def main(args):
# ip generator for example
prefixes = IpPrefixes(ip4_prefix="10.83.0.0/16")
# create emulator instance for creating sessions and utility methods
coreemu = CoreEmu({"distributed_address": args.address})
session = coreemu.create_session()
# initialize distributed
server_name = "core2"
session.distributed.add_server(server_name, args.server)
# must be in configuration state for nodes to start, when using "node_add" below
session.set_state(EventTypes.CONFIGURATION_STATE)
# create local node, switch, and remote nodes
options = NodeOptions()
node_one = session.add_node(options=options)
options.server = server_name
node_two = session.add_node(options=options)
# create node interfaces and link
interface_one = prefixes.create_interface(node_one)
interface_two = prefixes.create_interface(node_two)
session.add_link(node_one.id, node_two.id, interface_one, interface_two)
# instantiate session
session.instantiate()
# pause script for verification
input("press enter for shutdown")
# shutdown session
coreemu.shutdown()
def add_node_data(
node_proto: core_pb2.Node) -> Tuple[NodeTypes, int, NodeOptions]:
"""
Convert node protobuf message to data for creating a node.
:param node_proto: node proto message
:return: node type, id, and options
"""
_id = node_proto.id
_type = node_proto.type
if _type is None:
_type = NodeTypes.DEFAULT.value
_type = NodeTypes(_type)
options = NodeOptions(name=node_proto.name, model=node_proto.model)
options.icon = node_proto.icon
options.opaque = node_proto.opaque
options.image = node_proto.image
options.services = node_proto.services
options.config_services = node_proto.config_services
if node_proto.emane:
options.emane = node_proto.emane
if node_proto.server:
options.server = node_proto.server
position = node_proto.position
options.set_position(position.x, position.y)
if node_proto.HasField("geo"):
geo = node_proto.geo
options.set_location(geo.lat, geo.lon, geo.alt)
return _type, _id, options
def add_node_data(node_proto):
"""
Convert node protobuf message to data for creating a node.
:param core_pb2.Node node_proto: node proto message
:return: node type, id, and options
:rtype: tuple
"""
_id = node_proto.id
_type = node_proto.type
if _type is None:
_type = NodeTypes.DEFAULT.value
_type = NodeTypes(_type)
options = NodeOptions(name=node_proto.name, model=node_proto.model)
options.icon = node_proto.icon
options.opaque = node_proto.opaque
options.image = node_proto.image
options.services = node_proto.services
if node_proto.emane:
options.emane = node_proto.emane
if node_proto.server:
options.server = node_proto.server
position = node_proto.position
options.set_position(position.x, position.y)
options.set_location(position.lat, position.lon, position.alt)
return _type, _id, options
def test_remote_node(self, session):
# given
server_name = "core2"
host = "127.0.0.1"
# when
session.distributed.add_server(server_name, host)
options = NodeOptions()
options.server = server_name
node = session.add_node(options=options)
# then
assert node.server is not None
assert node.server.name == server_name
assert node.server.host == host
def test_remote_bridge(self, session):
# given
server_name = "core2"
host = "127.0.0.1"
session.distributed.address = host
# when
session.distributed.add_server(server_name, host)
options = NodeOptions()
options.server = server_name
node = session.add_node(_type=NodeTypes.HUB, options=options)
session.instantiate()
# then
assert node.server is not None
assert node.server.name == server_name
assert node.server.host == host
assert len(session.distributed.tunnels) > 0
def main(args):
# ip generator for example
prefixes = IpPrefixes(ip4_prefix="10.83.0.0/16")
# create emulator instance for creating sessions and utility methods
coreemu = CoreEmu(
{
"controlnet": "core1:172.16.1.0/24 core2:172.16.2.0/24 core3:172.16.3.0/24 "
"core4:172.16.4.0/24 core5:172.16.5.0/24",
"distributed_address": args.address,
}
)
session = coreemu.create_session()
# initialize distributed
server_name = "core2"
session.distributed.add_server(server_name, args.server)
# must be in configuration state for nodes to start, when using "node_add" below
session.set_state(EventTypes.CONFIGURATION_STATE)
# create local node, switch, and remote nodes
options = NodeOptions(model="mdr")
options.set_position(0, 0)
node_one = session.add_node(options=options)
emane_net = session.add_node(_type=NodeTypes.EMANE)
session.emane.set_model(emane_net, EmaneIeee80211abgModel)
options.server = server_name
node_two = session.add_node(options=options)
# create node interfaces and link
interface_one = prefixes.create_interface(node_one)
interface_two = prefixes.create_interface(node_two)
session.add_link(node_one.id, emane_net.id, interface_one=interface_one)
session.add_link(node_two.id, emane_net.id, interface_one=interface_two)
# instantiate session
session.instantiate()
# pause script for verification
input("press enter for shutdown")
# shutdown session
coreemu.shutdown()