import re


def rule(event):
    if all(
        [
            event.deep_get("cs-method", default="") == "GET",
            "/oauth/idp/.well-known/openid-configuration"
            in event.deep_get("cs-uri-stem", default=""),
            re.match(r".{150}", event.deep_get("cs-host", default="")),
        ]
    ):
        return True
    return False
