✨ 新增线程安全共享内存储存器

liteyuki/__init__.py

@@ -7,7 +7,6 @@ from liteyuki.bot import (
 
 from liteyuki.comm import (
     Channel,
-    chan,
     Event
 )
 
@@ -17,7 +16,19 @@ from liteyuki.plugin import (
 )
 
 from liteyuki.log import (
-    logger,
-    init_log
-
+    init_log,
+    logger
 )
+
+__all__ = [
+    "LiteyukiBot",
+    "get_bot",
+    "get_config",
+    "get_config_with_compat",
+    "Channel",
+    "Event",
+    "load_plugin",
+    "load_plugins",
+    "init_log",
+    "logger"
+]

liteyuki/bot/__init__.py

@@ -98,10 +98,9 @@ class LiteyukiBot:
         Args:
             name: 进程名称, 默认为None, 所有进程
         Returns:
-
         """
-        self.loop.create_task(self.lifespan.before_process_shutdown())  # 重启前钩子
-        self.loop.create_task(self.lifespan.before_process_shutdown())  # 停止前钩子
+        self.lifespan.before_process_shutdown()  # 重启前钩子
+        self.lifespan.before_process_shutdown()  # 停止前钩子
 
         if name is not None:
             chan_active = get_channel(f"{name}-active")

liteyuki/comm/__init__.py

@@ -11,20 +11,31 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 """
 from liteyuki.comm.channel import (
     Channel,
-    chan,
     get_channel,
     set_channel,
     set_channels,
-    get_channels
+    get_channels,
+    active_channel,
+    passive_channel
 )
 from liteyuki.comm.event import Event
 
 __all__ = [
         "Channel",
-        "chan",
         "Event",
         "get_channel",
         "set_channel",
         "set_channels",
-        "get_channels"
+        "get_channels",
+        "active_channel",
+        "passive_channel"
 ]
+
+from liteyuki.utils import IS_MAIN_PROCESS
+
+# 第一次引用必定为赋值
+_ref_count = 0
+if not IS_MAIN_PROCESS:
+    if (active_channel is None or passive_channel is None) and _ref_count > 0:
+        raise RuntimeError("Error: Channel not initialized in sub process")
+    _ref_count += 1

liteyuki/comm/channel.py

@@ -17,7 +17,7 @@ from multiprocessing import Pipe
 from typing import Any, Optional, Callable, Awaitable, List, TypeAlias
 from uuid import uuid4
 
-from liteyuki.utils import is_coroutine_callable, run_coroutine
+from liteyuki.utils import IS_MAIN_PROCESS, is_coroutine_callable, run_coroutine
 
 SYNC_ON_RECEIVE_FUNC: TypeAlias = Callable[[Any], Any]
 ASYNC_ON_RECEIVE_FUNC: TypeAlias = Callable[[Any], Awaitable[Any]]
@@ -27,11 +27,13 @@ SYNC_FILTER_FUNC: TypeAlias = Callable[[Any], bool]
 ASYNC_FILTER_FUNC: TypeAlias = Callable[[Any], Awaitable[bool]]
 FILTER_FUNC: TypeAlias = SYNC_FILTER_FUNC | ASYNC_FILTER_FUNC
 
-
-
 _channel: dict[str, "Channel"] = {}
 _callback_funcs: dict[str, ON_RECEIVE_FUNC] = {}
 
+"""子进程可用的主动和被动通道"""
+active_channel: Optional["Channel"] = None
+passive_channel: Optional["Channel"] = None
+
 
 class Channel:
     """
@@ -40,8 +42,6 @@ class Channel:
     """
 
     def __init__(self, _id: str):
-        # self.main_send_conn, self.sub_receive_conn = Pipe()
-        # self.sub_send_conn, self.main_receive_conn = Pipe()
         self.conn_send, self.conn_recv = Pipe()
         self._closed = False
         self._on_main_receive_funcs: list[str] = []
@@ -102,12 +102,16 @@ class Channel:
             async def wrapper(data: Any) -> Any:
                 if filter_func is not None:
                     if is_coroutine_callable(filter_func):
-                        if not await filter_func(data):
+                        if not (await filter_func(data)):
                             return
                     else:
                         if not filter_func(data):
                             return
+
+                if is_coroutine_callable(func):
                     return await func(data)
+                else:
+                    return func(data)
 
             function_id = str(uuid4())
             _callback_funcs[function_id] = wrapper
@@ -164,10 +168,6 @@ class Channel:
         return self.receive()
 
 
-"""默认通道实例，可直接从模块导入使用"""
-chan = Channel("default")
-
-
 def set_channel(name: str, channel: Channel):
     """
     设置通道实例
@@ -175,6 +175,9 @@ def set_channel(name: str, channel: Channel):
         name: 通道名称
         channel: 通道实例
     """
+    if not IS_MAIN_PROCESS:
+        raise RuntimeError(f"Function {__name__} should only be called in the main process.")
+
     if not isinstance(channel, Channel):
         raise TypeError(f"channel must be an instance of Channel, {type(channel)} found")
     _channel[name] = channel
@@ -186,6 +189,9 @@ def set_channels(channels: dict[str, Channel]):
     Args:
         channels: 通道名称
     """
+    if not IS_MAIN_PROCESS:
+        raise RuntimeError(f"Function {__name__} should only be called in the main process.")
+
     for name, channel in channels.items():
         set_channel(name, channel)
 
@@ -197,6 +203,9 @@ def get_channel(name: str) -> Optional[Channel]:
         name: 通道名称
     Returns:
     """
+    if not IS_MAIN_PROCESS:
+        raise RuntimeError(f"Function {__name__} should only be called in the main process.")
+
     return _channel.get(name, None)
 
 
@@ -205,4 +214,7 @@ def get_channels() -> dict[str, Channel]:
     获取通道实例
     Returns:
     """
+    if not IS_MAIN_PROCESS:
+        raise RuntimeError(f"Function {__name__} should only be called in the main process.")
+
     return _channel

liteyuki/comm/shared_memory.py

@@ -1,14 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-共享内存模块。类似于redis，但是更加轻量级。
-"""
-
-memory_database = {}
-
-
-def set_memory(key: str, value: any) -> None:
-    pass
-
-
-def get_mem_data(key: str) -> any:
-    pass

liteyuki/comm/storage.py

@@ -0,0 +1,114 @@
+# -*- coding: utf-8 -*-
+"""
+共享内存模块。类似于redis，但是更加轻量级并且线程安全
+"""
+
+import threading
+from typing import Any, Optional
+
+from liteyuki.utils import IS_MAIN_PROCESS
+from liteyuki.comm.channel import Channel
+
+if IS_MAIN_PROCESS:
+    _locks = {}
+
+
+def _get_lock(key):
+    if IS_MAIN_PROCESS:
+        if key not in _locks:
+            _locks[key] = threading.Lock()
+        return _locks[key]
+    else:
+        raise RuntimeError("Cannot get lock in sub process.")
+
+
+class KeyValueStore:
+    def __init__(self):
+        self._store = {}
+
+        self.active_chan = Channel(_id="shared_memory-active")
+        self.passive_chan = Channel(_id="shared_memory-passive")
+
+    def set(self, key: str, value: any) -> None:
+        if IS_MAIN_PROCESS:
+            lock = _get_lock(key)
+            with lock:
+                self._store[key] = value
+        else:
+            # 向主进程发送请求拿取
+            self.passive_chan.send(("set", key, value))
+
+    def get(self, key: str, default: Optional[any] = None) -> any:
+        if IS_MAIN_PROCESS:
+            lock = _get_lock(key)
+            with lock:
+                return self._store.get(key, default)
+        else:
+            self.passive_chan.send(("get", key, default))
+            return self.active_chan.receive()
+
+    def delete(self, key: str) -> None:
+        if IS_MAIN_PROCESS:
+            lock = _get_lock(key)
+            with lock:
+                if key in self._store:
+                    del self._store[key]
+                    del _locks[key]
+        else:
+            # 向主进程发送请求删除
+            self.passive_chan.send(("delete", key))
+
+    def get_all(self) -> dict[str, any]:
+        if IS_MAIN_PROCESS:
+            return self._store
+        else:
+            self.passive_chan.send(("get_all",))
+            return self.active_chan.receive()
+
+
+class GlobalKeyValueStore:
+    _instance = None
+    _lock = threading.Lock()
+
+    @classmethod
+    def get_instance(cls):
+        if IS_MAIN_PROCESS:
+            if cls._instance is None:
+                with cls._lock:
+                    if cls._instance is None:
+                        cls._instance = KeyValueStore()
+            return cls._instance
+        else:
+            raise RuntimeError("Cannot get instance in sub process.")
+
+
+shared_memory: Optional[KeyValueStore] = None
+
+# 全局单例访问点
+if IS_MAIN_PROCESS:
+    shared_memory = GlobalKeyValueStore.get_instance()
+
+
+    @shared_memory.passive_chan.on_receive(lambda d: d[0] == "get")
+    def on_get(d):
+        print(shared_memory.get_all())
+        shared_memory.active_chan.send(shared_memory.get(d[1], d[2]))
+        print("发送数据：", shared_memory.get(d[1], d[2]))
+
+
+    @shared_memory.passive_chan.on_receive(lambda d: d[0] == "set")
+    def on_set(d):
+        shared_memory.set(d[1], d[2])
+
+
+    @shared_memory.passive_chan.on_receive(lambda d: d[0] == "delete")
+    def on_delete(d):
+        shared_memory.delete(d[1])
+else:
+    shared_memory = None
+
+_ref_count = 0  # 引用计数
+if not IS_MAIN_PROCESS:
+    if (shared_memory is None) and _ref_count > 1:
+        raise RuntimeError("Shared memory not initialized.")
+    _ref_count += 1

liteyuki/config.py

@@ -16,7 +16,7 @@ import toml
 import yaml
 from pydantic import BaseModel
 
-from liteyuki import logger
+from liteyuki.log import logger
 
 _SUPPORTED_CONFIG_FORMATS = (".yaml", ".yml", ".json", ".toml")
 

liteyuki/core/manager.py

@@ -10,18 +10,21 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 """
 
 import atexit
-import threading
 import signal
+import threading
 from multiprocessing import Process
-from typing import Any, Callable, Optional, Protocol, TYPE_CHECKING, TypeAlias
+from typing import Any, Callable, TYPE_CHECKING, TypeAlias
 
 from liteyuki.comm import Channel, get_channel, set_channels
+from liteyuki.comm.storage import shared_memory
 from liteyuki.log import logger
+from liteyuki.utils import IS_MAIN_PROCESS
 
-TARGET_FUNC: TypeAlias = Callable[[Channel, Channel, ...], Any]
+TARGET_FUNC: TypeAlias = Callable[..., Any]
 
 if TYPE_CHECKING:
     from liteyuki.bot import LiteyukiBot
+    from liteyuki.comm.storage import KeyValueStore
 
 TIMEOUT = 10
 
@@ -30,9 +33,29 @@ __all__ = [
 ]
 
 
+# Update the delivery_channel_wrapper function to return the top-level wrapper
+def _delivery_channel_wrapper(func: TARGET_FUNC, chan_active: Channel, chan_passive: Channel, sm: "KeyValueStore", *args, **kwargs):
+    """
+    子进程入口函数
+    """
+    # 给子进程设置通道
+    if IS_MAIN_PROCESS:
+        raise RuntimeError("Function should only be called in a sub process.")
+
+    from liteyuki.comm import channel
+    channel.active_channel = chan_active
+    channel.passive_channel = chan_passive
+
+    # 给子进程创建共享内存实例
+    from liteyuki.comm import storage
+    storage.shared_memory = sm
+
+    func(*args, **kwargs)
+
+
 class ProcessManager:
     """
-    在主进程中被调用
+    进程管理器
     """
 
     def __init__(self, bot: "LiteyukiBot"):
@@ -61,7 +84,6 @@ class ProcessManager:
             process = Process(target=self.targets[name][0], args=self.targets[name][1],
                               kwargs=self.targets[name][2])
             self.processes[name] = process
-
             process.start()
 
         # 启动进程并监听信号
@@ -114,9 +136,9 @@ class ProcessManager:
             kwargs = {}
         chan_active = Channel(_id=f"{name}-active")
         chan_passive = Channel(_id=f"{name}-passive")
-        kwargs["chan_active"] = chan_active
-        kwargs["chan_passive"] = chan_passive
-        self.targets[name] = (target, args, kwargs)
+
+        self.targets[name] = (_delivery_channel_wrapper, (target, chan_active, chan_passive, shared_memory, *args), kwargs)
+        # 主进程通道
         set_channels(
             {
                     f"{name}-active" : chan_active,
@@ -124,7 +146,7 @@ class ProcessManager:
             }
         )
 
-    def join(self):
+    def join_all(self):
         for name, process in self.targets:
             process.join()
 

liteyuki/plugins/plugins_loader/__init__.py

@@ -8,7 +8,7 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 @File    : __init__.py.py
 @Software: PyCharm
 """
-from liteyuki import get_config_with_compat, load_plugin
+from liteyuki import get_config, load_plugin, get_bot
 from liteyuki.plugin import PluginMetadata, load_plugins
 
 __plugin_meta__ = PluginMetadata(
@@ -18,9 +18,17 @@ __plugin_meta__ = PluginMetadata(
     description="插件加载器，用于加载轻雪原生插件"
 )
 
-load_plugins("src/liteyuki_plugins")
-for plugin in get_config_with_compat("liteyuki.plugins", ("plugins", ), []):
+
+def default_plugins_loader():
+    """
+    默认插件加载器，应在初始化时调用
+    """
+    load_plugins("src/liteyuki_plugins")
+    for plugin in get_config("liteyuki.plugins", []):
         load_plugin(plugin)
 
-for plugin_dir in get_config_with_compat("liteyuki.plugin_dirs", ("plugins_dirs", ), []):
+    for plugin_dir in get_config("liteyuki.plugin_dirs", []):
         load_plugins(plugin_dir)
+
+
+default_plugins_loader()

liteyuki/utils.py

@@ -12,6 +12,7 @@ from liteyuki.log import logger
 
 IS_MAIN_PROCESS = multiprocessing.current_process().name == "MainProcess"
 
+
 def is_coroutine_callable(call: Callable[..., Any]) -> bool:
     """
     判断是否为协程可调用对象
@@ -87,5 +88,6 @@ def async_wrapper(func: Callable[..., Any]) -> Callable[..., Coroutine]:
 
     async def wrapper(*args, **kwargs):
         return func(*args, **kwargs)
+
     wrapper.__signature__ = inspect.signature(func)
     return wrapper

src/liteyuki_main/loader.py

@@ -8,7 +8,7 @@ from src.utils.base.data_manager import InstalledPlugin, plugin_db
 from src.utils.base.resource import load_resources
 from src.utils.message.tools import check_for_package
 
-from liteyuki import get_bot, chan
+from liteyuki import get_bot
 
 from nonebot_plugin_apscheduler import scheduler
 

src/liteyuki_plugins/nonebot_launcher/__init__.py

@@ -8,12 +8,9 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 @File    : __init__.py.py
 @Software: PyCharm
 """
-import asyncio
-import time
 
 import nonebot
 
-from liteyuki.comm import Channel, set_channel
 from liteyuki.core import IS_MAIN_PROCESS
 from liteyuki.plugin import PluginMetadata
 from .nb_utils import adapter_manager, driver_manager
@@ -23,20 +20,15 @@ __plugin_meta__ = PluginMetadata(
 )
 
 
-def nb_run(chan_active: "Channel", chan_passive: "Channel", *args, **kwargs):
+def nb_run(*args, **kwargs):
     """
     初始化NoneBot并运行在子进程
     Args:
-
-        chan_active:
-        chan_passive:
         **kwargs:
 
     Returns:
     """
     # 给子进程传递通道对象
-    set_channel("nonebot-active", chan_active)
-    set_channel("nonebot-passive", chan_passive)
 
     kwargs.update(kwargs.get("nonebot", {}))  # nonebot配置优先
     nonebot.init(**kwargs)

src/liteyuki_plugins/scheduled_tasks/divided_by_lifespan/__init__.py

@@ -8,3 +8,4 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 @File    : __init__.py
 @Software: PyCharm
 """
+from .after_start import *

src/liteyuki_plugins/scheduled_tasks/divided_by_lifespan/after_start.py

@@ -11,13 +11,15 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 import time
 
 from liteyuki import get_bot
+from liteyuki.comm.storage import shared_memory
 
 liteyuki = get_bot()
 
 
-@liteyuki.on_after_start
+@liteyuki.on_before_start
 def save_startup_timestamp():
     """
     储存启动的时间戳
     """
     startup_timestamp = time.time()
+    shared_memory.set("startup_timestamp", startup_timestamp)

src/nonebot_plugins/ts_ly_comm.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+"""
+Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved 
+
+@Time    : 2024/8/16 下午8:30
+@Author  : snowykami
+@Email   : snowykami@outlook.com
+@File    : ts_ly_comm.py
+@Software: PyCharm
+"""
+from nonebot.plugin import PluginMetadata
+from liteyuki.comm.storage import shared_memory
+
+__plugin_meta__ = PluginMetadata(
+    name="轻雪通信测试",
+    description="用于测试轻雪插件通信",
+    usage="不面向用户",
+)
+
+print("共享内存数据：", shared_memory.get("startup_timestamp", default=None))