Request Syntax Request Parameters Response Syntax Response Elements Errors Examples See Also

ListRuleNamesByTarget

Lists the rules for the specified target. You can see which of the rules in Amazon EventBridge can invoke a specific target in your account.

The maximum number of results per page for requests is 100.

Request Syntax


{
   "EventBusName": "string",
   "Limit": number,
   "NextToken": "string",
   "TargetArn": "string"
}

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.

EventBusName

The name or ARN of the event bus to list rules for. If you omit this, the default event bus is used.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1600.

Pattern: (arn:aws[\w-]*:events:[a-z]{2}-[a-z]+-[\w-]+:[0-9]{12}:event-bus\/)?[/\.\-_A-Za-z0-9]+

Required: No

Limit

The maximum number of results to return.

Type: Integer

Valid Range: Minimum value of 1. Maximum value of 100.

Required: No

NextToken

The token returned by a previous call, which you can use to retrieve the next set of results.

The value of nextToken is a unique pagination token for each page. To retrieve the next page of results, make the call again using the returned token. Keep all other arguments unchanged.

Using an expired pagination token results in an HTTP 400 InvalidToken error.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 2048.

Required: No

TargetArn

The Amazon Resource Name (ARN) of the target resource.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1600.

Required: Yes

Response Syntax


{
   "NextToken": "string",
   "RuleNames": [ "string" ]
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

NextToken

A token indicating there are more results available. If there are no more results, no token is included in the response.

The value of nextToken is a unique pagination token for each page. To retrieve the next page of results, make the call again using the returned token. Keep all other arguments unchanged.

Using an expired pagination token results in an HTTP 400 InvalidToken error.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 2048.

RuleNames

The names of the rules that can invoke the given target.

Type: Array of strings

Length Constraints: Minimum length of 1. Maximum length of 64.

Pattern: [\.\-_A-Za-z0-9]+

Errors

For information about the errors that are common to all actions, see Common Errors.

InternalException

This exception occurs due to unexpected causes.

HTTP Status Code: 500

ResourceNotFoundException

An entity that you specified does not exist.

HTTP Status Code: 400

Examples

Lists rule names by target with the specified ARN

The following is an example of a ListRuleNamesByTarget request and response.

Sample Request


POST / HTTP/1.1
Host: events.<region>.<domain>
x-amz-Date: <Date>
Authorization: AWS4-HMAC-SHA256 Credential=<Credential>, SignedHeaders=content-type;date;host;user-agent;x-amz-date;x-amz-target;x-amzn-requestid, Signature=<Signature>
User-Agent: <UserAgentString>
Content-Type: application/x-amz-json-1.1
Content-Length: <PayloadSizeBytes>
Connection: Keep-Alive 
X-Amz-Target: AWSEvents.ListRuleNamesByTarget

{
    "TargetArn": "arn:aws:lambda:us-east-1:123456789012:function:MyFunction", 
    "NextToken": "", 
    "Limit": 0
}

Sample Response


HTTP/1.1 200 OK
x-amzn-RequestId: <RequestId>
Content-Type: application/x-amz-json-1.1
Content-Length: <PayloadSizeBytes>
Date: <Date>

{
    "RuleNames": [
        "test1", 
        "test2", 
        "test3", 
        "test4", 
        "test5"
    ]
}