Class: StackifyRubyAPM::InstrumenterHelper Private

Inherits:
Object
  • Object
show all
Defined in:
lib/stackify_apm/instrumenter_helper.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

TRACETYPE =

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. 

'TASK'.freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Attribute Details

#custom_class_info ⇒ 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 rubocop:disable Metrics/PerceivedComplexity rubocop:disable Lint/UselessAssignment rubocop:disable Security/Eval



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# File 'lib/stackify_apm/instrumenter_helper.rb', line 12

def custom_class_info
  @custom_class_info
end

#custom_instrumented ⇒ 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 rubocop:disable Metrics/PerceivedComplexity rubocop:disable Lint/UselessAssignment rubocop:disable Security/Eval



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# File 'lib/stackify_apm/instrumenter_helper.rb', line 12

def custom_instrumented
  @custom_instrumented
end

Class Method Details

.custom_instrumented_reset ⇒ 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. 



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# File 'lib/stackify_apm/instrumenter_helper.rb', line 17

def self.custom_instrumented_reset
  @custom_instrumented.each do |custom_instrument, values|
    current_class = custom_instrument
    module_consget = Module.const_get(current_class)
    values.each_key do |current_method|
      is_method_exists = StackifyRubyAPM::Spies.ismethod_exists(current_class, current_method)
      if is_method_exists
        @custom_instrumented[current_class.to_s][current_method.to_s] = false
      end
    end
  end
end

.m_class(tracked_func, current_class, class_path, **options) ⇒ 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. 



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# File 'lib/stackify_apm/instrumenter_helper.rb', line 30

def self.m_class(tracked_func, current_class, class_path, **options)
  current_method = options[:current_method] || nil
  tracked_function_name = options[:tracked_function_name] || nil
  transaction = options[:is_transaction] || nil
  module_consget = Module.const_get(current_class)
  classspyitem = "#{current_class}Spy"
  module_consget_spy = Module.const_get(current_class)
  current_method_without = "_without_apm_#{current_method}"

  unless @custom_instrumented[current_class.to_s]
    @custom_instrumented[current_class.to_s] = {}
  end

  unless @custom_instrumented[current_class.to_s][current_method.to_s]
    @custom_instrumented[current_class.to_s][current_method.to_s] = false
  end

  unless @custom_class_info[current_class.to_s]
    @custom_class_info[current_class.to_s] = {}
  end

  unless @custom_class_info[current_class.to_s]['controller']
    @custom_class_info[current_class.to_s]['controller'] = false
  end

  unless @custom_class_info[current_class.to_s]['model']
    @custom_class_info[current_class.to_s]['model'] = false
  end

  return unless @custom_instrumented[current_class.to_s][current_method.to_s] == false

  eval <<-RUBY
    class #{classspyitem}
      def install
        #{current_class}.class_eval do
          alias_method "#{current_method_without}", "#{current_method}"

          def #{current_method}(*args, &block)
            if StackifyRubyAPM.current_transaction.nil? && #{!transaction.nil?}
              t = StackifyRubyAPM.transaction("custom.#{current_class}.#{current_method}", TRACETYPE)
              begin
                req = #{current_method_without}(*args, &block)
              rescue Exception => e
                StackifyRubyAPM.report(e)
                raise e
              ensure
                t.submit
              end
              return req
            elsif StackifyRubyAPM.current_transaction
              name = "Custom Instrument"
              type = "#{current_class}##{current_method}"
              ctx = if "#{tracked_func}" == 'true'
                      Span::Context.new(
                        CATEGORY: 'Ruby',
                        TRACKED_FUNC: "#{tracked_function_name}"
                      )
                    else
                      Span::Context.new(
                        CATEGORY: 'Ruby'
                      )
                    end

              req = #{current_method_without}(*args, &block)
              StackifyRubyAPM.span name, type, context: ctx do
                req
              end
            else
              return #{current_method_without}(*args, &block)
            end
          end
        end
      end
    end
    StackifyRubyAPM::Spies.register current_class.to_s, class_path.to_s, #{classspyitem}.new, true, "#{current_method}", "#{tracked_func}", "#{tracked_function_name}"
  RUBY

  @custom_instrumented[current_class.to_s][current_method.to_s] = true
  @custom_class_info[current_class.to_s]['controller'] = true if class_path && class_path.include?('controllers')
  @custom_class_info[current_class.to_s]['model'] = true if class_path && class_path.include?('models')
end

.m_singleton(tracked_func, current_class, class_path, **options) ⇒ 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. 



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# File 'lib/stackify_apm/instrumenter_helper.rb', line 112

def self.m_singleton(tracked_func, current_class, class_path, **options)
  current_method = options[:current_method] || nil
  tracked_function_name = options[:tracked_function_name] || nil
  transaction = options[:is_transaction] || nil
  module_consget = Module.const_get(current_class)
  classspyitem = "#{current_class}Spy"

  unless @custom_instrumented[current_class.to_s]
    @custom_instrumented[current_class.to_s] = {}
  end

  unless @custom_instrumented[current_class.to_s][current_method.to_s]
    @custom_instrumented[current_class.to_s][current_method.to_s] = false
  end

  unless @custom_class_info[current_class.to_s]
    @custom_class_info[current_class.to_s] = {}
  end

  unless @custom_class_info[current_class.to_s]['controller']
    @custom_class_info[current_class.to_s]['controller'] = false
  end

  unless @custom_class_info[current_class.to_s]['model']
    @custom_class_info[current_class.to_s]['model'] = false
  end

  return unless @custom_instrumented[current_class.to_s][current_method.to_s] == false

  eval <<-RUBY
    class #{classspyitem}
      def install
        #{current_class}.class_eval do
          singleton_class.send(:alias_method, :"_self_without_apm_#{current_method}", :"#{current_method}")

          def self.#{current_method}(*args, &block)
            if StackifyRubyAPM.current_transaction.nil? && #{!transaction.nil?}
              t = StackifyRubyAPM.transaction("custom.#{current_class}.#{current_method}", TRACETYPE)
              begin
                req = _self_without_apm_#{current_method}(*args, &block)
              rescue Exception => e
                StackifyRubyAPM.report(e)
                raise e
              ensure
                t.submit
              end
              return req
            elsif StackifyRubyAPM.current_transaction
              name = "Custom Instrument"
              type = "#{current_class}##{current_method}"
              ctx = if "#{tracked_func}" == 'true'
                      Span::Context.new(
                        CATEGORY: 'Ruby',
                        TRACKED_FUNC: "#{tracked_function_name}"
                      )
                    else
                      Span::Context.new(
                        CATEGORY: 'Ruby'
                      )
                    end
              req = _self_without_apm_#{current_method}(*args, &block)
              StackifyRubyAPM.span name, type, context: ctx do
                req
              end
            else
              return _self_without_apm_#{current_method}(*args, &block)
            end
          end

          def self.get_class_name
            return self.class.name
          end
        end
      end
    end
    StackifyRubyAPM::Spies.register current_class.to_s, class_path.to_s, #{classspyitem}.new, true, "#{current_method}", "#{tracked_func}", "#{tracked_function_name}"
  RUBY
  @custom_instrumented[current_class.to_s][current_method.to_s] = true
  @custom_class_info[current_class.to_s]['controller'] = true if class_path && class_path.include?('controllers')
  @custom_class_info[current_class.to_s]['model'] = true if class_path && class_path.include?('models')
end