Help Center> Cloud Connect> API Reference> API> Central Networks> Querying the List of Central Network Policies
Updated on 2024-05-13 GMT+08:00

Querying the List of Central Network Policies

Function

This API is used to query the central network policies.

Parameters marker and limit are used for pagination query. The default value of limit is 0. If marker is not specified, the first data record is returned.

Calling Method

For details, see Calling APIs.

URI

GET /v3/{domain_id}/gcn/central-network/{central_network_id}/policies

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

domain_id

Yes

String

Account ID.

Minimum: 10

Maximum: 32

central_network_id

Yes

String

Central network ID.

Minimum: 36

Maximum: 36

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

limit

No

Integer

Number of records on each page.

Value range: 1 to 1000

Minimum: 1

Maximum: 1000

Default: 1000

marker

No

String

Pagination query information. You can obtain the marker values from the response of the last API call. You can enter the marker value of the previous page or the next page. If you enter the marker value of the previous page, the previous page will be queried. If you enter the marker value of the next page, the next page will be queried. During pagination query, the query criteria, including the filters, sorting criteria, and the limit value, cannot be modified.

Minimum: 1

Maximum: 4096

sort_key

No

String

Field for sorting.

Default: updated_at

Minimum: 1

Maximum: 36

sort_dir

No

Object

Whether the resources are sorted in ascending or descending order. asc indicates the ascending order and desc indicates the descending order.

id

No

Array

Resource ID. Multiple IDs can be queried.

Array Length: 1 - 20

state

No

Array

Policy status. Multiple statuses can be queried.

Array Length: 1 - 20

version

No

Array

Version. Multiple versions can be queried.

Array Length: 1 - 20

is_applied

No

Boolean

Whether the policy is applied or not.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

No

String

User token.

Minimum: 0

Maximum: 2000000

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

request_id

String

Resource ID.

Minimum: 32

Maximum: 36

page_info

PageInfo object

Pagination query information.

central_network_policies

Array of CentralNetworkPolicy objects

List of the central network policies.

Array Length: 0 - 2000

Table 5 PageInfo

Parameter

Type

Description

next_marker

String

Backward pagination identifier.

Minimum: 1

Maximum: 4096

previous_marker

String

Forward pagination identifier.

Minimum: 1

Maximum: 4096

current_count

Integer

Number of the resources in the current list.

Minimum: 0

Maximum: 2000

Table 6 CentralNetworkPolicy

Parameter

Type

Description

id

String

Resource ID.

created_at

String

Time when the resource was created. The time is in the yyyy-MM-ddTHH:mm:ss format.

domain_id

String

ID of the account that the instance belongs to.

state

String

Central network policy status.

  • AVAILABLE: The policy is available.

  • CANCELING: The policy is being cancelled.

  • APPLYING: The policy is being applied.

  • FAILED: The operation on the policy failed.

  • DELETED: The policy is deleted.

central_network_id

String

Central network ID.

document_template_version

String

Document template version.

  • 2022.08.30: August 30, 2022

is_applied

Boolean

Whether the policy is applied or not.

version

Integer

Version of the central network policy.

Minimum: 1

Maximum: 4096

document

CentralNetworkPolicyDocument object

Central network policy document.

Table 7 CentralNetworkPolicyDocument

Parameter

Type

Description

default_plane

String

Name of the default central network plane.

Default: default-plane

Minimum: 1

Maximum: 64

planes

Array of CentralNetworkPlaneDocument objects

List of the central network planes.

Array Length: 1 - 100

er_instances

Array of AssociateErInstanceDocument objects

List of the enterprise routers on the central network.

Array Length: 1 - 200

Table 8 CentralNetworkPlaneDocument

Parameter

Type

Description

name

String

Resource name.

associate_er_tables

Array of AssociateErTableDocument objects

List of the enterprise routers on the central network.

Array Length: 0 - 100

exclude_er_connections

Array of ExcludeErConnectionDocument objects

Whether to exclude the connections to enterprise routers on the central network.

Array Length: 0 - 100

Table 9 AssociateErTableDocument

Parameter

Type

Description

project_id

String

Project ID.

region_id

String

Region ID.

enterprise_router_id

String

Enterprise router ID.

enterprise_router_table_id

String

Resource ID.

Table 10 ExcludeErConnectionDocument

Parameter

Type

Description

[items]

Array of AssociateErInstanceDocument objects

Connections between enterprise routers managed by the central network plane.

Table 11 AssociateErInstanceDocument

Parameter

Type

Description

enterprise_router_id

String

Enterprise router ID.

project_id

String

Project ID.

region_id

String

Region ID.

Example Requests

Querying the list of central network policies

GET /v3/{domain_id}/gcn/central-network/{central_network_id}/policies

Example Responses

Status code: 200

The central network policy list has been queried.

{
  "request_id" : "76bfd2b0d492d0e479fbbd3981869c12",
  "page_info" : {
    "current_count" : 1
  },
  "central_network_policies" : [ {
    "id" : "f03478aa-3975-4ca7-9fb2-b49428a01636",
    "created_at" : "2023-10-09T06:22:40.857Z",
    "domain_id" : "XXX",
    "state" : "AVAILABLE",
    "central_network_id" : "e096c86f-817c-418c-945c-6b1d8860a15d",
    "document_template_version" : "2022.08.30",
    "is_applied" : true,
    "version" : 1,
    "document" : {
      "default_plane" : "default-plane",
      "planes" : [ {
        "name" : "default-plane",
        "associate_er_tables" : [ {
          "project_id" : "XXX",
          "region_id" : "cn-north-4",
          "enterprise_router_id" : "395b0884-aab4-4bf0-8cb8-7f2da26708dd",
          "enterprise_router_table_id" : "cc542128-5c2d-402a-8960-53bb2ed9484e"
        } ]
      } ],
      "er_instances" : [ {
        "enterprise_router_id" : "395b0884-aab4-4bf0-8cb8-7f2da26708dd",
        "project_id" : "XXX",
        "region_id" : "cn-north-4"
      } ]
    }
  } ]
}

SDK Sample Code

The SDK sample code is as follows.

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.GlobalCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.cc.v3.region.CcRegion;
import com.huaweicloud.sdk.cc.v3.*;
import com.huaweicloud.sdk.cc.v3.model.*;

import java.util.List;
import java.util.ArrayList;

public class ListCentralNetworkPoliciesSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new GlobalCredentials()
                .withAk(ak)
                .withSk(sk);

        CcClient client = CcClient.newBuilder()
                .withCredential(auth)
                .withRegion(CcRegion.valueOf("<YOUR REGION>"))
                .build();
        ListCentralNetworkPoliciesRequest request = new ListCentralNetworkPoliciesRequest();
        request.withLimit(<limit>);
        request.withMarker("<marker>");
        request.withSortKey("<sort_key>");
        request.withSortDir();
        request.withId();
        request.withState();
        request.withVersion();
        request.withIsApplied(<is_applied>);
        try {
            ListCentralNetworkPoliciesResponse response = client.listCentralNetworkPolicies(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}
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# coding: utf-8

from huaweicloudsdkcore.auth.credentials import GlobalCredentials
from huaweicloudsdkcc.v3.region.cc_region import CcRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcc.v3 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")

    credentials = GlobalCredentials(ak, sk) \

    client = CcClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(CcRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListCentralNetworkPoliciesRequest()
        request.limit = <limit>
        request.marker = "<marker>"
        request.sort_key = "<sort_key>"
        request.sort_dir = 
        request.id = 
        request.state = 
        request.version = 
        request.is_applied = <IsApplied>
        response = client.list_central_network_policies(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/global"
    cc "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cc/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cc/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cc/v3/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth := global.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := cc.NewCcClient(
        cc.CcClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListCentralNetworkPoliciesRequest{}
	limitRequest:= int32(<limit>)
	request.Limit = &limitRequest
	markerRequest:= "<marker>"
	request.Marker = &markerRequest
	sortKeyRequest:= "<sort_key>"
	request.SortKey = &sortKeyRequest
	isAppliedRequest:= <is_applied>
	request.IsApplied = &isAppliedRequest
	response, err := client.ListCentralNetworkPolicies(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

The central network policy list has been queried.

Error Codes

See Error Codes.