mult connection

      connection_names = ActiveRecord::Base.configurations.keys.select do |name|
        name =~ /^well_site/
       end
      Rails::Initializer.run #maybe it's mistake
      connection_pools = []
      connection_pools = connection_names.delete_if{|v|v=="db"}.map do |connection_name|
       #connection_names.delete_if{|v|v=="db"}.each do |connection_name|
       Object.class_eval <<-EOS
            module #{connection_name.camelize}
               establish_connection :#{connection_name}
             end
       EOS
       connection_name.camelize.constantize
      end

      return @@conn = connection_pools