#!/usr/bin/env python3
"""Emergency DNS fix: revert GoDaddy NS + point records at tunnel."""
import json
import time
import urllib.error
import urllib.request
import paramiko

GODADDY_KEY = "2wYVpc3VT4_Gi9AsNqzJ6BtSfNz6nLDuo"
GODADDY_SECRET = "NvC3qexGAU7Rd5QExUTH6z"
DOMAIN = "exposedgays.com"
TUNNEL_CNAME = "03079a26-f14c-4622-b463-ba54a24f7472.cfargotunnel.com"
GD_NS = ["ns71.domaincontrol.com", "ns72.domaincontrol.com"]
GD = "https://api.godaddy.com/v1"
PASS = "Bbt9115xty9176!"


def gd(path, method="GET", body=None):
    req = urllib.request.Request(
        GD + path,
        data=json.dumps(body).encode() if body is not None else None,
        method=method,
        headers={
            "Authorization": f"sso-key {GODADDY_KEY}:{GODADDY_SECRET}",
            "Content-Type": "application/json",
            "Accept": "application/json",
        },
    )
    try:
        with urllib.request.urlopen(req, timeout=45) as r:
            raw = r.read().decode()
            return r.status, json.loads(raw) if raw else {}
    except urllib.error.HTTPError as e:
        raw = e.read().decode()
        try:
            return e.code, json.loads(raw)
        except Exception:
            return e.code, {"raw": raw[:800]}


def main():
    code, before = gd(f"/domains/{DOMAIN}")
    print("Before NS:", before.get("nameServers") if code == 200 else before)

    print("\n=== Revert registrar NS to GoDaddy ===")
    code, res = gd(f"/domains/{DOMAIN}", "PATCH", {"nameServers": GD_NS})
    print(f"PATCH NS HTTP {code}: {res}")

    code, mid = gd(f"/domains/{DOMAIN}")
    print("After NS revert:", mid.get("nameServers") if code == 200 else mid)

    print("\n=== Set tunnel CNAME for www ===")
    code, res = gd(
        f"/domains/{DOMAIN}/records/CNAME/www",
        "PUT",
        [{"data": TUNNEL_CNAME, "ttl": 600}],
    )
    print(f"PUT www CNAME HTTP {code}: {res}")

    print("\n=== Try apex CNAME (GoDaddy may reject) ===")
    code, res = gd(
        f"/domains/{DOMAIN}/records/CNAME/@",
        "PUT",
        [{"data": TUNNEL_CNAME, "ttl": 600}],
    )
    print(f"PUT @ CNAME HTTP {code}: {res}")

    if code not in (200, 204):
        print("\n=== Apex CNAME failed — enable domain forward @ -> www ===")
        code, res = gd(
            f"/domains/{DOMAIN}/forwarding",
            "PATCH",
            {
                "forwarding": {
                    "type": "PERMANENT",
                    "url": f"https://www.{DOMAIN}",
                    "mask": False,
                }
            },
        )
        print(f"PATCH forwarding HTTP {code}: {res}")

    print("\n=== Current GoDaddy records ===")
    code, records = gd(f"/domains/{DOMAIN}/records")
    for r in records if isinstance(records, list) else []:
        print(f"  {r['type']:5} {r['name']:20} -> {r.get('data')}")

    print("\nWaiting 20s for propagation...")
    time.sleep(20)

    c = paramiko.SSHClient()
    c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    c.connect("10.10.0.10", username="localadministrator", password=PASS, timeout=30)
    for cmd in [
        f"dig @1.1.1.1 {DOMAIN} NS +short",
        f"dig @1.1.1.1 {DOMAIN} A +short",
        f"dig @1.1.1.1 www.{DOMAIN} CNAME +short",
        f"curl -sSI https://www.{DOMAIN}/ | head -12",
        f"curl -sSL https://www.{DOMAIN}/ | head -c 300",
        f"curl -sSI https://{DOMAIN}/ | head -12",
    ]:
        print(f"\n$ {cmd}")
        _, o, e = c.exec_command(cmd, timeout=30)
        o.channel.recv_exit_status()
        print((o.read() + e.read()).decode(errors="replace"))
    c.close()


if __name__ == "__main__":
    main()