yum -y install gcc gcc-c++
wget http://download.redis.io/releases/redis-4.0.10.tar.gz
tar -zxvf redis-4.0.10.tar.gz
cd redis-4.0.10
make && make install
./utils/install_server.sh
#测试redis是否运行
redis-cli
> ping #返回pong表示成功

#清华源
pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple flask-redis

#html引入css/js
<link rel="stylesheet" href="{{ url_for('static',filename='dplayer/dist/Dplayer.min.css') }}" >
<script src="{{ url_for('static',filename='dplayer/dist/DPlayer.min.js') }}"></script>
#引用到页面
<div id="dplayer" style="height: 500px;width: 774px"></div>
#弹幕和视频接口<script>var dp1 = new DPlayer({container: document.getElementById('dplayer'),video: {url: "{{ url_for('static',filename='uploads/'+movie.url) }}"},danmaku: {id: '{{ movie.id }}',api: "/tm/"}});</script>#Python返回弹幕的处理方法
@home.route("/tm/v3/",methods=["GET","POST"])
def tm():import jsonif request.method=="GET":#获取弹幕消息队列mid = request.args.get("id")key="movie"+str(mid)if rd.llen(key):msgs=rd.lrange(key,0,2999)res={"code":0,"data":[json.loads(v) for v in msgs]}else:res={"code":1,"danmaku":[]}resp=json.dumps(res)if request.method=="POST":#添加弹幕data=json.loads(request.get_data())msg= {"__v": 0,"_id": datetime.datetime.now().strftime("%Y%m%d%H%M%S") + uuid.uuid4().hex,"author": data["author"],"time": data["time"],"text": data["text"],"color": data["color"],"type": data["type"],"ip": request.remote_addr,"player": data["id"]}res = {"code": 0,"danmaku":msg}resp=json.dumps(res)msg=[data["time"],data["type"],data["color"],data["author"],data["text"]]rd.lpush("movie"+str(data["id"]),json.dumps(msg))return Response(resp,mimetype="application/json")