import json, os, sys, base64, ssl, urllib.parse, urllib.request, urllib.error


def _cfg():
    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))


def _inputs():
    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))


def _ctx(cfg):
    if cfg.get("insecure"):
        c = ssl.create_default_context()
        c.check_hostname = False
        c.verify_mode = ssl.CERT_NONE
        return c
    return None


def _auth(cfg):
    raw = str(cfg.get("username", "")) + ":" + str(cfg.get("password", ""))
    return "Basic " + base64.b64encode(raw.encode("utf-8")).decode("utf-8")


def request(method, path, cfg, params=None):
    url = str(cfg.get("base_url", "")).rstrip("/") + "/rest" + path
    if params:
        clean = {k: v for k, v in params.items() if v not in (None, "")}
        if clean:
            url += "?" + urllib.parse.urlencode(clean)
    req = urllib.request.Request(url, headers={"Authorization": _auth(cfg), "Accept": "application/json"}, method=method)
    with urllib.request.urlopen(req, timeout=60, context=_ctx(cfg)) as r:
        raw = r.read()
        try:
            return json.loads(raw) if raw else {}
        except Exception:
            return {"result": raw.decode("utf-8", "replace")}


def _run(fn):
    try:
        print(json.dumps(fn(_cfg(), _inputs())))
    except urllib.error.HTTPError as e:
        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
        sys.exit(1)
    except Exception as e:
        print(json.dumps({"error": str(e)}))
        sys.exit(1)


def main(cfg, inputs):
    ip = inputs.get("ip")
    if not ip:
        raise Exception("ip is required")

    return request("GET", "/ip_address_list", cfg, params={"WHERE": "hostaddr='" + ip + "'"})


_run(main)