This commit is contained in:
2025-08-07 22:10:10 -03:00
parent b572291dff
commit 78c4a4ad30
17 changed files with 555 additions and 304 deletions

View File

@@ -1,110 +1,89 @@
from authlib.oauth2.rfc6749 import TokenMixin, grants
from authlib.oauth2 import OAuth2Request
from authlib.oauth2.rfc6749 import ClientMixin, TokenMixin, grants
from authlib.oauth2.rfc7636 import CodeChallenge
from authlib.oidc.core import OpenIDCode as OpenIDCode_
from authlib.oidc.core import UserInfo
from aws_lambda_powertools.event_handler.exceptions import NotFoundError
from layercake.dateutils import now, ttl
from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
from layercake.funcs import omit, pick
from layercake.funcs import pick
from boto3clients import dynamodb_client
from config import DYNAMODB_SORT_KEY, OAUTH2_TABLE
from integrations.apigateway_oauth2 import (
AuthorizationCode,
from config import ISSUER, JWT_ALGORITHM, OAUTH2_TABLE
from integrations.apigateway_oauth2.authorization_server import (
AuthorizationServer,
OAuth2Client,
)
from integrations.apigateway_oauth2.tokens import (
OAuth2AuthorizationCode,
OAuth2Token,
)
oauth2_layer = DynamoDBPersistenceLayer(OAUTH2_TABLE, dynamodb_client)
DUMMY_JWT_CONFIG = {
'key': 'secret-key',
'alg': 'HS256',
'iss': 'https://authlib.org',
'exp': 3600,
}
def create_save_token_func(persistence_layer: DynamoDBPersistenceLayer):
def save_token(token, request) -> OAuth2Token:
print('save_token')
return OAuth2Token()
return save_token
def create_query_client_func(persistence_layer: DynamoDBPersistenceLayer):
class ClientNotFoundError(NotFoundError):
def __init__(self, *_):
super().__init__('Client not found')
def query_client(client_id) -> OAuth2Client:
client = persistence_layer.collection.get_item(
KeyPair(
pk='OAUTH2_CLIENT',
sk=f'CLIENT_ID#{client_id}',
),
exc_cls=ClientNotFoundError,
)
_, client_id = client.get(DYNAMODB_SORT_KEY, '').split('#')
return OAuth2Client(
client_id=client_id,
client_secret=client['secret'],
redirect_uris=client['redirect_uris'],
response_types=client['response_types'],
grant_types=client['grant_types'],
token_endpoint_auth_method=client['token_endpoint_auth_method'],
)
return query_client
class OpenIDCode(OpenIDCode_):
def exists_nonce(self, nonce, request):
def exists_nonce(self, nonce: str, request: OAuth2Request) -> bool:
if not request.payload:
raise ValueError('Missing request payload')
nonce_ = oauth2_layer.get_item(
KeyPair(
f'OAUTH2_CODE#CLIENT_ID#{request.payload.client_id}', # type:ignore
f'NONCE#{nonce}',
)
KeyPair(pk='OAUTH2#CODE', sk=f'NONCE#{nonce}'),
)
return bool(nonce_)
def get_jwt_config(self, grant):
return DUMMY_JWT_CONFIG
return {
'key': 'secret-key',
'alg': JWT_ALGORITHM,
'iss': ISSUER,
'exp': 3600,
}
def generate_user_info(self, user, scope):
def generate_user_info(self, user: dict, scope: str) -> UserInfo:
return UserInfo(
sub=user.id,
name=user.name,
email=user.email,
sub=user['id'],
name=user['name'],
email=user['email'],
email_verified=user.get('email_verified', False),
).filter(scope)
class AuthorizationCodeGrant(grants.AuthorizationCodeGrant):
TOKEN_ENDPOINT_AUTH_METHODS = ['client_secret_basic', 'client_secret_post', 'none']
TOKEN_ENDPOINT_AUTH_METHODS = [
'client_secret_basic',
'client_secret_post',
'none',
]
def save_authorization_code(self, code: str, request):
client_id: str = request.payload.client_id # type: ignore
data: dict = request.payload.data # type: ignore
user: dict = request.user # type: ignore
def save_authorization_code(
self,
code: str,
request: OAuth2Request,
) -> None:
if not request.payload:
raise ValueError('Missing request payload')
if not request.user:
raise ValueError('Missing request user')
client_id: str = request.payload.client_id
data: dict = request.payload.data
user: dict = request.user
nonce: str | None = data.get('nonce')
code_challenge: str | None = data.get('code_challenge')
code_challenge_method: str | None = data.get('code_challenge_method')
now_ = now()
ttl_ = ttl(start_dt=now_, minutes=15)
ttl_ = ttl(start_dt=now_, minutes=10)
with oauth2_layer.transact_writer() as transact:
transact.put(
item={
'id': f'OAUTH2_CODE#CLIENT_ID#{client_id}',
'id': 'OAUTH2#CODE',
'sk': f'CODE#{code}',
'redirect_uri': request.payload.redirect_uri, # type: ignore
'scope': request.payload.scope, # type: ignore
'redirect_uri': request.payload.redirect_uri,
'response_type': request.payload.response_type,
'scope': request.payload.scope,
'client_id': client_id,
'user_id': user['id'],
'nonce': nonce,
'code_challenge': code_challenge,
@@ -117,56 +96,90 @@ class AuthorizationCodeGrant(grants.AuthorizationCodeGrant):
if nonce:
transact.put(
item={
'id': f'OAUTH2_CODE#CLIENT_ID#{client_id}',
'id': 'OAUTH2#CODE',
'sk': f'NONCE#{nonce}',
'client_id': client_id,
'code': code,
'created_at': now_,
'ttl': ttl_,
},
)
def query_authorization_code(self, code, client):
client_id = client.get_client_id()
def query_authorization_code(
self,
code: str,
client: ClientMixin,
) -> OAuth2AuthorizationCode:
auth_code = oauth2_layer.get_item(
KeyPair(pk='OAUTH2#CODE', sk=f'CODE#{code}'),
)
return OAuth2AuthorizationCode(
code=code,
**auth_code,
)
def delete_authorization_code(
self,
authorization_code: OAuth2AuthorizationCode,
) -> None:
oauth2_layer.delete_item(
KeyPair(
pk=f'OAUTH2_CODE#CLIENT_ID#{client_id}',
sk=f'CODE#{code}',
pk='OAUTH2#CODE',
sk=f'CODE#{authorization_code.code}',
),
)
return AuthorizationCode(
client_id=client_id,
code=code,
**omit(('id', 'sk'), auth_code),
)
def delete_authorization_code(self, authorization_code):
print('authorization_code')
def authenticate_user(self, authorization_code):
def authenticate_user(
self,
authorization_code: OAuth2AuthorizationCode,
) -> dict:
user = oauth2_layer.get_item(
KeyPair(
pk=authorization_code.user_id,
sk='0',
),
)
return pick(('id', 'name', 'email'), user)
return pick(('id', 'name', 'email', 'email_verified'), user)
class RefreshTokenGrant(grants.RefreshTokenGrant):
TOKEN_ENDPOINT_AUTH_METHODS = ['client_secret_basic', 'client_secret_post', 'none']
INCLUDE_NEW_REFRESH_TOKEN = True
def authenticate_refresh_token(self, refresh_token: str) -> TokenMixin: ...
def authenticate_refresh_token(self, refresh_token: str, **kwargs) -> TokenMixin:
token = oauth2_layer.get_item(
KeyPair(
pk='OAUTH2#TOKEN',
sk=f'REFRESH_TOKEN#{refresh_token}',
)
)
def authenticate_user(self, refresh_token): ...
return OAuth2Token(
client_id=token['client_id'],
scope=token['scope'],
expires_in=int(token['expires_in']),
issued_at=int(token['issued_at']),
user=token['user'],
refresh_token=refresh_token,
)
def revoke_old_credential(self, refresh_token: TokenMixin) -> None: ...
def authenticate_user(self, refresh_token: TokenMixin):
return refresh_token.get_user()
def revoke_old_credential(self, refresh_token: TokenMixin) -> None:
refresh_token_ = getattr(refresh_token, 'refresh_token')
if refresh_token_:
oauth2_layer.delete_item(
KeyPair(
pk='OAUTH2#TOKEN',
sk=f'REFRESH_TOKEN#{refresh_token_}',
)
)
server = AuthorizationServer(
query_client=create_query_client_func(oauth2_layer),
save_token=create_save_token_func(oauth2_layer),
)
server = AuthorizationServer(persistence_layer=oauth2_layer)
server.register_grant(
AuthorizationCodeGrant,
[