feat: 添加系统启动脚本 start_system.py

start_system.py

@@ -0,0 +1,87 @@
+#!/usr/bin/env python3
+"""
+系统启动脚本
+同时启动：
+1. FastAPI 后端服务 (提供前端看板 API)
+2. Polymarket 自动交易程序
+"""
+import subprocess
+import sys
+import time
+import signal
+import os
+from datetime import datetime
+
+# 颜色代码
+GREEN = '\033[92m'
+YELLOW = '\033[93m'
+RED = '\033[91m'
+RESET = '\033[0m'
+
+def log(message, color=RESET):
+    timestamp = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+    print(f"{color}[{timestamp}] {message}{RESET}")
+
+def start_process(command, name):
+    """启动子进程"""
+    log(f"正在启动 {name}...", YELLOW)
+    try:
+        process = subprocess.Popen(
+            command,
+            shell=True,
+            stdout=sys.stdout,
+            stderr=sys.stderr,
+            preexec_fn=os.setsid  # 创建新的进程组，方便统一杀掉
+        )
+        log(f"{name} 已启动 (PID: {process.pid})", GREEN)
+        return process
+    except Exception as e:
+        log(f"启动 {name} 失败: {e}", RED)
+        return None
+
+def main():
+    # 激活 Conda 环境
+    # 注意：在子进程中直接使用当前已激活的 python 解释器路径，避免 conda activate 问题
+    python_exec = sys.executable
+    
+    # 1. 启动 API 服务 (Uvicorn)
+    # 使用 --host 0.0.0.0 允许局域网访问
+    api_cmd = f"{python_exec} -m uvicorn api.main:app --host 0.0.0.0 --port 8000"
+    api_process = start_process(api_cmd, "API 服务 & 前端看板")
+    
+    # 等待几秒确保 API 启动
+    time.sleep(3)
+    
+    # 2. 启动自动交易程序
+    # 使用 -u 参数禁用输出缓冲
+    trade_cmd = f"{python_exec} -u auto_trade_polymarket.py"
+    trade_process = start_process(trade_cmd, "Polymarket 自动交易程序")
+    
+    log("系统启动完成！", GREEN)
+    log("前端访问地址: http://localhost:8000", GREEN)
+    log("按 Ctrl+C 停止所有服务...", YELLOW)
+    
+    try:
+        # 监控子进程状态
+        while True:
+            if api_process.poll() is not None:
+                log("API 服务意外退出", RED)
+                break
+            if trade_process.poll() is not None:
+                log("自动交易程序意外退出", RED)
+                break
+            time.sleep(1)
+            
+    except KeyboardInterrupt:
+        log("\n正在停止服务...", YELLOW)
+    finally:
+        # 优雅退出
+        if api_process:
+            os.killpg(os.getpgid(api_process.pid), signal.SIGTERM)
+        if trade_process:
+            os.killpg(os.getpgid(trade_process.pid), signal.SIGTERM)
+        
+        log("所有服务已停止", GREEN)
+
+if __name__ == "__main__":
+    main()