GetEventBus - EventBridge - Alibaba Cloud Documentation Center

Queries the detailed information about an event bus.

Operation description

You can call this API operation to query the detailed information about an event bus.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
eventbridge:GetEventBus	Read	EventBus acs:eventbridge:{#regionId}:{#accountId}:eventbus/{#eventbusId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
EventBusName	string	Yes	The name of the event bus.	MyEventBus

Response parameters

Parameter	Type	Description	Example
	object
Message	string	The error message that is returned if the request failed.	EventBusNotExist
RequestId	string	The request ID.	d5bfc188-4452-4ba7-b73a-a9005e522439
Data	object	The data returned.
EventBusARN	string	The Alibaba Cloud Resource Name (ARN) of the event bus.	acs:eventbridge:cn-hangzhou:123456789098****:eventbus/MyEventBus
EventBusName	string	The name of the event bus.	MyEventBus
Description	string	The description of the event bus.	demo
CreateTimestamp	long	The timestamp that indicates when the event bus was created.	1641781825000
Code	string	The response code. The value Success indicates that the request is successful.	Success
Success	boolean	Indicates whether the operation is successful. Valid values: true and false.	true

Examples

Sample success responses

JSONformat

{
  "Message": "EventBusNotExist",
  "RequestId": "d5bfc188-4452-4ba7-b73a-a9005e522439",
  "Data": {
    "EventBusARN": "acs:eventbridge:cn-hangzhou:123456789098****:eventbus/MyEventBus",
    "EventBusName": "MyEventBus",
    "Description": "demo",
    "CreateTimestamp": 1641781825000
  },
  "Code": "Success",
  "Success": true
}

Error codes

HTTP status code	Error code	Error message
403	ServiceNotEnable	Service not enable

For a list of error codes, visit the Service error codes.