jwt authentication python flask
from flask import Flask
from flask_jwt import JWT, jwt_required, current_identity
from werkzeug.security import safe_str_cmp
class User(object):
def __init__(self, id, username, password):
self.id = id
self.username = username
self.password = password
def __str__(self):
return "User(id='%s')" % self.id
users = [
User(1, 'user1', 'abcxyz'),
User(2, 'user2', 'abcxyz'),
]
username_table = {u.username: u for u in users}
userid_table = {u.id: u for u in users}
def authenticate(username, password):
user = username_table.get(username, None)
if user and safe_str_cmp(user.password.encode('utf-8'), password.encode('utf-8')):
return user
def identity(payload):
user_id = payload['identity']
return userid_table.get(user_id, None)
app = Flask(__name__)
app.debug = True
app.config['SECRET_KEY'] = 'super-secret'
jwt = JWT(app, authenticate, identity)
@app.route('/protected')
@jwt_required()
def protected():
return '%s' % current_identity
if __name__ == '__main__':
app.run()
0
0
GET /protected HTTP/1.1
Authorization: JWT eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZGVudGl0eSI6MSwiaWF0IjoxNDQ0OTE3NjQwLCJuYmYiOjE0NDQ5MTc2NDAsImV4cCI6MTQ0NDkxNzk0MH0.KPmI6WSjRjlpzecPvs3q_T3cJQvAgJvaQAPtk1abC_E
Thank you!
0
0
3.8
5
HTTP/1.1 200 OK
Content-Type: application/json
{
"access_token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZGVudGl0eSI6MSwiaWF0IjoxNDQ0OTE3NjQwLCJuYmYiOjE0NDQ5MTc2NDAsImV4cCI6MTQ0NDkxNzk0MH0.KPmI6WSjRjlpzecPvs3q_T3cJQvAgJvaQAPtk1abC_E"
}
Thank you!
5
0
4.44
9
POST /auth HTTP/1.1
Host: localhost:5000
Content-Type: application/json
{
"username": "joe",
"password": "pass"
}
Thank you!
9
0
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