def add_slivers(self, hostnames, attributes=[], sliver_urn=None, append=False):
# add slice name to network tag
network_tags = self.xml.xpath('//network')
if network_tags:
network_tag = network_tags[0]
network_tag.set('slice', urn_to_hrn(sliver_urn)[0])
# add slivers
sliver = {'name':sliver_urn,
'pl_tags': attributes}
for hostname in hostnames:
if sliver_urn:
sliver['name'] = sliver_urn
node_elems = self.get_nodes({'component_id': '*%s*' % hostname})
if not node_elems:
continue
node_elem = node_elems[0]
SFAv1Sliver.add_slivers(node_elem.element, sliver)
# remove all nodes without slivers
if not append:
for node_elem in self.get_nodes():
if not node_elem['slivers']:
parent = node_elem.element.getparent()
parent.remove(node_elem.element)
def add_slivers(xml, slivers):
component_ids = []
for sliver in slivers:
filter = {}
if isinstance(sliver, str):
filter['component_id'] = '*%s*' % sliver
sliver = {}
elif 'component_id' in sliver and sliver['component_id']:
filter['component_id'] = '*%s*' % sliver['component_id']
if not filter:
continue
nodes = SFAv1Node.get_nodes(xml, filter)
if not nodes:
continue
node = nodes[0]
SFAv1Sliver.add_slivers(node, sliver)
def add_nodes(xml, nodes):
network_elems = xml.xpath('//network')
if len(network_elems) > 0:
network_elem = network_elems[0]
elif len(nodes) > 0 and nodes[0].get('component_manager_id'):
network_urn = nodes[0]['component_manager_id']
network_elem = xml.add_element('network', name = Xrn(network_urn).get_hrn())
else:
network_elem = xml
node_elems = []
for node in nodes:
node_fields = ['component_manager_id', 'component_id', 'boot_state']
node_elem = network_elem.add_instance('node', node, node_fields)
node_elems.append(node_elem)
# determine network hrn
network_hrn = None
if 'component_manager_id' in node and node['component_manager_id']:
network_hrn = Xrn(node['component_manager_id']).get_hrn()
# set component_name attribute and hostname element
if 'component_id' in node and node['component_id']:
component_name = xrn_to_hostname(node['component_id'])
node_elem.set('component_name', component_name)
hostname_elem = node_elem.add_element('hostname')
hostname_elem.set_text(component_name)
# set site id
if 'authority_id' in node and node['authority_id']:
node_elem.set('site_id', node['authority_id'])
# add locaiton
location = node.get('location')
if location:
node_elem.add_instance('location', location, Location.fields)
# add exclusive tag to distinguish between Reservable and Shared nodes
exclusive_elem = node_elem.add_element('exclusive')
if node.get('exclusive') and node.get('exclusive') == 'true':
exclusive_elem.set_text('TRUE')
# add granularity of the reservation system
granularity = node.get('granularity')
if granularity:
node_elem.add_instance('granularity', granularity, granularity.fields)
else:
exclusive_elem.set_text('FALSE')
if isinstance(node.get('interfaces'), list):
for interface in node.get('interfaces', []):
node_elem.add_instance('interface', interface, ['component_id', 'client_id', 'ipv4'])
#if 'bw_unallocated' in node and node['bw_unallocated']:
# bw_unallocated = etree.SubElement(node_elem, 'bw_unallocated', units='kbps').text = str(int(node['bw_unallocated'])/1000)
PGv2Services.add_services(node_elem, node.get('services', []))
tags = node.get('tags', [])
if tags:
for tag in tags:
tag_elem = node_elem.add_element(tag['tagname'])
tag_elem.set_text(tag['value'])
SFAv1Sliver.add_slivers(node_elem, node.get('slivers', []))