Django Redis验证码 密码 session 实例

时间：2023-03-09 18:39:53
Django Redis验证码 密码 session 实例

1.settings

CACHES = {

    "default": {

        "BACKEND": "django_redis.cache.RedisCache",

        "LOCATION": "redis://192.168.8.102:6379/0",

        "OPTIONS": {

            "CLIENT_CLASS": "django_redis.client.DefaultClient",

        }

    },

    "session": {

        "BACKEND": "django_redis.cache.RedisCache",

        "LOCATION": "redis://192.168.8.102:6379/1",

        "OPTIONS": {

            "CLIENT_CLASS": "django_redis.client.DefaultClient",

        }

    },

    "sms_code": {

        "BACKEND": "django_redis.cache.RedisCache",

        "LOCATION": "redis://192.168.8.102:6379/15",

        "OPTIONS": {

            "CLIENT_CLASS": "django_redis.client.DefaultClient",

        }

    }

}

# 保存 session数据到 Redis中

SESSION_ENGINE = "django.contrib.sessions.backends.cache"

SESSION_CACHE_ALIAS = "session"

APPEND_SLASH=False

2.urls.py

    url(r'^check_sms.html', sms.check_sms,name="check_sms"),

    url(r'^sms.html', sms.sms, name="sms"),

3.html

# check_sms.html

<!DOCTYPE html>

<html lang="zh-CN">

<head>

    <meta charset="UTF-8">

    <title>sms</title>

    <script src="/static/plugins/jquery.min.js"></script>

    <script>

    </script>

</head>

<body>

<form action="{% url 'check_sms' %}" method="post">

    手机号:<input id="phone_num" type="text" name="phone_num" value="{{ phone }}" style="color: red" readonly="true"><span style="color: #761c19"></span>

    <p></p>

    密&nbsp;&nbsp;&nbsp;码:<input id="check_code" type="text" name="passwd" placeholder="请输入密码"><span style="color: #761c19"></span>

    <p></p>

    <input type="submit" value="登录" class="log">

    {{ cookie_content }}

    {{ session_content }}

    {{ is_login }}

    {{ username }}

    {% csrf_token %}

</form>

</body>

</html>

# sms.html

<!DOCTYPE html>

<html lang="zh-CN">

<head>

    <meta charset="UTF-8">

    <title>sms</title>

</head>

<body>

<form action="{% url 'sms' %}" method="post">

    手机号:<input id="phone_num" type="text" name="phone_num" placeholder="请输入手机号"><span style="color: #761c19"></span>

    <p></p>

    密&nbsp;&nbsp;&nbsp;码:<input id="check_passwd" type="text" name="passwd" placeholder="请输入密码">&nbsp;&nbsp;<span style="color: red"></span>

     <p></p>

    验证码:<input id="code" type="text" name="code" placeholder="请输入验证码">&nbsp;&nbsp;<span style="color: red">{{ code }}</span>

    <p></p>

    <input type="submit" value="注册" class="reg">

    {{ cookie_content }}

    {{ session_content }}

    {{ is_login }}

    {{ username }}

    {% csrf_token %}

</form>

</body>

</html>

4.视图 sms.py

'''

# sms_code.py

#!/usr/bin/python env

# coding:utf-8

import random

def code(num=4):

    res = ""

    for i in range(num):

        # 数字0-9

        num1 = str(random.randint(0, 9))

        # 大写字母A-Z

        # a = chr(random.randint(65, 90))

        # 小写字母a-z

        # b = chr(random.randint(97, 122))

        # res += random.choice([num1, b])

        res += random.choice([num1])

    return res

'''

#!/usr/bin/python env

# coding:utf-8

from exta_function import redis_con

from django.shortcuts import redirect, render, HttpResponse

from django_redis import get_redis_connection

from exta_function import sms_code

import json

def sms(request):

    if request.method == "GET":

        code = sms_code.code(6)

        request.session["code"] = code

        return render(request, "sms/sms.html", locals())

    elif request.method == "POST":

        phone_num = request.POST.get("phone_num")

        phone_num1 = "sms_" + str(phone_num)

        passwd = request.POST.get("passwd")

        code = request.POST.get("code")

        conn = get_redis_connection("sms_code")

        keys = conn.keys(phone_num1)

        if keys:

            return HttpResponse("用户已注册过！")

        elif request.session.get("code") == code:

            # 注册功能

            #                                  手机号 有效期 密码

            # reids 存储数据格式 SETEX sms_18501020304 300 323242

            conn = get_redis_connection("sms_code")

            key = "sms_" + str(phone_num)

            t = 600

            val = passwd

            conn.setex(key, t, val)

            request.session["is_login"] = "true"

            request.session['username'] = 'wangwu'

            request.session["phone"] = phone_num

            session_content = request.session

            cookie_content = request.COOKIES

            print(conn.get(key).decode("utf-8"))

            return redirect("check_sms.html")

        else:

            return HttpResponse("验证码错误")

def check_sms(request):

    if request.method == "GET":

        code = sms_code.code(6)

        phone = request.session["phone"]

        return render(request, "sms/check_sms.html", locals())

    elif request.method == "POST":

        # 验证功能 phone_num check_code

        phone_num = request.POST.get("phone_num")

        passwd = request.POST.get("passwd")

        code = request.session["code"]

        key = "sms_" + str(phone_num)

        conn = get_redis_connection("sms_code")

        print("recv: ", key, passwd)

        print(conn.get(key))

        if not conn.get(key):

            return redirect("sms.html")

        elif conn.get(key) == passwd.encode("utf-8"):

            cookie_content = request.COOKIES

            is_login = request.session["is_login"]

            username = request.session["username"]

            dic_data = {

                "cookie_content": cookie_content,

                "is_login": is_login,

                "username": username,

            }

            print("cookie_content: ", cookie_content)

            print(conn.get(phone_num))

            return HttpResponse(json.dumps(dic_data))

        else:

            return HttpResponse("密码错误")

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