django2.2.6 check_password 验证失败解决办法

KEVINGUO_CN

发布于 2020-03-17 06:08:06

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代码可运行

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代码可运行

python3.6, django 2.2.6 AUTHENTICATION_BACKENDS 里添加自定义认证 CustomBackend（邮箱、手机号等），

用 python manage.py createsuperuser 创建的超级管理员登录时密码一直验证失败(False)

# .\apps\users\backends\other.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""
@author: yinzhuoqun
@site: http://zhuoqun.info/
@email: yin@zhuoqun.info
@time: 2019/10/16 18:06
"""
from django.contrib.auth import get_user_model
from django.contrib.auth.backends import ModelBackend
from django.db.models import Q
from django.contrib.auth.hashers import check_password
from apps.users.models import UserProfile

User = get_user_model()


# 用户名之外的唯一值字段也能用来登录，setting 里要有对应的配置 AUTHENTICATION_BACKENDS
class CustomBackend(ModelBackend):
    def authenticate(self, request, username=None, password=None, **kwargs):
        try:
            # 邮箱、用户名、手机号码 登录
            user = UserProfile.objects.get(Q(username=username) | Q(email=username) | Q(phone=username))
            # user_check_password = user.check_password(password)
            user_check_password = check_password(password, user.password)
            if user_check_password:
                return user
        except User.DoesNotExist:
            return None

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# settings.py

AUTH_USER_MODEL = 'users.UserProfile'  # 重载系统的用户，让 UserProfile 生效

# AUTH 方法（支持邮箱、手机号等登录）, 验证从上到下
AUTHENTICATION_BACKENDS = (
    'apps.users.backends.other.CustomBackend',
    # 'social_core.backends.weibo.WeiboOAuth2',
    # 'social_core.backends.qq.QQOAuth2',
    # 'social_core.backends.weixin.WeixinOAuth2',
    # 'social_core.backends.github.GithubOAuth2',
    # 'social_core.backends.gitlab.GitLabOAuth2',
    # 'django.contrib.auth.backends.ModelBackend',
)

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删库重建无数次都不行，突然想到用 shell 重新设置密码一次，果然就登录上去了。

(tracbug) .\tracbug>python manage.py shell
Python 3.6.3 (v3.6.3:2c5fed8, Oct  3 2017, 18:11:49) [MSC v.1900 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> from django.contrib.auth import get_user_model
>>> User = get_user_model()
>>> user = User.objects.get(username="yinzhuoqun")
>>> user
<UserProfile: Yinzhuoqun>
>>> user.username
'yinzhuoqun'
>>> user.set_password("xxxxxxxx")
>>> user.save()