73 lines
1.9 KiB
Python
73 lines
1.9 KiB
Python
"""Utilities for determining the auth UI host and base URLs."""
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import os
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from functools import lru_cache
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from urllib.parse import urlparse
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from ..globals import passkey as global_passkey
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_AUTH_HOST_ENV = "PASSKEY_AUTH_HOST"
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def _default_origin_scheme() -> str:
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origin_url = urlparse(global_passkey.instance.origin)
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return origin_url.scheme or "https"
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@lru_cache(maxsize=1)
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def _load_config() -> tuple[str | None, str] | None:
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raw = os.getenv(_AUTH_HOST_ENV)
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if not raw:
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return None
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candidate = raw.strip()
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if not candidate:
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return None
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parsed = urlparse(candidate if "://" in candidate else f"//{candidate}")
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netloc = parsed.netloc or parsed.path
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if not netloc:
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return None
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return (parsed.scheme or None, netloc.strip("/"))
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def configured_auth_host() -> str | None:
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cfg = _load_config()
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return cfg[1] if cfg else None
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def is_root_mode() -> bool:
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return _load_config() is not None
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def ui_base_path() -> str:
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return "/" if is_root_mode() else "/auth/"
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def auth_site_base_url(scheme: str | None = None, host: str | None = None) -> str:
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cfg = _load_config()
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if cfg:
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cfg_scheme, cfg_host = cfg
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scheme_to_use = cfg_scheme or scheme or _default_origin_scheme()
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netloc = cfg_host
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else:
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if host:
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scheme_to_use = scheme or _default_origin_scheme()
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netloc = host.strip("/")
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else:
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origin = global_passkey.instance.origin.rstrip("/")
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return f"{origin}{ui_base_path()}"
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base = f"{scheme_to_use}://{netloc}".rstrip("/")
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path = ui_base_path().lstrip("/")
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return f"{base}/{path}" if path else f"{base}/"
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def reset_link_url(
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token: str, scheme: str | None = None, host: str | None = None
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) -> str:
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base = auth_site_base_url(scheme, host)
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return f"{base}{token}"
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def reload_config() -> None:
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_load_config.cache_clear()
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