sfa/rspecs/elements/versions/sfav1Sliver.py

   1 from sfa.util.xrn import Xrn
   2 from sfa.rspecs.elements.element import Element
   3 from sfa.rspecs.elements.sliver import Sliver
   4 from sfa.rspecs.elements.versions.sfav1PLTag import SFAv1PLTag
   5
   6 class SFAv1Sliver:
   7
   8     @staticmethod
   9     def add_slivers(xml, slivers):
  10         if not slivers:
  11             return
  12         if not isinstance(slivers, list):
  13             slivers = [slivers]
  14         for sliver in slivers:
  15             sliver_elem = xml.add_instance('sliver', sliver, ['name'])
  16             SFAv1Sliver.add_sliver_attributes(sliver_elem, sliver.get('tags', []))
  17             if sliver.get('sliver_id'):
  18                 sliver_id_leaf = Xrn(sliver.get('sliver_id')).get_leaf()
  19                 sliver_id_parts = sliver_id_leaf.split(':')
  20                 name = sliver_id_parts[0]
  21                 sliver_elem.set('name', name)
  22
  23     @staticmethod
  24     def add_sliver_attributes(xml, attributes):
  25         SFAv1PLTag.add_pl_tags(xml, attributes)
  26
  27     @staticmethod
  28     def get_slivers(xml, filter={}):
  29         xpath = './default:sliver | ./sliver'
  30         sliver_elems = xml.xpath(xpath)
  31         slivers = []
  32         for sliver_elem in sliver_elems:
  33             sliver = Sliver(sliver_elem.attrib,sliver_elem)
  34             if 'component_id' in xml.attrib:
  35                 sliver['component_id'] = xml.attrib['component_id']
  36             sliver['tags'] = SFAv1Sliver.get_sliver_attributes(sliver_elem)
  37             slivers.append(sliver)
  38         return slivers
  39
  40     @staticmethod
  41     def get_sliver_attributes(xml, filter={}):
  42         return SFAv1PLTag.get_pl_tags(xml, ignore=Sliver.fields)