forked from HomeAssistant/fn_nas
优化飞牛sshd进程数，可能获取实体会比较慢，需要等待一段时间集成才会显示实体
This commit is contained in:
xiaochao
@@ -1,6 +1,8 @@
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# coordinator.py (文档9)
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import logging
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import asyncio
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import asyncssh
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import re
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from datetime import timedelta
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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@@ -38,17 +40,8 @@ class FlynasCoordinator(DataUpdateCoordinator):
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self.vm_manager = VMManager(self)
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self.use_sudo = False
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self.data = {
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"disks": [],
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"system": {
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"uptime": "未知",
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"cpu_temperature": "未知",
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"motherboard_temperature": "未知",
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"status": "off"
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},
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"ups": {},
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"vms": []
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}
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# 确保data始终有初始值
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self.data = self.get_default_data()
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scan_interval = config.get(CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL)
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update_interval = timedelta(seconds=scan_interval)
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@@ -65,67 +58,94 @@ class FlynasCoordinator(DataUpdateCoordinator):
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self._system_online = False
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self._ping_task = None
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self._retry_interval = 30 # 系统离线时的检测间隔（秒）
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self._last_command_time = 0
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self._command_count = 0
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def get_default_data(self):
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"""返回默认的数据结构"""
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return {
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"disks": [],
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"system": {
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"uptime": "未知",
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"cpu_temperature": "未知",
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"motherboard_temperature": "未知",
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"status": "off"
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},
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"ups": {},
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"vms": [],
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"docker_containers": []
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}
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async def async_connect(self):
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if self.ssh is None or self.ssh_closed:
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"""建立并保持持久SSH连接"""
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if self.ssh is not None and not self.ssh_closed:
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try:
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self.ssh = await asyncssh.connect(
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self.host,
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port=self.port,
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username=self.username,
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password=self.password,
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known_hosts=None,
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connect_timeout=5 # 缩短连接超时时间
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)
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if await self.is_root_user():
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_LOGGER.debug("当前用户是 root")
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# 测试连接是否仍然活跃
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await self.ssh.run("echo 'connection_test'", timeout=1)
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return True
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except (asyncssh.Error, TimeoutError):
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_LOGGER.debug("现有连接失效，准备重建")
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await self.async_disconnect()
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try:
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self.ssh = await asyncssh.connect(
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self.host,
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port=self.port,
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username=self.username,
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password=self.password,
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known_hosts=None,
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connect_timeout=5
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)
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self.ssh_closed = False
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_LOGGER.info("已建立持久SSH连接到 %s", self.host)
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# 检查权限状态
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if await self.is_root_user():
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_LOGGER.debug("当前用户是 root")
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self.use_sudo = False
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else:
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# 尝试切换到root会话
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if await self.try_switch_to_root():
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self.use_sudo = False
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self.ssh_closed = False
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return True
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return True
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except Exception as e:
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self.ssh = None
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self.ssh_closed = True
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_LOGGER.debug("连接失败: %s", str(e))
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return False
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async def try_switch_to_root(self):
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"""尝试切换到root会话"""
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try:
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if self.root_password:
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result = await self.ssh.run(
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f"echo '{self.password}' | sudo -S -i",
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input=self.password + "\n",
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f"echo '{self.root_password}' | sudo -S -i",
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input=self.root_password + "\n",
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timeout=5
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)
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whoami_result = await self.ssh.run("whoami")
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if "root" in whoami_result.stdout:
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_LOGGER.info("成功切换到 root 会话（使用登录密码）")
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self.use_sudo = False
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self.ssh_closed = False
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whoami = await self.ssh.run("whoami")
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if "root" in whoami.stdout:
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_LOGGER.info("成功切换到 root 会话（使用 root 密码）")
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return True
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else:
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if self.root_password:
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result = await self.ssh.run(
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f"echo '{self.root_password}' | sudo -S -i",
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input=self.root_password + "\n",
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timeout=5
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)
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whoami_result = await self.ssh.run("whoami")
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if "root" in whoami_result.stdout:
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_LOGGER.info("成功切换到 root 会话（使用 root 密码）")
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self.use_sudo = False
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self.ssh_closed = False
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return True
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else:
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# 切换到 root 会话失败，将使用 sudo
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self.use_sudo = True
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else:
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# 非 root 用户且未提供 root 密码，将使用 sudo
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self.use_sudo = True
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self.ssh_closed = False
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_LOGGER.info("SSH 连接已建立到 %s", self.host)
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result = await self.ssh.run(
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f"echo '{self.password}' | sudo -S -i",
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input=self.password + "\n",
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timeout=5
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)
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whoami = await self.ssh.run("whoami")
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if "root" in whoami.stdout:
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_LOGGER.info("成功切换到 root 会话（使用登录密码）")
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return True
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except Exception as e:
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self.ssh = None
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self.ssh_closed = True
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_LOGGER.debug("连接失败: %s", str(e))
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return False
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return True
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self.use_sudo = True
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return False
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except Exception:
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self.use_sudo = True
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return False
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async def is_root_user(self):
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try:
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@@ -135,26 +155,74 @@ class FlynasCoordinator(DataUpdateCoordinator):
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return False
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async def async_disconnect(self):
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"""断开SSH连接"""
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if self.ssh is not None and not self.ssh_closed:
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try:
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self.ssh.close()
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self.ssh_closed = True
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_LOGGER.debug("SSH connection closed")
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_LOGGER.debug("已关闭SSH连接")
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except Exception as e:
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_LOGGER.debug("Error closing SSH connection: %s", str(e))
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_LOGGER.debug("关闭SSH连接时出错: %s", str(e))
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finally:
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self.ssh = None
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async def is_ssh_connected(self) -> bool:
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if self.ssh is None or self.ssh_closed:
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return False
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async def run_command(self, command: str, retries=2) -> str:
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"""执行SSH命令，使用持久连接"""
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current_time = asyncio.get_event_loop().time()
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# 连接冷却机制：避免短时间内频繁创建新连接
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if current_time - self._last_command_time < 1.0 and self._command_count > 5:
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await asyncio.sleep(0.5)
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self._last_command_time = current_time
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self._command_count += 1
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# 系统离线时直接返回空字符串
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if not self._system_online:
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return ""
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try:
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test_command = "echo 'connection_test'"
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result = await self.ssh.run(test_command, timeout=2)
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return result.exit_status == 0 and "connection_test" in result.stdout
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except (asyncssh.Error, TimeoutError):
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return False
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# 确保连接有效
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if not await self.async_connect():
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return ""
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# 使用sudo执行命令
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if self.use_sudo:
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if self.root_password or self.password:
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password = self.root_password if self.root_password else self.password
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full_command = f"sudo -S {command}"
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result = await self.ssh.run(full_command, input=password + "\n", timeout=10)
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else:
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full_command = f"sudo {command}"
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result = await self.ssh.run(full_command, timeout=10)
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else:
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result = await self.ssh.run(command, timeout=10)
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return result.stdout.strip()
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except (asyncssh.Error, TimeoutError) as e:
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_LOGGER.debug("命令执行失败: %s, 错误: %s", command, str(e))
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# 标记连接失效
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self.ssh_closed = True
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return ""
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except Exception as e:
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_LOGGER.debug("执行命令时出现意外错误: %s", str(e))
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self.ssh_closed = True
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return ""
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async def _monitor_system_status(self):
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"""系统离线时轮询检测状态"""
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self.logger.debug("启动系统状态监控，每%d秒检测一次", self._retry_interval)
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while True:
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await asyncio.sleep(self._retry_interval)
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if await self.ping_system():
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self.logger.info("检测到系统已开机，触发重新加载")
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# 触发集成重新加载
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self.hass.async_create_task(
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self.hass.config_entries.async_reload(self.config_entry.entry_id)
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)
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break
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async def ping_system(self) -> bool:
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"""轻量级系统状态检测"""
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@@ -174,155 +242,51 @@ class FlynasCoordinator(DataUpdateCoordinator):
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except Exception:
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return False
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async def run_command(self, command: str, retries=2) -> str:
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# 系统离线时直接返回空字符串，避免抛出异常
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if not self._system_online:
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return ""
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for attempt in range(retries):
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try:
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if not await self.is_ssh_connected():
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if not await self.async_connect():
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if self.data and "system" in self.data:
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self.data["system"]["status"] = "off"
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return ""
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if self.use_sudo:
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if self.root_password or self.password:
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password = self.root_password if self.root_password else self.password
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full_command = f"sudo -S {command}"
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result = await self.ssh.run(full_command, input=password + "\n", check=True)
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else:
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full_command = f"sudo {command}"
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result = await self.ssh.run(full_command, check=True)
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else:
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result = await self.ssh.run(command, check=True)
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return result.stdout.strip()
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except asyncssh.process.ProcessError as e:
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if e.exit_status in [4, 32]:
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return ""
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_LOGGER.debug("Command failed: %s (exit %d)", command, e.exit_status)
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self.ssh = None
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self.ssh_closed = True
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if attempt == retries - 1:
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return ""
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except asyncssh.Error as e:
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_LOGGER.debug("SSH connection error: %s", str(e))
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self.ssh = None
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self.ssh_closed = True
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if attempt == retries - 1:
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return ""
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except Exception as e:
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self.ssh = None
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self.ssh_closed = True
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_LOGGER.debug("Unexpected error: %s", str(e))
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if attempt == retries - 1:
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return ""
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return ""
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async def get_network_macs(self):
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try:
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output = await self.run_command("ip link show")
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macs = {}
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pattern = re.compile(r'^\d+: (\w+):.*\n\s+link/\w+\s+([0-9a-fA-F:]{17})', re.MULTILINE)
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matches = pattern.findall(output)
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for interface, mac in matches:
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if interface == "lo" or mac == "00:00:00:00:00:00":
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continue
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macs[mac] = interface
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return macs
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except Exception as e:
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self.logger.debug("获取MAC地址失败: %s", str(e))
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return {}
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async def _monitor_system_status(self):
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"""系统离线时轮询检测状态"""
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self.logger.debug("启动系统状态监控，每%d秒检测一次", self._retry_interval)
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while True:
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await asyncio.sleep(self._retry_interval)
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if await self.ping_system():
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self.logger.info("检测到系统已开机，触发重新加载")
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# 触发集成重新加载
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self.hass.async_create_task(
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self.hass.config_entries.async_reload(self.config_entry.entry_id)
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)
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break
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async def _async_update_data(self):
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_LOGGER.debug("Starting data update...")
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"""数据更新入口，优化命令执行频率"""
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_LOGGER.debug("开始数据更新...")
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is_online = await self.ping_system()
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self._system_online = is_online
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if not is_online:
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_LOGGER.debug("系统离线，跳过数据更新")
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# 修复：确保 self.data 结构有效
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if self.data is None or not isinstance(self.data, dict):
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self.data = {}
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if "system" not in self.data or not isinstance(self.data.get("system"), dict):
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self.data["system"] = {}
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self.data["system"]["status"] = "off"
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# 启动后台监控任务（非阻塞）
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# 启动后台监控任务
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if not self._ping_task or self._ping_task.done():
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self._ping_task = asyncio.create_task(self._monitor_system_status())
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await self.async_disconnect()
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# 直接返回空数据，不阻塞
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return {
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"disks": [],
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"system": {
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"uptime": "未知",
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"cpu_temperature": "未知",
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"motherboard_temperature": "未知",
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"status": "off"
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},
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"ups": {},
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"vms": [],
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"docker_containers": []
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}
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return self.get_default_data()
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# 系统在线处理
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try:
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# 确保SSH连接
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# 确保连接有效
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if not await self.async_connect():
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self.data["system"]["status"] = "off"
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return {
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"disks": [],
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"system": {
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"uptime": "未知",
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"cpu_temperature": "未知",
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"motherboard_temperature": "未知",
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"status": "off"
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},
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"ups": {},
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"vms": []
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}
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return self.get_default_data()
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# 获取系统状态信息
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status = "on"
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# 并行获取磁盘、UPS和系统信息
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system_task = asyncio.create_task(self.system_manager.get_system_info())
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disks_task = asyncio.create_task(self.disk_manager.get_disks_info())
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ups_task = asyncio.create_task(self.ups_manager.get_ups_info())
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vms_task = asyncio.create_task(self.vm_manager.get_vm_list())
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disks = await self.disk_manager.get_disks_info()
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system = await self.system_manager.get_system_info()
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ups_info = await self.ups_manager.get_ups_info()
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vms = await self.vm_manager.get_vm_list()
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# 等待并行任务完成
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system, disks, ups_info, vms = await asyncio.gather(
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system_task, disks_task, ups_task, vms_task
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)
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# 为每个虚拟机获取标题
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for vm in vms:
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vm["title"] = await self.vm_manager.get_vm_title(vm["name"])
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# 获取Docker容器信息
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docker_containers = []
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if self.enable_docker:
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docker_containers = await self.docker_manager.get_containers()
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data = {
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"disks": disks,
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"system": {
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**system,
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"status": status
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},
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"system": {**system, "status": status},
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"ups": ups_info,
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"vms": vms,
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"docker_containers": docker_containers
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@@ -332,29 +296,34 @@ class FlynasCoordinator(DataUpdateCoordinator):
|
||||
|
||||
except Exception as e:
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_LOGGER.debug("数据更新失败: %s", str(e))
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# 检查错误类型，如果是连接问题，标记为离线
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self._system_online = False
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if not self._ping_task or self._ping_task.done():
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self._ping_task = asyncio.create_task(self._monitor_system_status())
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return {
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"disks": [],
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"system": {
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"uptime": "未知",
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"cpu_temperature": "未知",
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"motherboard_temperature": "未知",
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"status": "off"
|
||||
},
|
||||
"ups": {},
|
||||
"vms": []
|
||||
}
|
||||
return self.get_default_data()
|
||||
|
||||
def get_default_data(self):
|
||||
"""获取默认数据（离线状态）"""
|
||||
return {
|
||||
"disks": [],
|
||||
"system": {
|
||||
"uptime": "未知",
|
||||
"cpu_temperature": "未知",
|
||||
"motherboard_temperature": "未知",
|
||||
"status": "off"
|
||||
},
|
||||
"ups": {},
|
||||
"vms": [],
|
||||
"docker_containers": []
|
||||
}
|
||||
|
||||
async def reboot_system(self):
|
||||
await self.system_manager.reboot_system()
|
||||
|
||||
async def shutdown_system(self):
|
||||
await self.system_manager.shutdown_system()
|
||||
if self.data and "system" in self.data:
|
||||
# 更新状态，但使用安全的方式
|
||||
if self.data and isinstance(self.data, dict) and "system" in self.data:
|
||||
self.data["system"]["status"] = "off"
|
||||
self.async_update_listeners()
|
||||
|
||||
|
||||
@@ -1,7 +1,7 @@
|
||||
{
|
||||
"domain": "fn_nas",
|
||||
"name": "飞牛NAS",
|
||||
"version": "1.3.4",
|
||||
"version": "1.3.5",
|
||||
"documentation": "https://github.com/anxms/fn_nas",
|
||||
"dependencies": [],
|
||||
"codeowners": ["@anxms"],
|
||||
|
||||
Reference in New Issue
Block a user