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Making nonce passed through redis.

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Signed-off-by: Cliff Hill <clifford.hill@gsa.gov>
This commit is contained in:
Cliff Hill
2024-09-25 10:45:57 -04:00
parent a2dbb6c9e6
commit 3d00b0c94f
1 changed files with 8 additions and 3 deletions
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11
app/main/views/sign_in.py
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@@ -17,7 +17,7 @@ from flask import (
)
from flask_login import current_user
from app import login_manager, user_api_client
from app import login_manager, redis_client, user_api_client
from app.main import main
from app.main.views.index import error
from app.main.views.verify import activate_user
@@ -72,7 +72,11 @@ def _get_access_token(code, state):
raise KeyError(f"'access_token' {response.json()}") from e
id_token = jwt.decode(encoded_id_token, keystring, algorithms=["RS256"])
nonce = id_token["nonce"]
if nonce != os.getenv("TOKEN_NONCE"):
state = request.args.get("state")
redis_key = f"token-nonce-{state}"
token_nonce = redis_client.get(redis_key)
redis_client.delete(redis_key)
if nonce != token_nonce:
login_manager.unauthorized()
try:
@@ -206,7 +210,8 @@ def sign_in():
)
url = os.getenv("LOGIN_DOT_GOV_INITIAL_SIGNIN_URL")
nonce = secrets.token_urlsafe()
os.environ["TOKEN_NONCE"] = nonce
state = request.args.get("state")
redis_client.set(f"token-nonce-{state}", nonce)
# handle unit tests
if url is not None:
url = url.replace("NONCE", nonce)