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62 lines
2.2 KiB
Python
62 lines
2.2 KiB
Python
import os
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from typing import Literal
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import httpx
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from litellm.llms.custom_httpx.http_handler import _get_async_httpx_client
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from litellm.proxy._types import UserAPIKeyAuth
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async def check_oauth2_token(token: str) -> UserAPIKeyAuth:
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"""
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Makes a request to the token info endpoint to validate the OAuth2 token.
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Args:
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token (str): The OAuth2 token to validate.
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Returns:
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Literal[True]: If the token is valid.
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Raises:
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ValueError: If the token is invalid, the request fails, or the token info endpoint is not set.
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"""
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# Get the token info endpoint from environment variable
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token_info_endpoint = os.getenv("OAUTH_TOKEN_INFO_ENDPOINT")
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user_id_field_name = os.environ.get("OAUTH_USER_ID_FIELD_NAME", "sub")
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user_role_field_name = os.environ.get("OAUTH_USER_ROLE_FIELD_NAME", "role")
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user_team_id_field_name = os.environ.get("OAUTH_USER_TEAM_ID_FIELD_NAME", "team_id")
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if not token_info_endpoint:
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raise ValueError("OAUTH_TOKEN_INFO_ENDPOINT environment variable is not set")
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client = _get_async_httpx_client()
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headers = {"Authorization": f"Bearer {token}", "Content-Type": "application/json"}
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try:
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response = await client.get(token_info_endpoint, headers=headers)
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# if it's a bad token we expect it to raise an HTTPStatusError
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response.raise_for_status()
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# If we get here, the request was successful
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data = response.json()
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# You might want to add additional checks here based on the response
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# For example, checking if the token is expired or has the correct scope
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user_id = data.get(user_id_field_name)
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user_team_id = data.get(user_team_id_field_name)
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user_role = data.get(user_role_field_name)
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return UserAPIKeyAuth(
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api_key=token,
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team_id=user_team_id,
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user_id=user_id,
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user_role=user_role,
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)
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except httpx.HTTPStatusError as e:
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# This will catch any 4xx or 5xx errors
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raise ValueError(f"Oauth 2.0 Token validation failed: {e}")
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except Exception as e:
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# This will catch any other errors (like network issues)
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raise ValueError(f"An error occurred during token validation: {e}")
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