采集方式_数据采集_用户指南_日志服务-阿里云 https://help.aliyun.com/document_detail/28981.html
http://docs-aliyun.cn-hangzhou.oss.aliyun-inc.com/assets/attach/31752/cn_zh/1462870126706/loghub-tracking.js?spm=a2c4g.11186623.2.15.6cc3420bKTvBvV&file=loghub-tracking.js
(function(window, document){ function createHttpRequest() { if(window.ActiveXObject){ return new ActiveXObject("Microsoft.XMLHTTP"); } else if(window.XMLHttpRequest){ return new XMLHttpRequest(); } } function AliLogTracker(host,project,logstore) { this.uri_ = 'http://' + project + '.' + host + '/logstores/' + logstore + '/track?APIVersion=0.6.0'; this.params_=new Array(); this.httpRequest_ = createHttpRequest(); } AliLogTracker.prototype = { push: function(key,value) { if(!key || !value) { return; } this.params_.push(key); this.params_.push(value); }, logger: function() { var url = this.uri_; var k = 0; while(this.params_.length > 0) { if(k % 2 == 0) { url += '&' + encodeURIComponent(this.params_.shift()); } else { url += '=' + encodeURIComponent(this.params_.shift()); } ++k; } try { this.httpRequest_.open("GET",url,true); this.httpRequest_.send(null); } catch (ex) { if (window && window.console && typeof window.console.log === 'function') { console.log("Failed to log to ali log service because of this exception: " + ex); console.log("Failed log data:", url); } } } }; window.Tracker = AliLogTracker; })(window, document);