Module: Datadog::Lambda::AppSec::ResponseNormalizer

Defined in:
lib/datadog/lambda/appsec/response_normalizer.rb

Overview

Normalizes Lambda handler return values into a standard key set.

See Also:

Class Method Summary collapse

Class Method Details

.merge_headers(response) ⇒ Object

Merges single-value and multi-value headers into one hash with multi-value entries take priority when a key appears in both.



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# File 'lib/datadog/lambda/appsec/response_normalizer.rb', line 25

def merge_headers(response)
  headers = response['headers']
  multi_headers = response['multiValueHeaders']

  return headers unless multi_headers
  return multi_headers unless headers

  headers.merge(multi_headers)
end

.normalize(response) ⇒ Object 



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# File 'lib/datadog/lambda/appsec/response_normalizer.rb', line 12

def normalize(response)
  data = {
    'status_code' => response['statusCode'],
    'headers' => merge_headers(response),
    'body' => response['body'],
    'base64_encoded' => response['isBase64Encoded']
  }
  data.compact!
  data
end