class GoodData::Bricks::AWSMiddleware

Public Instance Methods

call(params) click to toggle source
# File lib/gooddata/bricks/middleware/aws_middleware.rb, line 13
def call(params)
  params = params.to_hash
  s3_config = get_s3_config(params)

  unless s3_config.empty?
    GoodData.logger.info('Setting up AWS-S3 connection')
    if params.key?('aws_client')
      params['s3_client'] = {}
    elsif params.key?('s3_client')
      params['input_source'] = {} unless params.key?('input_source')
      params['input_source']['bucket'] = params['s3_client']['bucket']
    end
    s3_config = rewrite_for_aws_sdk_v2(s3_config)
    symbolized_config = GoodData::Helpers.symbolize_keys(s3_config)
    params['s3_client']['client'] = Aws::S3::Resource.new(symbolized_config)
  end
  @app.call(params)
end

Private Instance Methods

get_s3_config(params) click to toggle source
# File lib/gooddata/bricks/middleware/aws_middleware.rb, line 34
def get_s3_config(params)
  s3_config = {}
  if params.key?('aws_client')
    GoodData.logger.warn('Found two configuration aws_client and s3_client for S3 input source, use aws_client configuration') if params.key?('s3_client')
    raise 'Unable to connect to AWS. Parameter "aws_client" seems to be empty' unless params['aws_client']
    raise 'Unable to connect to AWS. Parameter "access_key_id" is missing' if params['aws_client']['access_key_id'].blank?
    raise 'Unable to connect to AWS. Parameter "secret_access_key" is missing' if params['aws_client']['secret_access_key'].blank?

    s3_config = params['aws_client']
  elsif params.key?('s3_client')
    raise 'Unable to connect to AWS. Parameter "s3_client" seems to be empty' unless params['s3_client']
    raise 'Unable to connect to AWS. Parameter "accessKey" is missing' if params['s3_client']['accessKey'].blank?
    raise 'Unable to connect to AWS. Parameter "secretKey" is missing' if params['s3_client']['secretKey'].blank?
    raise 'Unable to connect to AWS. Parameter "bucket" is missing' if params['s3_client']['bucket'].blank?

    s3_config['access_key_id'] = params['s3_client']['accessKey']
    s3_config['secret_access_key'] = params['s3_client']['secretKey']
    s3_config['region'] = params['s3_client']['region']
  end
  s3_config
end
rewrite_for_aws_sdk_v2(config) click to toggle source
# File lib/gooddata/bricks/middleware/aws_middleware.rb, line 56
def rewrite_for_aws_sdk_v2(config)
  config['region'] = 'us-west-2' unless config['region']
  if config['use_ssl']
    fail 'Parameter use_ssl has been deprecated. Version 2 of the AWS ' \
      'SDK uses SSL everywhere. To disable SSL you must ' \
      'configure an endpoint that uses http://.'
  end
  config
end