sfa/rspecs/elements/versions/iotlabv1Sliver.py

   1 from __future__ import print_function
   2
   3 from sfa.rspecs.elements.element import Element
   4 from sfa.rspecs.elements.sliver import Sliver
   5
   6 #from sfa.rspecs.elements.versions.pgv2DiskImage import PGv2DiskImage
   7 import sys
   8 class Iotlabv1Sliver:
   9
  10     @staticmethod
  11     def add_slivers(xml, slivers):
  12         if not slivers:
  13             return
  14         if not isinstance(slivers, list):
  15             slivers = [slivers]
  16         for sliver in slivers:
  17             #sliver_elem = xml.add_element('sliver_type')
  18             sliver_elem = xml.add_element('sliver')
  19             if sliver.get('type'):
  20                 sliver_elem.set('name', sliver['type'])
  21             if sliver.get('client_id'):
  22                 sliver_elem.set('client_id', sliver['client_id'])
  23             #images = sliver.get('disk_images')
  24             #if images and isinstance(images, list):
  25                 #Iotlabv1DiskImage.add_images(sliver_elem, images)
  26             Iotlabv1Sliver.add_sliver_attributes(sliver_elem, sliver.get('tags', []))
  27
  28     @staticmethod
  29     def add_sliver_attributes(xml, attributes):
  30         if attributes:
  31             for attribute in attributes:
  32                 if attribute['name'] == 'initscript':
  33                     xml.add_element('{%s}initscript' % xml.namespaces['planetlab'], name=attribute['value'])
  34                 elif tag['tagname'] == 'flack_info':
  35                     attrib_elem = xml.add_element('{%s}info' % self.namespaces['flack'])
  36                     attrib_dict = eval(tag['value'])
  37                     for (key, value) in attrib_dict.items():
  38                         attrib_elem.set(key, value)
  39     @staticmethod
  40     def get_slivers(xml, filter=None):
  41         if filter is None: filter={}
  42         xpath = './default:sliver | ./sliver'
  43
  44         sliver_elems = xml.xpath(xpath)
  45         slivers = []
  46         for sliver_elem in sliver_elems:
  47             sliver = Sliver(sliver_elem.attrib,sliver_elem)
  48
  49             if 'component_id' in xml.attrib:
  50                 sliver['component_id'] = xml.attrib['component_id']
  51             if 'name' in sliver_elem.attrib:
  52                 sliver['type'] = sliver_elem.attrib['name']
  53             #sliver['images'] = Iotlabv1DiskImage.get_images(sliver_elem)
  54
  55             print("\r\n \r\n SLABV1SLIVER.PY  \t\t\t  get_slivers sliver %s " %( sliver), file=sys.stderr)
  56             slivers.append(sliver)
  57         return slivers
  58
  59     @staticmethod
  60     def get_sliver_attributes(xml, filter=None):
  61         if filter is None: filter={}
  62         return []