Flask应用程序需要多次登录尝试的奇怪行为。

问题描述 投票:1回答:1

我有一个flask应用,我通过google云托管的简单认证。我目前正在通过登录和退出多个用户来测试该应用程序,我得到了一些极其奇怪的行为,这是我之前没有得到的。特别是,有时当我用有效的用户帐户登录时,它在前几次登录尝试时什么都不做,然后在第二次或第三次尝试时它会登录(wtf???)。我怀疑这与本地存储空间有关,所以我在注销时用session.clear()清除本地存储空间,但似乎没有效果。

请帮助我,因为这让我很难受。任何帮助都将是感激的。

下面是代码:main.py

from flask import Blueprint, render_template
from flask_login import login_required, current_user
from . import db, create_app

main = Blueprint('main', __name__)

@main.route('/')
def index():
     return render_template('index.html')

@main.route('/profile')
@login_required
def profile():
    return render_template('profile.html', name=current_user.name)

这里是代码 auth.py

from flask import Blueprint, render_template, redirect, url_for, request, flash
from werkzeug.security import generate_password_hash, check_password_hash
 from flask_login import login_user, logout_user, login_required
from .models import User, Subs
from . import db

auth = Blueprint('auth', __name__)

@auth.route('/login')
def login():
   return render_template('login.html')

 @auth.route('/login', methods=['POST'])
 def login_post():
    email = request.form.get('email')
    password = request.form.get('password')
    remember = True if request.form.get('remember') else False

     user = User.query.filter_by(email=email).first()

     if not user and not check_password_hash(user.password, password):
        flash('Please check your login details and try again.')
         return redirect(url_for('auth.login'))

login_user(user, remember=remember)

return redirect(url_for('main.profile'))

 @auth.route('/signup')
 def signup():
     return render_template('signup.html')

 @auth.route('/signup', methods=['POST'])
 def signup_post():
      email = request.form.get('email')
      name = request.form.get('name')
      password = request.form.get('password')

      user = User.query.filter_by(email=email).first()

      if user:
          flash('Email address already exists.')
          return redirect(url_for('auth.signup'))

      new_user = User(email=email, name=name, password=generate_password_hash(password, method='sha256'))

   db.session.add(new_user)
   db.session.commit()

   return redirect(url_for('auth.login'))

 @auth.route('/logout')
 @login_required
 def logout():
     logout_user()
      return redirect(url_for('main.index'))
python flask web-applications flask-sqlalchemy flask-login
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