382 lines
12 KiB
Python
382 lines
12 KiB
Python
"""
|
|
Test Notify and Notifee by ensuring that the proper events get
|
|
called, and that the stream passed into opened_stream is correct
|
|
|
|
Note: Listen event does not get hit because MyNotifee is passed
|
|
into network after network has already started listening
|
|
|
|
TODO: Add tests for closed_stream disconnected, listen_close when those
|
|
features are implemented in swarm
|
|
"""
|
|
|
|
import pytest
|
|
import multiaddr
|
|
|
|
|
|
from tests.utils import (
|
|
cleanup,
|
|
echo_stream_handler,
|
|
perform_two_host_set_up_custom_handler,
|
|
)
|
|
from libp2p import new_node, initialize_default_swarm
|
|
from libp2p.network.notifee_interface import INotifee
|
|
from libp2p.host.basic_host import BasicHost
|
|
|
|
|
|
|
|
class MyNotifee(INotifee):
|
|
|
|
def __init__(self, events, val_to_append_to_event):
|
|
self.events = events
|
|
self.val_to_append_to_event = val_to_append_to_event
|
|
|
|
async def opened_stream(self, network, stream):
|
|
self.events.append(["opened_stream" + self.val_to_append_to_event, stream])
|
|
|
|
async def closed_stream(self, network, stream):
|
|
pass
|
|
|
|
async def connected(self, network, conn):
|
|
self.events.append(["connected" + self.val_to_append_to_event, conn])
|
|
|
|
async def disconnected(self, network, conn):
|
|
pass
|
|
|
|
async def listen(self, network, _multiaddr):
|
|
self.events.append(["listened" + self.val_to_append_to_event, _multiaddr])
|
|
|
|
async def listen_close(self, network, _multiaddr):
|
|
pass
|
|
|
|
|
|
class InvalidNotifee:
|
|
|
|
def __init__(self):
|
|
pass
|
|
|
|
async def opened_stream(self):
|
|
assert False
|
|
|
|
async def closed_stream(self):
|
|
assert False
|
|
|
|
async def connected(self):
|
|
assert False
|
|
|
|
async def disconnected(self):
|
|
assert False
|
|
|
|
async def listen(self):
|
|
assert False
|
|
|
|
|
|
async def perform_two_host_simple_set_up():
|
|
node_a = await new_node(transport_opt=["/ip4/127.0.0.1/tcp/0"])
|
|
node_b = await new_node(transport_opt=["/ip4/127.0.0.1/tcp/0"])
|
|
|
|
async def my_stream_handler(stream):
|
|
while True:
|
|
read_string = (await stream.read()).decode()
|
|
|
|
resp = "ack:" + read_string
|
|
await stream.write(resp.encode())
|
|
|
|
node_b.set_stream_handler("/echo/1.0.0", my_stream_handler)
|
|
|
|
# Associate the peer with local ip address (see default parameters of Libp2p())
|
|
node_a.get_peerstore().add_addrs(node_b.get_id(), node_b.get_addrs(), 10)
|
|
return node_a, node_b
|
|
|
|
|
|
async def perform_two_host_simple_set_up_custom_handler(handler):
|
|
node_a = await new_node(transport_opt=["/ip4/127.0.0.1/tcp/0"])
|
|
node_b = await new_node(transport_opt=["/ip4/127.0.0.1/tcp/0"])
|
|
|
|
node_b.set_stream_handler("/echo/1.0.0", handler)
|
|
|
|
# Associate the peer with local ip address (see default parameters of Libp2p())
|
|
node_a.get_peerstore().add_addrs(node_b.get_id(), node_b.get_addrs(), 10)
|
|
return node_a, node_b
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_one_notifier():
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(echo_stream_handler)
|
|
|
|
# Add notifee for node_a
|
|
events = []
|
|
assert node_a.get_network().notify(MyNotifee(events, "0"))
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in MyNotifee obj
|
|
# and that stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
assert events == [["connected0", stream.mplex_conn], ["opened_stream0", stream]]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_one_notifier_on_two_nodes():
|
|
events_b = []
|
|
|
|
async def my_stream_handler(stream):
|
|
# Ensure the connected and opened_stream events were hit in Notifee obj
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_b
|
|
assert events_b == [
|
|
["connectedb", stream.mplex_conn],
|
|
["opened_streamb", stream],
|
|
]
|
|
while True:
|
|
read_string = (await stream.read()).decode()
|
|
|
|
resp = "ack:" + read_string
|
|
await stream.write(resp.encode())
|
|
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(my_stream_handler)
|
|
|
|
# Add notifee for node_a
|
|
events_a = []
|
|
assert node_a.get_network().notify(MyNotifee(events_a, "a"))
|
|
|
|
# Add notifee for node_b
|
|
assert node_b.get_network().notify(MyNotifee(events_b, "b"))
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in MyNotifee obj
|
|
# and that stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
assert events_a == [["connecteda", stream.mplex_conn], ["opened_streama", stream]]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_one_notifier_on_two_nodes_with_listen():
|
|
events_b = []
|
|
|
|
node_a_transport_opt = ["/ip4/127.0.0.1/tcp/0"]
|
|
node_a = await new_node(transport_opt=node_a_transport_opt)
|
|
await node_a.get_network().listen(multiaddr.Multiaddr(node_a_transport_opt[0]))
|
|
|
|
# Set up node_b swarm to pass into host
|
|
node_b_transport_opt = ["/ip4/127.0.0.1/tcp/0"]
|
|
node_b_multiaddr = multiaddr.Multiaddr(node_b_transport_opt[0])
|
|
node_b_swarm = initialize_default_swarm(transport_opt=node_b_transport_opt)
|
|
node_b = BasicHost(node_b_swarm)
|
|
|
|
async def my_stream_handler(stream):
|
|
# Ensure the listened, connected and opened_stream events were hit in Notifee obj
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_b
|
|
assert events_b == [
|
|
["listenedb", node_b_multiaddr],
|
|
["connectedb", stream.mplex_conn],
|
|
["opened_streamb", stream],
|
|
]
|
|
while True:
|
|
read_string = (await stream.read()).decode()
|
|
|
|
resp = "ack:" + read_string
|
|
await stream.write(resp.encode())
|
|
|
|
# Add notifee for node_a
|
|
events_a = []
|
|
assert node_a.get_network().notify(MyNotifee(events_a, "a"))
|
|
|
|
# Add notifee for node_b
|
|
assert node_b.get_network().notify(MyNotifee(events_b, "b"))
|
|
|
|
# start listen on node_b_swarm
|
|
await node_b.get_network().listen(node_b_multiaddr)
|
|
|
|
node_b.set_stream_handler("/echo/1.0.0", my_stream_handler)
|
|
# Associate the peer with local ip address (see default parameters of Libp2p())
|
|
node_a.get_peerstore().add_addrs(node_b.get_id(), node_b.get_addrs(), 10)
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in MyNotifee obj
|
|
# and that stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
assert events_a == [["connecteda", stream.mplex_conn], ["opened_streama", stream]]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_two_notifiers():
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(echo_stream_handler)
|
|
|
|
# Add notifee for node_a
|
|
events0 = []
|
|
assert node_a.get_network().notify(MyNotifee(events0, "0"))
|
|
|
|
events1 = []
|
|
assert node_a.get_network().notify(MyNotifee(events1, "1"))
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in both Notifee objs
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
assert events0 == [["connected0", stream.mplex_conn], ["opened_stream0", stream]]
|
|
assert events1 == [["connected1", stream.mplex_conn], ["opened_stream1", stream]]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_ten_notifiers():
|
|
num_notifiers = 10
|
|
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(echo_stream_handler)
|
|
|
|
# Add notifee for node_a
|
|
events_lst = []
|
|
for i in range(num_notifiers):
|
|
events_lst.append([])
|
|
assert node_a.get_network().notify(MyNotifee(events_lst[i], str(i)))
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in both Notifee objs
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
for i in range(num_notifiers):
|
|
assert events_lst[i] == [
|
|
["connected" + str(i), stream.mplex_conn],
|
|
["opened_stream" + str(i), stream],
|
|
]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_ten_notifiers_on_two_nodes():
|
|
num_notifiers = 10
|
|
events_lst_b = []
|
|
|
|
async def my_stream_handler(stream):
|
|
# Ensure the connected and opened_stream events were hit in all Notifee objs
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_b
|
|
for i in range(num_notifiers):
|
|
assert events_lst_b[i] == [
|
|
["connectedb" + str(i), stream.mplex_conn],
|
|
["opened_streamb" + str(i), stream],
|
|
]
|
|
while True:
|
|
read_string = (await stream.read()).decode()
|
|
|
|
resp = "ack:" + read_string
|
|
await stream.write(resp.encode())
|
|
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(my_stream_handler)
|
|
|
|
# Add notifee for node_a and node_b
|
|
events_lst_a = []
|
|
for i in range(num_notifiers):
|
|
events_lst_a.append([])
|
|
events_lst_b.append([])
|
|
assert node_a.get_network().notify(MyNotifee(events_lst_a[i], "a" + str(i)))
|
|
assert node_b.get_network().notify(MyNotifee(events_lst_b[i], "b" + str(i)))
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# Ensure the connected and opened_stream events were hit in all Notifee objs
|
|
# and that the stream passed into opened_stream matches the stream created on
|
|
# node_a
|
|
for i in range(num_notifiers):
|
|
assert events_lst_a[i] == [
|
|
["connecteda" + str(i), stream.mplex_conn],
|
|
["opened_streama" + str(i), stream],
|
|
]
|
|
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_invalid_notifee():
|
|
num_notifiers = 10
|
|
|
|
node_a, node_b = await perform_two_host_set_up_custom_handler(echo_stream_handler)
|
|
|
|
# Add notifee for node_a
|
|
events_lst = []
|
|
for _ in range(num_notifiers):
|
|
events_lst.append([])
|
|
assert not node_a.get_network().notify(InvalidNotifee())
|
|
|
|
stream = await node_a.new_stream(node_b.get_id(), ["/echo/1.0.0"])
|
|
|
|
# If this point is reached, this implies that the InvalidNotifee instance
|
|
# did not assert false, i.e. no functions of InvalidNotifee were called (which is correct
|
|
# given that InvalidNotifee should not have been added as a notifee)
|
|
messages = ["hello", "hello"]
|
|
for message in messages:
|
|
await stream.write(message.encode())
|
|
|
|
response = (await stream.read()).decode()
|
|
|
|
assert response == ("ack:" + message)
|
|
|
|
# Success, terminate pending tasks.
|
|
await cleanup()
|