Help Center> Cloud Connect> API Reference> API> Central Networks> Querying the Changes Between the Current Policy and an Applied Policy

Updated on 2024-05-13 GMT+08:00

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Querying the Changes Between the Current Policy and an Applied Policy

Function

This API is used query the changes between the current policy and an applied policy.

Calling Method

For details, see Calling APIs.

URI

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

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
domain_id	Yes	String	Account ID. Minimum: 10 Maximum: 32
policy_id	Yes	String	Central network policy ID. Minimum: 36 Maximum: 36
central_network_id	Yes	String	Central network ID. Minimum: 36 Maximum: 36

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	No	String	User token. Minimum: 0 Maximum: 2000000

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
request_id	String	Resource ID. Minimum: 32 Maximum: 36
page_info	PageInfo object	Pagination query information.
central_network_policy_change_set	Array of CentralNetworkElementChange objects	List of central network policy changes.

**Table 4** 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 5** CentralNetworkElementChange
Parameter	Type	Description
operation_id	String	Policy changes. CreateCentralNetworkPlane: adds a central network plane. DeleteCentralNetworkPlane: removes a central network plane. UpdateCentralNetworkPlane: updates a central network plane. CreateCentralNetworkErInstance: adds an enterprise router as an attachment on a central network. DeleteCentralNetworkErInstance: removes an enterprise router from a central network. CreateCentralNetworkErConnection: creates a connection between enterprise routers on a central network. DeleteCentralNetworkErConnection: deletes a connection between enterprise routers from a central network. CreateCentralNetworkErTable: adds an enterprise router route table as an attachment on a central network. DeleteCentralNetworkErTable: removes the enterprise router route table from a central network.

Example Requests

Querying the changes between the current policy and an applied policy

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

Example Responses

Status code: 200

Changes between the current policy and applied policy have been queried.

{
  "request_id" : "a334adc3e2cba87855de6f3ab58b9db5",
  "page_info" : {
    "current_count" : 5
  },
  "central_network_policy_change_set" : [ {
    "operation_id" : "UpdateCentralNetworkPlane",
    "original_central_network_plane" : {
      "name" : "default-plane",
      "is_default" : true,
      "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"
      } ]
    },
    "newest_central_network_plane" : {
      "name" : "default-plane",
      "is_default" : true,
      "associate_er_tables" : [ {
        "project_id" : "XXX",
        "region_id" : "cn-north-4",
        "enterprise_router_id" : "c73b26b7-33f0-438d-b440-8e87dfe6fef9",
        "enterprise_router_table_id" : "c0d51f20-0313-40f7-a74e-9dccb5da21c0"
      } ]
    }
  }, {
    "operation_id" : "CreateCentralNetworkErInstance",
    "create_central_network_er_instance" : {
      "enterprise_router_id" : "c73b26b7-33f0-438d-b440-8e87dfe6fef9",
      "project_id" : "XXX",
      "region_id" : "cn-north-4"
    }
  }, {
    "operation_id" : "DeleteCentralNetworkErInstance",
    "delete_central_network_er_instance" : {
      "enterprise_router_id" : "395b0884-aab4-4bf0-8cb8-7f2da26708dd",
      "project_id" : "XXX",
      "region_id" : "cn-north-4"
    }
  }, {
    "operation_id" : "CreateCentralNetworkErTable",
    "central_network_plane_name" : "default-plane",
    "project_id" : "XXX",
    "region_id" : "cn-north-4",
    "enterprise_router_id" : "c73b26b7-33f0-438d-b440-8e87dfe6fef9",
    "enterprise_router_table_id" : "c0d51f20-0313-40f7-a74e-9dccb5da21c0"
  }, {
    "operation_id" : "DeleteCentralNetworkErTable",
    "central_network_plane_name" : "default-plane",
    "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"
  } ]
}