Function

This API is used to query the created enhanced datasource connections.

URI

URI format
GET /v2.0/{project_id}/datasource/enhanced-connections/{connection_id}

Parameter description

**Table 1** URI parameter
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID, which is used for resource isolation. For details about how to obtain its value, see Obtaining a Project ID.
connection_id	Yes	String	Connection ID. Identifies the UUID of a datasource connection.

Request

None

Response

**Table 2** Response parameters
Parameter	Mandatory	Type	Description
is_success	No	Boolean	Indicates whether the request is successfully executed. Value true indicates that the request is successfully executed.
message	No	String	System prompt. If execution succeeds, the parameter setting may be left blank.
id	No	String	Connection ID. Identifies the UUID of a datasource connection.
name	No	String	User-defined connection name.
status	No	String	Connection status. The options are as follows: Active: The connection has been activated. DELETED: The connection has been deleted.
available_queue_info	No	Array of Objects	For details about how to create a datasource connection for each queue, see Table 3.
dest_vpc_id	No	String	The VPC ID of the connected service.
dest_network_id	No	String	Subnet ID of the connected service.
create_time	No	Long	Time when a link is created. The time is converted to a UTC timestamp.
hosts	No	Array of Objects	User-defined host information. For details, see hosts parameter description.

**Table 3** **available_queue_info** parameter description
Parameter	Mandatory	Type	Description
peer_id	No	String	ID of a datasource connection.
status	No	String	Connection status. For details about the status code, see Table 5.
name	No	String	Name of a queue.
err_msg	No	String	Detailed error message when the status is FAILED.
update_time	No	Long	Time when the available queue list was updated.

**Table 4** **hosts** parameter description
Parameter	Mandatory	Type	Description
name	No	String	The user-defined host name.
ip	No	String	The IPv4 address of the host.

**Table 5** Connection status
Parameter	Definition	Description
CREATING	Creating	The datasource connection is being created.
ACTIVE	Active	The datasource connection has been created, and the connection to the destination address is normal.
FAILED	Failed	Failed to create a datasource connection.

**Table 6** **elastic_resource_pools** parameters
Parameter	Mandatory	Type	Description
peer_id	No	String	ID of a datasource connection.
status	No	String	Connection status. For details about the status code, see Table 5.
name	No	String	Elastic resource pool name
err_msg	No	String	Detailed error message when the status is FAILED.
update_time	No	Long	Update time

Example Request

None

Example Response

{
  "is_success": true,
  "message": "",
  "name": "withvpc",
  "id": "4c693ecc-bab8-4113-a838-129cedc9a563",
  "available_queue_info": [
    {
      "status": "ACTIVE",
      "name": "resource_mode_1",
      "peer_id": "d2ae6628-fa37-4e04-806d-c59c497492d1",
      "err_msg": "",
      "update_time": 1566889577861
    }
  ],
  "dest_vpc_id": "22094d8f-c310-4621-913d-4c4d655d8495",
  "dest_network_id": "78f2562a-36e4-4b39-95b9-f5aab22e1281",
  "create_time": 1566888011125,
  "status": "ACTIVE",
  "hosts": [
    {
      "ip":"192.168.0.1",
      "name":"ecs-97f8-0001"
    },
    {
      "ip":"192.168.0.2", 
      "name":"ecs-97f8-0002"
    }
  ]
}

Status Codes

Table 7 describes the status code.

**Table 7** Status codes
Status Code	Description
200	The query is successful.
400	Request error.
500	Internal service error.

Error Codes

If an error occurs when this API is invoked, the system does not return the result similar to the preceding example, but returns the error code and error information. For details, see Error Code.

Querying an Enhanced Datasource Connection