版权声明：本文可能为博主原创文章，若标明出处可随便转载。 https://blog.csdn.net/Jailman/article/details/77573641
#!/usr/bin/env python
# -*- coding: utf-8 -*-
from flask import Flask, request, Response, redirect, abort
from flask_sqlalchemy import SQLAlchemy
from flask_login import LoginManager
from flask_login import UserMixin, login_user, logout_user, login_required
from werkzeug.security import generate_password_hash, check_password_hash
app = Flask(__name__)
app.config.update(
SECRET_KEY='SeriouslydevelopedbyJailman',
SQLALCHEMY_DATABASE_URI = 'sqlite:///test.db'
)
db = SQLAlchemy(app)
# db.init_app(app)
# #define egine
# engine = db.create_engine('sqlite:///test.db')
# #bind metadata
# metadata = db.MetaData(engine)
# metadata.create_all(engine)
# #get db connected
# conn = engine.connect()
login_manager = LoginManager(app)
login_manager.session_protection = 'strong'
login_manager.login_view = 'login'
#login_manager.init_app(app)
class User(db.Model, UserMixin):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
name = db.Column(db.String(255), unique=True)
fullname = db.Column(db.String(255))
email = db.Column(db.String(255), unique=True)
password_hash = db.Column(db.String(255))
def __init__(self, name, fullname, email, password_hash):
self.name = name
self.fullname = fullname
self.email = email
self.password_hash = password_hash
def verify_password(self, password):
return check_password_hash(generate_password_hash(self.password_hash), password)
def __repr__(self):
return "%d/%s/%s/%s" % (self.id, self.name, self.fullname, self.email)
@login_manager.user_loader
def load_user(userid):
return User.query.get(int(userid))
db.create_all()
try:
admin1 = User('buc', 'buc les', 'buc@xy.ti', 'buz')
admin2 = User('zac', 'zac tol', 'zac@xy.ti', 'zab')
db.session.add(admin1)
db.session.add(admin2)
db.session.commit()
except:
pass
# users = User.query.all()
# print users
# some protected url
@app.route('/')
@login_required
def home():
return Response('Hello World!<br> <a href="/logout">logout</a>')
# somewhere to login
@app.route("/login", methods=["GET", "POST"])
def login():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
user = User.query.filter_by(name=username).first()
if user is not None and user.verify_password(password):
login_user(user)
return redirect(request.args.get("next"))
else:
return abort(401)
else:
return Response('''
<form action="" method="post">
<p><input type=text name=username>
<p><input type=password name=password>
<p><input type=submit value=Login>
</form>
''')
# somewhere to logout
@app.route("/logout")
@login_required
def logout():
logout_user()
return Response('<p>Logged out</p>')
# handle login failed
@app.errorhandler(401)
def page_not_found(e):
return Response('<p>Login failed</p>')
if __name__ == '__main__':
app.run(
host = '0.0.0.0',
port = 80,
debug = True
)
