# -*- coding: utf-8 -*-
import paramiko
c = paramiko.SSHClient()
c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
c.connect("192.168.110.207", username="root", password="123456", timeout=20)
_, o, _ = c.exec_command(
    "tail -50 /opt/argocd-demo/install.log 2>/dev/null; echo ---; "
    "command -v k3s; k3s kubectl get nodes 2>&1 | head -8; "
    "docker ps --format '{{.Names}} {{.Status}}' | grep -i gitlab || true; "
    "free -h | head -2"
)
print(o.read().decode(errors="replace"))
c.close()