wait for socket

gistfile1.txt

def wait_for_db(ip, port)
      $stdout.sync = true
      begin
        puts 'Waiting for consul...'

        Timeout::timeout(50) do
          print '.'
          begin
            s = TCPSocket.new(ip, port)
            s.close
            return true
          rescue Errno::ECONNREFUSED, Errno::EHOSTUNREACH
            # continue
          end
        end
      rescue Timeout::Error
        say_status 'error','DB never came up',:red
        return false
      end
      return true
    end