Obtaining All Component Instances

Function

This API is used to obtain all instances of a component.

URI

GET /v2/{project_id}/cas/applications/{application_id}/components/{component_id}/instances

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Tenant's project ID. See Obtaining a Project ID.
application_id	Yes	String	Application ID. See Obtaining All Applications.
component_id	Yes	String	Component ID. See Obtaining All Components of an Application.

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
maxWaitTime	No	int	User-defined overall startup time.
limit	No	Integer	Number of records to be displayed. The value is 1000 or ranges from 0 to 100. If the specified value is not within the range, value 10 is assigned. In the non-pagination scenario, the value is 1000. In the pagination scenario, the value ranges from 0 to 100.
offset	No	Integer	Offset.
order_by	No	String	Sorting field. By default, query results are sorted by creation time. Enumerated values: create_time, name, version, and update_time.
order	No	String	Sorting order. desc (default) asc

Request

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
Content-Type	Yes	String	Message body type (format). Default value: application/json;charset=utf8.
X-Auth-Token	Yes	String	API calling can be authenticated using a token or AK/SK. If you use a token, this parameter is mandatory and must be set to the token. For details about how to obtain a token, see Obtaining a User Token.

Response

**Table 4** Response parameters
Parameter	Type	Description
count	Integer	Total number of instances.
instances	Array of objects	Instance parameters. See Table 5.

**Table 5** instance
Parameter	Type	Description
id	String	Component instance ID.
application_id	String	Application ID.
application_name	String	Application name.
component_id	String	Component ID.
component_name	String	Component name.
name	String	Component instance name.
environment_id	String	Component environment ID.
environment_name	String	Environment name.
platform_type	String	Platform type. Value: cce or vmapp.
artifacts	Map<String, Object>	Artifact. key indicates the component name. In the Docker container scenario, key indicates the container name. See Table 6.
creator	String	Creator.
version	String	Component version.
create_time	Integer	Creation time.
update_time	Integer	Update time.
external_accesses	Array of objects	Access mode. See Table 7.
status_detail	Object	Status details. See Table 8.

**Table 6** artifact
Parameter	Type	Description
storage	String	Storage mode. Value: swr (software repository), swr (image), obs, or codearts.
type	String	Type. VM-based deployment supports package. Container-based deployment supports package and image.
url	String	Software package or image address.
auth	String	Authentication mode. Value: iam or none. Default value: iam.
version	String	Version number.
properties	Map<String,String>	Property information.

**Table 7** external_accesses
Parameter	Type	Description
id	String	Access type ID.
protocol	String	Protocol.
address	String	Access address.
forward_port	Integer	Port for listening to an application component process.
type	String	Type.
status	String	Status.
create_time	Integer	Creation time.
update_time	Integer	Update time.

**Table 8** status_detail
Parameter	Type	Description
enterprise_project_id	String	Enterprise project ID.
status	String	Instance status.
available_replica	Integer	Number of normal instance replicas.
replica	Integer	Number of instance replicas.
fail_detail	String	Failure description.
last_job_id	String	Latest job ID.
last_job_status	String	Latest job status.

Example Request

None

Example Response

{
	"instances": [
		{
			"id": "11eddb33-140b-4e51-b1e2-6ec265373ca3",
			"application_id": "4d92833a-fa05-4fc0-a761-e67620022310",
			"application_name": "test-app",
			"component_id": "1cfdda6f-84cd-4ead-8e09-628fabf662e2",
			"component_name": "test-com",
			"name": "test-micro-test-env-7iafjk",
			"environment_id": "61b81021-21d5-42f3-b80e-0b6bd10dbf7d",
			"environment_name": "test-env",
			"platform_type": "cce",
			"version": "1.0.0",
			"artifacts": {
				"test-micro": {
					"storage": "obs",
					"type": "package",
                                        "url": "obs://myapp/demo.jar",
	                                "properties": {
				            "bucket": "myapp",
				            "key": "demo.jar",
				            "endpoint": "https://obs.region_id.external_domain_name.com"
			                 },
					"auth": "iam",
					"version": "1.0.0",					
				}
			},
			"create_time": 1610331819996,
			"update_time": 1610331830398,
			"creator": "test_user",
			"status_detail": {
				"status": "RUNNING",
				"replica": 1,
				"available_replica": 1,
				"fail_detail": null,
				"last_job_id": "JOB7bc0366c-dc43-41f9-b65f-8d6078038488",
				"last_job_status": "SUCCEEDED",
				"enterprise_project_id": "0"
			}
		}
	],
	"count": 1
}