's'
This commit is contained in:
86
web.py
86
web.py
@@ -9,15 +9,15 @@ app = FastAPI(title="多进程录制控制台")
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# ---------------- 配置(根目录结构) ----------------
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BASE_DIR = Path(__file__).parent
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CONFIG_DIR = BASE_DIR / "config" # config 文件夹在项目根目录
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DEFAULT_LOG_DIR = BASE_DIR / ".pm2" / "logs" # .pm2/logs 在项目根目录
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CONFIG_DIR = BASE_DIR / "config"
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DEFAULT_LOG_DIR = BASE_DIR / ".pm2" / "logs"
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MAX_LOG_LINES = 300
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# 支持的进程列表
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VALID_PROCESSES = {"tiktok", "youtube", "obs"}
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# CORS(支持 GET 和 POST)
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# CORS
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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@@ -25,22 +25,45 @@ app.add_middleware(
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allow_headers=["*"],
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)
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# ---------------- 工具 ----------------
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# ---------------- 工具函数 ----------------
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def strip_ansi_codes(text: str) -> str:
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return re.sub(r'\x1b\[[0-9;]*m', '', text)
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async def run_pm2(cmd: str) -> str:
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async def run_pm2(cmd: str, timeout: float = 15.0) -> str:
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process = await asyncio.create_subprocess_shell(
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f"pm2 {cmd}",
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stdout=asyncio.subprocess.PIPE,
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stderr=asyncio.subprocess.PIPE,
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)
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try:
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stdout, stderr = await asyncio.wait_for(process.communicate(), timeout=15.0)
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return (stdout or stderr).decode(errors="ignore").strip()
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stdout, stderr = await asyncio.wait_for(process.communicate(), timeout=timeout)
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result = (stdout or stderr).decode(errors="ignore").strip()
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return result if result else "命令执行完成(无输出)"
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except asyncio.TimeoutError:
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process.kill()
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return "ERROR: PM2 命令超时"
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await process.wait()
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return "ERROR: PM2 命令超时,已强制终止"
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async def force_kill_ffmpeg(process_name: str):
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"""尝试强杀与该进程相关的 ffmpeg"""
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cmds = [
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# 优先杀带有进程名的 ffmpeg(最精准)
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f"pkill -f 'ffmpeg.*{process_name}' || true",
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# 再杀所有 ffmpeg(兜底,比较暴力)
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"killall -9 ffmpeg 2>/dev/null || true",
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]
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for cmd in cmds:
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proc = await asyncio.create_subprocess_shell(
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cmd,
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stdout=asyncio.subprocess.DEVNULL,
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stderr=asyncio.subprocess.DEVNULL,
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)
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await proc.wait()
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await asyncio.sleep(0.4) # 稍微间隔,避免竞争
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async def read_log_path(path: str, lines: int) -> str:
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if not path:
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@@ -57,21 +80,22 @@ async def read_log_path(path: str, lines: int) -> str:
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except Exception as e:
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return f"读取日志失败 ({path}): {str(e)}\n"
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async def get_process_info(process: str) -> dict:
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describe_raw = await run_pm2(f"describe {process}")
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describe_raw = await run_pm2(f"describe {process}", timeout=10.0)
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describe_clean = strip_ansi_codes(describe_raw)
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if ("No such process" in describe_clean or
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"Unknown process" in describe_clean or
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"not found" in describe_clean.lower() or
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not describe_clean.strip()):
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if any(x in describe_clean.lower() for x in ["no such process", "unknown process", "not found"]) or not describe_clean.strip():
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return {
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"process_status": "not_found",
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"out_path": None,
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"err_path": None,
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}
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status = "unknown"
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out_path = None
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err_path = None
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for line in describe_raw.splitlines():
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line_clean = strip_ansi_codes(line)
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if line_clean.count('│') < 2:
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@@ -86,11 +110,12 @@ async def get_process_info(process: str) -> dict:
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out_path = value
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elif key == "err_log_path":
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err_path = value
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# 备用默认路径
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if not out_path:
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out_path = str(DEFAULT_LOG_DIR / f"{process}-out.log")
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if not err_path:
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err_path = str(DEFAULT_LOG_DIR / f"{process}-error.log")
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return {
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"process_status": status,
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"out_path": out_path,
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@@ -173,20 +198,41 @@ async def start(process: str = Query(..., description="进程名")):
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output = await run_pm2(f"start {process}")
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return JSONResponse({"output": output})
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@app.get("/stop")
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async def stop(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({"output": f"无效进程名: {process}"}, status_code=400)
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output = await run_pm2(f"stop {process}")
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return JSONResponse({"output": output})
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# 第一步:尝试优雅停止
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pm2_output = await run_pm2(f"stop {process}")
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# 第二步:等待 PM2 信号传播(通常 1~3 秒)
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await asyncio.sleep(2.0)
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# 第三步:主动查找并杀死 ffmpeg
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await force_kill_ffmpeg(process)
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# 第四步:再等一小会儿,确认
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await asyncio.sleep(1.0)
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return JSONResponse({
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"message": "已执行 stop + 强杀 ffmpeg",
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"pm2_output": pm2_output,
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"note": "如果仍有残留,可多次点击停止或检查 pm2 logs"
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})
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@app.get("/restart")
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async def restart(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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return JSONResponse({"output": f"无效进程名: {process}"}, status_code=400)
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output = await run_pm2(f"restart {process}")
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# 重启后也建议清理一次残留(视情况可选)
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await force_kill_ffmpeg(process)
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return JSONResponse({"output": output})
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@app.get("/status")
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async def status(process: str = Query(..., description="进程名")):
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if process not in VALID_PROCESSES:
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@@ -196,14 +242,17 @@ async def status(process: str = Query(..., description="进程名")):
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"recent_log": f"无效进程名: {process}",
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"recent_error": ""
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})
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full_status_raw = await run_pm2("status")
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full_status_raw = await run_pm2("status", timeout=8.0)
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full_status = strip_ansi_codes(full_status_raw)
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info = await get_process_info(process)
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recent_log = await read_log_path(info["out_path"], MAX_LOG_LINES)
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recent_error = await read_log_path(info["err_path"], MAX_LOG_LINES)
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if info["process_status"] == "not_found":
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recent_log = "进程未注册到 PM2(可能被 pm2 delete 删除或从未保存)\n"
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recent_error = ""
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return JSONResponse({
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"raw_status": full_status,
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"process_status": info["process_status"],
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@@ -211,7 +260,8 @@ async def status(process: str = Query(..., description="进程名")):
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"recent_error": recent_error,
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})
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# ---------------- 首页 ----------------
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@app.get("/")
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async def index():
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return FileResponse(BASE_DIR / "index.html")
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return FileResponse(BASE_DIR / "index.html")
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