From f1d079f9c0b3d384090477ca54e0548373d62b57 Mon Sep 17 00:00:00 2001
From: zhongrj <646384940@qq.com>
Date: Thu, 16 Jan 2025 11:56:39 +0800
Subject: [PATCH] 配置修改
---
src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java | 276 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 276 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java b/src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java
new file mode 100644
index 0000000..d0abfbf
--- /dev/null
+++ b/src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java
@@ -0,0 +1,276 @@
+package com.genersoft.iot.vmp.conf;
+
+import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
+import com.genersoft.iot.vmp.service.IMediaServerService;
+import org.apache.catalina.connector.ClientAbortException;
+import org.apache.http.HttpHost;
+import org.apache.http.HttpRequest;
+import org.apache.http.HttpResponse;
+import org.mitre.dsmiley.httpproxy.ProxyServlet;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.web.servlet.ServletRegistrationBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.util.ObjectUtils;
+import org.springframework.util.StringUtils;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.net.ConnectException;
+
+/**
+ * @author lin
+ */
+@SuppressWarnings(value = {"rawtypes", "unchecked"})
+@Configuration
+public class ProxyServletConfig {
+
+ private final static Logger logger = LoggerFactory.getLogger(ProxyServletConfig.class);
+
+ @Autowired
+ private IMediaServerService mediaServerService;
+
+ @Value("${server.port}")
+ private int serverPort;
+
+ @Bean
+ public ServletRegistrationBean zlmServletRegistrationBean(){
+ ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new ZlmProxyServlet(),"/zlm/*");
+ servletRegistrationBean.setName("zlm_Proxy");
+ servletRegistrationBean.addInitParameter("targetUri", "http://127.0.0.1:6080");
+ servletRegistrationBean.addUrlMappings();
+ if (logger.isDebugEnabled()) {
+ servletRegistrationBean.addInitParameter("log", "true");
+ }
+ return servletRegistrationBean;
+ }
+
+ class ZlmProxyServlet extends ProxyServlet{
+ @Override
+ protected String rewriteQueryStringFromRequest(HttpServletRequest servletRequest, String queryString) {
+ String queryStr = super.rewriteQueryStringFromRequest(servletRequest, queryString);
+ MediaServerItem mediaInfo = getMediaInfoByUri(servletRequest.getRequestURI());
+ if (mediaInfo != null) {
+ if (!ObjectUtils.isEmpty(queryStr)) {
+ queryStr += "&secret=" + mediaInfo.getSecret();
+ }else {
+ queryStr = "secret=" + mediaInfo.getSecret();
+ }
+ }
+ return queryStr;
+ }
+
+ /**
+ * 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("zlm 代理失败： ", e);
+ } catch (IOException ioException) {
+ if (ioException instanceof ConnectException) {
+ logger.error("zlm 连接失败");
+ } else if (ioException instanceof ClientAbortException) {
+ logger.error("zlm: 用户已中断连接，代理终止");
+ } else {
+ logger.error("zlm 代理失败： ", e);
+ }
+ } catch (RuntimeException exception){
+ logger.error("zlm 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();
+ MediaServerItem 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.getHttpPort());
+ }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();
+ MediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
+ HttpHost host;
+ if (mediaInfo != null) {
+ host = new HttpHost(mediaInfo.getIp(), mediaInfo.getHttpPort());
+ }else {
+ host = new HttpHost("127.0.0.1", serverPort);
+ }
+ return host;
+
+ }
+
+ /**
+ * 根据uri获取流媒体信息
+ */
+ MediaServerItem getMediaInfoByUri(String uri){
+ String[] split = uri.split("/");
+ String mediaServerId = split[2];
+ if ("default".equalsIgnoreCase(mediaServerId)) {
+ return mediaServerService.getDefaultMediaServer();
+ }else {
+ return mediaServerService.getOne(mediaServerId);
+ }
+ }
+
+ /**
+ * 去掉url中的标志信息
+ */
+ @Override
+ protected String rewriteUrlFromRequest(HttpServletRequest servletRequest) {
+ String requestURI = servletRequest.getRequestURI();
+ MediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
+ String url = super.rewriteUrlFromRequest(servletRequest);
+ if (mediaInfo == null) {
+ logger.error("[ZLM服务访问代理]，错误：处理url信息时未找到流媒体信息=>{}", requestURI);
+ return url;
+ }
+ if (!ObjectUtils.isEmpty(mediaInfo.getId())) {
+ url = url.replace(mediaInfo.getId() + "/", "");
+ }
+ return url.replace("default/", "");
+ }
+ }
+
+ @Bean
+ public ServletRegistrationBean recordServletRegistrationBean(){
+ ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new RecordProxyServlet(),"/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 RecordProxyServlet extends ProxyServlet{
+
+ @Override
+ protected String rewriteQueryStringFromRequest(HttpServletRequest servletRequest, String queryString) {
+ String queryStr = super.rewriteQueryStringFromRequest(servletRequest, queryString);
+ MediaServerItem mediaInfo = getMediaInfoByUri(servletRequest.getRequestURI());
+ String remoteHost = String.format("http://%s:%s", mediaInfo.getIp(), mediaInfo.getHttpPort());
+ if (mediaInfo != null) {
+ if (!ObjectUtils.isEmpty(queryStr)) {
+ queryStr += "&remoteHost=" + remoteHost;
+ }else {
+ queryStr = "remoteHost=" + remoteHost;
+ }
+ }
+ return queryStr;
+ }
+
+ /**
+ * 异常处理
+ */
+ @Override
+ protected void handleRequestException(HttpRequest proxyRequest, HttpResponse proxyResponse, Exception e){
+ try {
+ super.handleRequestException(proxyRequest, proxyResponse, 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();
+ MediaServerItem 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();
+ MediaServerItem 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
+ */
+ MediaServerItem getMediaInfoByUri(String uri){
+ String[] split = uri.split("/");
+ String mediaServerId = split[2];
+ if ("default".equalsIgnoreCase(mediaServerId)) {
+ return mediaServerService.getDefaultMediaServer();
+ }else {
+ return mediaServerService.getOne(mediaServerId);
+ }
+
+ }
+
+ /**
+ * 去掉url中的标志信息
+ */
+ @Override
+ protected String rewriteUrlFromRequest(HttpServletRequest servletRequest) {
+ String requestURI = servletRequest.getRequestURI();
+ MediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
+ String url = super.rewriteUrlFromRequest(servletRequest);
+ if (mediaInfo == null) {
+ logger.error("[录像服务访问代理]，错误：处理url信息时未找到流媒体信息=>{}", requestURI);
+ return url;
+ }
+ if (!ObjectUtils.isEmpty(mediaInfo.getId())) {
+ url = url.replace(mediaInfo.getId() + "/", "");
+ }
+ return url.replace("default/", "");
+ }
+ }
+
+}
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