这里写自定义目录标题
超图微服务云套件大版本升级时，有时候会涉及服务的迁移或重新发布，此时需要对服务进行备份，以免重新发布服务出现漏的，便于核对。本文通过fetch实现了服务的备份，备份成果以数组对象形式存储在txt里下载下来存储。
<!DOCTYPE html>
<html lang="zh">
<head><meta charset="UTF-8"><title>Title</title><script src="./fetch.min.js"></script>
</head>
<body>
<script><!-- 设计2个变量：urls列表，Authorization-->//Authorization：打开云套件服务实例，点击编辑，从抓到的请求头里获取Authorization值//urls：NGINX代理到本地后直接切换页面一次抓取所有内容。//待备份的服务列表const urls = [//形如 'http://localhost:31111/dashboard/web/api/service/instances?componentName=spatialanalysis-JKC_MLX&interfaceName=restjsr'];//服务配置文件具体内容数组对象myservice，也就是供下载的txt文件内容const myservice = []// json1为分页里抓取到的含url信息的json，需要提取到urls里面let json1 = {"total": 169,"list": [{"componentName": "spatialanalysis-CCC_MLX","interfaceName": "restjsr","alias": "Instance-spatialanalysis-CCC_MLX-restjsr","createTime": 1702536290255,"dataSource": null,"serviceType": null,"replicas": 0,"address": null,"authorization": null,"name": "spatialanalysis-CCC_MLX/restjsr"},{"componentName": "data-CCC_MLX","interfaceName": "rest","alias": "Instance-data-CCC_MLX-rest","createTime": 1702536242447,"dataSource": null,"serviceType": null,"replicas": 0,"address": null,"authorization": null,"name": "data-CCC_MLX/rest"}]}let arr1 = json1.list;//构建待请求的urls数组arr1.forEach(item => {let str1 = "http://localhost:31111/dashboard/web/api/service/instances?componentName="let str2 = item.componentNamelet str3 = "&interfaceName="let str4 = item.interfaceNamelet mystr=str1+str2+str3+str4console.log(mystr)urls.push(mystr)})async function fetchUrlsInOrder(urls) {const failedUrls = [];for (const url of urls) {try {const response = await fetch(url, {method: 'GET',headers: {//打开fiddler classic软件抓取请求，打开云套件服务实例，点击编辑，从浏览器调试窗口网络抓到的请求头里获取Authorization值'Authorization': 'Bearer eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJ6b01adGxJck94RUtJaE43eUtNLVQ0R0hTaXJxWVY4RnBkX3J2aGlOY3prIn0.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.JzqONpvwY9IbCS7A7Vd7zaNCwW2cvIRfT751FsmPmwVQsCkyrJURpRcn5FpNrSuBjINnU5dow-xXv_Y9dTtaswPEE7G7cQEnztxN1hiU3O4SvROVLM8YdI7mbVkLG_MKUhVKHisHxHFlIYPJkhv5udWLm1o3A6fWyIsa2YWKIX-1ACHTnO83Ex3oquwyIuaeo5huiR_rX3P0lyQDMWHj1uiVL6y3BRcGsuri7eRAJbXtMP1yqFmPIHlP0cWmHlxejoUC11Y1jV1wAk3GBPLD4lcQDagbnvkzAZ3ieXmo8OQVpdKuQJa0UMgPV0fWSvwVVBKwtoAN4bi-jk0J2G4tnQ',}}).then(function (data) {return data.json();}).then(function (data) {console.log('输出实体')console.log(data)myservice.push(data)}).catch(() => {failedUrls.push(url);});if (!response.ok) {throw new Error(`Request failed with status ${response.status}`);}} catch (error) {console.log(error);}}return failedUrls;}function savetxt(mycontent) {exportRaw('我的备份内容.txt', mycontent);//执行该函数即可保存function fakeClick(obj) {var ev = document.createEvent("MouseEvents");ev.initMouseEvent("click", true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);obj.dispatchEvent(ev);}function exportRaw(name, data) {var urlObject = window.URL || window.webkitURL || window;var export_blob = new Blob([data]);var save_link = document.createElementNS("http://www.w3.org/1999/xhtml", "a")save_link.href = urlObject.createObjectURL(export_blob);save_link.download = name;fakeClick(save_link);}}async function test() {const failedUrls = await fetchUrlsInOrder(urls);savetxt(JSON.stringify(myservice));//下载我的备份配置文件数组console.log('请求失败的地址有:', failedUrls);} test();//开始执行备份
</script>
</body>
</html>
覆盖优化 - 附代码)
全屏滚动装修装潢公司网站模板)