465 lines
15 KiB
Python
465 lines
15 KiB
Python
from __future__ import annotations
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import asyncio
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from collections.abc import Coroutine
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from datetime import timedelta
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from typing import Any
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from unittest.mock import AsyncMock, MagicMock, patch
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import pytest
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from aioesphomeapi._frame_helper import APIPlaintextFrameHelper
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from aioesphomeapi.api_pb2 import (
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DeviceInfoResponse,
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HelloResponse,
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PingRequest,
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PingResponse,
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)
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from aioesphomeapi.connection import APIConnection, ConnectionState
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from aioesphomeapi.core import (
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APIConnectionError,
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HandshakeAPIError,
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InvalidAuthAPIError,
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RequiresEncryptionAPIError,
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TimeoutAPIError,
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)
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from .common import (
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async_fire_time_changed,
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connect,
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send_plaintext_connect_response,
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send_plaintext_hello,
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utcnow,
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)
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def _get_mock_protocol(conn: APIConnection):
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protocol = APIPlaintextFrameHelper(
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on_pkt=conn._process_packet,
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on_error=conn._report_fatal_error,
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client_info="mock",
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log_name="mock_device",
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)
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transport = MagicMock()
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protocol.connection_made(transport)
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return protocol
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@pytest.mark.asyncio
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async def test_connect(
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plaintext_connect_task_no_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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]
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) -> None:
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"""Test that a plaintext connection works."""
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conn, transport, protocol, connect_task = plaintext_connect_task_no_login
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protocol.data_received(
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bytes.fromhex(
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"003602080110091a216d6173746572617672656c61792028657"
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"370686f6d652076323032332e362e3329220d6d617374657261"
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"7672656c6179"
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)
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)
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protocol.data_received(
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bytes.fromhex(
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"005b0a120d6d6173746572617672656c61791a1130383a33413a"
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"46323a33453a35453a36302208323032332e362e332a154a756e"
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"20323820323032332c2031383a31323a3236320965737033322d"
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"65766250506209457370726573736966"
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)
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)
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await connect_task
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assert conn.is_connected
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@pytest.mark.asyncio
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async def test_timeout_sending_message(
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plaintext_connect_task_no_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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caplog: pytest.LogCaptureFixture,
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) -> None:
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conn, transport, protocol, connect_task = plaintext_connect_task_no_login
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protocol.data_received(
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b'\x00@\x02\x08\x01\x10\x07\x1a(m5stackatomproxy (esphome v2023.1.0-dev)"\x10m'
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b"5stackatomproxy"
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b"\x00\x00$"
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b"\x00\x00\x04"
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b'\x00e\n\x12\x10m5stackatomproxy\x1a\x11E8:9F:6D:0A:68:E0"\x0c2023.1.0-d'
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b"ev*\x15Jan 7 2023, 13:19:532\x0cm5stack-atomX\x03b\tEspressif"
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)
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await connect_task
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with pytest.raises(TimeoutAPIError):
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await conn.send_messages_await_response_complex(
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(PingRequest(),), None, None, (PingResponse,), timeout=0
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)
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transport.reset_mock()
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with patch("aioesphomeapi.connection.DISCONNECT_RESPONSE_TIMEOUT", 0.0):
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await conn.disconnect()
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transport.write.assert_called_with(b"\x00\x00\x05")
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assert "disconnect request failed" in caplog.text
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assert " Timeout waiting for DisconnectResponse after 0.0s" in caplog.text
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@pytest.mark.asyncio
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async def test_disconnect_when_not_fully_connected(
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plaintext_connect_task_no_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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caplog: pytest.LogCaptureFixture,
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) -> None:
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conn, transport, protocol, connect_task = plaintext_connect_task_no_login
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# Only send the first part of the handshake
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# so we are stuck in the middle of the connection process
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protocol.data_received(
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b'\x00@\x02\x08\x01\x10\x07\x1a(m5stackatomproxy (esphome v2023.1.0-dev)"\x10m'
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)
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await asyncio.sleep(0)
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transport.reset_mock()
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with patch("aioesphomeapi.connection.DISCONNECT_CONNECT_TIMEOUT", 0.0), patch(
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"aioesphomeapi.connection.DISCONNECT_RESPONSE_TIMEOUT", 0.0
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):
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await conn.disconnect()
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with pytest.raises(
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APIConnectionError,
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match="Timed out waiting to finish connect before disconnecting",
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):
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await connect_task
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transport.write.assert_called_with(b"\x00\x00\x05")
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assert "disconnect request failed" in caplog.text
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assert " Timeout waiting for DisconnectResponse after 0.0s" in caplog.text
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@pytest.mark.asyncio
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async def test_requires_encryption_propagates(conn: APIConnection):
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loop = asyncio.get_event_loop()
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protocol = _get_mock_protocol(conn)
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with patch.object(loop, "create_connection") as create_connection:
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create_connection.return_value = (MagicMock(), protocol)
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conn._socket = MagicMock()
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await conn._connect_init_frame_helper()
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loop.call_soon(conn._frame_helper._ready_future.set_result, None)
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conn.connection_state = ConnectionState.CONNECTED
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with pytest.raises(RequiresEncryptionAPIError):
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task = asyncio.create_task(conn._connect_hello_login(login=True))
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await asyncio.sleep(0)
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protocol.data_received(b"\x01\x00\x00")
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await task
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@pytest.mark.asyncio
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async def test_plaintext_connection(
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plaintext_connect_task_no_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test that a plaintext connection works."""
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messages = []
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conn, transport, protocol, connect_task = plaintext_connect_task_no_login
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def on_msg(msg):
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messages.append(msg)
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remove = conn.add_message_callback(on_msg, (HelloResponse, DeviceInfoResponse))
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protocol.data_received(
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b'\x00@\x02\x08\x01\x10\x07\x1a(m5stackatomproxy (esphome v2023.1.0-dev)"\x10m'
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)
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protocol.data_received(b"5stackatomproxy")
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protocol.data_received(b"\x00\x00$")
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protocol.data_received(b"\x00\x00\x04")
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protocol.data_received(
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b'\x00e\n\x12\x10m5stackatomproxy\x1a\x11E8:9F:6D:0A:68:E0"\x0c2023.1.0-d'
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)
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protocol.data_received(
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b"ev*\x15Jan 7 2023, 13:19:532\x0cm5stack-atomX\x03b\tEspressif"
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)
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await asyncio.sleep(0)
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await connect_task
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assert conn.is_connected
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assert len(messages) == 2
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assert isinstance(messages[0], HelloResponse)
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assert isinstance(messages[1], DeviceInfoResponse)
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assert messages[1].name == "m5stackatomproxy"
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remove()
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await conn.force_disconnect()
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_start_connection_socket_error(
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conn: APIConnection, resolve_host, socket_socket
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):
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"""Test handling of socket error during start connection."""
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loop = asyncio.get_event_loop()
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with patch.object(loop, "create_connection", side_effect=OSError("Socket error")):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Socket error"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_start_connection_times_out(
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conn: APIConnection, resolve_host, socket_socket
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):
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"""Test handling of start connection timing out."""
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loop = asyncio.get_event_loop()
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async def _mock_socket_connect(*args, **kwargs):
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await asyncio.sleep(500)
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with patch.object(loop, "sock_connect", side_effect=_mock_socket_connect), patch(
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"aioesphomeapi.connection.TCP_CONNECT_TIMEOUT", 0.0
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):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await asyncio.sleep(0)
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async_fire_time_changed(utcnow() + timedelta(seconds=200))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Timeout while connecting"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_start_connection_os_error(
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conn: APIConnection, resolve_host, socket_socket
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):
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"""Test handling of start connection has an OSError."""
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loop = asyncio.get_event_loop()
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with patch.object(loop, "sock_connect", side_effect=OSError("Socket error")):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Socket error"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_start_connection_is_cancelled(
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conn: APIConnection, resolve_host, socket_socket
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):
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"""Test handling of start connection is cancelled."""
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loop = asyncio.get_event_loop()
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with patch.object(loop, "sock_connect", side_effect=asyncio.CancelledError):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Starting connection cancelled"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_finish_connection_is_cancelled(
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conn: APIConnection, resolve_host, socket_socket
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):
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"""Test handling of finishing connection being cancelled."""
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loop = asyncio.get_event_loop()
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with patch.object(loop, "create_connection", side_effect=asyncio.CancelledError):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Finishing connection cancelled"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_finish_connection_times_out(
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plaintext_connect_task_no_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test handling of finish connection timing out."""
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conn, transport, protocol, connect_task = plaintext_connect_task_no_login
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messages = []
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def on_msg(msg):
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messages.append(msg)
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remove = conn.add_message_callback(on_msg, (HelloResponse, DeviceInfoResponse))
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protocol.data_received(
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b'\x00@\x02\x08\x01\x10\x07\x1a(m5stackatomproxy (esphome v2023.1.0-dev)"\x10m'
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)
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await asyncio.sleep(0)
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async_fire_time_changed(utcnow() + timedelta(seconds=200))
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await asyncio.sleep(0)
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with pytest.raises(APIConnectionError, match="Hello timed out"):
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await connect_task
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async_fire_time_changed(utcnow() + timedelta(seconds=600))
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await asyncio.sleep(0)
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assert not conn.is_connected
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remove()
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await conn.force_disconnect()
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await asyncio.sleep(0)
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@pytest.mark.parametrize(
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("exception_map"),
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[
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(OSError("Socket error"), HandshakeAPIError),
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(asyncio.TimeoutError, TimeoutAPIError),
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(asyncio.CancelledError, APIConnectionError),
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],
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)
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@pytest.mark.asyncio
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async def test_plaintext_connection_fails_handshake(
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conn: APIConnection,
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resolve_host: AsyncMock,
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socket_socket: MagicMock,
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exception_map: tuple[Exception, Exception],
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) -> None:
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"""Test that the frame helper is closed before the underlying socket.
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If we don't do this, asyncio will get confused and not release the socket.
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"""
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loop = asyncio.get_event_loop()
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exception, raised_exception = exception_map
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protocol = _get_mock_protocol(conn)
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messages = []
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protocol: APIPlaintextFrameHelper | None = None
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transport = MagicMock()
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connected = asyncio.Event()
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class APIPlaintextFrameHelperHandshakeException(APIPlaintextFrameHelper):
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"""Plaintext frame helper that raises exception on handshake."""
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def perform_handshake(self, timeout: float) -> Coroutine[Any, Any, None]:
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raise exception
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def _create_mock_transport_protocol(create_func, **kwargs):
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nonlocal protocol
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protocol = create_func()
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protocol.connection_made(transport)
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connected.set()
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return transport, protocol
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def on_msg(msg):
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messages.append(msg)
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remove = conn.add_message_callback(on_msg, (HelloResponse, DeviceInfoResponse))
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transport = MagicMock()
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with patch(
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"aioesphomeapi.connection.APIPlaintextFrameHelper",
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APIPlaintextFrameHelperHandshakeException,
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), patch.object(
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loop, "create_connection", side_effect=_create_mock_transport_protocol
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):
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connect_task = asyncio.create_task(connect(conn, login=False))
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await connected.wait()
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assert conn._socket is not None
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assert conn._frame_helper is not None
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protocol.data_received(
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b'\x00@\x02\x08\x01\x10\x07\x1a(m5stackatomproxy (esphome v2023.1.0-dev)"\x10m'
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)
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protocol.data_received(b"5stackatomproxy")
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protocol.data_received(b"\x00\x00$")
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protocol.data_received(b"\x00\x00\x04")
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protocol.data_received(
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b'\x00e\n\x12\x10m5stackatomproxy\x1a\x11E8:9F:6D:0A:68:E0"\x0c2023.1.0-d'
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)
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protocol.data_received(
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b"ev*\x15Jan 7 2023, 13:19:532\x0cm5stack-atomX\x03b\tEspressif"
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)
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call_order = []
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def _socket_close_call():
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call_order.append("socket_close")
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def _frame_helper_close_call():
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call_order.append("frame_helper_close")
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with patch.object(
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conn._socket, "close", side_effect=_socket_close_call
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), patch.object(
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conn._frame_helper, "close", side_effect=_frame_helper_close_call
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), pytest.raises(
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raised_exception
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):
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await asyncio.sleep(0)
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await connect_task
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# Ensure the frame helper is closed before the socket
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# so asyncio releases the socket
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assert call_order == ["frame_helper_close", "socket_close"]
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assert not conn.is_connected
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assert len(messages) == 2
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assert isinstance(messages[0], HelloResponse)
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assert isinstance(messages[1], DeviceInfoResponse)
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assert messages[1].name == "m5stackatomproxy"
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remove()
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await conn.force_disconnect()
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await asyncio.sleep(0)
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@pytest.mark.asyncio
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async def test_connect_wrong_password(
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plaintext_connect_task_with_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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) -> None:
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conn, transport, protocol, connect_task = plaintext_connect_task_with_login
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send_plaintext_hello(protocol)
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send_plaintext_connect_response(protocol, True)
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with pytest.raises(InvalidAuthAPIError):
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await connect_task
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assert not conn.is_connected
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@pytest.mark.asyncio
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async def test_connect_correct_password(
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plaintext_connect_task_with_login: tuple[
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APIConnection, asyncio.Transport, APIPlaintextFrameHelper, asyncio.Task
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],
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) -> None:
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conn, transport, protocol, connect_task = plaintext_connect_task_with_login
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send_plaintext_hello(protocol)
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send_plaintext_connect_response(protocol, False)
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await connect_task
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assert conn.is_connected
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