text: #!/usr/bin/env python
  #
  # Microsoft Azure Linux Agent setup.py
  #
  # Copyright 2013 Microsoft Corporation
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  
  import os
  import subprocess
  import sys
  
  import setuptools
  from setuptools import find_packages
  from setuptools.command.install import install as _install
  
  from azurelinuxagent.common.osutil import get_osutil
  from azurelinuxagent.common.version import AGENT_NAME, AGENT_VERSION, \
      AGENT_DESCRIPTION, \
      DISTRO_NAME, DISTRO_VERSION, DISTRO_FULL_NAME
  
  root_dir = os.path.dirname(os.path.abspath(__file__))  # pylint: disable=invalid-name
  os.chdir(root_dir)
  
  
  def set_files(data_files, dest=None, src=None):
      data_files.append((dest, src))
  
  
  def set_bin_files(data_files, dest="/usr/sbin", src=None):
      if src is None:
          src = ["bin/waagent", "bin/waagent2.0"]
      data_files.append((dest, src))
  
  
  def set_conf_files(data_files, dest="/etc", src=None):
      if src is None:
          src = ["config/waagent.conf"]
      data_files.append((dest, src))
  
  
  def set_logrotate_files(data_files, dest="/etc/logrotate.d", src=None):
      if src is None:
          src = ["config/waagent.logrotate",
                 "config/waagent-extn.logrotate"]
      data_files.append((dest, src))
  
  
  def set_sysv_files(data_files, dest="/etc/rc.d/init.d", src=None):
      if src is None:
          src = ["init/waagent"]
      data_files.append((dest, src))
  
  
  def set_systemd_files(data_files, dest="/lib/systemd/system", src=None):
      if src is None:
          src = ["init/waagent.service"]
      data_files.append((dest, src))
  
  
  def set_freebsd_rc_files(data_files, dest="/etc/rc.d/", src=None):
      if src is None:
          src = ["init/freebsd/waagent"]
      data_files.append((dest, src))
  
  
  def set_openbsd_rc_files(data_files, dest="/etc/rc.d/", src=None):
      if src is None:
          src = ["init/openbsd/waagent"]
      data_files.append((dest, src))
  
  
  def set_udev_files(data_files, dest="/etc/udev/rules.d/", src=None):
      if src is None:
          src = ["config/66-azure-storage.rules",
                 "config/99-azure-product-uuid.rules"]
      data_files.append((dest, src))
  
  
  def get_data_files(name, version, fullname):  # pylint: disable=R0912
      """
      Determine data_files according to distro name, version and init system type
      """
      data_files = []
  
      if name == 'redhat' or name == 'centos':  # pylint: disable=R1714
          set_bin_files(data_files)
          set_conf_files(data_files)
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          if version.startswith("6"):
              set_sysv_files(data_files)
          else:
              # redhat7.0+ use systemd
              set_systemd_files(data_files, dest="/usr/lib/systemd/system")
              if version.startswith("7.1"):
                  # TODO this is a mitigation to systemctl bug on 7.1
                  set_sysv_files(data_files)
      elif name == 'arch':
          set_bin_files(data_files, dest="/usr/bin")
          set_conf_files(data_files, src=["config/arch/waagent.conf"])
          set_udev_files(data_files)
          set_systemd_files(data_files, dest='/usr/lib/systemd/system',
                            src=["init/arch/waagent.service"])
      elif name == 'coreos':
          set_bin_files(data_files, dest="/usr/share/oem/bin")
          set_conf_files(data_files, dest="/usr/share/oem",
                         src=["config/coreos/waagent.conf"])
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          set_files(data_files, dest="/usr/share/oem",
                    src=["init/coreos/cloud-config.yml"])
      elif "Clear Linux" in fullname:
          set_bin_files(data_files, dest="/usr/bin")
          set_conf_files(data_files, dest="/usr/share/defaults/waagent",
                         src=["config/clearlinux/waagent.conf"])
          set_systemd_files(data_files, dest='/usr/lib/systemd/system',
                            src=["init/clearlinux/waagent.service"])
      elif name == 'mariner':
          set_bin_files(data_files, dest="/usr/bin")
          set_conf_files(data_files, dest="/etc",
                         src=["config/mariner/waagent.conf"])
          set_systemd_files(data_files, dest='/usr/lib/systemd/system',
                            src=["init/mariner/waagent.service"])
      elif name == 'ubuntu':
          set_bin_files(data_files)
          set_conf_files(data_files, src=["config/ubuntu/waagent.conf"])
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          if version.startswith("12") or version.startswith("14"):
              # Ubuntu12.04/14.04 - uses upstart
              set_files(data_files, dest="/etc/init",
                        src=["init/ubuntu/walinuxagent.conf"])
              set_files(data_files, dest='/etc/default',
                        src=['init/ubuntu/walinuxagent'])
          elif fullname == 'Snappy Ubuntu Core':
              set_files(data_files, dest="<TODO>",
                        src=["init/ubuntu/snappy/walinuxagent.yml"])
          else:
              # Ubuntu15.04+ uses systemd
              set_systemd_files(data_files,
                                src=["init/ubuntu/walinuxagent.service"])
      elif name == 'suse' or name == 'opensuse':  # pylint: disable=R1714
          set_bin_files(data_files)
          set_conf_files(data_files, src=["config/suse/waagent.conf"])
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          if fullname == 'SUSE Linux Enterprise Server' and \
                  version.startswith('11') or \
                  fullname == 'openSUSE' and version.startswith(
                      '13.1'): 
              set_sysv_files(data_files, dest='/etc/init.d',
                             src=["init/suse/waagent"])
          else:
              # sles 12+ and openSUSE 13.2+ use systemd
              set_systemd_files(data_files, dest='/usr/lib/systemd/system')
      elif name == 'freebsd':
          set_bin_files(data_files, dest="/usr/local/sbin")
          set_conf_files(data_files, src=["config/freebsd/waagent.conf"])
          set_freebsd_rc_files(data_files)
      elif name == 'openbsd':
          set_bin_files(data_files, dest="/usr/local/sbin")
          set_conf_files(data_files, src=["config/openbsd/waagent.conf"])
          set_openbsd_rc_files(data_files)
      elif name == 'debian':
          set_bin_files(data_files)
          set_conf_files(data_files, src=["config/debian/waagent.conf"])
          set_logrotate_files(data_files)
          set_udev_files(data_files, dest="/lib/udev/rules.d")
          if debian_has_systemd():
              set_systemd_files(data_files)
      elif name == 'iosxe':
          set_bin_files(data_files)
          set_conf_files(data_files, src=["config/iosxe/waagent.conf"])
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          set_systemd_files(data_files, dest="/usr/lib/systemd/system")
          if version.startswith("7.1"):
              # TODO this is a mitigation to systemctl bug on 7.1
              set_sysv_files(data_files)
      elif name == 'openwrt':
          set_bin_files(data_files)
          set_conf_files(data_files)
          set_logrotate_files(data_files)
          set_sysv_files(data_files, dest='/etc/init.d', src=["init/openwrt/waagent"])  
      else:
          # Use default setting
          set_bin_files(data_files)
          set_conf_files(data_files)
          set_logrotate_files(data_files)
          set_udev_files(data_files)
          set_sysv_files(data_files)
      return data_files
  
  
  def debian_has_systemd():
      try:
          return subprocess.check_output(
              ['cat', '/proc/1/comm']).strip() == 'systemd'
      except subprocess.CalledProcessError:
          return False
  
  
  class install(_install):  # pylint: disable=C0103
      user_options = _install.user_options + [
          ('lnx-distro=', None, 'target Linux distribution'),
          ('lnx-distro-version=', None, 'target Linux distribution version'),
          ('lnx-distro-fullname=', None, 'target Linux distribution full name'),
          ('register-service', None, 'register as startup service and start'),
          ('skip-data-files', None, 'skip data files installation'),
      ]
  
      def initialize_options(self):
          _install.initialize_options(self)
          # pylint: disable=attribute-defined-outside-init
          self.lnx_distro = DISTRO_NAME
          self.lnx_distro_version = DISTRO_VERSION
          self.lnx_distro_fullname = DISTRO_FULL_NAME
          self.register_service = False
          self.skip_data_files = False
          # pylint: enable=attribute-defined-outside-init
  
      def finalize_options(self):
          _install.finalize_options(self)
          if self.skip_data_files:
              return
  
          data_files = get_data_files(self.lnx_distro, self.lnx_distro_version,
                                      self.lnx_distro_fullname)
          self.distribution.data_files = data_files
          self.distribution.reinitialize_command('install_data', True)
  
      def run(self):
          _install.run(self)
          if self.register_service:
              osutil = get_osutil()
              osutil.register_agent_service()
              osutil.stop_agent_service()
              osutil.start_agent_service()
  
  
  # Note to packagers and users from source.
  # In version 3.5 of Python distribution information handling in the platform
  # module was deprecated. Depending on the Linux distribution the
  # implementation may be broken prior to Python 3.7 wher the functionality
  # will be removed from Python 3
  requires = []  # pylint: disable=invalid-name
  if float(sys.version[:3]) >= 3.7:
      requires = ['distro']  # pylint: disable=invalid-name
  
  modules = []  # pylint: disable=invalid-name
  
  if "bdist_egg" in sys.argv:
      modules.append("__main__")
  
  setuptools.setup(
      name=AGENT_NAME,
      version=AGENT_VERSION,
      long_description=AGENT_DESCRIPTION,
      author='Microsoft Corporation',
      author_email='walinuxagent@microsoft.com',
      platforms='Linux',
      url='https://github.com/Azure/WALinuxAgent',
      license='Apache License Version 2.0',
      packages=find_packages(exclude=["tests*"]),
      py_modules=modules,
      install_requires=requires,
      cmdclass={
          'install': install
      }
  )
  
  