match
Parameter	Type	Mandatory	Description
key	String	Yes	Specifies a match key. The value is resource_name.
value	String	Yes	Specifies a match value. The value is a sting of 0 to 255 characters.

Example request

POST https://{Endpoint}/v5/{project_id}/{resource_type}/resource-instances/count
{
    "tags": [{
            "key": "key1",
            "values": [
                "value1",
                "value2"
            ]
        },
        {
            "key": "key2",
            "values": [
                "value1",
                "value2"
            ]
        }
    ],
    "matches": [{
        "key": "resource_name",
        "value": "resource1"
    }],
    "without_any_tag": "false"
}