def add_nodes(xml, nodes):
node_elems = []
for node in nodes:
node_fields = [
'component_manager_id', 'component_id', 'client_id',
'sliver_id', 'exclusive'
]
node_elem = xml.add_instance('node', node, node_fields)
node_elems.append(node_elem)
# set component name
if node.get('component_id'):
component_name = xrn_to_hostname(node['component_id'])
node_elem.set('component_name', component_name)
# set hardware types
if node.get('hardware_types'):
for hardware_type in node.get('hardware_types', []):
node_elem.add_instance('hardware_type', hardware_type,
HardwareType.fields)
# set location
if node.get('location'):
node_elem.add_instance('location', node['location'],
Location.fields)
# set interfaces
PGv2Interface.add_interfaces(node_elem, node.get('interfaces'))
#if node.get('interfaces'):
# for interface in node.get('interfaces', []):
# node_elem.add_instance('interface', interface, ['component_id', 'client_id'])
# set available element
if node.get('boot_state'):
if node.get('boot_state').lower() == 'boot':
available_elem = node_elem.add_element('available',
now='true')
else:
available_elem = node_elem.add_element('available',
now='false')
# add services
PGv2Services.add_services(node_elem, node.get('services', []))
# add slivers
slivers = node.get('slivers', [])
if not slivers:
# we must still advertise the available sliver types
slivers = Sliver({'type': 'plab-vserver'})
# we must also advertise the available initscripts
slivers['tags'] = []
if node.get('pl_initscripts'):
for initscript in node.get('pl_initscripts', []):
slivers['tags'].append({
'name': 'initscript',
'value': initscript['name']
})
PGv2SliverType.add_slivers(node_elem, slivers)
return node_elems
def get_node_objs(node_elems):
nodes = []
for node_elem in node_elems:
node = Node(node_elem.attrib, node_elem)
nodes.append(node)
if 'component_id' in node_elem.attrib:
node['authority_id'] = Xrn(node_elem.attrib['component_id']).get_authority_urn()
# get hardware types
hardware_type_elems = node_elem.xpath('./default:hardware_type | ./hardware_type')
node['hardware_types'] = [hw_type.get_instance(HardwareType) for hw_type in hardware_type_elems]
# get location
location_elems = node_elem.xpath('./default:location | ./location')
locations = [location_elem.get_instance(Location) for location_elem in location_elems]
if len(locations) > 0:
node['location'] = locations[0]
# get interfaces
iface_elems = node_elem.xpath('./default:interface | ./interface')
node['interfaces'] = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]
# get services
node['services'] = PGv2Services.get_services(node_elem)
# get slivers
node['slivers'] = PGv2SliverType.get_slivers(node_elem)
available_elems = node_elem.xpath('./default:available | ./available')
if len(available_elems) > 0 and 'name' in available_elems[0].attrib:
if available_elems[0].attrib.get('now', '').lower() == 'true':
node['boot_state'] = 'boot'
else:
node['boot_state'] = 'disabled'
return nodes
def add_nodes(xml, nodes):
node_elems = []
for node in nodes:
node_fields = ['component_manager_id', 'component_id', 'client_id', 'sliver_id', 'exclusive']
node_elem = xml.add_instance('node', node, node_fields)
node_elems.append(node_elem)
# set component name
if node.get('component_id'):
component_name = xrn_to_hostname(node['component_id'])
node_elem.set('component_name', component_name)
# set hardware types
if node.get('hardware_types'):
for hardware_type in node.get('hardware_types', []):
node_elem.add_instance('hardware_type', hardware_type, HardwareType.fields)
# set location
if node.get('location'):
node_elem.add_instance('location', node['location'], Location.fields)
# set interfaces
PGv2Interface.add_interfaces(node_elem, node.get('interfaces'))
#if node.get('interfaces'):
# for interface in node.get('interfaces', []):
# node_elem.add_instance('interface', interface, ['component_id', 'client_id'])
# set available element
if node.get('boot_state'):
if node.get('boot_state').lower() == 'boot':
available_elem = node_elem.add_element('available', now='true')
else:
available_elem = node_elem.add_element('available', now='false')
# add services
PGv2Services.add_services(node_elem, node.get('services', []))
# add slivers
slivers = node.get('slivers', [])
if not slivers:
# we must still advertise the available sliver types
slivers = Sliver({'type': 'plab-vserver'})
# we must also advertise the available initscripts
slivers['tags'] = []
if node.get('pl_initscripts'):
for initscript in node.get('pl_initscripts', []):
slivers['tags'].append({'name': 'initscript', 'value': initscript['name']})
PGv2SliverType.add_slivers(node_elem, slivers)
return node_elems
def get_node_objs(node_elems):
nodes = []
for node_elem in node_elems:
node = Node(node_elem.attrib, node_elem)
nodes.append(node)
if 'component_id' in node_elem.attrib:
node['authority_id'] = Xrn(
node_elem.attrib['component_id']).get_authority_urn()
# get hardware types
hardware_type_elems = node_elem.xpath(
'./hardware_type | ./default:hardware_type')
node['hardware_types'] = [
hw_type.get_instance(HardwareType)
for hw_type in hardware_type_elems
]
# get location
location_elems = node_elem.xpath('./location | ./default:location')
locations = [
location_elem.get_instance(Location)
for location_elem in location_elems
]
if len(locations) > 0:
node['location'] = locations[0]
# get interfaces
iface_elems = node_elem.xpath('./interface | ./default:interface')
node['interfaces'] = [
iface_elem.get_instance(Interface)
for iface_elem in iface_elems
]
# get services
service_elems = node_elem.xpath('./services | ./default:service')
if service_elems:
node['services'] = PGv2Services.get_services(node_elem)
# get slivers
sliver_elems = node_elem.xpath('./sliver | ./default:slivers')
if sliver_elems:
node['slivers'] = OcfOfSlivers.get_slivers(sliver_elems)
available_elems = node_elem.xpath(
'./available | ./default:available')
if len(available_elems
) > 0 and 'name' in available_elems[0].attrib:
if available_elems[0].attrib.get('now', '').lower() == 'true':
node['boot_state'] = 'boot'
else:
node['boot_state'] = 'disabled'
return nodes
def get_node_objs(node_elems):
nodes = []
for node_elem in node_elems:
node = Node(node_elem.attrib, node_elem)
if 'site_id' in node_elem.attrib:
node['authority_id'] = node_elem.attrib['site_id']
# get location
location_elems = node_elem.xpath('./default:location | ./location')
locations = [loc_elem.get_instance(Location) for loc_elem in location_elems]
if len(locations) > 0:
node['location'] = locations[0]
# get bwlimit
bwlimit_elems = node_elem.xpath('./default:bw_limit | ./bw_limit')
bwlimits = [bwlimit_elem.get_instance(BWlimit) for bwlimit_elem in bwlimit_elems]
if len(bwlimits) > 0:
node['bwlimit'] = bwlimits[0]
# get interfaces
iface_elems = node_elem.xpath('./default:interface | ./interface')
ifaces = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]
node['interfaces'] = ifaces
# get services
node['services'] = PGv2Services.get_services(node_elem)
# get slivers
node['slivers'] = NITOSv1Sliver.get_slivers(node_elem)
# get tags
node['tags'] = NITOSv1PLTag.get_pl_tags(node_elem, ignore=Node.fields+["hardware_type"])
# get hardware types
hardware_type_elems = node_elem.xpath('./default:hardware_type | ./hardware_type')
node['hardware_types'] = [hw_type.get_instance(HardwareType) for hw_type in hardware_type_elems]
# temporary... play nice with old slice manager rspec
if not node['component_name']:
hostname_elem = node_elem.find("hostname")
if hostname_elem != None:
node['component_name'] = hostname_elem.text
nodes.append(node)
return nodes
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
# needs to be improuved to retreive the gateway addr dynamically.
gateway_addr = 'nitlab.inf.uth.gr'
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(xrn=node['component_id']).get_leaf()
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 3D Position of the node
position_3d = node.get('position_3d')
if position_3d:
node_elem.add_instance('position_3d', position_3d, Position3D.fields)
# all nitos nodes are exculsive
exclusive_elem = node_elem.add_element('exclusive')
exclusive_elem.set_text('TRUE')
# In order to access nitos nodes, one need to pass through the nitos gateway
# here we advertise Nitos access gateway address
gateway_elem = node_elem.add_element('gateway')
gateway_elem.set_text(gateway_addr)
# add granularity of the reservation system
granularity = node.get('granularity')['grain']
if granularity:
#node_elem.add_instance('granularity', granularity, granularity.fields)
granularity_elem = node_elem.add_element('granularity')
granularity_elem.set_text(str(granularity))
# add hardware type
#hardware_type = node.get('hardware_type')
#if hardware_type:
# node_elem.add_instance('hardware_type', hardware_type)
hardware_type_elem = node_elem.add_element('hardware_type')
hardware_type_elem.set_text(node.get('hardware_type'))
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'])
NITOSv1Sliver.add_slivers(node_elem, node.get('slivers', []))
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', []))