text: #
  # Copyright 2018 Red Hat Inc.
  #
  # This file is part of Ansible
  #
  # Ansible is free software: you can redistribute it and/or modify
  # it under the terms of the GNU General Public License as published by
  # the Free Software Foundation, either version 3 of the License, or
  # (at your option) any later version.
  #
  # Ansible is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  # GNU General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
  #
  from __future__ import (absolute_import, division, print_function)
  __metaclass__ = type
  
  import os
  import re
  import time
  import glob
  
  from ansible.plugins.action.normal import ActionModule as _ActionModule
  from ansible.module_utils._text import to_text
  from ansible.module_utils.six.moves.urllib.parse import urlsplit
  
  
  PRIVATE_KEYS_RE = re.compile('__.+__')
  
  
  class ActionModule(_ActionModule):
  
      def run(self, tmp=None, task_vars=None):
          if self._play_context.connection != 'network_cli':
              return {'failed': True, 'msg': 'Connection type %s is not valid for this module. Must use network_cli.' % self._play_context.connection}
  
          if self._task.args.get('src'):
              try:
                  self._handle_template()
              except ValueError as exc:
                  return dict(failed=True, msg=to_text(exc))
  
          result = super(ActionModule, self).run(tmp, task_vars)
          del tmp  # tmp no longer has any effect
  
          if self._task.args.get('backup') and result.get('__backup__'):
              # User requested backup and no error occurred in module.
              # NOTE: If there is a parameter error, _backup key may not be in results.
              filepath = self._write_backup(task_vars['inventory_hostname'],
                                            result['__backup__'])
  
              result['backup_path'] = filepath
  
          # strip out any keys that have two leading and two trailing
          # underscore characters
          for key in list(result.keys()):
              if PRIVATE_KEYS_RE.match(key):
                  del result[key]
  
          return result
  
      def _get_working_path(self):
          cwd = self._loader.get_basedir()
          if self._task._role is not None:
              cwd = self._task._role._role_path
          return cwd
  
      def _write_backup(self, host, contents):
          backup_path = self._get_working_path() + '/backup'
          if not os.path.exists(backup_path):
              os.mkdir(backup_path)
          for fn in glob.glob('%s/%s_config.*' % (backup_path, host)):
              os.remove(fn)
          tstamp = time.strftime("%Y-%m-%d@%H:%M:%S", time.localtime(time.time()))
          filename = '%s/%s_config.%s' % (backup_path, host, tstamp)
          open(filename, 'w').write(contents)
          return filename
  
      def _handle_template(self):
          src = self._task.args.get('src')
          working_path = self._get_working_path()
  
          if os.path.isabs(src) or urlsplit('src').scheme:
              source = src
          else:
              source = self._loader.path_dwim_relative(working_path, 'templates', src)
              if not source:
                  source = self._loader.path_dwim_relative(working_path, src)
  
          if not os.path.exists(source):
              raise ValueError('path specified in src not found')
  
          try:
              with open(source, 'r') as f:
                  template_data = to_text(f.read())
          except IOError:
              return dict(failed=True, msg='unable to load src file')
  
          # Create a template search path in the following order:
          # [working_path, self_role_path, dependent_role_paths, dirname(source)]
          searchpath = [working_path]
          if self._task._role is not None:
              searchpath.append(self._task._role._role_path)
              if hasattr(self._task, "_block:"):
                  dep_chain = self._task._block.get_dep_chain()
                  if dep_chain is not None:
                      for role in dep_chain:
                          searchpath.append(role._role_path)
          searchpath.append(os.path.dirname(source))
          self._templar.environment.loader.searchpath = searchpath
          self._task.args['src'] = self._templar.template(template_data)
  