feat: add infrastructure automation and diagnostic scripts for Zabbix, Nginx, and Authentik

scripts/check_nat.py

@@ -0,0 +1,20 @@
+import paramiko
+
+ssh = paramiko.SSHClient()
+ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+ssh.connect('140.44.4.71', username='root', key_filename=r'C:\Users\Snarf\.ssh\id_ed25519_snarfnet', timeout=10)
+
+def run(cmd):
+    print(f">>> {cmd}")
+    _, o, e = ssh.exec_command(cmd)
+    print(o.read().decode().strip())
+    err = e.read().decode().strip()
+    if err:
+        print("[stderr]", err)
+
+run("iptables -t nat -L PREROUTING -n -v")
+run("iptables -t nat -L POSTROUTING -n -v")
+run("sysctl net.ipv4.ip_forward")
+
+ssh.close()
+