input_directory)
tracks = trackanimation.read_track(input_directory)
else:
input_directory = trajectories_path # can load csv files
logging.info("Loading trajectories from (raw files): %s" %
input_directory)
tracks = trackanimation.read_track(input_directory)
tracks = tracks.time_video_normalize(
time=number_simulation_steps, framerate=1) # framerate must be one
tracks.export(temporal_folder + "normalized_trajectories")
# 1.2 Network infrastructure
# Endpoint entities must have three attributes: level(=0) and lat/lng coordinates
t = Topology()
dataNetwork = json.load(open(experiment_path + 'networkDefinition.json'))
t.load_all_node_attr(dataNetwork)
# Performing multiple simulations
for i in range(nSimulations):
random.seed(i)
np.random.seed(i)
logging.info("Running Mobility Case - %s" % experiment_path)
start_time = time.time()
main(
path=experiment_path,
path_results=temporal_folder,
number_simulation_steps=number_simulation_steps,
tracks=tracks,
topology=t,
case='one',
def main(stop_time, it):
'''
TOPOLOGY DEFINITION (from JSON file)
'''
THIS_FOLDER = os.path.dirname(os.path.abspath(__file__))
topology_json = json.load(
open(THIS_FOLDER + '/data/topology_definition.json'))
t = Topology()
t.load_all_node_attr(topology_json)
nx.write_gexf(t.G, THIS_FOLDER + "/results/topology.gexf"
) # exported .gexf file for visualizing it with Gephi
print(t.G.nodes())
'''
APPLICATION DEFINITION (from JSON file)
'''
THIS_FOLDER = os.path.dirname(os.path.abspath(__file__))
app_json = json.load(open(THIS_FOLDER + '/data/app_definition.json'))
apps = create_applications_from_json(
app_json) # this array will consist of only one app
'''
MODULE PLACEMENT (from JSON file)
'''
placement_json = json.load(
open(THIS_FOLDER + '/data/alloc_definition.json'))
placement = JSONPlacement(name="Placement", json=placement_json)
'''
ROUTING ALGORITHM (of messages along the topology)
'''
selector_path = DeviceSpeedAwareRouting()
'''
SIMULATION ENGINE
'''
THIS_FOLDER = os.path.dirname(os.path.abspath(__file__))
s = Sim(t, default_results_path=THIS_FOLDER + "/results/s_trace")
'''
DEPLOY OF THE APP'S MODULES (from JSON file)
'''
for app in apps.keys():
s.deploy_app(apps[app], placement, selector_path)
print(apps["water_pipe_control"])
'''
DEPLOY INITIAL WORKLOAD (from JSON file)
'''
population_json = json.load(
open(THIS_FOLDER + '/data/population_definition.json'))
for source in population_json["sources"]:
app_name = source["app"]
app = s.apps[app_name]
msg = app.get_message(source["message"])
node = source["id_resource"]
dist = deterministic_distribution(100, name="Deterministic")
idDES = s.deploy_source(app_name,
id_node=node,
msg=msg,
distribution=dist)
'''
RUNNING - last step
'''
s.run(stop_time) # To test deployments put test_initial_deploy a TRUE