def testCollector4(self):
# test from ASM
az = ResourceAuthZAttributes()
print(az)
t = ExperimentTopology()
n1 = t.add_node(name='n1', site='RENC', capacities=Capacities(core=1, ram=10, disk=25))
c1 = n1.add_component(name='c1', model_type=ComponentModelType.SmartNIC_ConnectX_6)
c2 = n1.add_component(name='c2', model_type=ComponentModelType.SharedNIC_ConnectX_6)
n1.add_component(name='c3', model_type=ComponentModelType.NVME_P4510)
n2 = t.add_node(name='n2', site='UKY', capacities=Capacities(core=10, ram=10, disk=35))
c4 = n2.add_component(name='c4', model_type=ComponentModelType.SmartNIC_ConnectX_5)
s1 = t.add_network_service(name='s1', nstype=ServiceType.L2PTP,
interfaces=[c1.interface_list[0], c4.interface_list[0]],
capacities=Capacities(bw=12))
fac1 = t.add_facility(name='RENCI-DTN', site='RENC', capacities=Capacities(bw=10))
sfac = t.add_network_service(name='s-fac', nstype=ServiceType.L2STS,
interfaces=[fac1.interface_list[0],
c2.interface_list[0]])
serial_asm = t.serialize()
asm_imp = NetworkXGraphImporter()
pgraph = asm_imp.import_graph_from_string(graph_string=serial_asm)
asm = NetworkXASMFactory.create(pgraph)
# this will take just about anything - an ASM, a Node, a NetworkService,
# a sliver. So it can be called in AM, Broker or Orchestrator
#
# However to get things like peering sites, facility sites, it is best to
# call it on the ASM (in Orchestrator)
az.collect_resource_attributes(source=asm)
# generally you also want to set the lifetime (provided externally)
now = datetime.now(timezone.utc)
delta = timedelta(days=13, hours=11, minutes=7, seconds=4, milliseconds=10)
future = now + delta
az.set_lifetime(future)
print(az)
self.assertTrue('SmartNIC' in az.attributes[ResourceAuthZAttributes.RESOURCE_COMPONENT])
self.assertTrue('NVME' in az.attributes[ResourceAuthZAttributes.RESOURCE_COMPONENT])
self.assertTrue(25 in az.attributes[ResourceAuthZAttributes.RESOURCE_DISK])
self.assertTrue(12 in az.attributes[ResourceAuthZAttributes.RESOURCE_BW])
self.assertTrue('RENC' in az.attributes[ResourceAuthZAttributes.RESOURCE_SITE])
self.assertTrue('UKY' in az.attributes[ResourceAuthZAttributes.RESOURCE_SITE])
self.assertTrue('P13DT11H7M4S' in az.attributes[ResourceAuthZAttributes.RESOURCE_LIFETIME])
self.assertEqual(az.attributes[ResourceAuthZAttributes.RESOURCE_TYPE], ["sliver"])
az.set_subject_attributes(subject_id="*****@*****.**", project=["Project1"],
project_tag=["Tag1", "Tag2"])
az.set_action("create")
az.set_resource_subject_and_project(subject_id="*****@*****.**", project="Project1")
# convert to full PDP request after adding attributes
req_json = az.transform_to_pdp_request()
req_dict = az.transform_to_pdp_request(as_json=False)
print(f'4: JSON {req_json}')
def testInstanceCatalog(self):
cata = InstanceCatalog()
cap = Capacities(ram=20, cpu=1, core=9, disk=110)
c = cata.map_capacities_to_instance(cap=cap)
cap1 = cata.get_instance_capacities(instance_type=c)
self.assertTrue(cap1.core > cap.core and cap1.ram > cap.ram
and cap1.disk > cap.disk)
cap = Capacities(ram=20, cpu=1, core=9, disk=110)
c = cata.map_capacities_to_instance(cap=cap)
cap1 = cata.get_instance_capacities(instance_type=c)
self.assertTrue(cap1.core > cap.core and cap1.ram > cap.ram
and cap1.disk > cap.disk)
def __occupied_node_capacity(
self, *, node_id: str
) -> Tuple[Capacities, Dict[ComponentType, Dict[str, Capacities]]]:
"""
Figure out the total capacity occupied in the network node and return a tuple of
capacities occupied in this node and a dict of component capacities that are occupied
organized by component type and model.
"""
assert node_id is not None
# get existing reservations for this node
existing_reservations = self.actor.get_plugin().get_database().\
get_reservations_by_graph_node_id(graph_node_id=node_id)
# node capacities
occupied_capacities = Capacities()
occupied_component_capacities = defaultdict(dict)
# Remove allocated capacities to the reservations
if existing_reservations is not None:
for reservation in existing_reservations:
# For Active or Ticketed or Ticketing reservations; compute the counts from available
allocated_sliver = None
if reservation.is_ticketing(
) and reservation.get_approved_resources() is not None:
allocated_sliver = reservation.get_approved_resources(
).get_sliver()
if (reservation.is_active() or reservation.is_ticketed()) and \
reservation.get_resources() is not None:
allocated_sliver = reservation.get_resources().get_sliver()
if allocated_sliver is not None:
occupied_capacities = occupied_capacities + allocated_sliver.get_capacities(
)
if allocated_sliver.attached_components_info is not None:
for allocated_component in allocated_sliver.attached_components_info.devices.values(
):
rt = allocated_component.resource_type
rm = allocated_component.resource_model
if occupied_component_capacities[rt].get(
rm) is None:
occupied_component_capacities[rt][
rm] = Capacities()
occupied_component_capacities[rt][rm] = occupied_component_capacities[rt][rm] + \
allocated_component.capacity_allocations
return occupied_capacities, occupied_component_capacities
def set_fields(self, **kwargs):
"""
Universal integer setter for all fields.
Values should be non-negative integers. Throws a RuntimeError
if you try to set a non-existent field.
:param kwargs:
:return: self to support call chaining
"""
for k, v in kwargs.items():
try:
# will toss an exception if field is not defined
self.__getattribute__(k)
if k == Constants.PROP_CAPACITIES or k == Constants.PROP_ALLOCATED_CAPACITIES:
c = Capacities()
v = c.from_json(json_string=v)
elif k == Constants.PROP_LABELS or k == Constants.PROP_ALLOCATED_LABELS:
l = Labels()
v = l.from_json(json_string=v)
elif k == Constants.PROP_CAPACITY_HINTS:
ch = CapacityHints()
v = ch.from_json(json_string=v)
self.__setattr__(k, v)
except AttributeError:
raise RuntimeError(
f"Unable to set field {k} of reservation, no such field available"
)
return self
def create_unit(include_pci: bool = True,
include_image: bool = True,
include_name: bool = True,
include_instance_name: bool = False) -> Unit:
"""
Create a unit
:param include_pci:
:param include_image:
:param include_name:
:param include_instance_name:
:return:
"""
u = Unit(rid=ID(uid='rid-1'))
sliver = NodeSliver()
cap = Capacities()
cap.set_fields(core=2, ram=8, disk=10)
sliver.set_properties(type=NodeType.VM,
site="RENC",
capacity_allocations=cap)
sliver.label_allocations = Labels().set_fields(
instance_parent="renc-w3")
catalog = InstanceCatalog()
instance_type = catalog.map_capacities_to_instance(cap=cap)
cap_hints = CapacityHints().set_fields(instance_type=instance_type)
sliver.set_properties(
capacity_hints=cap_hints,
capacity_allocations=catalog.get_instance_capacities(
instance_type=instance_type))
if include_name:
sliver.set_properties(name="n2")
if include_image:
sliver.set_properties(image_type='qcow2',
image_ref='default_fedora')
if include_pci:
component = ComponentSliver()
labels = Labels()
labels.set_fields(bdf=["0000:41:00.0", "0000:41:00.1"])
component.set_properties(type=ComponentType.SmartNIC,
model='ConnectX-5',
name='nic1',
label_allocations=labels)
#labels.set_fields(bdf="0000:81:00.0")
#component.set_properties(type=ComponentType.GPU, model='Tesla T4', name='nic12', label_allocations=labels)
sliver.attached_components_info = AttachedComponentsInfo()
sliver.attached_components_info.add_device(device_info=component)
if include_instance_name:
sliver.label_allocations.set_fields(instance="instance-001")
u.set_sliver(sliver=sliver)
return u
def testCapacityAssignment(self):
c = Capacities(cpu=1, core=2)
self.assertEqual(c.cpu, 1)
self.assertEqual(c.core, 2)
s = '{"core": 32, "disk": 3000, "ram": 384, "unit": 1}'
c1 = Capacities.from_json(s)
self.assertEqual(c1.unit, 1)
self.assertEqual(c1.ram, 384)
# because we sort the dict
self.assertEqual(c1.to_json(), s)
self.assertEqual(c1.core, 32)
def testPools(self):
p = Pool(atype=DelegationType.LABEL, pool_id="pool1")
p.set_delegation_id(delegation_id="del1")
p.set_defined_on(node_id="node1")
p.set_defined_for(node_id_list=["node4"])
p.add_defined_for(node_ids=["node2", "node3", "node1"])
p.set_pool_details(caporlab=Capacities(cpu=2, ram=1024))
pp = Pools(atype=DelegationType.LABEL)
pp.add_pool(pool=p)
pp.build_index_by_delegation_id()
p1l = pp.get_pools_by_delegation_id(delegation_id="del1")
p2 = pp.get_pool_by_id(pool_id="pool1")
assert p2 in p1l
def build_sliver(self) -> BaseSliver:
node_sliver = NodeSliver()
node_sliver.resource_type = NodeType.VM
node_sliver.node_id = "test-slice-node-1"
cap = Capacities(core=4, ram=64, disk=500)
catalog = InstanceCatalog()
instance_type = catalog.map_capacities_to_instance(cap=cap)
cap_hints = CapacityHints(instance_type=instance_type)
node_sliver.set_properties(name="node-1", type=NodeType.VM, site="RENC",
capacities=cap, image_type='qcow2', image_ref='default_centos_8',
capacity_hints=cap_hints)
node_sliver.set_capacity_allocations(cap=catalog.get_instance_capacities(instance_type=instance_type))
node_map = tuple([self.arm.graph_id, 'HX6VQ53'])
node_sliver.set_node_map(node_map=node_map)
return node_sliver
def build_sliver(self) -> NodeSliver:
node_sliver = NodeSliver()
node_sliver.resource_type = NodeType.VM
node_sliver.node_id = "test-slice-node-1"
cap = Capacities(core=4, ram=64, disk=500)
catalog = InstanceCatalog()
instance_type = catalog.map_capacities_to_instance(cap=cap)
cap_hints = CapacityHints(instance_type=instance_type)
node_sliver.set_properties(name="node-1",
type=NodeType.VM,
site="RENC",
capacities=cap,
image_type='qcow2',
image_ref='default_centos_8',
capacity_hints=cap_hints)
return node_sliver
def __check_component_labels_and_capacities(
self, *, available_component: ComponentSliver, graph_id: str,
requested_component: ComponentSliver) -> ComponentSliver:
"""
Check if available component capacities, labels to match requested component
:param available_component: available component
:param graph_id: BQM graph id
:param requested_component: requested component
:return: requested component annotated with properties in case of success, None otherwise
"""
if requested_component.get_model() is not None and \
requested_component.get_model() != available_component.get_model():
return requested_component
# Checking capacity for component
delegation_id, delegated_capacity = self._get_delegations(
lab_cap_delegations=available_component.get_capacity_delegations())
# Delegated capacity would have been decremented already to exclude allocated shared NICs
if delegated_capacity.unit < 1:
message = f"Insufficient Capacities for component: {requested_component}"
self.logger.error(message)
raise BrokerException(
error_code=ExceptionErrorCode.INSUFFICIENT_RESOURCES,
msg=f"{message}")
requested_component.capacity_allocations = Capacities(unit=1)
# Check labels
delegation_id, delegated_label = self._get_delegations(
lab_cap_delegations=available_component.get_label_delegations())
if requested_component.get_type() == ComponentType.SharedNIC:
requested_component = self.__update_shared_nic_labels_and_capacities(
available_component=available_component,
requested_component=requested_component)
else:
requested_component.label_allocations = delegated_label
if requested_component.get_type() == ComponentType.SmartNIC:
requested_component = self.__update_smart_nic_labels_and_capacities(
available_component=available_component,
requested_component=requested_component)
node_map = tuple([graph_id, available_component.node_id])
requested_component.set_node_map(node_map=node_map)
return requested_component
def build_ifs_from_props(node_props: dict) -> InterfaceSliver:
"""
Build Interface Sliver from the node properties
@param node_props Node properties
@return Interface Sliver
"""
ifs = InterfaceSliver()
ifs.node_id = node_props[ABCPropertyGraph.NODE_ID]
cap_json = node_props.get(ABCPropertyGraph.PROP_CAPACITIES, None)
labels_json = node_props.get(ABCPropertyGraph.PROP_LABELS, None)
ifs.set_properties(name=node_props[ABCPropertyGraph.PROP_NAME],
type=node_props[ABCPropertyGraph.PROP_TYPE])
if cap_json is not None:
ifs.set_capacities(cap=Capacities().from_json(cap_json))
if labels_json is not None:
ifs.set_labels(lab=Labels().from_json(labels_json))
return ifs
def testDelegationsSerDes(self):
d1 = Delegation(atype=DelegationType.LABEL,
aformat=DelegationFormat.SinglePool,
delegation_id='del1')
d2 = Delegation(atype=DelegationType.LABEL,
aformat=DelegationFormat.PoolDefinition,
delegation_id='del2',
pool_id='pool1')
d3 = Delegation(atype=DelegationType.LABEL,
aformat=DelegationFormat.PoolReference,
delegation_id='del3',
pool_id='pool1')
ds = Delegations(atype=DelegationType.LABEL)
d1.set_details(Labels(vlan_range='1-100'))
d2.set_details(Labels(vlan_range='101-200'))
with self.assertRaises(DelegationException) as de:
d2.set_details(Capacities(unit=1))
with self.assertRaises(DelegationException) as de:
d3.set_details(Labels(vlan_range='100-200'))
ds.add_delegations(d1)
ds.add_delegations(d2, d3)
json_str = ds.to_json()
#print(json_str)
ds1 = Delegations.from_json(json_str=json_str,
atype=DelegationType.LABEL)
self.assertEqual(ds1.delegations['del1'].get_details().vlan_range,
'1-100')
self.assertEqual(ds1.delegations['del2'].get_format(),
DelegationFormat.PoolDefinition)
self.assertEqual(ds1.delegations['del3'].get_format(),
DelegationFormat.PoolReference)
with self.assertRaises(AssertionError) as de:
d3 = Delegation(atype=DelegationType.CAPACITY,
aformat=DelegationFormat.PoolReference,
delegation_id='del3',
pool_id='pool1')
ds.add_delegations(d3)
def testCapacitiesLabels(self):
ns = NodeSliver()
cap_hint = CapacityHints(instance_type='blah')
lab = Labels(vlan_range='1-4096')
ns.set_properties(capacities=Capacities(unit=1, core=2), labels=lab, capacity_hints=cap_hint)
assert(ns.get_capacity_hints().instance_type == 'blah')
assert(ns.get_labels().vlan_range == '1-4096')
assert(ns.get_capacities().core == 2)
with self.assertRaises(LabelException):
Labels(vlan_range='1-8000')
with self.assertRaises(LabelException):
Labels(asn='600000')
with self.assertRaises(LabelException):
Labels(vlan='4098')
with self.assertRaises(LabelException):
Labels(inner_vlan='6000')
def build_sliver_with_components(self) -> NodeSliver:
node_sliver = NodeSliver()
node_sliver.resource_type = NodeType.VM
node_sliver.node_id = "test-slice-node-1"
cap = Capacities(core=4, ram=64, disk=500)
catalog = InstanceCatalog()
instance_type = catalog.map_capacities_to_instance(cap=cap)
cap_hints = CapacityHints(instance_type=instance_type)
node_sliver.set_properties(name="node-1",
type=NodeType.VM,
site="RENC",
capacities=cap,
image_type='qcow2',
image_ref='default_centos_8',
capacity_hints=cap_hints)
component_sliver = ComponentSliver()
component_sliver.set_properties(type=ComponentType.SmartNIC,
model='ConnectX-6',
name='nic1')
node_sliver.attached_components_info = AttachedComponentsInfo()
node_sliver.attached_components_info.add_device(
device_info=component_sliver)
return node_sliver
def plug_produce_bqm(self, *, cbm: ABCCBMPropertyGraph,
**kwargs) -> ABCBQMPropertyGraph:
"""
Take a CBM, sort nodes by site, aggregate servers, components and interfaces to
create a site-based advertisement. Use a NetworkX-based implementation.
:param cbm:
:param kwargs:
:return:
"""
if kwargs.get('query_level',
None) is None or kwargs['query_level'] != 1:
return cbm.clone_graph(new_graph_id=str(uuid.uuid4()))
# do a one-pass aggregation of servers, their components and interfaces
# this includes facilities
nnodes = cbm.get_all_nodes_by_class(
label=ABCPropertyGraph.CLASS_NetworkNode)
slivers_by_site = defaultdict(list)
for n in nnodes:
# build deep slivers for each advertised server, aggregate by site
node_sliver = cbm.build_deep_node_sliver(node_id=n)
slivers_by_site[node_sliver.site].append(node_sliver)
# create a new blank Aggregated BQM NetworkX graph
abqm = NetworkXAggregateBQM(
graph_id=str(uuid.uuid4()),
importer=NetworkXGraphImporter(logger=self.logger),
logger=self.logger)
site_to_composite_node_id = dict()
site_to_ns_node_id = dict()
facilities_by_site = defaultdict(list)
for s, ls in slivers_by_site.items():
# add up capacities and delegated capacities, skip labels for now
# count up components and figure out links between site
site_sliver = CompositeNodeSliver()
# count what is taken
site_sliver.capacity_allocations = Capacities()
# count what is available
site_sliver.capacities = Capacities()
site_sliver.resource_name = s
site_sliver.resource_type = NodeType.Server
site_sliver.node_id = str(uuid.uuid4())
# available components organized by [type][model]
site_comps_by_type = defaultdict(dict)
# occupied component capacities organized by [type][model] into lists (by server)
site_allocated_comps_caps_by_type = defaultdict(dict)
loc = None
for sliver in ls:
if sliver.get_type() != NodeType.Server:
# skipping NAS, Facility and dataplane switches
if sliver.get_type() == NodeType.Facility:
# keep track of facilities for each site
facilities_by_site[s].append(sliver)
continue
if self.DEBUG_FLAG:
# for debugging and running in a test environment
allocated_comp_caps = dict()
else:
# query database for everything taken on this node
allocated_caps, allocated_comp_caps = self.__occupied_node_capacity(
node_id=sliver.node_id)
site_sliver.capacity_allocations = site_sliver.capacity_allocations + allocated_caps
# get the location if available
if loc is None:
loc = sliver.get_location()
# calculate available node capacities based on delegations
if sliver.get_capacity_delegations() is not None:
# CBM only has one delegation if it has one
_, delegation = sliver.get_capacity_delegations(
).get_sole_delegation()
# FIXME: skip pool definitions and references for now
if delegation.get_format() == DelegationFormat.SinglePool:
site_sliver.capacities = site_sliver.capacities + \
delegation.get_details()
# merge allocated component capacities
for kt, v in allocated_comp_caps.items():
for km, vcap in v.items():
if site_allocated_comps_caps_by_type[kt].get(
km) is None:
site_allocated_comps_caps_by_type[kt][
km] = Capacities()
site_allocated_comps_caps_by_type[kt][km] = site_allocated_comps_caps_by_type[kt][km] + \
vcap
# collect available components in lists by type and model for the site (for later aggregation)
if sliver.attached_components_info is None:
continue
for comp in sliver.attached_components_info.list_devices():
rt = comp.resource_type
rm = comp.resource_model
if site_comps_by_type[rt].get(rm) is None:
site_comps_by_type[rt][rm] = list()
site_comps_by_type[rt][rm].append(comp)
# set location to whatever is available
site_sliver.set_location(loc)
site_sliver.set_site(s)
# create a Composite node for every site
site_to_composite_node_id[s] = site_sliver.node_id
site_props = abqm.node_sliver_to_graph_properties_dict(site_sliver)
abqm.add_node(node_id=site_sliver.node_id,
label=ABCPropertyGraph.CLASS_CompositeNode,
props=site_props)
# add a network service
ns_id = str(uuid.uuid4())
site_to_ns_node_id[s] = ns_id
ns_props = {
ABCPropertyGraph.PROP_NAME: s + '_ns',
ABCPropertyGraph.PROP_TYPE: str(ServiceType.MPLS)
}
abqm.add_node(node_id=ns_id,
label=ABCPropertyGraph.CLASS_NetworkService,
props=ns_props)
abqm.add_link(node_a=site_sliver.node_id,
rel=ABCPropertyGraph.REL_HAS,
node_b=ns_id)
# create a component sliver for every component type/model pairing
# and add a node for it linking back to site node
for ctype, cdict in site_comps_by_type.items():
for cmodel, comp_list in cdict.items():
comp_sliver = ComponentSliver()
# count what is available
comp_sliver.capacities = Capacities()
# count what is taken (ignore those type/model pairings that were unused)
comp_sliver.capacity_allocations = site_allocated_comps_caps_by_type[ctype].get(cmodel) or \
Capacities()
comp_sliver.set_type(ctype)
comp_sliver.set_model(cmodel)
comp_sliver.set_name(str(ctype) + '-' + cmodel)
for comp in comp_list:
comp_sliver.capacities = comp_sliver.capacities + comp.capacities
comp_node_id = str(uuid.uuid4())
comp_props = abqm.component_sliver_to_graph_properties_dict(
comp_sliver)
abqm.add_node(node_id=comp_node_id,
label=ABCPropertyGraph.CLASS_Component,
props=comp_props)
abqm.add_link(node_a=site_sliver.node_id,
rel=ABCPropertyGraph.REL_HAS,
node_b=comp_node_id)
# get all intersite links - add them to the aggregated BQM graph
intersite_links = cbm.get_intersite_links()
for l in intersite_links:
source_switch = l[0]
sink_switch = l[2]
link = l[1]
source_site = l[3]
sink_site = l[4]
source_cp = l[5]
sink_cp = l[6]
_, cbm_source_cp_props = cbm.get_node_properties(node_id=source_cp)
_, cbm_sink_cp_props = cbm.get_node_properties(node_id=sink_cp)
_, cbm_link_props = cbm.get_node_properties(node_id=link)
# add connection point, link, connection point between two NetworkServices
assert (site_to_ns_node_id.get(source_site) is not None
and site_to_ns_node_id.get(sink_site) is not None)
source_cp_id = str(uuid.uuid4())
sink_cp_id = str(uuid.uuid4())
source_cp_props = {
ABCPropertyGraph.PROP_NAME:
"_".join([source_site, sink_site]),
ABCPropertyGraph.PROP_TYPE:
str(InterfaceType.TrunkPort),
ABCPropertyGraph.PROP_CLASS:
ABCPropertyGraph.CLASS_ConnectionPoint,
ABCPropertyGraph.PROP_LABELS:
cbm_source_cp_props.get(ABCPropertyGraph.PROP_LABELS),
ABCPropertyGraph.PROP_CAPACITIES:
cbm_source_cp_props.get(ABCPropertyGraph.PROP_CAPACITIES)
}
source_cp_props = {k: v for (k, v) in source_cp_props.items() if v}
abqm.add_node(node_id=source_cp_id,
label=ABCPropertyGraph.CLASS_ConnectionPoint,
props=source_cp_props)
# FIXME: CP names may not be unique if we are dealing with a multigraph
sink_cp_props = {
ABCPropertyGraph.PROP_NAME:
"_".join([sink_site, source_site]),
ABCPropertyGraph.PROP_TYPE:
str(InterfaceType.TrunkPort),
ABCPropertyGraph.PROP_CLASS:
ABCPropertyGraph.CLASS_ConnectionPoint,
ABCPropertyGraph.PROP_LABELS:
cbm_sink_cp_props.get(ABCPropertyGraph.PROP_LABELS),
ABCPropertyGraph.PROP_CAPACITIES:
cbm_sink_cp_props.get(ABCPropertyGraph.PROP_CAPACITIES)
}
sink_cp_props = {k: v for (k, v) in sink_cp_props.items() if v}
abqm.add_node(node_id=sink_cp_id,
label=ABCPropertyGraph.CLASS_ConnectionPoint,
props=sink_cp_props)
# selectively replicate link node and its properties from CBM
new_link_props = {
ABCPropertyGraph.PROP_NAME:
cbm_link_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
cbm_link_props[ABCPropertyGraph.PROP_TYPE],
ABCPropertyGraph.PROP_CLASS:
cbm_link_props[ABCPropertyGraph.PROP_CLASS],
ABCPropertyGraph.PROP_LAYER:
cbm_link_props[ABCPropertyGraph.PROP_LAYER]
}
abqm.add_node(node_id=link,
label=ABCPropertyGraph.CLASS_Link,
props=new_link_props)
# connect them together
abqm.add_link(node_a=site_to_ns_node_id[source_site],
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=source_cp_id)
abqm.add_link(node_a=source_cp_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=link)
abqm.add_link(node_a=link,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=sink_cp_id)
abqm.add_link(node_a=sink_cp_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=site_to_ns_node_id[sink_site])
# link facilities to their sites
for s, lf in facilities_by_site.items():
# multiple facilities per site possible
for fac_sliver in lf:
fac_nbs = cbm.get_first_and_second_neighbor(
node_id=fac_sliver.node_id,
rel1=ABCPropertyGraph.REL_HAS,
node1_label=ABCPropertyGraph.CLASS_NetworkService,
rel2=ABCPropertyGraph.REL_CONNECTS,
node2_label=ABCPropertyGraph.CLASS_ConnectionPoint)
try:
fac_ns_node_id = fac_nbs[0][0]
fac_cp_node_id = fac_nbs[0][1]
except KeyError:
if self.logger:
self.logger.warning(
f'Unable to trace facility ConnectionPoint for '
f'facility {fac_sliver.resource_name}, continuing')
else:
print(
f'Unable to trace facility ConnectionPoint for '
f'facility {fac_sliver.resource_name}, continuing')
continue
_, fac_props = cbm.get_node_properties(
node_id=fac_sliver.node_id)
_, fac_ns_props = cbm.get_node_properties(
node_id=fac_ns_node_id)
_, fac_cp_props = cbm.get_node_properties(
node_id=fac_cp_node_id)
# filter down only the needed properties then recreate the structure of facility in ABQM
new_fac_props = {
ABCPropertyGraph.PROP_NAME:
fac_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
fac_props[ABCPropertyGraph.PROP_TYPE]
}
abqm.add_node(node_id=fac_sliver.node_id,
label=ABCPropertyGraph.CLASS_NetworkNode,
props=new_fac_props)
new_ns_props = {
ABCPropertyGraph.PROP_NAME:
fac_ns_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
fac_ns_props[ABCPropertyGraph.PROP_TYPE]
}
abqm.add_node(node_id=fac_ns_node_id,
label=ABCPropertyGraph.CLASS_NetworkService,
props=new_ns_props)
new_cp_props = {
ABCPropertyGraph.PROP_NAME:
fac_cp_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
fac_cp_props[ABCPropertyGraph.PROP_TYPE],
ABCPropertyGraph.PROP_LABELS:
fac_cp_props.get(ABCPropertyGraph.PROP_LABELS),
ABCPropertyGraph.PROP_CAPACITIES:
fac_cp_props.get(ABCPropertyGraph.PROP_CAPACITIES)
}
new_cp_props = {k: v for (k, v) in new_cp_props.items() if v}
abqm.add_node(node_id=fac_cp_node_id,
label=ABCPropertyGraph.CLASS_ConnectionPoint,
props=new_cp_props)
abqm.add_link(node_a=fac_sliver.node_id,
rel=ABCPropertyGraph.REL_HAS,
node_b=fac_ns_node_id)
abqm.add_link(node_a=fac_ns_node_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=fac_cp_node_id)
# trace the link to a switch port/ConnectionPoint and replicate them for simplicity
fac_cp_nbs = cbm.get_first_and_second_neighbor(
node_id=fac_cp_node_id,
rel1=ABCPropertyGraph.REL_CONNECTS,
node1_label=ABCPropertyGraph.CLASS_Link,
rel2=ABCPropertyGraph.REL_CONNECTS,
node2_label=ABCPropertyGraph.CLASS_ConnectionPoint)
if len(fac_cp_nbs) == 0 or len(fac_cp_nbs) > 1:
if self.logger:
self.logger.warning(
f'Unable to trace switch port from Facility port '
f'for facility {fac_sliver.resource_name} {fac_cp_nbs}'
)
else:
print(
f'Unable to trace switch port from Facility port '
f'for facility {fac_sliver.resource_name} {fac_cp_nbs}'
)
continue
fac_link_id = fac_cp_nbs[0][0]
fac_sp_id = fac_cp_nbs[0][1]
_, fac_link_props = cbm.get_node_properties(
node_id=fac_link_id)
# selectively replicate link properties
new_link_props = {
ABCPropertyGraph.PROP_NAME:
fac_link_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
fac_link_props[ABCPropertyGraph.PROP_TYPE],
ABCPropertyGraph.PROP_LAYER:
fac_link_props[ABCPropertyGraph.PROP_LAYER]
}
abqm.add_node(node_id=fac_link_id,
label=ABCPropertyGraph.CLASS_Link,
props=new_link_props)
try:
abqm.get_node_properties(node_id=fac_sp_id)
except PropertyGraphQueryException:
# if the node doesn't exist we need to create it (it could have been created in the first pass)
_, fac_sp_props = cbm.get_node_properties(
node_id=fac_sp_id)
new_sp_props = {
ABCPropertyGraph.PROP_NAME:
fac_sp_props[ABCPropertyGraph.PROP_NAME],
ABCPropertyGraph.PROP_TYPE:
fac_sp_props[ABCPropertyGraph.PROP_TYPE],
ABCPropertyGraph.PROP_CAPACITIES:
fac_sp_props.get(ABCPropertyGraph.PROP_CAPACITIES),
ABCPropertyGraph.PROP_LABELS:
fac_sp_props.get(ABCPropertyGraph.PROP_LABELS)
}
new_sp_props = {
k: v
for (k, v) in new_sp_props.items() if v
}
abqm.add_node(node_id=fac_sp_id,
label=ABCPropertyGraph.CLASS_ConnectionPoint,
props=new_sp_props)
# link these together
abqm.add_link(node_a=fac_cp_node_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=fac_link_id)
abqm.add_link(node_a=fac_link_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=fac_sp_id)
abqm.add_link(node_a=fac_sp_id,
rel=ABCPropertyGraph.REL_CONNECTS,
node_b=site_to_ns_node_id[s])
return abqm
def test_PortMirror(self):
# create a NetworkService sliver for FABNetv6
prop = {
AmConstants.CONFIG_PROPERTIES_FILE:
'../config/net_handler_config.yml'
}
handler = NetHandler(logger=self.logger,
properties=prop,
process_lock=threading.Lock())
#
# create a network sliver for FABNetv4 and its interfaces
#
sliver = NetworkServiceSliver()
# service name (set by user) - only guaranteed unique within a slice
sliver.set_name('PortMirror-UKY')
sliver.set_type(ServiceType.PortMirror)
sliver.set_layer(NSLayer.L2)
# mirror_port is the name of the port being mirrored - actual name the way
# service definition needs it. It comes directly from ASM network service sliver
# whatever the right name is - user must to know it when creating a slice
sliver.mirror_port = "TwentyFiveGigE0/0/0/24"
# direction also comes from ASM network service sliver
sliver.mirror_direction = MirrorDirection.Both
#
# interface to which the mirrored traffic is directed to
# it is in the slice (ASM) model, the same way all other interfaces for network services are.
#
stp_to = InterfaceSliver()
stp_to.set_name('Interface_To_Which_We_Send_Mirrored_Traffic')
stp_to.set_type(InterfaceType.ServicePort)
sliver_labels = Labels(local_name='TwentyFiveGigE0/0/0/23/1',
device_name='lbnl-data-sw')
sliver_capacities = Capacities(bw=2000)
stp_to.set_labels(sliver_labels)
stp_to.set_capacities(sliver_capacities)
# create interface info object, add populated interfaces to it
ifi = InterfaceInfo()
ifi.add_interface(stp_to)
# add interface info object to sliver. All of this happens automagically normally
sliver.interface_info = ifi
# set a fake unit reservation
uid = uuid.uuid3(uuid.NAMESPACE_DNS, 'test_PortMirror')
self.unit = Unit(rid=ID(uid=str(uid)))
self.unit.set_sliver(sliver=sliver)
#
# create a service (create needs to parse out sliver information
# into exact parameters the service ansible script needs)
#
r, updated_unit = handler.create(unit=self.unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_CREATE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
time.sleep(30)
#
# delete - need to make sure the updated unit has the right info to delete the service
#
r, updated_unit = handler.delete(updated_unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_DELETE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
def test_FABNetv6(self):
# create a NetworkService sliver for FABNetv6
prop = {
AmConstants.CONFIG_PROPERTIES_FILE:
'../config/net_handler_config.yml'
}
handler = NetHandler(logger=self.logger,
properties=prop,
process_lock=threading.Lock())
#
# create a network sliver for FABNetv4 and its interfaces
#
sliver = NetworkServiceSliver()
# service name (set by user) - only guaranteed unique within a slice
sliver.set_name('L3-UKY-IPv6')
# if service name global uniqueness is a requirement use Labels.local_name for that (optional)
# e.g. concatenate name + res id (or another unique id)
# sliver.set_labels(Labels().set_fields(local_name='test-l2bridge-shortname'))
# per @xiyang he uses unit id for service name so this is not needed.
sliver.set_type(ServiceType.FABNetv6)
sliver.set_layer(NSLayer.L3)
# this is the gateway with the IP range picked for this sliver in this slice on this site
# can also be specified with ipv6/ipv6_subnet and mac is optional for both.
# Q: does that mean that the advertisement needs to maintain information about multiple
# subnet, gateway and mac tuples for each site?
sliver.set_gateway(
Gateway(
Labels(ipv6="2602:FCFB:0001::1",
ipv6_subnet="2602:FCFB:0001::/64")))
#
# create a small number of Interface slivers, set their properties and link to service
#
#
# First interface - let's assume it is SR-IOV
#
isl1 = InterfaceSliver()
# the name is normally set by FIM as '-' concatenation of service name
isl1.set_name('Interface1')
# this will be a ServicePort in the network service sliver. It is created by FIM automatically when
# the user adds a NetworkService to the ASM. The name is set by the FIM as '-' concatenation of service
# name and peer interface sliver name.
isl1.set_type(InterfaceType.ServicePort)
# since this is SR-IOV, orchestrator picks VLAN for this function based on info in advertisement
# other information is done in the same way it is done for L2 services
sliver_labels = Labels(vlan='121',
local_name='HundredGigE0/0/0/5',
device_name='uky-data-sw')
# capacities (bw in Gbps, burst size is in Mbytes) source: (b)
sliver_capacities = Capacities(bw=1)
# assign labels and capacities
isl1.set_labels(sliver_labels)
isl1.set_capacities(sliver_capacities)
#
# Second interface (let's assume this is a dedicated card)
#
isl2 = InterfaceSliver()
isl2.set_name('Interface2')
isl2.set_type(InterfaceType.ServicePort)
# Q: who and how picks the VLAN in this case? I think we discussed having an advertised pool of 'Layer 3
# vlans' which need to be kept track of and this would be one of them
# other information is done in the same way it is done for L2 services
sliver_labels = Labels(vlan='1001',
local_name='HundredGigE0/0/0/5',
device_name='uky-data-sw')
sliver_capacities = Capacities(bw=1)
isl2.set_labels(sliver_labels)
isl2.set_capacities(sliver_capacities)
# create interface info object, add populated interfaces to it
ifi = InterfaceInfo()
ifi.add_interface(isl1)
ifi.add_interface(isl2)
# add interface info object to sliver. All of this happens automagically normally
sliver.interface_info = ifi
# set a fake unit reservation
uid = uuid.uuid3(uuid.NAMESPACE_DNS, 'test_FABNetv6')
self.unit = Unit(rid=ID(uid=str(uid)))
self.unit.set_sliver(sliver=sliver)
#
# create a service (create needs to parse out sliver information
# into exact parameters the service ansible script needs)
#
r, updated_unit = handler.create(unit=self.unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_CREATE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
time.sleep(30)
#
# delete - need to make sure the updated unit has the right info to delete the service
#
r, updated_unit = handler.delete(updated_unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_DELETE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
def test_L2Bridge(self):
# create a NetworkService sliver for L2Bridge
prop = {
AmConstants.CONFIG_PROPERTIES_FILE:
'../config/net_handler_config.yml'
}
handler = NetHandler(logger=self.logger, properties=prop)
#
# create a network sliver for L2Bridge and its interfaces
#
sliver = NetworkServiceSliver()
# service name (set by user) - only guaranteed unique within a slice
sliver.set_name('L2BridgeServiceTest')
# if service name global uniqueness is a requirement use Labels.local_name for that (optional)
# e.g. concatenate name + res id (or another unique id)
# sliver.set_labels(Labels().set_fields(local_name='test-l2bridge-shortname'))
# per @xiyang he uses unit id for service name so this is not needed.
sliver.set_type(ServiceType.L2Bridge)
sliver.set_layer(NSLayer.L2)
# Interface properties
#
# The service definitions make a distinction between interface which requires
# type = parse(InterfaceSliver.Labels.local_name)
# id = parse(InterfaceSliver.Labels.local_name)
# outervlan = InterfaceSliver.Labels.vlan
# innervlan = InterfaceSliver.Labels.inner_vlan
# bw = InterfaceSliver.Capacities.bw (0 - best-effort)
# burst size = InterfaceSliver.Capacities.burst_size
#
# and STP which in addition also requires NSO device name.
# In deep network sliver NSO Device name goes on *each* interface, then handler.create can parse
# out the interfaces and figure out which STP each interface goes with based on that.
# NSO device name = InterfaceSliver.Labels.device_name
#
# The properties of InterfaceSlivers noted above must be copied by Orchestrator from various places
# a) the switch TrunkPort port the ASM ServicePort maps to in CBM
# b) the Shared or Dedicated ASM port on the card the ServicePort peers with in ASM
# c) the Shared or Dedicated CBM port the peer ASM port maps to
# Below for each property comments indicate where they come from by a, b, c
# Orchestrator determines peer ports in ASM (between ServicePort and corresponding Shared/Dedicated card port)
# and sets nodemaps to point from ASM ServicePort to corresponding CBM TrunkPort
# as well as between Shared/Dedicated ASM port on the NIC and the corresponding CBM Shared/Dedicated port
#
# create a small number of Interface slivers, set their properties and link to service
#
isl1 = InterfaceSliver()
# the name is set by FIM as '-' concatenation of service name
isl1.set_name('Interface1')
# this will be a ServicePort in the network service sliver. It is created by FIM automatically when
# the user adds a NetworkService to the ASM. The name is set by the FIM as '-' concatenation of service
# name and peer interface sliver name.
isl1.set_type(InterfaceType.ServicePort)
sliver_labels = Labels()
sliver_capacities = Capacities()
# inner_vlan - not used for now - user would fill it in directly on the sliver Labels -
# need to discuss.
# sl1labs.set_fields(inner_vlan='3')
# vlan - source: (c)
sliver_labels.set_fields(vlan='100')
# local_name source: (a)
sliver_labels.set_fields(local_name='HundredGigE0/0/0/17')
# NSO device name source: (a) - need to find the owner switch of the network service in CBM
# and take its .name or labels.local_name
sliver_labels.set_fields(device_name='uky-data-sw')
# capacities (bw in Gbps, burst size is in Mbytes) source: (b)
sliver_capacities.set_fields(bw=1)
# assign labels and capacities
isl1.set_labels(sliver_labels)
isl1.set_capacities(sliver_capacities)
#
# Second interface (comments for field info origin omitted below)
#
isl2 = InterfaceSliver()
isl2.set_name('Interface2')
isl2.set_type(InterfaceType.ServicePort)
sliver_labels = Labels()
sliver_capacities = Capacities()
# sliver_labels.set_fields(vlan='102')
sliver_labels.set_fields(local_name='TwentyFiveGigE0/0/0/23/1')
sliver_labels.set_fields(device_name='uky-data-sw')
sliver_capacities.set_fields(bw=1)
isl2.set_labels(sliver_labels)
isl2.set_capacities(sliver_capacities)
# create interface info object, add populated interfaces to it
ifi = InterfaceInfo()
ifi.add_interface(isl1)
ifi.add_interface(isl2)
# add interface info object to sliver. All of this happens automagically normally
sliver.interface_info = ifi
# set a fake unit reservation
uid = uuid.uuid3(uuid.NAMESPACE_DNS, 'test_L2Bridge')
self.unit = Unit(rid=ID(uid=str(uid)))
self.unit.set_sliver(sliver=sliver)
#
# create a service (create needs to parse out sliver information
# into exact parameters the service ansible script needs)
#
r, updated_unit = handler.create(unit=self.unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_CREATE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
time.sleep(30)
#
# delete - need to make sure the updated unit has the right info to delete the service
#
r, updated_unit = handler.delete(updated_unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_DELETE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
def test_L2STS(self):
# create a NetworkService sliver for L2STS
prop = {
AmConstants.CONFIG_PROPERTIES_FILE:
'../config/net_handler_config.yml'
}
handler = NetHandler(logger=self.logger, properties=prop)
#
# create a network sliver for L2Bridge and its interfaces
#
sliver = NetworkServiceSliver()
# service name - can we use the sliver name - only guaranteed unique in the slice
sliver.set_name('L2STSServiceTest')
sliver.set_type(ServiceType.L2STS)
sliver.set_layer(NSLayer.L2)
# ERO
# first declare a path. Each path is a list of somethings. a2z and z2a maintained separately within Path
ero_path = Path()
ero_path.set_symmetric(["10.1.1.1", "10.1.1.2"])
# default is loose ERO, set strict=True if want otherwise
ero = ERO(strict=False)
ero.set(ero_path)
sliver.set_ero(ero)
#
# site A interfaces
#
stp_a1 = InterfaceSliver()
stp_a1.set_name('Interface_A1')
stp_a1.set_type(InterfaceType.ServicePort)
sliver_labels = Labels()
sliver_capacities = Capacities()
# untagged w/o vlan label set
sliver_labels.set_fields(local_name='TwentyFiveGigE0/0/0/23/1')
sliver_labels.set_fields(device_name='lbnl-data-sw')
sliver_capacities.set_fields(bw=2000)
stp_a1.set_labels(sliver_labels)
stp_a1.set_capacities(sliver_capacities)
#
# site Z interfaces
#
stp_z1 = InterfaceSliver()
stp_z1.set_name('Interface_Z1')
stp_z1.set_type(InterfaceType.ServicePort)
sliver_labels = Labels()
sliver_capacities = Capacities()
sliver_labels.set_fields(vlan='235')
sliver_labels.set_fields(local_name='HundredGigE0/0/0/13')
sliver_labels.set_fields(device_name='uky-data-sw')
sliver_capacities.set_fields(bw=1000)
stp_z1.set_labels(sliver_labels)
stp_z1.set_capacities(sliver_capacities)
stp_z2 = InterfaceSliver()
stp_z2.set_name('Interface_Z2')
stp_z2.set_type(InterfaceType.ServicePort)
sliver_labels = Labels()
sliver_capacities = Capacities()
# untagged w/o vlan label set
sliver_labels.set_fields(local_name='TwentyFiveGigE0/0/0/23/2')
sliver_labels.set_fields(device_name='uky-data-sw')
sliver_capacities.set_fields(bw=1000)
stp_z2.set_labels(sliver_labels)
stp_z2.set_capacities(sliver_capacities)
# create interface info object, add interfaces to it
ifi = InterfaceInfo()
ifi.add_interface(stp_a1)
ifi.add_interface(stp_z1)
ifi.add_interface(stp_z2)
# All of this happens automagically in FIM
sliver.interface_info = ifi
uid = uuid.uuid3(uuid.NAMESPACE_DNS, 'test_L2STS')
self.unit = Unit(rid=ID(uid=str(uid)))
self.unit.set_sliver(sliver=sliver)
#
# create a service
#
r, updated_unit = handler.create(unit=self.unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_CREATE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
time.sleep(30)
#
# delete - need to make sure the updated unit has the right info to delete the service
#
r, updated_unit = handler.delete(updated_unit)
self.assertEqual(r[Constants.PROPERTY_TARGET_NAME],
Constants.TARGET_DELETE)
self.assertEqual(r[Constants.PROPERTY_ACTION_SEQUENCE_NUMBER], 0)
self.assertEqual(r[Constants.PROPERTY_TARGET_RESULT_CODE],
Constants.RESULT_CODE_OK)
def create_unit(include_pci: bool = True,
include_image: bool = True,
include_name: bool = True,
include_instance_name: bool = False,
include_ns: bool = False) -> Unit:
"""
Create a unit
:param include_pci:
:param include_image:
:param include_name:
:param include_instance_name:
:param include_ns:
:return:
"""
u = Unit(rid=ID(uid="rid-1"))
sliver = NodeSliver()
cap = Capacities()
cap.set_fields(core=4, ram=64, disk=500)
catalog = InstanceCatalog()
instance_type = catalog.map_capacities_to_instance(cap=cap)
cap_hints = CapacityHints().set_fields(instance_type=instance_type)
sliver.set_properties(
type=NodeType.VM,
site="RENC",
capacity_hints=cap_hints,
capacity_allocations=catalog.get_instance_capacities(
instance_type=instance_type))
sliver.label_allocations = Labels().set_fields(
instance_parent="renc-w1.fabric-testbed.net")
if include_name:
sliver.set_properties(name="n1")
if include_image:
sliver.set_properties(image_type='qcow2',
image_ref='default_centos_8')
if include_pci:
component = ComponentSliver()
labels = Labels()
labels.set_fields(bdf=["0000:41:00.0", "0000:41:00.1"])
component.set_properties(type=ComponentType.SmartNIC,
model='ConnectX-6',
name='nic1',
label_allocations=labels)
sliver.attached_components_info = AttachedComponentsInfo()
sliver.attached_components_info.add_device(device_info=component)
if include_instance_name:
sliver.label_allocations.set_fields(instance="instance-001")
if include_ns:
sliver.network_service_info = NetworkServiceInfo()
ns = NetworkServiceSliver()
ns.interface_info = InterfaceInfo()
ifs1 = InterfaceSliver()
c = Capacities()
c.bw = 100
c.unit = 1
l1 = Labels()
l1.ipv4 = '192.168.11.3'
l1.vlan = '200'
l1.local_name = 'p1'
la_1 = Labels()
la_1.mac = '0C:42:A1:EA:C7:51'
la_1.vlan = '200'
ifs1.capacities = c
ifs1.labels = l1
ifs1.label_allocations = la_1
ifs2 = InterfaceSliver()
ifs2.capacities = c
l2 = Labels()
l2.ipv4 = '192.168.11.2'
l2.local_name = 'p2'
la_2 = Labels()
la_2.mac = '0C:42:A1:EA:C7:52'
ifs2.labels = l2
ifs2.label_allocations = la_1
ns.interface_info.interfaces = {'ifs1': ifs1, 'ifs2': ifs2}
sliver.network_service_info.network_services = {'ns1': ns}
u.set_sliver(sliver=sliver)
return u
def allocate(
self, *, rid: ID, requested_sliver: BaseSliver, graph_id: str,
graph_node: BaseSliver,
existing_reservations: List[ABCReservationMixin]
) -> Tuple[str, BaseSliver]:
"""
Allocate an extending or ticketing reservation
:param rid: reservation id of the reservation to be allocated
:param requested_sliver: requested sliver
:param graph_id: BQM graph id
:param graph_node: BQM graph node identified to serve the reservation
:param existing_reservations: Existing Reservations served by the same BQM node
:return: Tuple of Delegation Id and the Requested Sliver annotated with BQM Node Id and other properties
:raises: BrokerException in case the request cannot be satisfied
"""
if graph_node.get_capacity_delegations() is None or rid is None:
raise BrokerException(
error_code=Constants.INVALID_ARGUMENT,
msg=f"capacity_delegations is missing or reservation is None")
if not isinstance(requested_sliver, NodeSliver):
raise BrokerException(
error_code=Constants.INVALID_ARGUMENT,
msg=f"resource type: {requested_sliver.get_type()}")
if not isinstance(graph_node, NodeSliver):
raise BrokerException(
error_code=Constants.INVALID_ARGUMENT,
msg=f"resource type: {graph_node.get_type()}")
# Always use requested capacities to be mapped from flavor i.e. capacity hints
requested_capacity_hints = requested_sliver.get_capacity_hints()
catalog = InstanceCatalog()
requested_capacities = catalog.get_instance_capacities(
instance_type=requested_capacity_hints.instance_type)
# Check if Capacities can be satisfied
delegation_id = self.__check_capacities(
rid=rid,
requested_capacities=requested_capacities,
delegated_capacities=graph_node.get_capacity_delegations(),
existing_reservations=existing_reservations)
# Check if Components can be allocated
if requested_sliver.attached_components_info is not None:
requested_sliver.attached_components_info = self.__check_components(
rid=rid,
requested_components=requested_sliver.attached_components_info,
graph_id=graph_id,
graph_node=graph_node,
existing_reservations=existing_reservations)
requested_sliver.capacity_allocations = Capacities()
requested_sliver.capacity_allocations = Labels.update(
lab=requested_capacities)
requested_sliver.label_allocations = Labels(
instance_parent=graph_node.get_name())
requested_sliver.set_node_map(node_map=(graph_id, graph_node.node_id))
self.logger.info(
f"Reservation# {rid} is being served by delegation# {delegation_id} "
f"node# [{graph_id}/{graph_node.node_id}]")
return delegation_id, requested_sliver