Class: StackifyRubyAPM::Spies::DynamoDBSpy Private

Inherits:
Object
  • Object
show all
Defined in:
lib/stackify_apm/spies/dynamo_db.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

TYPE =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'db.dynamo.aws'.freeze

Instance Method Summary collapse

Instance Method Details

#install ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

rubocop:disable Metrics/CyclomaticComplexity



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# File 'lib/stackify_apm/spies/dynamo_db.rb', line 10

def install
  Aws::DynamoDB::Client.class_eval do
    # Alias all available operations
    api.operation_names.each do |operation_name|
      alias_method "#{operation_name}_without_apm", "#{operation_name}"

      define_method(operation_name) do |params = {}, options = {}|
        original_method = method("#{operation_name}_without_apm")
        return original_method.call(params, options) unless StackifyRubyAPM.current_transaction

        result = nil

        begin
          name = operation_name
          ctx = Span::Context.new(
            CATEGORY: 'Database',
            SUBCATEGORY: 'DynamoDB',
            ACTION: operation_name,
            URL: self.config.endpoint,
          )
        rescue Exception => e
          StackifyRubyAPM.agent.error "[DynamoDBSpy] Error: creating span context."
          StackifyRubyAPM.agent.error "[DynamoDBSpy] #{e.inspect}"
          return original_method.call(params, options)
        end

        StackifyRubyAPM.span name, TYPE, context: ctx do
          result = original_method.call(params, options)
          return result
        end
      end
    end
  end
end