使用场景:nginx+tomcat,nginx起反向代理作用,由于没有做以下配置,结果在tomcat部署的jia-web通过request.getHeader("X-Forwarded-For")总是返回
所以首先想到的就是直接js获取访问者ip然后再判断是否在白名单内,不在白名单内就到没有权限页面。 但是JS获取内网Ip还是比较麻烦的,查到几个方法最后试了都不行。...JS获取外网ip的方法: //最简单的获取外网ip的方法。可以直接用,但是没啥用.. document.write(returnCitySN["cip"]); JS获取内网Ip的方法://有些浏览器获取到的加密...Java获取访问者Ip方法: String ip = request.getHeader("x-forwarded-for"); if (ip == null || ip.length...() == 0 || "nuknown".equalsIgnoreCase(ip)) { ip = request.getHeader("Proxy-Client-IP");
("Origin"); if(origin == null) { String referer = req.getHeader("Referer");...Origin 'http://192.168.252.138:8000' is therefore not allowed access. main.js:162 Error: Network Error...at FtD3.t.exports (createError.js:16) at XMLHttpRequest.f.onerror (xhr.js:87) 根据日志描述,客户端报错是因为服务端返回的响应消息头...("Origin"); if(origin == null) { String referer = request.getHeader("Referer...resp.containsHeader(originHeader)) { String origin = req.getHeader("Origin");
) throws IOException { // 获取请求主机IP地址,如果通过代理进来,则透过防火墙获取真实IP地址 String ip = request.getHeader...if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...打印需要安装lodop打印插件,安装完成之后访问 http://localhost:8000/CLodopfuncs.js 会有相应的控件js 需要对应的打印插件,必须要有设备(热敏打印机),要不我也不至于出差了
又叫统一资源定位符) getRemoteHost() 获取客户端的ip地址 localhost做为ip访问得到0:0:0:0:0:0:0:1 127.0.0.1 做为ip访问得到 127.0.0.1 getHeader...request.getRequestURL()); // iii.getRemoteHost() 获取客户端的ip地址 System.out.println(request.getRemoteHost()); // iv.getHeader...() 获取请求头 System.out.println(request.getHeader(“User-Agent”)); System.out.println(request.getHeader(“Host...="hobby" value="VB">Visual Basic <input type="checkbox" name="hobby" value="<em>js</em>
前端 引入JS: 页面元素: <!...<button id="TencentCaptcha" data-appid="*********" data-cbfn="callback">验证 JS...getIpAddr(HttpServletRequest request) { String ip = null; try { ip = request.getHeader...if (StringUtils.isEmpty(ip) || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...if (StringUtils.isEmpty(ip) || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader
Index.js:79 Error: Network Error at createError (createError.js:16) 报错2: Access to XMLHttpRequest...response.setContentType("application/json;charset=UTF-8"); String originalURL = request.getHeader...= null) { logger.info(" Origin=", request.getHeader("Origin"));
我们需要用到的有:Sock.js、STOMP、Spring Messaging以及Spring Integration。...Sock.js Sock.js 是一个JavaScript代码库,提供WebSocket-like对象、跨浏览器的JavaScript的API。...messaging-stomp-websocket/ http://assets.spring.io/wp/WebSocketBlogPost.html Zuul中的处理 在使用Zuul作为网关的时候,因为我们使用的是Sock.js...; HttpServletRequest request = context.getRequest(); String upgradeHeader = request.getHeader...("Upgrade"); if (null == upgradeHeader) { upgradeHeader = request.getHeader("upgrade
原因分析 实际上,这是浏览器的同源策略导致的问题:不允许JS访问跨域的Cookie。...request; HttpServletResponse resp = (HttpServletResponse)response; String origin = req.getHeader...("Origin"); if(origin == null) { origin = req.getHeader("Referer"); } resp.setHeader...if(RequestMethod.OPTIONS.toString().equals(req.getMethod())) { String allowMethod = req.getHeader...("Access-Control-Request-Method"); String allowHeaders = req.getHeader("Access-Control-Request-Headers
所以首先想到的就是直接js获取访问者ip然后再判断是否在白名单内,不在白名单内就到没有权限页面。 但是JS获取内网Ip还是比较麻烦的,查到几个方法最后试了都不行。...JS获取外网ip的方法: //最简单的获取外网ip的方法。可以直接用,但是没啥用.. ```` ``document.write(returnCitySN[``"cip"``]);`` JS获取内网Ip的方法:/...Java获取访问者Ip方法: String ip = request.getHeader("x-forwarded-for"); if (ip == null || ip.length...() == 0 || "nuknown".equalsIgnoreCase(ip)) { ip = request.getHeader("Proxy-Client-IP"
前端 引入JS: 页面元素: 验证 JS回调: window.callback =function(res){ console.log(res) //...staticString getIpAddr(HttpServletRequest request) { String ip= null; try { ip= request.getHeader...x-forwarded-for"); if(StringUtils.isEmpty(ip) ||"unknown".equalsIgnoreCase(ip)) { ip= request.getHeader...if(StringUtils.isEmpty(ip) ||ip.length() ==0||"unknown".equalsIgnoreCase(ip)) { ip= request.getHeader
hrequest.getSession(); // 不过滤的uri String[] notFilter = new String[] { "login.html", ".js...sessionUserInfo.put("token", token); String ip = request.getHeader...|| ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...|| ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { ip = request.getHeader...public static boolean isAjaxRequest(HttpServletRequest request) { String header = request.getHeader
JSAPI模式是通过调用微信JS-SDK开发手机Web页面的模式,本质上亦是开发B/S(Browser/Server,浏览器/服务器模式)服务,只是业务上较以往的PC业务更加方便,功能上也稍具差异。...通过ServletActionContext.getRequest().getHeader("User-Agent")获得当前浏览器代理信息,各类型浏览器代理信息如下: (1)IE浏览器: Mozilla...,示例代码如下: HttpServletRequest req = ServletActionContext.getRequest(); //识别微信浏览器 String userAgent=req.getHeader...则跳转到安全页 return "safePage"; } JSP页面中,防止外部浏览器打开方法的示例代码如下: <% //识别微信浏览器 String userAgent=request.getHeader...手机还是iPhone手机,示例代码如下: HttpServletRequest req = ServletActionContext.getRequest(); String userAgent=req.getHeader
Step1:配置BaseUrl 首先在main.js中,配置下我们访问的Url前缀: import Vue from 'vue' import App from '....Step2:配置代理 修改config文件夹下的index.js文件,在proxyTable中加上如下代码: '/api':{ target: "https://www.v2ex.com...可以在 package.json 文件的同级目录下创建 vue.config.js 文件。...= (HttpServletRequest) req; // 不使用*,自动适配跨域域名,避免携带Cookie时失效 String origin = request.getHeader...Access-Control-Allow-Origin", origin); } // 自适应所有自定义头 String headers = request.getHeader
需要后端修改数据格式,前端修改接受方式 普通ajax请求的Type是:xhr 返回的是json字符串 jsonp的ajax请求的Type是:script 返回的是js...脚本 url后有一段callback参数 json和jsonp.png 点击各种url查看: jsonp返回的:动态创建是一段js脚本,用完再删除 /**/jQuery33103437422192155124...HttpServletRequest req = (HttpServletRequest) servletRequest; String origin = req.getHeader("...); } 6.跨域带自定义头 8080服务端暴露接口:com.toly1994.ajaxser.controller.AjaxController @GetMapping("/getHeader...")// private ResultBean getHeader(@RequestHeader("x-header1") String header1, @RequestHeader(
} /** *对请求头部过滤 * @param name * @return */ @Override public String getHeader...(String name) { String value = super.getHeader(name); if (value == null) {...--无需过滤的后缀--> exclude *.js,*.gif,*.jpg,*.png
String header=headers.nextElement(); System.out.println(header+" ==> "+request.getHeader...thymeleaf-extras-springsecurity4"> Title $(function () {...String header=headers.nextElement(); System.out.println(header+" ==> "+request.getHeader
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