import json
import ssl
import urllib.request

ZABBIX_URL = "https://zabbix.snarfnet.net/api_jsonrpc.php"
ZABBIX_USER = "Admin"
ZABBIX_PASS = "zabbix"

ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE

def zbx_req(method: str, params: dict, auth: str = None):
    payload = {"jsonrpc": "2.0", "method": method, "params": params, "id": 1}
    headers = {"Content-Type": "application/json-rpc"}
    if auth: headers["Authorization"] = f"Bearer {auth}"
    req = urllib.request.Request(ZABBIX_URL, data=json.dumps(payload).encode("utf-8"), headers=headers, method="POST")
    with urllib.request.urlopen(req, timeout=10, context=ctx) as r:
        return json.loads(r.read().decode("utf-8"))["result"]

token = zbx_req("user.login", {"username": ZABBIX_USER, "password": ZABBIX_PASS})

hosts = zbx_req("host.get", {
    "output": ["hostid", "host", "name"],
    "selectParentTemplates": ["templateid", "name"],
}, auth=token)

print(f"Total Hosts: {len(hosts)}")
for h in hosts:
    tpl_names = [t["name"] for t in h.get("parentTemplates", [])]
    print(f"Host {h['host']:20s} ({h['name']:20s}) -> Templates: {', '.join(tpl_names)}")