def __init__(self, name: str, ue_config: UserEquipmentConfiguration,
network_config: NetworkPacketConfiguration, core_id: str, t_initial: float = 0):
super().__init__(name)
ue_id = ue_config.ue_id
service_config_list = ue_config.service_config_list
service_ids = [service_config.service_id for service_config in service_config_list]
self.ue_id = ue_id
# Define and add components
services = [Service(name + service.service_id, ue_id, service, network_config, t_initial, lite_id=core_id)
for service in service_config_list]
[self.add_component(service) for service in services]
self.input_network = Port(NetworkPacket, 'input_network')
self.output_network = Port(NetworkPacket, 'output_network')
self.output_service_delay_report = Port(ServiceDelayReport, 'output_service_delay_report')
self.add_in_port(self.input_network)
self.add_out_port(self.output_network)
self.add_out_port(self.output_service_delay_report)
if len(services) > 1: # More than one service -> we add a multiplexer
service_mux = UEServiceMux(name + '_service_mux', service_ids)
self.add_component(service_mux)
self.add_coupling(self.input_network, service_mux.input_network)
for service in services:
self.add_coupling(service_mux.outputs_network[service.service_id], service.input_network)
else: # Otherwise, multiplexer is not required
self.add_coupling(self.input_network, services[0].input_network)
for service in services:
self.add_coupling(service.output_network, self.output_network)
self.add_coupling(service.output_service_delay_report, self.output_service_delay_report)
def __init__(self, name: str, rack_id: str,
rack_node_config: RackNodeConfiguration, env_temp: float):
self.rack_id = rack_id
temp_model_name = rack_node_config.temp_model_name
power_model_name = rack_node_config.pwr_model_name
temp_model_config = rack_node_config.temp_model_config
power_model_config = rack_node_config.pwr_model_config
self.temp_model = self.rack_temp_factory.create_model(
temp_model_name, **temp_model_config)
self.power_model = self.rack_power_factory.create_model(
power_model_name, **power_model_config)
self.utilization = 0
self.max_u = 0
self.pu_reports = dict()
self.power = 0
self.temp = env_temp
self.env_temp = env_temp
self.input_pu_report = Port(ProcessingUnitReport,
name + '_input_pu_report')
self.output_rack_report = Port(RackReport,
name + '_output_rack_report')
super().__init__(name=name)
self.add_in_port(self.input_pu_report)
self.add_out_port(self.output_rack_report)
def __init__(self, name, ap_id):
super().__init__(name=name)
self.ap_id = ap_id
self.service_routing = dict()
self.ue_connected = list()
self.input_new_sdn_path = Port(NewSDNPath,
name + '_input_new_sdn_path')
self.input_connected_ue_list = Port(EnableChannels,
name + '_input_connected_ue_list')
self.input_service_routing_request = Port(
GetDataCenterRequest, name + '_input_service_routing_request')
self.input_radio = Port(NetworkPacket, name + '_input_radio')
self.input_crosshaul = Port(NetworkPacket, name + '_input_crosshaul')
self.output_service_routing_response = Port(
GetDataCenterResponse, name + '_output_service_routing_response')
self.output_crosshaul = Port(NetworkPacket, name + '_output_crosshaul')
self.output_radio = Port(NetworkPacket, name + '_output_radio')
self.add_in_port(self.input_new_sdn_path)
self.add_in_port(self.input_connected_ue_list)
self.add_in_port(self.input_service_routing_request)
self.add_in_port(self.input_radio)
self.add_in_port(self.input_crosshaul)
self.add_out_port(self.output_service_routing_response)
self.add_out_port(self.output_crosshaul)
self.add_out_port(self.output_radio)
def __init__(self, name: str, nodes: Dict[str, NodeConfiguration], default_link: LinkConfiguration,
topology: Dict[str, Dict[str, Dict[str, Union[LinkConfiguration, None]]]]):
"""
Network model for Mercury. It is defined as a directed graph
:param name: name of the xDEVS atomic model
:param nodes: dictionary containing the ID of every node in the network and their configuration.
:param default_link: Default link configuration in case a given link in the topology is None
:param topology: directed graph representing the network {node_from: {node_to: link_configuration}}
"""
super().__init__(name=name)
self.input_node_location = Port(NodeLocation, 'input_new_location')
self.input_data = Port(PhysicalPacket, 'input_data')
self.output_link_report = Port(NetworkLinkReport, 'output_link_report')
self.add_in_port(self.input_node_location)
self.add_in_port(self.input_data)
self.add_out_port(self.output_link_report)
self.links = dict() # It contains the links of the network
self.tx_overheads = dict() # It contains the transmission overhead of each link
self.buffers = dict() # it contains the buffers of each transmitter
self.outputs_node_to = dict() # it contains all the output ports
for node_from, links in topology.items():
self.links[node_from] = dict()
self.tx_overheads[node_from] = dict()
self.buffers[node_from] = dict()
for node_to, link_config in links.items():
if node_to not in self.outputs_node_to:
self.outputs_node_to[node_to] = Port(PhysicalPacket, 'output_' + node_to)
self.add_out_port(self.outputs_node_to[node_to])
conf = link_config if link_config is not None else default_link
self.links[node_from][node_to] = Link(nodes[node_from], nodes[node_to], conf)
self.tx_overheads[node_from][node_to] = 0
self.buffers[node_from][node_to] = deque()
class Generator(Atomic):
def __init__(self, name, period):
super().__init__(name)
self.i_start = Port(Job, "i_start")
self.i_stop = Port(Job, "i_stop")
self.o_out = Port(Job, "o_out")
self.add_in_port(self.i_start)
self.add_in_port(self.i_stop)
self.add_out_port(self.o_out)
self.period = period
self.job_counter = 1
def initialize(self):
self.hold_in(PHASE_ACTIVE, self.period)
def exit(self):
pass
def deltint(self):
self.job_counter += 1
self.hold_in(PHASE_ACTIVE, self.period)
def deltext(self, e):
self.passivate()
def lambdaf(self):
self.o_out.add(Job(str(self.job_counter)))
def __init__(self, name: str, core_config,
fed_mgmt_config: FederationManagementConfiguration,
network_config: NetworkPacketConfiguration,
ues: Dict[str, Tuple[float, ...]], aps: Dict[str, Tuple[float,
...]],
edcs: Dict[str, Tuple[float, ...]], services_id: List[str]):
super().__init__(name=name)
self.sdn_controller_id = core_config.sdnc_id
self.fed_mgmt_config = fed_mgmt_config
self.network_config = network_config
self.ues = ues
self.aps = aps
self.edcs = edcs
sdn_strategy_name = core_config.sdn_strategy_name
sdn_strategy_config = core_config.sdn_strategy_config
self.sdn_strategy = SoftwareDefinedNetworkController.sdn_strategy_factory.create_strategy(
sdn_strategy_name, aps, edcs, services_id, **sdn_strategy_config)
self.designated_edcs = {
ap_id: {service_id: None
for service_id in services_id}
for ap_id in aps
}
self.designated_aps = self._select_ue_bindings()
self.input_node_location = Port(NodeLocation, 'input_node_location')
self.input_network = Port(NetworkPacket, 'input_network')
self.output_network = Port(NetworkPacket, 'output_network')
self.add_in_port(self.input_node_location)
self.add_in_port(self.input_network)
self.add_out_port(self.output_network)
class Processor(Atomic):
def __init__(self, name, proc_time):
super().__init__(name)
self.i_in = Port(Job, "i_in")
self.o_out = Port(Job, "o_out")
self.add_in_port(self.i_in)
self.add_out_port(self.o_out)
self.current_job = None
self.proc_time = proc_time
def initialize(self):
self.passivate()
def exit(self):
pass
def deltint(self):
self.passivate()
def deltext(self, e):
if self.phase == PHASE_PASSIVE:
self.current_job = self.i_in.get()
self.hold_in(PHASE_ACTIVE, self.proc_time)
def lambdaf(self):
self.o_out.add(self.current_job)
def __init__(self, node_id_list, name="network_mux"):
self.input = Port(NetworkPacket, 'input')
self.outputs = {
node_id: Port(NetworkPacket, 'output_' + node_id)
for node_id in node_id_list
}
super().__init__(name, node_id_list)
self.add_in_port(self.input)
[self.add_out_port(port) for port in self.outputs.values()]
def __init__(self, name: str, edc_config: EdgeDataCenterConfiguration,
services_config: Dict[str, ServiceConfiguration], fed_mgmt_config: FederationManagementConfiguration,
network_config: NetworkPacketConfiguration, sdn_controller_id: str, lite=False):
"""
Edge Data Center xDEVS module
:param str name: xDEVS module name
:param EdgeDataCenterConfiguration edc_config: Edge Data Center Configuration
:param dict services_config: dictionary with all the services_config configurations
:param FederationManagementConfiguration fed_mgmt_config: Federation Management Application configuration
:param NetworkPacketConfiguration network_config: network layer packets configuration
:param str sdn_controller_id: Federation Controller ID
"""
super().__init__(name)
# Unwrap EDC configuration values
self.edc_id = edc_config.edc_id
edc_location = edc_config.edc_location
racks_config_list = edc_config.racks_configuration_list
r_manager_config = edc_config.r_manager_config
env_temp = edc_config.env_temp
# Create and add submodules
racks = [Rack(name + '_' + rack_id, racks_config_list[rack_id], services_config, env_temp)
for rack_id in racks_config_list]
rack_mux = RackMultiplexer(name + '_rack_mux', list(racks_config_list.keys()))
r_manager = ResourceManager(name + '_r_manager', self.edc_id, edc_location, r_manager_config, services_config,
env_temp)
edc_interface = EdgeDataCenterInterface(name + '_edc_interface', self.edc_id, fed_mgmt_config, network_config,
sdn_controller_id, lite)
[self.add_component(rack) for rack in racks]
self.add_component(rack_mux)
self.add_component(r_manager)
self.add_component(edc_interface)
# Define input/output_ports
port_type = NetworkPacket if lite else PhysicalPacket
self.input_crosshaul = Port(port_type, name + '_input_crosshaul')
self.output_crosshaul = Port(port_type, name + '_output_crosshaul')
self.output_edc_report = Port(EdgeDataCenterReport, name + '_output_edc_report')
self.add_in_port(self.input_crosshaul)
self.add_out_port(self.output_crosshaul)
self.add_out_port(self.output_edc_report)
self._interface_r_manager_internal_couplings_spec(edc_interface, r_manager)
# External couplings for resource manager
self._r_manager_external_couplings(r_manager)
# External couplings for EDC interface
self._interface_external_couplings(edc_interface)
# Internal couplings for interface and resource manager
self._interface_r_manager_internal_couplings_std(edc_interface, r_manager)
# Internal couplings for resource manager and processing units multiplexer
self._r_manager_rack_mux_internal_couplings(r_manager, rack_mux)
for rack in racks:
# Internal couplings for processing units multiplexer and processing units
self._p_units_mux_i_rack_internal_couplings(rack_mux, rack)
# Internal couplings for resource manager and processing units
self._resource_manager_rack_internal_couplings(r_manager, rack)
def __init__(self,
name: str,
edc_id: str,
fed_mgmt_config: FederationManagementConfiguration,
network_config: NetworkPacketConfiguration,
sdn_controller_id: str,
lite=False):
"""
Data Center Interface implementation for xDEVS
:param name: Name of the stateless state machine xDEVS atomic module
:param edc_id: ID of the corresponding Edge Data Center
:param fed_mgmt_config: Federation Management application configuration
:param network_config: network packets configuration
:param sdn_controller_id: ID of the edge fed_controller_config controller
"""
self.edc_id = edc_id
self.fed_mgmt_config = fed_mgmt_config
self.network_config = network_config
self.sdn_controller_id = sdn_controller_id
self.lite = lite
self.routing_table = dict()
super().__init__(name=name)
out_type = NetworkPacket if lite else PhysicalPacket
self.input_crosshaul = Port(out_type, 'input_crosshaul')
self.input_create_session_response = Port(CreateSessionResponsePacket,
'input_create_session_resp')
self.input_ongoing_session_response = Port(
OngoingSessionResponsePacket, 'input_ongoing_session_resp')
self.input_remove_session_response = Port(RemoveSessionResponsePacket,
'input_remove_session_resp')
self.input_edc_report = Port(EdgeDataCenterReport, 'input_edc_report')
self.output_create_session_request = Port(CreateSessionRequestPacket,
'output_create_session')
self.output_ongoing_session_request = Port(OngoingSessionRequestPacket,
'output_ongoing_session')
self.output_remove_session_request = Port(RemoveSessionRequestPacket,
'output_remove_session')
self.output_crosshaul = Port(out_type, 'output_crosshaul')
self.add_in_port(self.input_crosshaul)
self.add_in_port(self.input_create_session_response)
self.add_in_port(self.input_ongoing_session_response)
self.add_in_port(self.input_remove_session_response)
self.add_in_port(self.input_edc_report)
self.add_out_port(self.output_create_session_request)
self.add_out_port(self.output_ongoing_session_request)
self.add_out_port(self.output_remove_session_request)
self.add_out_port(self.output_crosshaul)
def __init__(self, name: str, node_id: str, max_hops: int = 0):
super().__init__(name=name)
self.node_id = node_id
self.max_hops = max_hops
self.input = Port(PhysicalPacket, "input")
self.output_node = Port(PhysicalPacket, "output_node")
self.output_transmitter = Port(PhysicalPacket, "output_transmitter")
self.add_in_port(self.input)
self.add_out_port(self.output_node)
self.add_out_port(self.output_transmitter)
def __init__(self, name, proc_time):
super().__init__(name)
self.i_in = Port(Job, "i_in")
self.o_out = Port(Job, "o_out")
self.add_in_port(self.i_in)
self.add_out_port(self.o_out)
self.current_job = None
self.proc_time = proc_time
def __init__(self, name, proc_time):
super().__init__(name)
self.i_input = Port(Ball, 'i_input')
self.o_output = Port(Ball, 'o_output')
self.add_in_port(self.i_input)
self.add_out_port(self.o_output)
self.current_job = None
self.proc_time = proc_time
self.clock = 0
def __init__(self, name, period):
super().__init__(name)
self.i_start = Port(Job, "i_start")
self.i_stop = Port(Job, "i_stop")
self.o_out = Port(Job, "o_out")
self.add_in_port(self.i_start)
self.add_in_port(self.i_stop)
self.add_out_port(self.o_out)
self.period = period
self.job_counter = 1
def __init__(self, name, service_ids):
self.service_ids = service_ids
self.input_network = Port(NetworkPacket, name + '_input_network')
self.outputs_network = {
service: Port(NetworkPacket, name + '_output_network_' + service)
for service in service_ids
}
super().__init__(name, service_ids)
self.add_in_port(self.input_network)
[self.add_out_port(port) for port in self.outputs_network.values()]
def __init__(self,
ue_ids_list,
ap_ids_list,
edc_ids_list,
core_ids_list,
name='shortcut'):
node_id_list = [
*ue_ids_list, *ap_ids_list, *edc_ids_list, *core_ids_list
]
assert len(node_id_list) == len(set(node_id_list))
self.ue_ids_list = ue_ids_list
self.ap_ids_list = ap_ids_list
self.edc_ids_list = edc_ids_list
self.core_ids_list = core_ids_list
self.input_xh = Port(PhysicalPacket, 'input_xh')
self.input_radio_control = Port(PhysicalPacket, 'input_radio_control')
self.input_radio_transport = Port(PhysicalPacket,
'input_radio_transport')
self.outputs_xh = dict()
self.outputs_radio_control = dict()
self.outputs_radio_transport = dict()
for node_id in [*ap_ids_list, *edc_ids_list, *core_ids_list]:
self.outputs_xh[node_id] = Port(PhysicalPacket,
'output_xh_' + node_id)
for out_ports in [(self.outputs_radio_control, 'control'),
(self.outputs_radio_transport, 'transport')]:
for node_id in [*ue_ids_list, *ap_ids_list]:
out_ports[0][node_id] = Port(
PhysicalPacket,
'output_{}_{}'.format(out_ports[1], node_id))
super().__init__(name, node_id_list)
self.add_in_port(self.input_xh)
self.add_in_port(self.input_radio_control)
self.add_in_port(self.input_radio_transport)
for node_id in [*ap_ids_list, *edc_ids_list, *core_ids_list]:
self.add_out_port(self.outputs_xh[node_id])
for out_ports in [(self.outputs_radio_control, 'control'),
(self.outputs_radio_transport, 'transport')]:
for node_id in [*ue_ids_list, *ap_ids_list]:
self.add_out_port(out_ports[0][node_id])
def __init__(self, name: str, ap_id: str,
rac_config: RadioAccessNetworkConfiguration):
"""
Create an instance of AP service broadcast module.
:param name: Name of the module
:param ap_id: ID of the AP
:param rac_config: Radio Access Control configuration
"""
super().__init__(name=name)
self.ap_id = ap_id
self.pss_period = rac_config.pss_period
self.header = rac_config.header
self.input_repeat = Port(str, 'input_repeat')
self.output_pss = Port(PrimarySynchronizationSignal, 'output_pss')
self.add_in_port(self.input_repeat)
self.add_out_port(self.output_pss)
def __init__(self, name: str, core_config: CoreLayerConfiguration, rac_config: RadioAccessNetworkConfiguration,
fed_mgmt_config: FederationManagementConfiguration, network_config: NetworkPacketConfiguration,
aps: Dict[str, Tuple[float, ...]], edcs: Dict[str, Tuple[float, ...]], services_id: List[str]):
"""
Core Layer Module for Mercury Simulator
:param name: Name of the Core layer XDEVS module
:param core_config: Core Layer Configuration
:param rac_config:
:param fed_mgmt_config:
:param network_config:
:param aps: list of APs in the scenario
:param edcs: list of EDCs in the scenario
:param services_id:
"""
super().__init__(name)
self.input_node_location = Port(NodeLocation, 'input_node_location')
self.output_crosshaul = Port(PhysicalPacket, 'output_crosshaul')
self.add_in_port(self.input_node_location)
self.add_out_port(self.output_crosshaul)
self.inputs_crosshaul = dict()
self.sdnc_id = core_config.sdnc_id
sdn_strategy_name = core_config.sdn_strategy_name
sdn_strategy_config = core_config.sdn_strategy_config
self.core_functions = {self.sdnc_id: SoftwareDefinedNetworkController(name + '_sdn', self.sdnc_id,
fed_mgmt_config, network_config, aps,
edcs, services_id, sdn_strategy_name,
**sdn_strategy_config)}
self.add_component(self.core_functions[self.sdnc_id])
self.add_coupling(self.input_node_location, self.core_functions[self.sdnc_id].input_node_location)
if not rac_config.bypass_amf:
self.amf_id = core_config.amf_id
self.core_functions[self.amf_id] = AccessAndMobilityManagementFunction(name + '_amf', self.amf_id,
rac_config, network_config)
for core_function_id, core_function in self.core_functions.items():
self.add_component(core_function)
self.inputs_crosshaul[core_function_id] = Port(PhysicalPacket, 'input_' + core_function_id)
self.add_in_port(self.inputs_crosshaul[core_function_id])
self.add_coupling(self.inputs_crosshaul[core_function_id], core_function.input_crosshaul)
self.add_coupling(core_function.output_crosshaul, self.output_crosshaul)
def __init__(self, name: str, radio_config: RadioConfiguration,
ues: Dict[str, NodeConfiguration],
aps: Dict[str, NodeConfiguration]):
super().__init__(name)
self.input_pbch = Port(PhysicalPacket, "input_pbch")
self.input_repeat_location = Port(str, "input_repeat_location")
self.output_node_location = Port(NodeLocation, "output_node_location")
self.add_in_port(self.input_pbch)
self.add_in_port(self.input_repeat_location)
self.add_out_port(self.output_node_location)
# Ports for PBCH channel
self.outputs_pbch = dict()
for ue_id in ues:
self.outputs_pbch[ue_id] = Port(PhysicalPacket,
"output_pbch_" + ue_id)
self.add_out_port(self.outputs_pbch[ue_id])
# Create and add sub-components
radio_config.define_nodes(aps, ues)
nodes = {**aps, **ues}
pbch = Network(name + "_pbch", nodes, radio_config.base_dl_config,
radio_config.dl_template)
nodes_mobility = Nodes(name + '_nodes', nodes)
self.add_component(pbch)
self.add_component(nodes_mobility)
self.add_coupling(nodes_mobility.output_node_location,
pbch.input_node_location)
self.add_coupling(self.input_repeat_location,
nodes_mobility.input_repeat_location)
self.add_coupling(nodes_mobility.output_node_location,
self.output_node_location)
self.add_coupling(self.input_pbch, pbch.input_data)
for ue_id in ues:
self.add_coupling(pbch.outputs_node_to[ue_id],
self.outputs_pbch[ue_id])
def __init__(self, name: str, ue_config: UserEquipmentConfiguration, rac_config: RadioAccessNetworkConfiguration,
network_config: NetworkPacketConfiguration, t_initial: float = 0):
"""
User Equipment xDEVS model
:param name: xDEVS model name
:param ue_config: User Equipment Configuration
:param rac_config: Radio Access Network service packets configuration
:param network_config: Network packets configuration
:param t_initial: Initial guard time in order to avoid identical simultaneous behavior between UEs
"""
super().__init__(name)
# Unpack configuration parameters
ue_id = ue_config.ue_id
service_config_list = ue_config.service_config_list
service_ids = [service_config.service_id for service_config in service_config_list]
self.ue_id = ue_id
# Define and add components
antenna = UserEquipmentAntenna(name + '_antenna', ue_id, network_config)
access_manager = AccessManager(name + '_access_manager', ue_id, rac_config)
service_mux = UEServiceMux(name + '_service_mux', service_ids)
services = [Service(name + service.service_id, ue_id, service, network_config, t_initial)
for service in service_config_list]
self.add_component(antenna)
self.add_component(access_manager)
self.add_component(service_mux)
[self.add_component(service) for service in services]
# I/O ports
self.input_radio_bc = Port(PhysicalPacket, name + '_input_radio_bc')
self.input_radio_control_dl = Port(PhysicalPacket, name + '_input_radio_control_dl')
self.input_radio_transport_dl = Port(PhysicalPacket, name + '_input_radio_transport_dl')
self.output_radio_control_ul = Port(PhysicalPacket, name + '_output_radio_control_ul')
self.output_radio_transport_ul = Port(PhysicalPacket, name + '_output_radio_transport_ul')
self.add_in_port(self.input_radio_bc)
self.add_in_port(self.input_radio_control_dl)
self.add_in_port(self.input_radio_transport_dl)
self.add_out_port(self.output_radio_control_ul)
self.add_out_port(self.output_radio_transport_ul)
self.output_repeat_location = Port(str, 'output_repeat_location')
self.output_service_delay_report = Port(ServiceDelayReport, 'output_service_delay_report')
self.add_out_port(self.output_repeat_location)
self.add_out_port(self.output_service_delay_report)
self.external_couplings_antenna(antenna)
self.external_couplings_access(access_manager)
for service in services:
self.external_couplings_service(service)
self.internal_couplings_antenna_access(antenna, access_manager)
self.internal_couplings_antenna_mux(antenna, service_mux)
for service in services:
self.internal_couplings_antenna_service(antenna, service)
self.internal_couplings_access_service(access_manager, service)
self.internal_couplings_mux_service(service_mux, service)
def __init__(self, name: str, sdn_controller_id: str,
fed_mgmt_config: FederationManagementConfiguration,
network_config: NetworkPacketConfiguration,
aps: Dict[str, Tuple[float, ...]], edcs: Dict[str,
Tuple[float,
...]],
services_id: List[str], sdn_strategy_name: str, **kwargs):
"""
xDEVS model of a Software-Defined Network Controller for interconnecting Acess Points and Edge Data Centers
:param name: Name of the XDEVS SDN Controller module
:param sdn_controller_id: ID of the SDN controller
:param fed_mgmt_config: fed_controller_config management application configuration
:param network_config: network packets configuration
:param aps: list of APs in the scenario
:param edcs: list of EDCs in the scenario
:param services_id: ID of all the services defined in the scenario
:param sdn_strategy_name: Software-Defined Network linking strategy name
:param kwargs: SDN linking strategy configuration parameters
"""
super().__init__(name=name)
self.sdn_controller_id = sdn_controller_id
self.fed_mgmt_config = fed_mgmt_config
self.network_config = network_config
self.aps = aps
self.edcs = edcs
self.sdn_strategy = self.sdn_strategy_factory.create_strategy(
sdn_strategy_name, aps, edcs, services_id, **kwargs)
self.designated_edcs = {
ap_id: {service_id: None
for service_id in services_id}
for ap_id in aps
}
self.input_node_location = Port(NodeLocation, 'input_node_location')
self.input_crosshaul = Port(PhysicalPacket, 'input_crosshaul')
self.output_crosshaul = Port(PhysicalPacket, 'output_crosshaul')
self.add_in_port(self.input_node_location)
self.add_in_port(self.input_crosshaul)
self.add_out_port(self.output_crosshaul)
class Player(Atomic):
def __init__(self, name, proc_time):
super().__init__(name)
self.i_input = Port(Ball, 'i_input')
self.o_output = Port(Ball, 'o_output')
self.add_in_port(self.i_input)
self.add_out_port(self.o_output)
self.current_job = None
self.proc_time = proc_time
self.clock = 0
def initialize(self):
self.hold_in(PHASE_WAIT, INFINITY)
def deltint(self):
self.clock += self.sigma
if self.phase == PHASE_SEND:
logging.info("%s launched ball number %d @ t = %.1f" %
(self.name, self.current_job.count, self.clock))
self.current_job = None
self.hold_in(PHASE_WAIT, INFINITY)
def deltext(self, e):
self.clock += e
if self.phase == PHASE_WAIT:
if self.i_input:
job = self.i_input.get_single_value()
logging.info("%s received ball number %d @ t = %.1f" %
(self.name, job.count, self.clock))
self.current_job = job
self.hold_in(PHASE_SEND, self.proc_time)
def lambdaf(self):
if self.phase == PHASE_SEND:
self.current_job.count += 1
self.o_output.add_value(self.current_job)
def exit(self):
pass
def __init__(self, name: str, master_nodes: Dict[str, NodeConfiguration], slave_nodes: Dict[str, NodeConfiguration],
default_link: LinkConfiguration, topology: Dict[str, Dict[str, Dict[str, None]]]):
for node_from, links in topology.items():
assert node_from in slave_nodes
for node_to in links:
assert node_to in master_nodes
super().__init__(name, master_nodes, slave_nodes, default_link, topology)
self.input_channel_share = Port(ChannelShare, 'input_channel_share')
self.add_in_port(self.input_channel_share)
def __init__(self, name: str, edcs_config: Dict[str, EdgeDataCenterConfiguration],
services_config: Dict[str, ServiceConfiguration], fed_mgmt_config: FederationManagementConfiguration,
network_config: NetworkPacketConfiguration, sdn_controller_id: str, lite=False):
"""
Edge Federation xDEVS model
:param name: xDEVS module name
:param edcs_config: Edge Data Centers configuration dict {EDC ID: EDC configuration}
:param services_config: dictionary with all the services_config configurations
:param fed_mgmt_config: Federation Management Application configuration
:param network_config: network layer packets configuration
:param sdn_controller_id: ID of the SDN controller
"""
super().__init__(name)
# Unwrap configuration parameters
self.n_edc = len(edcs_config)
# Define sub-modules and add them to coupled module
self.edcs = {edc_id: EdgeDataCenter(name + '_' + edc_id, edc_config, services_config, fed_mgmt_config,
network_config, sdn_controller_id, lite)
for edc_id, edc_config in edcs_config.items()}
[self.add_component(edc) for edc in self.edcs.values()]
port_type = NetworkPacket if lite else PhysicalPacket
# Define input/output ports
self.output_edc_report = Port(EdgeDataCenterReport, 'output_edc_report')
self.output_crosshaul = Port(port_type, 'output_crosshaul')
self.add_out_port(self.output_edc_report)
self.add_out_port(self.output_crosshaul)
self.inputs_crosshaul = dict()
for edc_id, edc in self.edcs.items():
self.add_coupling(edc.output_edc_report, self.output_edc_report)
self.add_coupling(edc.output_crosshaul, self.output_crosshaul)
self.inputs_crosshaul[edc_id] = Port(port_type, 'input_crosshaul_' + edc_id)
self.add_in_port(self.inputs_crosshaul[edc_id])
self.add_coupling(self.inputs_crosshaul[edc_id], edc.input_crosshaul)
class InitialBall(Atomic):
def __init__(self, name):
super().__init__(name)
self.o_output = Port(Ball, 'o_output')
self.add_out_port(self.o_output)
def initialize(self):
self.hold_in(PHASE_SEND, 0)
def deltint(self):
self.hold_in(PHASE_WAIT, INFINITY)
def deltext(self, e):
pass
def lambdaf(self):
ball = Ball()
self.o_output.add_value(ball)
def exit(self):
pass
def __init__(self, name: str, amf_id: str, ran_config: RadioAccessNetworkConfiguration,
network_config: NetworkPacketConfiguration):
"""
Access and Mobility Management Function xDEVS model
:param name: name of the xDEVS module
:param amf_id: ID of the Access and Mobility Management Function
:param ran_config: RAN application Configuration
:param network_config: network packets configuration
"""
super().__init__(name=name)
self.amf_id = amf_id
self.ran_ac_config = ran_config
self.network_config = network_config
self.path_table = dict() # {node_id: connected_ap}
self.input_crosshaul = Port(PhysicalPacket, 'input_crosshaul')
self.output_crosshaul = Port(PhysicalPacket, 'output_crosshaul')
self.add_in_port(self.input_crosshaul)
self.add_out_port(self.output_crosshaul)
def __init__(self, name, nodes_config: Dict[str, NodeConfiguration]):
"""
:param name:
:param nodes_config:
"""
self.nodes_mobility = dict()
for node_id, node_config in nodes_config.items():
self.nodes_mobility[node_id] = node_config.node_mobility
self.nodes_location = dict()
self.nodes_next_change = dict()
for node_id, mobility in self.nodes_mobility.items():
self.nodes_location[node_id] = mobility.position
self.nodes_next_change[node_id] = mobility.get_next_sigma(0)
super().__init__(self.get_next_event(0), name)
self.input_repeat_location = Port(str, 'input_repeat_location')
self.output_node_location = Port(NodeLocation, 'output_node_location')
self.add_in_port(self.input_repeat_location)
self.add_out_port(self.output_node_location)
def __init__(self, name: str,
iot_layer_config: IoTDevicesLayerConfiguration,
network_config: NetworkPacketConfiguration, core_id: str):
super().__init__(name)
# Unpack configuration parameters
ue_config_list = iot_layer_config.ues_config
guard_generator = iot_layer_config.guard_time_generator
# Check that UE IDs are unique
self.ue_ids = [ue_id for ue_id in ue_config_list]
if len(self.ue_ids) != len(set(self.ue_ids)):
raise ValueError('UE IDs must be unique')
# Start and add components
ues = {
ue_id: UserEquipmentLite(name + '_ue_' + ue_id, ue_config,
network_config, core_id,
guard_generator.guard_time())
for ue_id, ue_config in ue_config_list.items()
}
[self.add_component(ue) for ue in ues.values()]
self.output_network = Port(NetworkPacket, 'output_network')
self.output_service_delay_report = Port(ServiceDelayReport,
'output_service_delay_report')
self.add_out_port(self.output_network)
self.add_out_port(self.output_service_delay_report)
self.inputs_network = dict()
for ue_id in ues:
self.inputs_network[ue_id] = Port(NetworkPacket,
'input_network_' + ue_id)
self.add_in_port(self.inputs_network[ue_id])
self.add_coupling(self.inputs_network[ue_id],
ues[ue_id].input_network)
self.add_coupling(ues[ue_id].output_network, self.output_network)
self.add_coupling(ues[ue_id].output_service_delay_report,
self.output_service_delay_report)
def __init__(self, name: str, master_nodes: Dict[str, NodeConfiguration], slave_nodes: Dict[str, NodeConfiguration],
default_link: LinkConfiguration, topology: Dict[str, Dict[str, Dict[str, None]]],
channel_div_name: str = None, channel_div_config: Dict = None):
for node_from, links in topology.items():
assert node_from in master_nodes
for node_to in links:
assert node_to in slave_nodes
super().__init__(name, master_nodes, slave_nodes, default_link, topology)
# the one in charge of divinding the spectrum (APs)
self.channel_div = None
if channel_div_name is None:
channel_div_name = 'equal'
if channel_div_config is None:
channel_div_config = dict()
self.channel_div = self.channel_div_factory.create_division(channel_div_name, **channel_div_config)
self.input_enable_channels = Port(EnableChannels, 'input_enable_channels')
self.output_channel_share = Port(ChannelShare, 'output_channel_share')
self.add_in_port(self.input_enable_channels)
self.add_out_port(self.output_channel_share)
def __init__(self, name: str, ue_id: str, service_config: ServiceConfiguration,
network_config: NetworkPacketConfiguration, t_initial: float, lite_id: str = None):
"""
Service xDEVS module
:param name: name of the xDEVS module
:param ue_id: User Equipment ID
:param service_config: service configuration
:param network_config: network configuration
:param t_initial: initial back off time before starting to operate
"""
self.service_id = service_config.service_id
super().__init__(name + "_" + self.service_id)
data_generator = ServiceDataGenerator(name + '_data_generator', ue_id, service_config, t_initial)
session_manager = ServiceSessionManager(name + '_session_manager', ue_id, service_config, network_config,
t_initial, lite_id)
self.add_component(data_generator)
self.add_component(session_manager)
self.input_network = Port(NetworkPacket, 'input_network')
self.output_network = Port(NetworkPacket, 'output_network')
self.output_service_delay_report = Port(ServiceDelayReport, 'output_service_delay_report')
self.add_in_port(self.input_network)
self.add_out_port(self.output_network)
self.add_out_port(self.output_service_delay_report)
lite = lite_id is not None
if not lite:
self.input_connected_ap = Port(ConnectedAccessPoint, 'input_connected_ap')
self.output_service_required = Port(ServiceRequired, 'output_service_required')
self.add_in_port(self.input_connected_ap)
self.add_out_port(self.output_service_required)
self.external_couplings_session_manager(session_manager, lite)
self.internal_couplings(data_generator, session_manager)
