From b34215560ca22700d0b55e807124dc9d28f47c97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B6=B5=E6=9B=A6?= <im.hanxi@gmail.com>
Date: Tue, 30 Jul 2024 01:11:13 +0000
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=B0=9D=E8=AF=95=E5=8A=A0=E4=B8=AA?=
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---
 xiaomusic/cli.py  | 67 ++++++++++++++++++++++++++++++++++------
 xiaomusic/gate.py | 79 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 137 insertions(+), 9 deletions(-)
 create mode 100644 xiaomusic/gate.py

diff --git a/xiaomusic/cli.py b/xiaomusic/cli.py
index 89c9a75..ae86161 100644
--- a/xiaomusic/cli.py
+++ b/xiaomusic/cli.py
@@ -1,5 +1,8 @@
 #!/usr/bin/env python3
 import argparse
+import json
+import os
+import signal
 
 import uvicorn
 
@@ -75,9 +78,6 @@ def main():
     options = parser.parse_args()
     config = Config.from_options(options)
 
-    xiaomusic = XiaoMusic(config)
-    HttpInit(xiaomusic)
-
     LOGGING_CONFIG = {
         "version": 1,
         "disable_existing_loggers": False,
@@ -133,12 +133,61 @@ def main():
             },
         },
     }
-    uvicorn.run(
-        HttpApp,
-        host=["::", "0.0.0.0"],
-        port=config.port,
-        log_config=LOGGING_CONFIG,
-    )
+
+    try:
+        filename = config.getsettingfile()
+        with open(filename) as f:
+            data = json.loads(f.read())
+            config.update_config(data)
+    except Exception as e:
+        print(f"Execption {e}")
+
+    def run_gate():
+        uvicorn.run(
+            "gate:app",
+            host="0.0.0.0",
+            port=config.port,
+            log_config=LOGGING_CONFIG,
+            workers=2,
+        )
+
+    def run_server():
+        xiaomusic = XiaoMusic(config)
+        HttpInit(xiaomusic)
+        uvicorn.run(
+            HttpApp,
+            host="127.0.0.1",
+            port=config.port + 1,
+            log_config=LOGGING_CONFIG,
+        )
+
+    # thread = threading.Thread(target=run_server)
+    # thread.start()
+    # run_gate()
+
+    command = [
+        "uvicorn",
+        "xiaomusic.gate:app",
+        "--workers",
+        "4",
+        "--host",
+        "0.0.0.0",
+        "--port",
+        str(config.port),
+    ]
+
+    # process = subprocess.Popen(command)
+    def signal_handler(sig, frame):
+        print("主进程收到退出信号，准备退出...")
+        # process.terminate()  # 终止子进程
+        # process.wait()  # 等待子进程退出
+        print("子进程已退出")
+        os._exit(0)  # 退出主进程
+
+    # 捕获主进程的退出信号
+    signal.signal(signal.SIGINT, signal_handler)
+    signal.signal(signal.SIGTERM, signal_handler)
+    run_server()
 
 
 if __name__ == "__main__":
diff --git a/xiaomusic/gate.py b/xiaomusic/gate.py
new file mode 100644
index 0000000..bf487b0
--- /dev/null
+++ b/xiaomusic/gate.py
@@ -0,0 +1,79 @@
+import json
+import logging
+import os
+from contextlib import asynccontextmanager
+
+import httpx
+from fastapi import FastAPI, Request
+from fastapi.responses import Response
+from fastapi.staticfiles import StaticFiles
+from starlette.background import BackgroundTask
+
+from xiaomusic import __version__
+from xiaomusic.config import Config
+
+config = Config()
+logging.basicConfig(level=logging.INFO)
+log = logging.getLogger(__name__)
+
+
+@asynccontextmanager
+async def app_lifespan(app):
+    global config
+    try:
+        filename = config.getsettingfile()
+        with open(filename) as f:
+            data = json.loads(f.read())
+            config.update_config(data)
+    except Exception as e:
+        log.exception(f"Execption {e}")
+    yield
+
+
+app = FastAPI(
+    lifespan=app_lifespan,
+    version=__version__,
+)
+
+
+def reset_gate():
+    # 更新 music 链接
+    app.router.routes = [route for route in app.router.routes if route.path != "/music"]
+    app.mount(
+        "/music",
+        StaticFiles(directory=config.music_path, follow_symlink=True),
+        name="music",
+    )
+
+
+folder = os.path.dirname(__file__)
+app.mount("/static", StaticFiles(directory=f"{folder}/static"), name="static")
+reset_gate()
+
+
+@app.api_route("/{path:path}", methods=["GET", "POST", "PUT", "DELETE"])
+async def proxy(path: str, request: Request):
+    async with httpx.AsyncClient() as client:
+        port = config.port + 1
+        url = f"http://127.0.0.1:{port}/{path}"
+        response = await client.request(
+            method=request.method,
+            url=url,
+            headers=request.headers,
+            params=request.query_params,
+            content=await request.body() if request.method in ["POST", "PUT"] else None,
+        )
+        if path == "savesetting":
+            # 使用BackgroundTask在响应发送完毕后执行逻辑
+            background_task = BackgroundTask(reset_gate)
+            return Response(
+                content=response.content,
+                status_code=response.status_code,
+                headers=dict(response.headers),
+                background=background_task,
+            )
+        return Response(
+            content=response.content,
+            status_code=response.status_code,
+            headers=dict(response.headers),
+        )