def test_notification_ws(http_compute, async_run):
ws = http_compute.websocket("/notifications/ws")
answer = async_run(ws.receive())
answer = json.loads(answer.data)
assert answer["action"] == "ping"
NotificationManager.instance().emit("test", {})
answer = async_run(ws.receive())
answer = json.loads(answer.data)
assert answer["action"] == "test"
async_run(http_compute.close())
def test_queue_json(async_run):
NotificationManager.reset()
notifications = NotificationManager.instance()
with notifications.queue() as queue:
assert len(notifications._listeners) == 1
res = async_run(queue.get(5))
assert "ping" in res
notifications.emit("test", {"a": 1})
res = async_run(queue.get_json(5))
assert res == '{"action": "test", "event": {"a": 1}}'
assert len(notifications._listeners) == 0
def test_queue(async_run):
NotificationManager.reset()
notifications = NotificationManager.instance()
with notifications.queue() as queue:
assert len(notifications._listeners) == 1
res = async_run(queue.get(5))
assert res[0] == "ping"
notifications.emit("test", {"a": 1})
res = async_run(queue.get(5))
assert res == ('test', {"a": 1}, {})
assert len(notifications._listeners) == 0
def test_queue_json_meta(async_run):
NotificationManager.reset()
project_id = str(uuid.uuid4())
notifications = NotificationManager.instance()
with notifications.queue() as queue:
assert len(notifications._listeners) == 1
res = async_run(queue.get(5))
assert "ping" in res
notifications.emit("test", {"a": 1}, project_id=project_id)
res = async_run(queue.get_json(5))
assert res == '{"action": "test", "event": {"a": 1}, "project_id": "' + project_id + '"}'
assert len(notifications._listeners) == 0
def test_start(loop, vm, async_run):
process = MagicMock()
process.returncode = None
with NotificationManager.instance().queue() as queue:
async_run(queue.get(0)) # Ping
with asyncio_patch("gns3server.compute.vpcs.vpcs_vm.VPCSVM._check_requirements", return_value=True):
with asyncio_patch("asyncio.create_subprocess_exec", return_value=process) as mock_exec:
with asyncio_patch("gns3server.compute.vpcs.vpcs_vm.VPCSVM.start_wrap_console"):
nio = VPCS.instance().create_nio({"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1"})
async_run(vm.port_add_nio_binding(0, nio))
loop.run_until_complete(asyncio.async(vm.start()))
assert mock_exec.call_args[0] == (vm._vpcs_path(),
'-p',
str(vm._internal_console_port),
'-m', '1',
'-i',
'1',
'-F',
'-R',
'-s',
ANY,
'-c',
ANY,
'-t',
'127.0.0.1')
assert vm.is_running()
assert vm.command_line == ' '.join(mock_exec.call_args[0])
(action, event, kwargs) = async_run(queue.get(0))
assert action == "node.updated"
assert event == vm
def test_start(loop, vm, async_run):
process = MagicMock()
process.returncode = None
with NotificationManager.instance().queue() as queue:
async_run(queue.get(1)) # Ping
vm.ip_address = "192.168.1.1"
with patch("sys.platform", return_value="win"):
with asyncio_patch("gns3server.compute.traceng.traceng_vm.TraceNGVM._check_requirements", return_value=True):
with asyncio_patch("asyncio.create_subprocess_exec", return_value=process) as mock_exec:
loop.run_until_complete(asyncio.ensure_future(vm.start("192.168.1.2")))
assert mock_exec.call_args[0] == (vm._traceng_path(),
'-u',
'-c',
ANY,
'-v',
ANY,
'-b',
'127.0.0.1',
'-s',
'ICMP',
'-f',
'192.168.1.1',
'192.168.1.2')
assert vm.is_running()
assert vm.command_line == ' '.join(mock_exec.call_args[0])
(action, event, kwargs) = async_run(queue.get(1))
assert action == "node.updated"
assert event == vm
def test_stop(loop, vm, async_run):
process = MagicMock()
# Wait process kill success
future = asyncio.Future()
future.set_result(True)
process.wait.return_value = future
process.returncode = None
vm.ip_address = "192.168.1.1"
with NotificationManager.instance().queue() as queue:
with patch("sys.platform", return_value="win"):
with asyncio_patch("gns3server.compute.traceng.traceng_vm.TraceNGVM._check_requirements", return_value=True):
with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
nio = TraceNG.instance().create_nio({"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1", "filters": {}})
async_run(vm.port_add_nio_binding(0, nio))
vm._ubridge_send = AsyncioMagicMock()
async_run(vm.start("192.168.1.2"))
assert vm.is_running()
with asyncio_patch("gns3server.utils.asyncio.wait_for_process_termination"):
loop.run_until_complete(asyncio.ensure_future(vm.stop()))
assert vm.is_running() is False
process.terminate.assert_called_with()
async_run(queue.get(1)) # Ping
async_run(queue.get(1)) # Started
(action, event, kwargs) = async_run(queue.get(1))
assert action == "node.updated"
assert event == vm
def test_stop(loop, vm, async_run):
process = MagicMock()
# Wait process kill success
future = asyncio.Future()
future.set_result(True)
process.wait.return_value = future
process.returncode = None
with NotificationManager.instance().queue() as queue:
with asyncio_patch("gns3server.compute.vpcs.vpcs_vm.VPCSVM._check_requirements", return_value=True):
with asyncio_patch("gns3server.compute.vpcs.vpcs_vm.VPCSVM.start_wrap_console"):
with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
nio = VPCS.instance().create_nio({"type": "nio_udp", "lport": 4242, "rport": 4243, "rhost": "127.0.0.1"})
async_run(vm.port_add_nio_binding(0, nio))
async_run(vm.start())
assert vm.is_running()
with asyncio_patch("gns3server.utils.asyncio.wait_for_process_termination"):
loop.run_until_complete(asyncio.async(vm.stop()))
assert vm.is_running() is False
if sys.platform.startswith("win"):
process.send_signal.assert_called_with(1)
else:
process.terminate.assert_called_with()
async_run(queue.get(0)) # Ping
async_run(queue.get(0)) # Started
(action, event, kwargs) = async_run(queue.get(0))
assert action == "node.updated"
assert event == vm
def test_queue_ping(async_run):
"""
If we don't send a message during a long time (0.5 seconds)
a ping is send
"""
NotificationManager.reset()
notifications = NotificationManager.instance()
with notifications.queue() as queue:
assert len(notifications._listeners) == 1
res = async_run(queue.get(5))
assert res[0] == "ping"
res = async_run(queue.get(0.5))
assert res[0] == "ping"
assert res[1]["cpu_usage_percent"] is not None
assert len(notifications._listeners) == 0
def test_emit(async_run):
with NotificationManager.instance().queue() as queue:
(action, event, context) = async_run(queue.get(0.5)) # Ping
project = Project(project_id=str(uuid4()))
project.emit("test", {})
(action, event, context) = async_run(queue.get(0.5))
assert action == "test"
assert context["project_id"] == project.id
def test_termination_callback(vm, async_run):
vm.status = "started"
with NotificationManager.instance().queue() as queue:
async_run(vm._termination_callback(0))
assert vm.status == "stopped"
async_run(queue.get(0)) # Ping
(action, event, kwargs) = async_run(queue.get(0))
assert action == "node.updated"
assert event == vm
async def test_stop(vm):
process = MagicMock()
# Wait process kill success
future = asyncio.Future()
future.set_result(True)
process.wait.return_value = future
process.returncode = None
with NotificationManager.instance().queue() as queue:
with asyncio_patch(
"gns3server.compute.vpcs.vpcs_vm.VPCSVM._check_requirements",
return_value=True):
with asyncio_patch(
"gns3server.compute.vpcs.vpcs_vm.VPCSVM.start_wrap_console"
):
with asyncio_patch("asyncio.create_subprocess_exec",
return_value=process):
nio = VPCS.instance().create_nio({
"type": "nio_udp",
"lport": 4242,
"rport": 4243,
"rhost": "127.0.0.1",
"filters": {}
})
await vm.port_add_nio_binding(0, nio)
await vm.start()
assert vm.is_running()
with asyncio_patch(
"gns3server.utils.asyncio.wait_for_process_termination"
):
await vm.stop()
assert vm.is_running() is False
if sys.platform.startswith("win"):
process.send_signal.assert_called_with(1)
else:
process.terminate.assert_called_with()
await queue.get(1) # Ping
await queue.get(1) # Started
(action, event, kwargs) = await queue.get(1)
assert action == "node.updated"
assert event == vm
def notifications(request, response):
notifications = NotificationManager.instance()
ws = WebSocketResponse()
yield from ws.prepare(request)
asyncio.async(process_websocket(ws))
with notifications.queue() as queue:
while True:
try:
notification = yield from queue.get_json(5)
except asyncio.futures.CancelledError:
break
if ws.closed:
break
ws.send_str(notification)
return ws
async def test_stop(vm):
process = MagicMock()
# Wait process kill success
future = asyncio.Future()
future.set_result(True)
process.wait.return_value = future
process.returncode = None
vm.ip_address = "192.168.1.1"
with NotificationManager.instance().queue() as queue:
with patch("sys.platform", return_value="win"):
with asyncio_patch(
"gns3server.compute.traceng.traceng_vm.TraceNGVM._check_requirements",
return_value=True):
with asyncio_patch("asyncio.create_subprocess_exec",
return_value=process):
nio = TraceNG.instance().create_nio({
"type": "nio_udp",
"lport": 4242,
"rport": 4243,
"rhost": "127.0.0.1",
"filters": {}
})
await vm.port_add_nio_binding(0, nio)
vm._ubridge_send = AsyncioMagicMock()
await vm.start("192.168.1.2")
assert vm.is_running()
with asyncio_patch(
"gns3server.utils.asyncio.wait_for_process_termination"
):
await vm.stop()
assert vm.is_running() is False
process.terminate.assert_called_with()
await queue.get(1) # Ping
await queue.get(1) # Started
(action, event, kwargs) = await queue.get(1)
assert action == "node.updated"
assert event == vm
async def test_termination_callback_error(vm, tmpdir):
with open(str(tmpdir / "qemu.log"), "w+") as f:
f.write("BOOMM")
vm.status = "started"
vm._stdout_file = str(tmpdir / "qemu.log")
with NotificationManager.instance().queue() as queue:
await vm._termination_callback(1)
assert vm.status == "stopped"
await queue.get(1) # Ping
(action, event, kwargs) = queue.get_nowait()
assert action == "node.updated"
assert event == vm
(action, event, kwargs) = queue.get_nowait()
assert action == "log.error"
assert event["message"] == "QEMU process has stopped, return code: 1\nBOOMM"
def test_termination_callback_error(vm, tmpdir, async_run):
with open(str(tmpdir / "qemu.log"), "w+") as f:
f.write("BOOMM")
vm.status = "started"
vm._stdout_file = str(tmpdir / "qemu.log")
with NotificationManager.instance().queue() as queue:
async_run(vm._termination_callback(1))
assert vm.status == "stopped"
async_run(queue.get(0)) # Ping
(action, event, kwargs) = queue.get_nowait()
assert action == "node.updated"
assert event == vm
(action, event, kwargs) = queue.get_nowait()
assert action == "log.error"
assert event["message"] == "QEMU process has stopped, return code: 1\nBOOMM"
async def notifications(request, response):
notifications = NotificationManager.instance()
ws = WebSocketResponse()
await ws.prepare(request)
request.app['websockets'].add(ws)
asyncio.ensure_future(process_websocket(ws))
log.info("New client has connected to compute WebSocket")
try:
with notifications.queue() as queue:
while True:
notification = await queue.get_json(1)
if ws.closed:
break
await ws.send_str(notification)
finally:
log.info("Client has disconnected from compute WebSocket")
if not ws.closed:
await ws.close()
request.app['websockets'].discard(ws)
return ws