aws - transit-attachment - Support CloudTrail mode

[pmuniswamy]

To support CloudTrail mode policies for Resource: aws.transit-attachment

Error:

// % custodian run -v --cache-period=0 -d -s . -r us-west-2 -c tgw-vpc-attachment.yml
2022-11-03 09:33:33,900: custodian.cache:DEBUG Disabling cache
2022-11-03 09:33:33,900: custodian.commands:ERROR problem loading policy file (tgw-vpc-attachment.yml) 
error: resource:aws.transit-attachment does not support cloudtrail mode policies
2022-11-03 09:33:33,900: custodian.commands:ERROR Found 1 errors.  Exiting. 

Example:

policies:
  - name: transitgw-vpc-attachment-delete
    resource: aws.transit-attachment
    mode:
      type: cloudtrail
      events:
        - event: DeleteTransitGatewayVpcAttachment
           ids: responseElements.DeleteTransitGatewayVpcAttachmentResponse.transitGatewayVpcAttachment.transitGatewayAttachmentId
          source: ec2.amazonaws.com
    filters:
      - type: event
        key: detail.responseElements.DeleteTransitGatewayVpcAttachmentResponse.transitGatewayVpcAttachment.transitGatewayId
        op: in
        value: ["tgw-1234e7d47ebe21234"]

Issue: #6493

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: pmuniswamy / name: Praveen M (1726755)

[thisisshi]

Hi, thanks for the contribution, looks like this is your first contribution. Could you please take a look at and sign the CLA linked above? Direct link here: https://api.easycla.lfx.linuxfoundation.org/v2/repository-provider/github/sign/14202841/52837350/7664/#/?version=2 Thank you!

[thisisshi]

thanks, lgtm