This commit is contained in:
eric
2026-02-28 09:06:48 -06:00
parent b4183ed85b
commit bf6b827e1f
2 changed files with 69 additions and 19 deletions

86
web.py
View File

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

2
web.sh
View File

@@ -1 +1 @@
uvicorn web:app --host 0.0.0.0 --port 8200 --reload
uvicorn web:app --host 0.0.0.0 --port 8000 --reload