以前寫過一篇關於12306信息查詢頁面的文章,今天從新整理一下,我用的是flask+redis,因爲數據十幾萬都放在mysql裏,即便建立索引,個人vps仍是有點吃緊。javascript
redis能夠作storage和cache,因爲這些數據不是很重要,丟了大不了再導入一次,可是咱們更在意的是查詢效率,因此redis作storage是很好的選擇。css
首先把文件裏的數據導入redis,raw文件裏的數據是如下格式的,文件名爲result.txthtml
# -*- coding: utf-8 -*- import redis import time start = time.clock() redisClient = redis.StrictRedis(host='localhost',port=6379,db=0,password='redis@123') f = open('result.txt','r') while True: line = f.readline() if not line: break lines = line.replace("\n","").replace("\r\n","").split("----") redisClient.hset(lines[0],"id",lines[0]) redisClient.hset(lines[0],"name",lines[1]) redisClient.hset(lines[0],"password",lines[2]) redisClient.hset(lines[0],"email",lines[3]) redisClient.hset(lines[0],"phone",lines[4]) f.close() end = time.clock() print "used:", end -start
13w數據不到一分半鐘。。。html5
這裏個人key都是id也就是***好,其它都是hash的數據結構形式存儲的。redis的優勢之一就是能夠支持豐富的數據結構。登陸redis,執行keys *看一下java
ok,數據有了,那麼開始上flask了,代碼以下:
python
# -*- coding: utf-8 -*- from flask import Flask, request, render_template, jsonify, json import redis app = Flask(__name__) @app.route('/api/<id>', methods=['GET']) def scan(id): redis_client = redis.StrictRedis(host='127.0.0.1',port=6379,db=0,password='redis@123') get_key = redis_client.keys(id) if not get_key : json_result = {'id' : None} return json.dumps(json_result,ensure_ascii=False) else: get_key = redis_client.hmget(id,'name','password','email','phone') json_result = {'id' : str(id), 'name' : get_key[0], 'pass' : get_key[1], 'email': get_key[2], 'phone': get_key[3] } return json.dumps(json_result,ensure_ascii=False) @app.route('/') def index(): return render_template('index.html') if __name__ == '__main__': app.run(host='0.0.0.0', port = 8080, debug=True)
咱們要查詢哪一個用戶就把傳參數給flask封裝的api,這就是給接口傳參便可。mysql
什麼是接口?看下面的說明理解一下。jquery
在瀏覽器裏輸入api地址,隨便傳一個不存在的參數,也就是***號。web
接口返回值爲null
若是傳參是存在的,就會有正確的返回值。
最後就是前端頁面展現了,我用的是bootstrap和jquery的ajax插件。代碼以下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta name="description" content=""> <meta name="author" content=""> <link rel="icon" href="{{ url_for('static', filename='icon/favicon.ico') }}"> <title>12306</title> <!-- Bootstrap core CSS --> <link href="{{ url_for('static', filename='css/bootstrap.min.css') }}" rel="stylesheet"> <!-- Custom styles for this template --> <link href="{{ url_for('static', filename='css/jumbotron.css') }}" rel="stylesheet"> <!-- Just for debugging purposes. Don't actually copy these 2 lines! --> <!--[if lt IE 9]><script src="../../assets/js/ie8-responsive-file-warning.js"></script><![endif]--> <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries --> <!--[if lt IE 9]> <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script> <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script> <![endif]--> </head> <body> <!-- Main jumbotron for a primary marketing message or call to action --> <nav class="navbar navbar-inverse navbar-fixed-top"> <div class="container"> <div class="navbar-header"> <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar"> <span class="sr-only">12306</span> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> <a class="navbar-brand" href="#">12306網站用戶信息泄漏查詢</a> </div> </nav> <script src="{{ url_for('static', filename='js/template.js') }}"></script> <div class="container" style="padding-top: 48px;"> <div class="bs-callout bs-callout-info mt0"> <div class="alert alert-danger"> <p><h4>本系統程序僅爲用戶確認我的信息是否已經泄露,切勿用做非法目的,不然一切後果自負!</h4></p> </div> </div> <div class="row" style="margin:0;min-height:600px"> <div class="jumbotron search-box"> <p>請輸入關鍵字:</p> <div class="input-group"> <input placeholder="***號" type="text" name="id" id="keyword" class="form-control"> <span class="input-group-btn scan-but-span"> <button class="btn btn-success" onclick="scan()" type="button">查找一下</button> </span> </div> <div class="input-group mt15"> <script type="text/javascript" src=" </div> <div id="scan-result-box"> </div> </div> <div id="container" class="row" style="hight:280px"> </div> </div> <!-- Bootstrap core JavaScript ================================================== --> <!-- Placed at the end of the document so the pages load faster --> <script src="{{ url_for('static', filename='js/jquery.min.js') }}"></script> <script src="{{ url_for('static', filename='js/bootstrap.min.js') }}"></script> <script> var geetest_passed = false; var selectorObj; function gt_custom_ajax(result, selector) { selectorObj=selector; geetest_passed = result; } var keyword = ""; function scan(){ keyword = $.trim($("#keyword").val()); if(keyword==''){ alert('請輸入***'); $("#keyword").focus() return false; } if(!geetest_passed) { alert("請滑動圖片進行驗證!") return false; } $.ajax({ type:'get', dataType:'json', url:' //本地的ip或域名 success:function(data){ if(!data.id){ alert('恭喜!您的信息沒有被泄露!'); return false; } var re="<ul>"; re+="<li>姓 名:"+data.name+'</li>'; re+="<li>***:"+data.id+'</li>'; re+="<li>E-mail:"+data.email+'</li>'; re+="<li>手機號:"+data.phone+'</li>'; re+="</ul>" $('#container').html(re) }, error:function(){ alert('您的信息不存在!') } }) } </script> </body> </html
好了,啓動webserver,看看頁面查詢狀況:
輸入一個***號,若是存在,頁面就會返回
若是不存在,js就會alert一個彈框。
是否是還比較簡單,個人好友強子想了解一下如何構建,因此分享一下。。。