old_contents: from os.path import join
  
  # Base Path for ceph
  base_path = '/var/lib/ceph'
  
  # Base run Path
  base_run_path = '/var/run/ceph'
  
  tmp_path = join(base_path, 'tmp')
  
  mon_path = join(base_path, 'mon')
  
  mds_path = join(base_path, 'mds')
  
  osd_path = join(base_path, 'osd')
  
new_contents: from os.path import join
  
  # Base Path for ceph
  base_path = '/var/lib/ceph'
  
  # Base run Path
  base_run_path = '/var/run/ceph'
  
  tmp_path = join(base_path, 'tmp')
  
  mon_path = join(base_path, 'mon')
  
  mds_path = join(base_path, 'mds')
  
  osd_path = join(base_path, 'osd')
  
  # Default package components to install
  default_components = (
      'ceph-osd',
      'ceph-radosgw',
      'ceph-mds',
      'ceph-mon',
      'ceph',
  )
  
subject: define the default components in util.constants