# -*- coding: utf-8 -*-
"""SSH 连接自检：仅执行只读命令，不改动服务器"""
import paramiko, sys

HOST, PORT, USER, PWD = "8.137.181.63", 22, "root", "liyanxia@6688"

cmds = [
    ("站点目录", "ls /www/wwwroot/fenleixinxi.gzyakj.com.cn | head -30"),
    ("MySQL版本", "mysql -V"),
    ("PHP版本", "php -v 2>/dev/null | head -1"),
    ("远程.env", "cat /www/wwwroot/fenleixinxi.gzyakj.com.cn/.env 2>/dev/null"),
    ("磁盘空间", "df -h /www | tail -1"),
]

cli = paramiko.SSHClient()
cli.set_missing_host_key_policy(paramiko.AutoAddPolicy())
cli.connect(HOST, PORT, USER, PWD, timeout=20)
for title, cmd in cmds:
    _, out, err = cli.exec_command(cmd, timeout=30)
    o, e = out.read().decode("utf-8", "ignore").strip(), err.read().decode("utf-8", "ignore").strip()
    print(f"===== {title} =====\n{o or e}\n")
cli.close()