Listing the CloudTrail Trails - Amazon SDK for Ruby
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Listing the CloudTrail Trails

This example uses the describe_trails method to list the names of the CloudTrail trails and the bucket in which CloudTrail stores information in the us-west-2 region.

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Create the file describe_trails.rb with the following code.

# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# This file is licensed under the Apache License, Version 2.0 (the "License").
# You may not use this file except in compliance with the License. A copy of the
# License is located at
#
# http://aws.amazon.com/apache2.0/
#
# This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
# OF ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.

require 'aws-sdk-cloudtrail'  # v2: require 'aws-sdk'

# Create client in us-west-2
client = Aws::CloudTrail::Client.new(region: 'us-west-2')

resp = client.describe_trails({})

puts
puts "Found #{resp.trail_list.count} trail(s) in us-west-2:"
puts

resp.trail_list.each do |trail|
  puts 'Name:           ' + trail.name
  puts 'S3 bucket name: ' + trail.s3_bucket_name
  puts
end

See the complete example on GitHub.