Querying Resources by Tag

Function

Query resources by tag.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.

If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
cts:resource:filter	List	-	-	-	-

URI

POST /v3/{project_id}/{resource_type}/resource-instances/filter

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID.
resource_type	Yes	String	Resource type. The value is fixed to cts-tracker for CTS.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
limit	No	Integer	Number of records to be queried, which ranges from 1 to 1,000. If this parameter is not passed, the default value is 1000.
offset	No	String	Index position. The query starts from the next data record specified by offset. The value must be a number and cannot be negative. The default value is 0.

Request Parameters

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
without_any_tag	No	Boolean	Whether to query only untagged resources. If this parameter is set to true, all resources without tags are queried. In this case, the true field is ignored. If this parameter is set to false or not specified, it does not take effect, meaning that all resources are returned or resources are filtered by tags or matches.
tags	No	Array of TmsTags objects	Tag list. A maximum of 20 keys can be included. Each key has a maximum of 20 values.
matches	No	Array of Match objects	Field to be matched. This parameter specifies the key-value pair to be matched in the query. If value is left blank, exact matching will work. Otherwise, fuzzy matching will work.

**Table 4** TmsTags
Parameter	Mandatory	Type	Description
key	No	String	Tag key. A tag key contains a maximum of 128 Unicode characters. It can contain letters, digits, spaces, and special characters _.:=+-@. It cannot start or end with a space.
values	No	Array of strings	Value list.

**Table 5** Match
Parameter	Mandatory	Type	Description
key	No	String	Tag key. It can only be resource_name.
value	No	String	Tag value. Each value contains a maximum of 255 Unicode characters. It cannot contain underscores (_) or percent signs (%).

Response Parameters

Status code: 200

**Table 6** Response body parameters
Parameter	Type	Description
resources	Array of Resource objects	Resource tag details.
total_count	Integer	Total number of records in the list, which is irrelevant to pagination.

**Table 7** Resource
Parameter	Type	Description
resource_id	String	Resource ID.
resource_detail	String	Resource details. The value is a resource object used for expansion. It is left blank by default.
tags	Map<String,ResourceTag>	Tags of resources. If there is no tag, the value is an empty array by default.
resource_name	String	Resource name.

**Table 8** ResourceTag
Parameter	Type	Description
key	String	Tag key. A tag key contains a maximum of 128 Unicode characters. It can contain letters, digits, spaces, and special characters _.:=+-@. It cannot start or end with a space, or start with sys.
value	String	Tag value. Each value contains a maximum of 255 Unicode characters. If value is specified, tags are deleted by key and value. If value is not specified, tags are deleted by key. A tag value can contain letters, digits, spaces, and special characters _.:/=+-@. It cannot start or end with a space.

Example Requests

Query resources by tag.

https://{endpoint}/v3/{project_id}/{resource_type}/resource-instances/filter

{
  "offset" : "100",
  "limit" : "100",
  "action" : "filter",
  "without_any_tag" : true,
  "tags" : [ {
    "key" : "key1",
    "values" : [ "*value1", "value2" ]
  } ],
  "tags_any" : [ {
    "key" : "key1",
    "values" : [ "*value1", "value2" ]
  } ],
  "not_tags" : [ {
    "key" : "key1",
    "values" : [ "*value1", "value2" ]
  } ],
  "not_tags_any" : [ {
    "key" : "key1",
    "values" : [ "*value1", "value2" ]
  } ],
  "sys_tags" : [ {
    "key" : "key1",
    "values" : [ "*value1", "value2" ]
  } ],
  "matches" : [ {
    "key" : "resource_name",
    "value" : "resource1"
  } ]
}

Example Responses

Status code: 200

Request succeeded.

{
  "total_count" : 1000,
  "resources" : [ {
    "resource_detail" : "",
    "resource_id" : "xxx",
    "resource_name" : "system",
    "tags" : [ {
      "key" : "_sys_enterprise_project_id",
      "value" : "0"
    }, {
      "key" : "key1",
      "value" : "value1"
    } ]
  } ]
}