Function _env_int

clients/client-linux.py:41–48

(name, default)

    return value

def _env_int(name, default):
    value = os.getenv(name)
    if value is None or value == "":
        return default
    try:
        return int(value)
    except ValueError:
        return default

# Allow docker env overrides. 优先级：运行程序传递参数 > 用户修改的USER > Docker/系统
SERVER = _env_str("SERVER", SERVER) if SERVER == "" else SERVER