new_contents: # Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
  # Spack Project Developers. See the top-level COPYRIGHT file for details.
  #
  # SPDX-License-Identifier: (Apache-2.0 OR MIT)
  
  from spack import *
  
  
  class Haproxy(MakefilePackage):
      """
      HAProxy is a single-threaded, event-driven, non-blocking engine
      combining a very fast I/O layer with a priority-based scheduler.
      """
  
      homepage = "https://www.haproxy.org"
      url      = "https://www.haproxy.org/download/2.1/src/haproxy-2.1.0.tar.gz"
  
      version('2.1.1', sha256='57e75c1a380fc6f6aa7033f71384370899443c7f4e8a4ba289b5d4350bc76d1a')
      version('2.1.0', sha256='f268efb360a0e925137b4b8ed431f2f8f3b68327efb2c418b266e535d8e335a0')
  
      def url_for_version(self, version):
          url = "https://www.haproxy.org/download/{0}/src/haproxy-{1}.tar.gz"
          return url.format(version.up_to(2), version)
  
      def build(self, spec, prefix):
          make('TARGET=generic', 'PREFIX=' + prefix)
  
      def install(self, spec, prefix):
          install_tree('.', prefix)
  
subject: add new package : haproxy (#14160)