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https://github.com/simple-login/app.git
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372466ab06
- add __tablename__ for all models - use sa and orm instead of db - rollback all changes in tests - remove session in @app.teardown_appcontext
71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
import pyotp
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from flask import jsonify, request
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from flask_login import login_user
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from itsdangerous import Signer
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from app.api.base import api_bp
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from app.config import FLASK_SECRET
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from app.db import Session
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from app.log import LOG
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from app.models import User, ApiKey
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@api_bp.route("/auth/mfa", methods=["POST"])
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def auth_mfa():
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"""
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Validate the OTP Token
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Input:
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mfa_token: OTP token that user enters
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mfa_key: MFA key obtained in previous auth request, e.g. /api/auth/login
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device: the device name, used to create an ApiKey associated with this device
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Output:
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200 and user info containing:
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{
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name: "John Wick",
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api_key: "a long string",
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email: "user email"
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}
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"""
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data = request.get_json()
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if not data:
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return jsonify(error="request body cannot be empty"), 400
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mfa_token = data.get("mfa_token")
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mfa_key = data.get("mfa_key")
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device = data.get("device")
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s = Signer(FLASK_SECRET)
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try:
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user_id = int(s.unsign(mfa_key))
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except Exception:
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return jsonify(error="Invalid mfa_key"), 400
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user = User.get(user_id)
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if not user:
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return jsonify(error="Invalid mfa_key"), 400
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elif not user.enable_otp:
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return (
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jsonify(error="This endpoint should only be used by user who enables MFA"),
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400,
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)
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totp = pyotp.TOTP(user.otp_secret)
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if not totp.verify(mfa_token):
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return jsonify(error="Wrong TOTP Token"), 400
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ret = {"name": user.name or "", "email": user.email}
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api_key = ApiKey.get_by(user_id=user.id, name=device)
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if not api_key:
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LOG.d("create new api key for %s and %s", user, device)
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api_key = ApiKey.create(user.id, device)
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Session.commit()
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ret["api_key"] = api_key.code
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# so user is logged in automatically on the web
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login_user(user)
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return jsonify(**ret), 200
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