text: from __future__ import (absolute_import, division, print_function)
  __metaclass__ = type
  
  DOCUMENTATION = '''
      name: insights
      plugin_type: inventory
      short_description: insights inventory source
      requirements:
          - requests >= 1.1
      description:
          - Get inventory hosts from the cloud.redhat.com inventory service.
          - Uses a YAML configuration file that ends with ``insights.(yml|yaml)``.
      extends_documentation_fragment:
          - constructed
      options:
        plugin:
          description: the name of this plugin, it should always be set to 'redhat.insights.insights' for this plugin to recognize it as it's own.
          required: True
          choices: ['redhat.insights.insights']
        user:
          description: Red Hat username
          required: True
          env:
              - name: INSIGHTS_USER
        password:
          description: Red Hat password
          required: True
          env:
              - name: INSIGHTS_PASSWORD
        server:
          description: Inventory server to connect to
          default: https://cloud.redhat.com
        staleness:
          description: Choose what hosts to return, based on staleness
          default: [ 'fresh', 'stale', 'unknown' ]
          type: list
        registered_with:
          description: Filter out any host not registered with the specified service
          default: insights
          type: str
        vars_prefix:
          description: prefix to apply to host variables
          default: insights_
          type: str
        get_patches:
          description: Fetch patching information for each system.
          required: False
          type: bool
          default: False
        get_tags:
          description: Fetch tag data for each system.
          required: False
          type: bool
          default: False
        filter_tags:
          description: Filter hosts with given tags
          required: False
          type: list
          default: []
  '''
  
  EXAMPLES = '''
  # basic example using environment vars for auth
  plugin: redhat.insights.insights
  
  # create groups for patching
  plugin: redhat.insights.insights
  get_patches: yes
  groups:
    patching: insights_patching.enabled
    stale: insights_patching.stale
    bug_patch: insights_patching.rhba_count > 0
    security_patch: insights_patching.rhsa_count > 0
    enhancement_patch: insights_patching.rhea_count > 0
  
  # filter host by tags and create groups from tags
  plugin: redhat.insights.insights
  get_tags: True
  filter_tags:
    - insights-client/env=prod
  keyed_groups:
    - key: insights_tags['insights-client']
      prefix: insights
  '''
  
  
  from ansible.plugins.inventory import BaseInventoryPlugin, to_safe_group_name, Constructable
  from ansible.errors import AnsibleError
  from distutils.version import LooseVersion
  
  try:
      import requests
      if LooseVersion(requests.__version__) < LooseVersion('1.1.0'):
          raise ImportError
  except ImportError:
      raise AnsibleError('This script requires python-requests 1.1 as a minimum version')
  
  
  class InventoryModule(BaseInventoryPlugin, Constructable):
      ''' Host inventory parser for ansible using foreman as source. '''
  
      NAME = 'redhat.insights.insights'
  
      def get_patches(self, stale):
          query = "api/patch/v1/systems?filter[stale]=%s" % stale
          url = "%s/%s" % (self.server, query)
          results = []
  
          while url:
              response = self.session.get(url, auth=self.auth, headers=self.headers)
  
              if response.status_code != 200:
                  raise AnsibleError("http error (%s): %s" %
                                     (response.status_code, response.text))
              elif response.status_code == 200:
                  results += response.json()['data']
                  next_page = response.json()['links']['next']
                  if next_page:
                      url = next_page
                  else:
                      url = None
  
          return results
  
      def get_tags(self, ids):
          first_url = "api/inventory/v1/hosts/%s/tags?per_page=50" % ','.join(ids)
          url = '%s/%s' % (self.server, first_url)
          results = {}
  
          while url:
              response = self.session.get(url, auth=self.auth, headers=self.headers)
  
              if response.status_code != 200:
                  raise AnsibleError("http error (%s): %s" %
                                     (response.status_code, response.text))
              elif response.status_code == 200:
                  results.update(response.json()['results'])
                  total = response.json()['total']
                  count = response.json()['count']
                  per_page = response.json()['per_page']
                  page = response.json()['page']
                  if per_page * (page - 1) + count < total:
                      url = "%s&page=%s" % (first_url, (page + 1))
                  else:
                      url = None
  
          return results
  
      def parse_tags(self, tag_list):
          results = {}
  
          if len(tag_list) > 0:
              for tag in tag_list:
                  if tag['namespace'] not in results.keys():
                      results[tag['namespace']] = {tag['key']: tag['value']}
                  else:
                      results[tag['namespace']].update({tag['key']: tag['value']})
  
          return results
  
      def verify_file(self, path):
          valid = False
          if super(InventoryModule, self).verify_file(path):
              if path.endswith(('insights.yaml', 'insights.yml')):
                  valid = True
              else:
                  self.display.vvv('Skipping due to inventory source not ending in "insights.yaml" nor "insights.yml"')
          return valid
  
      def parse(self, inventory, loader, path, cache=True):
          super(InventoryModule, self).parse(inventory, loader, path)
          self._read_config_data(path)
  
          self.server = self.get_option('server')
          url = "%s/api/inventory/v1/hosts?" % (self.server)
          strict = self.get_option('strict')
          get_patches = self.get_option('get_patches')
          staleness = self.get_option('staleness')
          vars_prefix = self.get_option('vars_prefix')
          get_tags = self.get_option('get_tags')
          filter_tags = self.get_option('filter_tags')
          registered_with = self.get_option('registered_with')
          systems_by_id = {}
          system_tags = {}
          results = []
  
          if len(filter_tags) > 0:
              url = "%s&tags=%s" % (url, '&tags='.join(filter_tags))
          if len(staleness) > 0:
              url = "%s&staleness=%s" % (url, '&staleness='.join(staleness))
          if registered_with:
              url = "%s&registered_with=%s" % (url, registered_with)
  
          self.headers = {"Accept": "application/json"}
          self.auth = requests.auth.HTTPBasicAuth(self.get_option('user'), self.get_option('password'))
          self.session = requests.Session()
  
          while url:
              response = self.session.get(url, auth=self.auth, headers=self.headers)
  
              if response.status_code != 200:
                  raise AnsibleError("http error (%s): %s" %
                                     (response.status_code, response.text))
              elif response.status_code == 200:
                  results += response.json()['results']
                  total = response.json()['total']
                  count = response.json()['count']
                  per_page = response.json()['per_page']
                  page = response.json()['page']
                  if per_page * (page - 1) + count < total:
                      url = "%s&page=%s" % (url, (page + 1))
                      if len(filter_tags) > 0:
                          url = "%s&tags=%s" % (url, '&tags='.join(filter_tags))
                  else:
                      url = None
  
          if get_patches:
              stale_patches = self.get_patches(stale=True)
              patches = self.get_patches(stale=False)
              patching_results = patches + stale_patches
              patching = {}
  
              for system in patching_results:
                  display_name = system['attributes']['display_name']
                  patching[display_name] = {}
                  for attribute in system['attributes']:
                      if attribute != 'display_name':
                          patching[display_name][attribute] = system['attributes'][attribute]
  
          for host in results:
              host_name = self.inventory.add_host(host['display_name'])
              systems_by_id[host['id']] = host_name
              for item in host.keys():
                  self.inventory.set_variable(host_name, vars_prefix + item, host[item])
  
              if get_patches:
                  if host_name in patching.keys():
                      self.inventory.set_variable(host_name, vars_prefix + 'patching',
                                                  patching[host['display_name']])
                  else:
                      self.inventory.set_variable(host_name, vars_prefix + 'patching', {'enabled': False})
  
          if get_tags:
              system_tags = self.get_tags(systems_by_id.keys())
  
          for uuid in systems_by_id:
              host_name = systems_by_id[uuid]
  
              if get_tags:
                  self.inventory.set_variable(host_name, vars_prefix + 'tags', self.parse_tags(system_tags[uuid]))
  
              self._set_composite_vars(
                  self.get_option('compose'),
                  self.inventory.get_host(host_name).get_vars(),
                  host_name, strict)
  
              self._add_host_to_composed_groups(self.get_option('groups'),
                                                dict(), host_name, strict)
              self._add_host_to_keyed_groups(self.get_option('keyed_groups'),
                                             dict(), host_name, strict)
  