1 from sfa.rspecs.elements.element import Element
2 from sfa.rspecs.elements.sliver import Sliver
3 from sfa.rspecs.elements.versions.pgv2DiskImage import PGv2DiskImage
4 from sfa.rspecs.elements.versions.plosv1FWRule import PLOSv1FWRule
6 from sfa.util.sfalogging import logger
12 def add_slivers(xml, slivers):
15 if not isinstance(slivers, list):
17 for sliver in slivers:
18 sliver_elem = xml.add_element('sliver_type')
19 if sliver.get('type'):
20 sliver_elem.set('name', sliver['type'])
21 attrs = ['client_id', 'cpus', 'memory', 'storage']
24 sliver_elem.set(attr, sliver[attr])
26 images = sliver.get('disk_image')
27 if images and isinstance(images, list):
28 PGv2DiskImage.add_images(sliver_elem, images)
29 fw_rules = sliver.get('fw_rules')
30 if fw_rules and isinstance(fw_rules, list):
31 PLOSv1FWRule.add_rules(sliver_elem, fw_rules)
32 PGv2SliverType.add_sliver_attributes(
33 sliver_elem, sliver.get('tags', []))
36 def add_sliver_attributes(xml, tags):
40 tagname = tag['tagname'] if 'tagname' in tag else tag['name']
41 if tagname == 'flack_info':
42 attrib_elem = xml.add_element(
43 '{%s}info' % self.namespaces['flack'])
45 attrib_dict = eval(tag['value'])
46 for (key, value) in attrib_dict.items():
47 attrib_elem.set(key, value)
48 except Exception as e:
50 "Could not parse dictionary in flack tag -- {}".format(e))
51 elif tagname == 'initscript':
52 xml.add_element('{%s}initscript' % xml.namespaces['planetlab'],
55 xml.add_element('{%s}attribute' % (xml.namespaces['planetlab']),
58 scope=tag.get('scope', 'unknown'),
62 def get_slivers(xml, filter=None):
65 xpath = './default:sliver_type | ./sliver_type'
66 sliver_elems = xml.xpath(xpath)
68 for sliver_elem in sliver_elems:
69 sliver = Sliver(sliver_elem.attrib, sliver_elem)
70 if 'component_id' in xml.attrib:
71 sliver['component_id'] = xml.attrib['component_id']
72 if 'name' in sliver_elem.attrib:
73 sliver['type'] = sliver_elem.attrib['name']
74 sliver['disk_image'] = PGv2DiskImage.get_images(sliver_elem)
75 sliver['fw_rules'] = PLOSv1FWRule.get_rules(sliver_elem)
76 slivers.append(sliver)
80 def get_sliver_attributes(xml, filter=None):