def main():
network = Network.get_instance()
nodes = ['A', 'B', 'C', 'D', 'E']
network.start(nodes)
host_A = Host('A')
host_A.add_connections(['B', 'C', 'D', 'E'])
host_A.start()
host_B = Host('B')
host_B.add_c_connections(['C', 'D', 'E'])
host_B.start()
host_C = Host('C')
host_C.add_c_connections(['B', 'D', 'E'])
host_C.start()
host_D = Host('D')
host_D.add_c_connections(['B', 'C', 'E'])
host_D.start()
host_E = Host('E')
host_E.add_c_connections(['B', 'C', 'D'])
host_E.start()
network.add_hosts([host_A, host_B, host_C, host_D, host_E])
for i in range(10):
# The ID of the generated secret EPR pair has to be agreed upon in advance
epr_id = '123'
host_A.run_protocol(distribute, ([host_B.host_id, host_C.host_id, host_D.host_id, host_E.host_id],))
host_B.run_protocol(node, (host_A.host_id,))
host_C.run_protocol(node, (host_A.host_id,))
host_D.run_protocol(sender, (host_A.host_id, host_E.host_id, epr_id))
host_E.run_protocol(receiver, (host_A.host_id, host_D.host_id, epr_id), blocking=True)
time.sleep(0.5)
network.stop(True)
def main():
network = Network.get_instance()
# backend = ProjectQBackend()
backend = CQCBackend()
nodes = ['A', 'B', 'C']
network.start(nodes, backend)
network.delay = 0.1
host_A = Host('A', backend)
host_A.add_connection('B')
host_A.delay = 0
host_A.start()
host_B = Host('B', backend)
host_B.add_connections(['A', 'C'])
host_B.delay = 0
host_B.start()
host_C = Host('C', backend)
host_C.add_connection('B')
host_C.delay = 0
host_C.start()
network.add_host(host_A)
network.add_host(host_B)
network.add_host(host_C)
t1 = host_A.run_protocol(protocol_1, (host_C.host_id, ))
t2 = host_C.run_protocol(protocol_2, (host_A.host_id, ))
t1.join()
t2.join()
network.stop(True)
def test_add_connections(self):
a = Host('A')
a.add_connection('B')
self.assertEqual(len(a.classical_connections), 1)
self.assertEqual(len(a.quantum_connections), 1)
a.add_c_connection('C')
self.assertEqual(len(a.classical_connections), 2)
self.assertEqual(len(a.quantum_connections), 1)
a.add_q_connection('D')
self.assertEqual(len(a.classical_connections), 2)
self.assertEqual(len(a.quantum_connections), 2)
a.add_connections(['E', 'F'])
self.assertEqual(len(a.classical_connections), 4)
self.assertEqual(len(a.quantum_connections), 4)
a.add_c_connections(['G', 'H'])
self.assertEqual(len(a.classical_connections), 6)
self.assertEqual(len(a.quantum_connections), 4)
a.add_q_connections(['I', 'J'])
self.assertEqual(len(a.classical_connections), 6)
self.assertEqual(len(a.quantum_connections), 6)
def main():
network = Network.get_instance()
network.start()
host_alice = Host('Alice')
host_bob = Host('Bob')
host_eve = Host('Eve')
host_alice.add_connection('Bob')
host_bob.add_connections(['Alice', 'Eve'])
host_eve.add_connection('Bob')
host_alice.start()
host_bob.start()
host_eve.start()
network.add_host(host_alice)
network.add_host(host_bob)
network.add_host(host_eve)
t1 = host_alice.run_protocol(sender_protocol, ('Eve',))
t2 = host_eve.run_protocol(receiver_protocol, ('Alice',))
t1.join()
t2.join()
network.stop(True)
def main():
network = Network.get_instance()
network.start()
host_alice = Host('Alice')
host_bob = Host('Bob')
host_eve = Host('Eve')
host_alice.add_connection('Bob')
host_bob.add_connections(['Alice', 'Eve'])
host_eve.add_connection('Bob')
host_alice.start()
host_bob.start()
host_eve.start()
network.add_hosts([host_alice, host_bob, host_eve])
q = Qubit(host_alice)
print(q.id)
q.X()
host_alice.send_epr('Eve', await_ack=True)
print('done')
host_alice.send_teleport('Eve', q, await_ack=True)
q_eve = host_eve.get_data_qubit(host_alice.host_id, q.id, wait=5)
assert q_eve is not None
print(q.id)
print('Eve measures: %d' % q_eve.measure())
network.stop(True)
def build_network_b92(eve_interception):
network = Network.get_instance()
nodes = ['Alice', 'Bob', 'Eve']
network.start(nodes)
host_alice = Host('Alice')
host_bob = Host('Bob')
host_eve = Host('Eve')
host_alice.add_connection('Eve')
host_eve.add_connections(['Alice', 'Bob'])
host_bob.add_connection('Eve')
# adding the connections - Alice wants to transfer an encrypted message to Bob
# The network looks like this: Alice---Eve---Bob
host_alice.delay = 0.3
host_bob.delay = 0.3
# starting
host_alice.start()
host_bob.start()
host_eve.start()
network.add_hosts([host_alice, host_bob, host_eve])
if eve_interception == True:
host_eve.q_relay_sniffing = True
host_eve.q_relay_sniffing_fn = eve_sniffing_quantum
hosts = [host_alice, host_bob, host_eve]
print('Made a network!')
return network, hosts
def main():
network = Network.get_instance()
nodes = ["Alice", "Bob", "Eve"]
network.start(nodes)
network.delay = 0.1
host_alice = Host('Alice')
host_alice.add_connection('Bob')
host_alice.start()
host_bob = Host('Bob')
host_bob.add_connections(['Alice', 'Eve'])
host_bob.start()
host_eve = Host('Eve')
host_eve.add_connection('Bob')
host_eve.start()
network.add_hosts([host_alice, host_bob, host_eve])
host_bob.q_relay_sniffing = True
host_bob.q_relay_sniffing_fn = bob_sniffing_quantum
host_bob.c_relay_sniffing = True
host_bob.c_relay_sniffing_fn = bob_sniffing_classical
t1 = host_alice.run_protocol(alice)
t2 = host_eve.run_protocol(eve)
t1.join()
t2.join()
network.stop(True)
exit()
def test_remove_connections(self):
a = Host('A')
a.add_connections(['B', 'C'])
self.assertEqual(len(a.classical_connections), 2)
self.assertEqual(len(a.quantum_connections), 2)
a.remove_q_connection('B')
self.assertEqual(len(a.classical_connections), 2)
self.assertEqual(len(a.quantum_connections), 1)
a.remove_c_connection('B')
self.assertEqual(len(a.classical_connections), 1)
self.assertEqual(len(a.quantum_connections), 1)
a.remove_connection('C')
self.assertEqual(len(a.classical_connections), 0)
self.assertEqual(len(a.quantum_connections), 0)
a.remove_connection('C')
self.assertEqual(len(a.classical_connections), 0)
self.assertEqual(len(a.quantum_connections), 0)
def main():
network = Network.get_instance()
network.start()
network.delay = 0.2
host_alice = Host('Alice')
host_alice.add_connection('Bob')
host_alice.start()
host_bob = Host('Bob')
host_bob.add_connections(['Alice', 'Eve'])
host_bob.start()
host_eve = Host('Eve')
host_eve.add_connections(['Bob', 'Dean'])
host_eve.start()
host_dean = Host('Dean')
host_dean.add_connection('Eve')
host_dean.start()
network.add_hosts([host_alice, host_bob, host_eve, host_dean])
print('alice sends message')
host_alice.send_classical('Bob', 'hello1')
host_alice.send_classical('Bob', 'hello2')
host_alice.send_classical('Bob', 'hello3')
host_alice.send_classical('Bob', 'hello4')
host_alice.send_classical('Bob', 'hello5')
host_alice.send_classical('Bob', 'hello6')
host_alice.send_classical('Bob', 'hello7')
host_alice.send_classical('Bob', 'hello8')
host_alice.send_classical('Bob', 'hello9')
host_alice.send_classical('Bob', 'hello10')
start_time = time.time()
while time.time() - start_time < 10:
pass
network.stop(True)
exit()
def main():
intercept = True
key_size = 100
sample_len = int(key_size / 4)
network = Network.get_instance()
nodes = ['Alice', 'Eve', 'Bob']
network.start(nodes)
host_alice = Host('Alice')
host_alice.add_connection('Eve')
host_alice.start()
host_eve = Host('Eve')
host_eve.add_connections(['Alice', 'Bob'])
host_eve.start()
host_bob = Host('Bob')
host_bob.add_connection('Eve')
host_bob.delay = 0.5
host_bob.start()
network.add_host(host_alice)
network.add_host(host_eve)
network.add_host(host_bob)
secret_key = np.random.randint(2, size=key_size)
if intercept:
host_eve.q_relay_sniffing = True
host_eve.q_relay_sniffing_fn = eve_intercept_quantum
t1 = host_alice.run_protocol(protocol_alice,
(host_bob.host_id, secret_key, sample_len))
t2 = host_bob.run_protocol(protocol_bob,
(host_alice.host_id, key_size, sample_len))
t1.join()
t2.join()
network.stop(True)
