Help Center> ROMA Connect> API Reference> Service Integration APIs> VPC Channel Management> Querying VPC Channels

Updated on 2023-06-29 GMT+08:00

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Querying VPC Channels

Function

This API is used to query the VPC channels.

URI

GET /v2/{project_id}/apic/instances/{instance_id}/vpc-channels

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Appendix > Obtaining a Project ID in the ROMA Connect API Reference.
instance_id	Yes	String	Instance ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Long	Offset from which the query starts. If the offset is less than 0, the value is automatically converted to 0. Default: 0
limit	No	Integer	Number of items displayed on each page. Minimum: 1 Maximum: 500 Default: 20
id	No	String	VPC channel ID.
name	No	String	VPC channel name.
dict_code	No	String	The dictionary code of a VPC channel. The value can contain letters, digits, and special characters (-_). Not supported currently. Minimum: 3 Maximum: 64
precise_search	No	String	Parameter name for exact matching. If multiple parameters need to support exact match, separate them with commas (,). Currently, name and member_group_name are supported.
member_host	No	String	Backend server address. By default, exact query is supported and fuzzy query is not supported.]
member_port	No	Integer	Backend server port. Minimum: 0 Maximum: 65535
member_group_name	No	String	Name of the backend server group.
member_group_id	No	String	ID of the backend server group.

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token, which can be obtained by calling the IAM API (value of X-Subject-Token in the response header).

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
size	Integer	Length of the returned resource list.
total	Long	Number of resources that match the query conditions.
vpc_channels	Array of VpcChannelInfo objects	Backend instance list.

**Table 5** VpcChannelInfo
Parameter	Type	Description
name	String	VPC channel name. The value is a string of 3 to 64 characters. Only letters, digits, hyphens (-), and underscores (_) are allowed. The value must start with an English letter.
port	Integer	Port number of the host in the VPC channel. The value ranges from 1 to 65535.
balance_strategy	Integer	Distribution algorithm. 1: WRR 2: WLC 3: SH 4: URI hashing Default: 1
member_type	String	Member type of the VPC channel. ip ecs Default: ecs
dict_code	String	The dictionary code of a VPC channel. The value can contain letters, digits, and special characters (-_). Not supported currently. Minimum: 3 Maximum: 64
create_time	String	Time when the VPC channel is created.
id	String	VPC channel ID.
status	Integer	VPC channel status. 1: normal 2: abnormal
member_groups	Array of MemberGroupInfo objects	Backend cloud server groups.
microservice_info	MicroServiceInfo object	Response object of the microservice.
type	Integer	VPC channel type: 2: BUILTIN 3: MICROSERVICE

**Table 6** MemberGroupInfo
Parameter	Type	Description
member_group_name	String	Name of the backend server group of the VPC channel.
member_group_remark	String	Description of the backend server group of the VPC channel.
member_group_weight	Integer	Weight of the backend server group of the VPC channel. If servers exist in the current server group and the weight value exists, the weight value is automatically used to assign weights. Minimum: 0 Maximum: 100
dict_code	String	Dictionary code of the backend server group of the VPC channel. The code can contain letters, digits, and special characters (-_). Not supported currently. Minimum: 3 Maximum: 64
member_group_id	String	ID of the backend server group of the VPC channel.
create_time	String	Time when the backend server group is created.
update_time	String	Time when the backend server group is updated.

**Table 7** MicroServiceInfo
Parameter	Type	Description
id	String	Microservice ID.
service_type	String	Microservice type: CSE CCE (Not supported yet.)
cse_info	MicroServiceInfoCSE object	CSE information.
cce_info	MicroServiceInfoCCE object	To be supported
update_time	String	Time when the microservice is updated.
create_time	String	Time when the microservice is created.

**Table 8** MicroServiceInfoCSE
Parameter	Type	Description
engine_id	String	Microservice engine ID. Maximum: 64
service_id	String	Microservice ID. Maximum: 64
engine_name	String	Microservice engine name.
service_name	String	Microservice name.
register_address	String	Registry center address.
cse_app_id	String	Application to which the microservice belongs.
version	String	Microservice version. This parameter is deprecated and is supported by the backend server group version. Maximum: 64

**Table 9** MicroServiceInfoCCE
Parameter	Type	Description
cluster_id	String	CCE cluster ID. Maximum: 64
namespace	String	Namespace. Maximum: 64
workload_type	String	Workload type. Options: deployment statefulset daemonset
app_name	String	Application name. Maximum: 64
label_key	String	Tag name. Maximum: 64
label_value	String	Tag value. Maximum: 64
cluster_name	String	CCE cluster name.

Status code: 400

**Table 10** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error description.

Status code: 401

**Table 11** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error description.

Status code: 403

**Table 12** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error description.

Status code: 404

**Table 13** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error description.

Status code: 500

**Table 14** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error description.

Example Requests

None

Example Responses

Status code: 200

{
  "total" : 2,
  "size" : 2,
  "vpc_channels" : [ {
    "name" : "channel 1",
    "port" : 8080,
    "balance_strategy" : 1,
    "member_type" : "ip",
    "dict_code" : "",
    "create_time" : "2020-07-23T07:24:33Z",
    "id" : "105c6902457144a4820dff8b1ad63331",
    "status" : 1,
    "member_groups" : [ ],
    "type" : 2,
    "microservice_info" : {
      "id" : "",
      "project_id" : "",
      "instance_id" : "",
      "service_type" : "",
      "cse_info" : {
        "cse_app_id" : "",
        "engine_id" : "",
        "engine_name" : "",
        "register_address" : "",
        "service_id" : "",
        "service_name" : "",
        "version" : ""
      },
      "cce_info" : {
        "cluster_id" : "",
        "cluster_name" : "",
        "namespace" : "",
        "workload_type" : "",
        "app_name" : ""
      },
      "create_time" : "",
      "update_time" : ""
    }
  }, {
    "name" : "channel 2",
    "port" : 8088,
    "balance_strategy" : 2,
    "member_type" : "ip",
    "dict_code" : "",
    "create_time" : "2020-07-23T07:11:57Z",
    "id" : "56a7d7358e1b42459c9d730d65b14e59",
    "status" : 1,
    "member_groups" : [ ],
    "type" : 3,
    "microservice_info" : {
      "id" : "9483afa235be45158a70c19ab817ac65",
      "project_id" : "73d69ae0cfcf460190522d06b60f05ad",
      "instance_id" : "f0fa1789-3b76-433b-a787-9892951c620e",
      "service_type" : "CCE",
      "cse_info" : {
        "cse_app_id" : "",
        "engine_id" : "",
        "engine_name" : "",
        "register_address" : "",
        "service_id" : "",
        "service_name" : "",
        "version" : ""
      },
      "cce_info" : {
        "cluster_id" : "ab1485b4f91b45abbcd560be591f7309",
        "cluster_name" : "cce-test",
        "namespace" : "default",
        "workload_type" : "deployment",
        "app_name" : "testapp"
      },
      "create_time" : "2020-07-23T07:11:57.244829604Z",
      "update_time" : "2020-07-23T07:11:57.244829604Z"
    }
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2011",
  "error_msg" : "The request parameters must be specified,parameterName:name. Please refer to the support documentation"
}

Status code: 401

Unauthorized

{
  "error_code" : "APIG.1002",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIG.1005",
  "error_msg" : "No permissions to request this method"
}

Status code: 404

Not Found

{
  "error_code" : "APIG.3030",
  "error_msg" : "The instance does not exist;id:f0fa1789-3b76-433b-a787-9892951c620e"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIG.9999",
  "error_msg" : "System error"
}

Status Codes

Status Code	Description
200	OK
400	Bad Request
401	Unauthorized
403	Forbidden
404	Not Found
500	Internal Server Error

Error Codes

See Error Codes.

Parent topic: VPC Channel Management

Previous topic: Querying Details of a VPC Channel

Next topic: Adding or Updating Backend Servers

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