更换云端录像的代理方式

64850858

2021-07-19 6bc6042197cb8b963eee9a9da8a0139ec36f556e

更换云端录像的代理方式

 src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java

@@ -73,7 +73,7 @@
                if (ioException instanceof ConnectException) {
                    logger.error("zlm 连接失败");
                } else if (ioException instanceof ClientAbortException) {
                    logger.error("用户已中断连接，代理终止");
                    logger.error("zlm: 用户已中断连接，代理终止");
                } else {
                    logger.error("zlm 代理失败： ", e);
                }
@@ -141,4 +141,102 @@
        }
    }



    @Bean
    public ServletRegistrationBean recordServletRegistrationBean(){
        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new RecordProxySerlet(),"/record_proxy/*");
        servletRegistrationBean.setName("record_proxy");
        servletRegistrationBean.addInitParameter("targetUri", "http://127.0.0.1:18081");
        servletRegistrationBean.addUrlMappings();
        if (logger.isDebugEnabled()) {
            servletRegistrationBean.addInitParameter("log", "true");
        }
        return servletRegistrationBean;
    }

    class RecordProxySerlet extends ProxyServlet{


        /**
         * 异常处理
         */
        @Override
        protected void handleRequestException(HttpRequest proxyRequest, HttpResponse proxyResonse, Exception e){
            try {
                super.handleRequestException(proxyRequest, proxyResonse, e);
            } catch (ServletException servletException) {
                logger.error("录像服务 代理失败： ", e);
            } catch (IOException ioException) {
                if (ioException instanceof ConnectException) {
                    logger.error("录像服务 连接失败");
                } else if (ioException instanceof ClientAbortException) {
                    logger.error("录像服务:用户已中断连接，代理终止");
                } else {
                    logger.error("录像服务 代理失败： ", e);
                }
            } catch (RuntimeException exception){
                logger.error("录像服务 代理失败： ", e);
            }
        }

        /**
         * 对于为按照格式请求的可以直接返回404
         */
        @Override
        protected String getTargetUri(HttpServletRequest servletRequest) {
            String requestURI = servletRequest.getRequestURI();
            IMediaServerItem mediaInfo = getMediaInfoByUri(requestURI);

            String uri = null;
            if (mediaInfo != null) {
//                String realRequestURI = requestURI.substring(requestURI.indexOf(mediaInfo.getId())+ mediaInfo.getId().length());
                uri = String.format("http://%s:%s", mediaInfo.getIp(), mediaInfo.getRecordAssistPort());
            }else {
                uri = "http://127.0.0.1:" + serverPort +"/index/hook/null"; // 只是一个能返回404的请求而已， 其他的也可以
            }
            return uri;
        }

        /**
         * 动态替换请求目标
         */
        @Override
        protected HttpHost getTargetHost(HttpServletRequest servletRequest) {
            String requestURI = servletRequest.getRequestURI();
            IMediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
            HttpHost host;
            if (mediaInfo != null) {
                host = new HttpHost(mediaInfo.getIp(), mediaInfo.getRecordAssistPort());
            }else {
                host = new HttpHost("127.0.0.1", serverPort);
            }
            return host;

        }

        /**
         * 根据uri获取流媒体信息
         */
        IMediaServerItem getMediaInfoByUri(String uri){
            String[] split = uri.split("/");
            String mediaServerId = split[2];
            return mediaServerService.getOne(mediaServerId);
        }

        /**
         * 去掉url中的标志信息
         */
        @Override
        protected String rewriteUrlFromRequest(HttpServletRequest servletRequest) {
            String requestURI = servletRequest.getRequestURI();
            IMediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
            String url = super.rewriteUrlFromRequest(servletRequest);
            if (mediaInfo == null) {
                return  url;
            }
            return url.replace(mediaInfo.getId() + "/", "");
        }
    }

}

 src/main/java/com/genersoft/iot/vmp/vmanager/record/RecoderProxyController.java

File was deleted

 web_src/src/components/CloudRecord.vue

@@ -8,7 +8,8 @@
        <div style="background-color: #FFFFFF; margin-bottom: 1rem; position: relative; padding: 0.5rem; text-align: left;">
          <span style="font-size: 1rem; font-weight: bold;">云端录像</span>
          <div style="position: absolute; right: 5rem; top: 0.3rem;">
            节点选择: <el-select size="mini" @change="chooseMediaChange" style="width: 16rem; margin-right: 1rem;" v-model="mediaServerId" placeholder="请选择">
            节点选择:
            <el-select size="mini" @change="chooseMediaChange" style="width: 16rem; margin-right: 1rem;" v-model="mediaServerId" placeholder="请选择" :disabled="recordDetail">
            <el-option
              v-for="item in mediaServerList"
              :key="item.id"