revert call method to http post, add api handle

This commit is contained in:
Mix 2021-01-30 19:11:17 +08:00
parent 5b3ef53301
commit c82ceefc8b
4 changed files with 293 additions and 165 deletions

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@ -1 +1,3 @@
from .bot import MiraiBot
from .bot import MiraiBot
from .event import *
from .message import MessageChain, MessageSegment

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@ -1,128 +1,74 @@
import asyncio
import json
from typing import Any, Dict, Optional, Tuple
from datetime import datetime, timedelta
from ipaddress import IPv4Address
from typing import (Any, Callable, Coroutine, Dict, NoReturn, Optional, Set,
TypeVar)
import httpx
import websockets
from nonebot.adapters import Bot as BaseBot
from nonebot.adapters import Event as BaseEvent
from nonebot.config import Config
from nonebot.drivers import Driver
from nonebot.drivers import WebSocket as BaseWebSocket
from nonebot.drivers import Driver, WebSocket
from nonebot.exception import RequestDenied
from nonebot.log import logger
from nonebot.message import handle_event
from nonebot.typing import overrides
from .config import Config as MiraiConfig
from .event import Event
WebsocketHandlerFunction = Callable[[Dict[str, Any]], Coroutine[Any, Any, None]]
WebsocketHandler_T = TypeVar('WebsocketHandler_T',
bound=WebsocketHandlerFunction)
from .event import Event, FriendMessage, TempMessage, GroupMessage
async def _ws_authorization(client: httpx.AsyncClient, *, auth_key: str,
qq: int) -> str:
class SessionManager:
sessions: Dict[int, Tuple[str, datetime, httpx.AsyncClient]] = {}
session_expiry: timedelta = timedelta(minutes=15)
async def request(method: str, *, path: str, **kwargs) -> Dict[str, Any]:
response = await client.request(method, path, **kwargs)
def __init__(self, session_key: str, client: httpx.AsyncClient):
self.session_key, self.client = session_key, client
async def post(self, path: str, *, params: Optional[Dict[str, Any]] = None):
params = {**(params or {}), 'sessionKey': self.session_key}
response = await self.client.post(path, json=params)
response.raise_for_status()
return response.json()
about = await request('GET', path='/about')
logger.opt(colors=True).debug('Mirai API HTTP backend version: '
f'<g><b>{about["data"]["version"]}</b></g>')
status = await request('POST', path='/auth', json={'authKey': auth_key})
assert status['code'] == 0
session_key = status['session']
verify = await request('POST',
path='/verify',
json={
'sessionKey': session_key,
'qq': qq
})
assert verify['code'] == 0, verify['msg']
return session_key
class WebSocket(BaseWebSocket):
@classmethod
async def new(cls, self_id: int, *, host: IPv4Address, port: int,
auth_key: str):
if self_id in cls.sessions:
manager = cls.get(self_id)
if manager is not None:
return manager
client = httpx.AsyncClient(base_url=f'http://{host}:{port}')
response = await client.post('/auth', json={'authKey': auth_key})
response.raise_for_status()
auth = response.json()
assert auth['code'] == 0
session_key = auth['session']
response = await client.post('/verify',
json={
'sessionKey': session_key,
'qq': self_id
})
assert response.json()['code'] == 0
cls.sessions[self_id] = session_key, datetime.now(), client
return cls(session_key, client)
@classmethod
async def new(cls, *, host: IPv4Address, port: int,
session_key: str) -> "WebSocket":
listen_address = httpx.URL(f'ws://{host}:{port}/all',
params={'sessionKey': session_key})
websocket = await websockets.connect(uri=str(listen_address))
return cls(websocket)
@overrides(BaseWebSocket)
def __init__(self, websocket: websockets.WebSocketClientProtocol):
self.event_handlers: Set[WebsocketHandlerFunction] = set()
super().__init__(websocket)
@property
@overrides(BaseWebSocket)
def websocket(self) -> websockets.WebSocketClientProtocol:
return self._websocket
@property
@overrides(BaseWebSocket)
def closed(self) -> bool:
return self.websocket.closed
@overrides(BaseWebSocket)
async def send(self, data: Dict[str, Any]):
return await self.websocket.send(json.dumps(data))
@overrides(BaseWebSocket)
async def receive(self) -> Dict[str, Any]:
received = await self.websocket.recv()
return json.loads(received)
async def _dispatcher(self):
while not self.closed:
try:
data = await self.receive()
except websockets.ConnectionClosedOK:
logger.debug(f'Websocket connection {self.websocket} closed')
break
except websockets.ConnectionClosedError:
logger.exception(f'Websocket connection {self.websocket} '
'connection closed abnormally:')
break
except json.JSONDecodeError as e:
logger.exception(f'Websocket client listened {self.websocket} '
f'failed to decode data: {e}')
continue
asyncio.gather(*map(lambda f: f(data), self.event_handlers),
return_exceptions=True)
@overrides(BaseWebSocket)
async def accept(self):
asyncio.create_task(self._dispatcher())
@overrides(BaseWebSocket)
async def close(self):
await self.websocket.close()
def handle(self, callable: WebsocketHandler_T) -> WebsocketHandler_T:
self.event_handlers.add(callable)
return callable
def get(cls, self_id: int):
key, time, client = cls.sessions[self_id]
if datetime.now() - time > cls.session_expiry:
return None
return cls(key, client)
class MiraiBot(BaseBot):
def __init__(self, connection_type: str, self_id: str, *,
websocket: WebSocket):
def __init__(self,
connection_type: str,
self_id: str,
*,
websocket: Optional[WebSocket] = None):
super().__init__(connection_type, self_id, websocket=websocket)
websocket.handle(self.handle_message)
self.driver._bot_connect(self)
self.api = SessionManager.get(int(self_id))
@property
@overrides(BaseBot)
@ -136,85 +82,44 @@ class MiraiBot(BaseBot):
@classmethod
@overrides(BaseBot)
async def check_permission(cls, driver: "Driver", connection_type: str,
headers: dict, body: Optional[dict]) -> NoReturn:
raise RequestDenied(
status_code=501,
reason=f'Connection {connection_type} not implented')
headers: dict, body: Optional[dict]) -> str:
if connection_type == 'ws':
raise RequestDenied(
status_code=501,
reason='Websocket connection is not implemented')
self_id: Optional[str] = headers.get('bot')
if self_id is None:
raise RequestDenied(status_code=400,
reason='Header `Bot` is required.')
self_id = str(self_id).strip()
await SessionManager.new(
int(self_id),
host=cls.mirai_config.host, # type: ignore
port=cls.mirai_config.port, #type: ignore
auth_key=cls.mirai_config.auth_key) # type: ignore
return self_id
@classmethod
@overrides(BaseBot)
def register(cls, driver: "Driver", config: "Config", qq: int):
def register(cls, driver: "Driver", config: "Config"):
cls.mirai_config = MiraiConfig(**config.dict())
cls.active = True
assert cls.mirai_config.auth_key is not None
assert cls.mirai_config.host is not None
assert cls.mirai_config.port is not None
super().register(driver, config)
async def _bot_connection():
async with httpx.AsyncClient(
base_url=
f'http://{cls.mirai_config.host}:{cls.mirai_config.port}'
) as client:
session_key = await _ws_authorization(
client,
auth_key=cls.mirai_config.auth_key, # type: ignore
qq=qq) # type: ignore
websocket = await WebSocket.new(
host=cls.mirai_config.host, # type: ignore
port=cls.mirai_config.port, # type: ignore
session_key=session_key)
bot = cls(connection_type='forward_ws',
self_id=str(qq),
websocket=websocket)
websocket.handle(bot.handle_message)
driver._clients[str(qq)] = bot
await websocket.accept()
async def _connection_ensure():
if str(qq) not in driver._clients:
await _bot_connection()
elif not driver._clients[str(qq)].alive:
driver._clients.pop(str(qq), None)
await _bot_connection()
@driver.on_startup
async def _startup():
async def _checker():
while cls.active:
try:
await _connection_ensure()
except Exception as e:
logger.opt(colors=True).warning(
'Failed to create mirai connection to '
f'<y>{qq}</y>, reason: <r>{e}</r>. '
'Will retry after 3 seconds')
await asyncio.sleep(3)
asyncio.create_task(_checker())
@driver.on_shutdown
async def _shutdown():
cls.active = False
bot = driver._clients.pop(str(qq), None)
if bot is None:
return
await bot.websocket.close() #type:ignore
@overrides(BaseBot)
async def handle_message(self, message: dict):
event = Event.new(message)
await handle_event(self, event)
await handle_event(bot=self,
event=Event.new({
**message,
'self_id': self.self_id,
}))
@overrides(BaseBot)
async def call_api(self, api: str, **data):
return super().call_api(api, **data)
return await self.api.post('/' + api, params=data)
@overrides(BaseBot)
async def send(self, event: "BaseEvent", message: str, **kwargs):
return super().send(event, message, **kwargs)
def __del__(self):
self.driver._bot_disconnect(self)
pass

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@ -0,0 +1,220 @@
import asyncio
import json
from ipaddress import IPv4Address
from typing import (Any, Callable, Coroutine, Dict, NoReturn, Optional, Set,
TypeVar)
import httpx
import websockets
from nonebot.adapters import Bot as BaseBot
from nonebot.adapters import Event as BaseEvent
from nonebot.config import Config
from nonebot.drivers import Driver
from nonebot.drivers import WebSocket as BaseWebSocket
from nonebot.exception import RequestDenied
from nonebot.log import logger
from nonebot.message import handle_event
from nonebot.typing import overrides
from .config import Config as MiraiConfig
from .event import Event
WebsocketHandlerFunction = Callable[[Dict[str, Any]], Coroutine[Any, Any, None]]
WebsocketHandler_T = TypeVar('WebsocketHandler_T',
bound=WebsocketHandlerFunction)
async def _ws_authorization(client: httpx.AsyncClient, *, auth_key: str,
qq: int) -> str:
async def request(method: str, *, path: str, **kwargs) -> Dict[str, Any]:
response = await client.request(method, path, **kwargs)
response.raise_for_status()
return response.json()
about = await request('GET', path='/about')
logger.opt(colors=True).debug('Mirai API HTTP backend version: '
f'<g><b>{about["data"]["version"]}</b></g>')
status = await request('POST', path='/auth', json={'authKey': auth_key})
assert status['code'] == 0
session_key = status['session']
verify = await request('POST',
path='/verify',
json={
'sessionKey': session_key,
'qq': qq
})
assert verify['code'] == 0, verify['msg']
return session_key
class WebSocket(BaseWebSocket):
@classmethod
async def new(cls, *, host: IPv4Address, port: int,
session_key: str) -> "WebSocket":
listen_address = httpx.URL(f'ws://{host}:{port}/all',
params={'sessionKey': session_key})
websocket = await websockets.connect(uri=str(listen_address))
return cls(websocket)
@overrides(BaseWebSocket)
def __init__(self, websocket: websockets.WebSocketClientProtocol):
self.event_handlers: Set[WebsocketHandlerFunction] = set()
super().__init__(websocket)
@property
@overrides(BaseWebSocket)
def websocket(self) -> websockets.WebSocketClientProtocol:
return self._websocket
@property
@overrides(BaseWebSocket)
def closed(self) -> bool:
return self.websocket.closed
@overrides(BaseWebSocket)
async def send(self, data: Dict[str, Any]):
return await self.websocket.send(json.dumps(data))
@overrides(BaseWebSocket)
async def receive(self) -> Dict[str, Any]:
received = await self.websocket.recv()
return json.loads(received)
async def _dispatcher(self):
while not self.closed:
try:
data = await self.receive()
except websockets.ConnectionClosedOK:
logger.debug(f'Websocket connection {self.websocket} closed')
break
except websockets.ConnectionClosedError:
logger.exception(f'Websocket connection {self.websocket} '
'connection closed abnormally:')
break
except json.JSONDecodeError as e:
logger.exception(f'Websocket client listened {self.websocket} '
f'failed to decode data: {e}')
continue
asyncio.gather(*map(lambda f: f(data), self.event_handlers),
return_exceptions=True)
@overrides(BaseWebSocket)
async def accept(self):
asyncio.create_task(self._dispatcher())
@overrides(BaseWebSocket)
async def close(self):
await self.websocket.close()
def handle(self, callable: WebsocketHandler_T) -> WebsocketHandler_T:
self.event_handlers.add(callable)
return callable
class MiraiWebsocketBot(BaseBot):
def __init__(self, connection_type: str, self_id: str, *,
websocket: WebSocket):
super().__init__(connection_type, self_id, websocket=websocket)
websocket.handle(self.handle_message)
self.driver._bot_connect(self)
@property
@overrides(BaseBot)
def type(self) -> str:
return "mirai"
@property
def alive(self) -> bool:
return not self.websocket.closed
@classmethod
@overrides(BaseBot)
async def check_permission(cls, driver: "Driver", connection_type: str,
headers: dict, body: Optional[dict]) -> NoReturn:
raise RequestDenied(
status_code=501,
reason=f'Connection {connection_type} not implented')
@classmethod
@overrides(BaseBot)
def register(cls, driver: "Driver", config: "Config", qq: int):
cls.mirai_config = MiraiConfig(**config.dict())
cls.active = True
assert cls.mirai_config.auth_key is not None
assert cls.mirai_config.host is not None
assert cls.mirai_config.port is not None
super().register(driver, config)
async def _bot_connection():
async with httpx.AsyncClient(
base_url=
f'http://{cls.mirai_config.host}:{cls.mirai_config.port}'
) as client:
session_key = await _ws_authorization(
client,
auth_key=cls.mirai_config.auth_key, # type: ignore
qq=qq) # type: ignore
websocket = await WebSocket.new(
host=cls.mirai_config.host, # type: ignore
port=cls.mirai_config.port, # type: ignore
session_key=session_key)
bot = cls(connection_type='forward_ws',
self_id=str(qq),
websocket=websocket)
websocket.handle(bot.handle_message)
driver._clients[str(qq)] = bot
await websocket.accept()
async def _connection_ensure():
if str(qq) not in driver._clients:
await _bot_connection()
elif not driver._clients[str(qq)].alive:
driver._clients.pop(str(qq), None)
await _bot_connection()
@driver.on_startup
async def _startup():
async def _checker():
while cls.active:
try:
await _connection_ensure()
except Exception as e:
logger.opt(colors=True).warning(
'Failed to create mirai connection to '
f'<y>{qq}</y>, reason: <r>{e}</r>. '
'Will retry after 3 seconds')
await asyncio.sleep(3)
asyncio.create_task(_checker())
@driver.on_shutdown
async def _shutdown():
cls.active = False
bot = driver._clients.pop(str(qq), None)
if bot is None:
return
await bot.websocket.close() #type:ignore
@overrides(BaseBot)
async def handle_message(self, message: dict):
event = Event.new(message)
await handle_event(self, event)
@overrides(BaseBot)
async def call_api(self, api: str, **data):
return super().call_api(api, **data)
@overrides(BaseBot)
async def send(self, event: "BaseEvent", message: str, **kwargs):
return super().send(event, message, **kwargs)
def __del__(self):
self.driver._bot_disconnect(self)

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@ -37,6 +37,7 @@ class PrivateSenderInfo(BaseModel):
class Event(BaseEvent):
self_id: int
type: str
@classmethod