Class: StackifyRubyAPM::Spies::MysqlAdapterSpy Private

Inherits:
Object
  • Object
show all
Defined in:
lib/stackify_apm/spies/sinatra_activerecord/mysql_adapter.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.sinatra_active_record.sql'.freeze
DEFAULT_PORT =

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. 

3306

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. 



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# File 'lib/stackify_apm/spies/sinatra_activerecord/mysql_adapter.rb', line 18

def install
  ActiveRecord::ConnectionAdapters::MySQL::DatabaseStatements.class_eval do
    alias_method 'exec_query_without_apm', 'exec_query'
    alias_method 'exec_delete_without_apm', 'exec_delete'
    alias_method 'exec_update_without_apm', 'exec_update'

    def exec_update(sql, name = nil, binds = [])
      result = nil

      unless StackifyRubyAPM.current_transaction
        exec_update_without_apm(sql, name, binds)
      end

      payload = {sql: sql, binds: binds}
      statement = query_variables(payload)
      check_prepared_stmt(statement, payload)
      ctx = Span::Context.new(statement)

      result = exec_update_without_apm(sql, name, binds)

      StackifyRubyAPM.span name, TYPE, context: ctx do
        return result
      end
    end

    def exec_delete(sql, name = nil, binds = [])
      result = nil

      unless StackifyRubyAPM.current_transaction
        exec_delete_without_apm(sql, name, binds)
      end

      payload = {sql: sql, binds: binds}
      statement = query_variables(payload)
      check_prepared_stmt(statement, payload)
      ctx = Span::Context.new(statement)

      result = exec_delete_without_apm(sql, name, binds)

      StackifyRubyAPM.span name, TYPE, context: ctx do
        return result
      end
    end

    # rubocop:disable Lint/UnusedMethodArgument
    def exec_query(sql, name = 'SQL', binds = [], prepare: false)
      result = nil

      unless StackifyRubyAPM.current_transaction
        exec_query_without_apm(sql, name, binds)
      end

      payload = {sql: sql, binds: binds}
      statement = query_variables(payload)
      check_prepared_stmt(statement, payload)
      ctx = Span::Context.new(statement)

      result = exec_query_without_apm(sql, name, binds)
      StackifyRubyAPM.span name, TYPE, context: ctx do
        return result
      end
    end
    # rubocop:enable Lint/UnusedMethodArgument

    def query_variables(payload)
      props = get_common_db_properties
      props[:PROVIDER] = 'mysql'
      props[:SQL] = payload[:sql]
      props[:URL] = get_host unless !get_host
      props
    end

    def check_prepared_stmt(statement, payload)
      if StackifyRubyAPM.agent.config.prefix_enabled
        check_prepared_stmt_by_placeholder(payload[:sql].include?('?'), statement, payload)
      end
    end

    def get_host
      query_options = self.raw_connection.query_options.to_h
      "#{query_options[:host]}:#{query_options[:port] || DEFAULT_PORT}"
    rescue StandardError => error
      nil
    end
  end
end