class ElasticAPM::Transport::Filters::SecretsFilter

def call(payload)
  strip_from payload[:transaction], :context, :request, :headers
  strip_from payload[:transaction], :context, :response, :headers
  strip_from payload[:error], :context, :request, :headers
  strip_from payload[:error], :context, :response, :headers
  payload
end

def filter_key?(key)
  @key_filters.any? { |regex| key.match regex }
end

def filter_value?(value)
  VALUE_FILTERS.any? { |regex| value.match regex }
end

def initialize(config)
  @config = config
  @key_filters = KEY_FILTERS + config.custom_key_filters
end

def strip_from(event, *path)
  return unless event
  return unless (headers = event.dig(*path))
  headers.each do |k, v|
    if filter_key?(k) || filter_value?(v)
      headers[k] = FILTERED
    end
  end
end