Help Center> API Gateway> API Reference> Dedicated Gateway APIs (V2)> Gateway Tag Management> Querying the Number of Gateways with a Specified Tag
Updated on 2024-06-27 GMT+08:00
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Querying the Number of Gateways with a Specified Tag

Function

This API is used to query the number of gateways with a specified tag.

Constraints

When a policy is used to authorize users, this API can be called only when the apig:instance:getNumByTags action is contained.

Calling Method

For details, see Calling APIs.

URI

POST /v2/{project_id}/apigw/resource-instances/count

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain it, see Obtaining a Project ID.

Request Parameters

Table 2 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 3 Request body parameters

Parameter

Mandatory

Type

Description

without_any_tag

No

Boolean

Resources to be queried contain no tags. If 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 not specified, it does not take effect.

tags

No

Array of TmsKeyValues objects

Included tags. A maximum of 20 keys are included. Each key can have a maximum of 20 values. If no tag filtering criteria is specified, full data is returned.

Array Length: 0 - 20

sys_tags

No

Array of TmsKeyValues objects

Enterprise project. Only the op_service permission can use this field to filter resources. If sys_tags is not used, resources are filtered by tag. If no tag filtering criteria is specified, full data is returned.

Array Length: 0 - 1

matches

No

Array of TmsMatchesKeyValue objects

Search criteria. The tag key is the field to match. Currently, only resource_name is supported. The tag value indicates the matched value. Check whether fuzzy match is required based on the key value. For example, if key is set to resource_name, prefix search is performed.
Table 4 TmsKeyValues

Parameter

Mandatory

Type

Description

key

No

String

Key.

Include UTF-8 letters, digits, spaces, or special characters (_.:=+-@).

Do not start with _sys_ because it is a system label.

Minimum: 1

Maximum: 128

values

No

Array of strings

Value.

You can enter letters, digits, and spaces or other special characters (_.:/=+-@) in UTF-8 format.
Table 5 TmsMatchesKeyValue

Parameter

Mandatory

Type

Description

key

No

String

Specifies the field to be matched.

  • resource_name indicates that the APIG instance name is used for matching.

Enumeration values:

  • resource_name

value

No

String

Indicates the value. The value can contain UTF-8 letters, digits, spaces, and the following characters: (_.:/=+-@) : / = + - @

Maximum: 255

Response Parameters

Status code: 200

Table 6 Response body parameters

Parameter

Type

Description

total_count

Integer

Total number of records.

Status code: 401

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 403

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

  • Querying the number of gateways with a specified tag

    {
  "without_any_tag" : false,
  "tags" : [ {
    "key" : "test-key",
    "values" : [ "test-value" ]
  } ],
  "matches" : [ {
    "key" : "resource_name",
    "value" : "test-apig"
  } ]
}

  • Querying the number of gateways with a specified enterprise project ID

    {
  "without_any_tag" : false,
  "sys_tags" : [ {
    "key" : "_sys_enterprise_project_id",
    "values" : [ "0" ]
  } ],
  "matches" : [ {
    "key" : "resource_name",
    "value" : "test-apig"
  } ]
}

Example Responses

Status code: 200

OK

{
  "total_count" : 20
}

Status code: 401

Unauthorized

{
  "error_code" : "APIC.7102",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIC.7106",
  "error_msg" : "No permissions to request for the method"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIC.9000"
}

Status Codes

Status Code

Description

200

OK

401

Unauthorized

403

Forbidden

500

Internal Server Error

Error Codes

See Error Codes.

Parent topic: Gateway Tag Management