Flask入门篇（五）cookie和session操作_flask-session-cookie-manager-master

from flask import Flask, session


app = Flask(__name__)


"""cookie操作"""
# 设置cookie
@app.route("/login_success")
def login_success():
    response = make_response("login success")
    response.set_cookie("t", "aaaaa")
    response.set_cookie("n", "12345", max_age=3600)
    return response
# 获取cookie
@app.route("/get_cookie")
def get_cookie():
    t = request.cookies.get("t")
    n = request.cookies.get("n")
    return t + n
# 删除cookie
@app.route("/delete_cookie")
def delete_cookie():
    response = make_response("delete success")
    response.delete_cookie("t")
    return response


"""
在flask中要使用session需要用到秘钥字符串，
解析1:在flask中session默认是保存在前端的，利用签名的方法对session进行混淆加密
解析2:混淆加密的规则就是利用app.config["SECRET_KEY"]和session值就行混淆
解析3:即使被破解出来了，flask有反篡改机制，一旦被篡改flask就认为session无效了
"""
app.config["SECRET_KEY"] = "asd44sSADdsaasdlj87"


@app.route("/login")
def login():
    session["uid"] = "zhangsan"
    session["pwd"] = "123456"
    return "login success"


@app.route("/index")
def index():
    uid = session.get("uid")
    return "welcome %s" % uid


if __name__ == '__main__':
    app.run(debug=True)
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