Source code for airflow.providers.keycloak.auth_manager.routes.token

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#
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from __future__ import annotations

import logging

from fastapi import HTTPException
from keycloak import KeycloakAuthenticationError
from starlette import status

from airflow.api_fastapi.app import get_auth_manager
from airflow.api_fastapi.common.router import AirflowRouter
from airflow.api_fastapi.core_api.openapi.exceptions import create_openapi_http_exception_doc
from airflow.providers.keycloak.auth_manager.datamodels.token import TokenBody, TokenResponse
from airflow.providers.keycloak.auth_manager.keycloak_auth_manager import KeycloakAuthManager
from airflow.providers.keycloak.auth_manager.user import KeycloakAuthManagerUser


[docs]
log = logging.getLogger(__name__)


[docs]
token_router = AirflowRouter(tags=["KeycloakAuthManagerToken"])



@token_router.post(
    "/token",
    status_code=status.HTTP_201_CREATED,
    responses=create_openapi_http_exception_doc([status.HTTP_400_BAD_REQUEST, status.HTTP_401_UNAUTHORIZED]),
)

[docs]
def create_token(body: TokenBody) -> TokenResponse:
    client = KeycloakAuthManager.get_keycloak_client()

    try:
        tokens = client.token(body.username, body.password)
    except KeycloakAuthenticationError:
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED,
            detail="Invalid credentials",
        )

    userinfo = client.userinfo(tokens["access_token"])
    user = KeycloakAuthManagerUser(
        user_id=userinfo["sub"],
        name=userinfo["preferred_username"],
        access_token=tokens["access_token"],
        refresh_token=tokens["refresh_token"],
    )
    token = get_auth_manager().generate_jwt(user)

    return TokenResponse(access_token=token)