From 1de344674afd6bb35b51b165bbad76dbe6299b7e Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期四, 28 三月 2024 18:08:33 +0800
Subject: [PATCH] 使用冒号分隔redis的key

---
 src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java |  265 ++++++++++++++++++++++++++++++++++++++++++++++++----
 1 files changed, 243 insertions(+), 22 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
index 253904c..a7416a8 100644
--- a/src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java
+++ b/src/main/java/com/genersoft/iot/vmp/conf/ProxyServletConfig.java
@@ -1,42 +1,48 @@
 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.http.HttpHost;
 import org.apache.http.HttpRequest;
 import org.apache.http.HttpResponse;
-import org.apache.http.client.config.RequestConfig;
-import org.apache.http.impl.client.HttpClientBuilder;
+import org.springframework.core.annotation.Order;
 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.StringUtils;
+import org.springframework.util.ObjectUtils;
 
 import javax.servlet.ServletException;
-import javax.servlet.ServletRequest;
-import javax.servlet.ServletResponse;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.net.ConnectException;
-import java.util.Locale;
-import java.util.Map;
 
-
+/**
+ * @author lin
+ */
+@SuppressWarnings(value = {"rawtypes", "unchecked"})
 @Configuration
+@Order(1)
 public class ProxyServletConfig {
 
     private final static Logger logger = LoggerFactory.getLogger(ProxyServletConfig.class);
 
     @Autowired
-    private MediaConfig mediaConfig;
+    private IMediaServerService mediaServerService;
+
+    @Value("${server.port}")
+    private int serverPort;
 
     @Bean
     public ServletRegistrationBean zlmServletRegistrationBean(){
-        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new ZLMProxySerlet(),"/zlm/*");
+        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new ZlmProxyServlet(),"/zlm/*");
         servletRegistrationBean.setName("zlm_Proxy");
-        servletRegistrationBean.addInitParameter("targetUri", String.format("http://%s:%s", mediaConfig.getIp(), mediaConfig.getHttpPort()));
+        servletRegistrationBean.addInitParameter("targetUri", "http://127.0.0.1:6080");
         servletRegistrationBean.addUrlMappings();
         if (logger.isDebugEnabled()) {
             servletRegistrationBean.addInitParameter("log", "true");
@@ -44,25 +50,38 @@
         return servletRegistrationBean;
     }
 
-    class  ZLMProxySerlet extends ProxyServlet{
-
-
-
+    class ZlmProxyServlet extends ProxyServlet{
         @Override
         protected String rewriteQueryStringFromRequest(HttpServletRequest servletRequest, String queryString) {
             String queryStr = super.rewriteQueryStringFromRequest(servletRequest, queryString);
-            if (queryStr != null) {
-                queryStr += "&";
-            }else {
-                queryStr = "?";
+            MediaServerItem mediaInfo = getMediaInfoByUri(servletRequest.getRequestURI());
+            if (mediaInfo != null) {
+                if (!ObjectUtils.isEmpty(queryStr)) {
+                    queryStr += "&secret=" + mediaInfo.getSecret();
+                }else {
+                    queryStr = "secret=" + mediaInfo.getSecret();
+                }
             }
-            queryStr += "secret=" + mediaConfig.getSecret();
             return queryStr;
         }
 
+
+        @Override
+        protected HttpResponse doExecute(HttpServletRequest servletRequest, HttpServletResponse servletResponse,
+                                         HttpRequest proxyRequest) throws IOException {
+            HttpResponse response = super.doExecute(servletRequest, servletResponse, proxyRequest);
+            response.removeHeaders("Access-Control-Allow-Origin");
+            response.setHeader("Access-Control-Allow-Credentials","true");
+            response.removeHeaders("Access-Control-Allow-Credentials");
+
+            return response;
+        }
+
+        /**
+         * 寮傚父澶勭悊
+         */
         @Override
         protected void handleRequestException(HttpRequest proxyRequest, HttpResponse proxyResonse, Exception e){
-            System.out.println(e.getMessage());
             try {
                 super.handleRequestException(proxyRequest, proxyResonse, e);
             } catch (ServletException servletException) {
@@ -70,13 +89,215 @@
             } catch (IOException ioException) {
                 if (ioException instanceof ConnectException) {
                     logger.error("zlm 杩炴帴澶辫触");
-                }else {
+                }  else {
                     logger.error("zlm 浠g悊澶辫触锛� ", e);
                 }
             } catch (RuntimeException exception){
                 logger.error("zlm 浠g悊澶辫触锛� ", e);
             }
         }
+
+        /**
+         * 瀵逛簬涓烘寜鐓ф牸寮忚姹傜殑鍙互鐩存帴杩斿洖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"; // 鍙槸涓�涓兘杩斿洖404鐨勮姹傝�屽凡锛� 鍏朵粬鐨勪篃鍙互
+            }
+            return uri;
+        }
+
+        /**
+         * 鍔ㄦ�佹浛鎹㈣姹傜洰鏍�
+         */
+        @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;
+
+        }
+
+        /**
+         * 鏍规嵁uri鑾峰彇娴佸獟浣撲俊鎭�
+         */
+        MediaServerItem getMediaInfoByUri(String uri){
+            String[] split = uri.split("/");
+            String mediaServerId = split[2];
+            if ("default".equalsIgnoreCase(mediaServerId)) {
+                return mediaServerService.getDefaultMediaServer();
+            }else {
+                return mediaServerService.getOne(mediaServerId);
+            }
+        }
+
+        /**
+         * 鍘绘帀url涓殑鏍囧織淇℃伅
+         */
+        @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鏈嶅姟璁块棶浠g悊]锛岄敊璇細澶勭悊url淇℃伅鏃舵湭鎵惧埌娴佸獟浣撲俊鎭�=>{}", 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());
+            if (mediaInfo == null) {
+                return null;
+            }
+            String remoteHost = String.format("http://%s:%s", mediaInfo.getStreamIp(), mediaInfo.getRecordAssistPort());
+            if (!ObjectUtils.isEmpty(queryStr)) {
+                queryStr += "&remoteHost=" + remoteHost;
+            }else {
+                queryStr = "remoteHost=" + remoteHost;
+            }
+            return queryStr;
+        }
+
+
+        @Override
+        protected HttpResponse doExecute(HttpServletRequest servletRequest, HttpServletResponse servletResponse,
+                                         HttpRequest proxyRequest) throws IOException {
+            HttpResponse response = super.doExecute(servletRequest, servletResponse, proxyRequest);
+            String origin = servletRequest.getHeader("origin");
+            response.setHeader("Access-Control-Allow-Origin",origin);
+            response.setHeader("Access-Control-Allow-Credentials","true");
+
+            return response;
+        }
+
+        /**
+         * 寮傚父澶勭悊
+         */
+        @Override
+        protected void handleRequestException(HttpRequest proxyRequest, HttpResponse proxyResponse, Exception e){
+            try {
+                super.handleRequestException(proxyRequest, proxyResponse, e);
+            } catch (ServletException servletException) {
+                logger.error("褰曞儚鏈嶅姟 浠g悊澶辫触锛� ", e);
+            } catch (IOException ioException) {
+                if (ioException instanceof ConnectException) {
+                    logger.error("褰曞儚鏈嶅姟 杩炴帴澶辫触");
+//                }else if (ioException instanceof ClientAbortException) {
+//                    /**
+//                     * TODO 浣跨敤杩欎釜浠g悊搴撳疄鐜颁唬鐞嗗湪閬囧埌浠g悊瑙嗛鏂囦欢鏃讹紝濡傛灉鏄�206缁撴灉锛屼細閬囧埌鎶ラ敊铔嬪競鐩墠鍔熻兘姝e父锛�
+//                     * TODO 鏆傛椂鍘婚櫎寮傚父澶勭悊銆傚悗缁娇鐢ㄥ叾浠栦唬鐞嗘鏋朵慨鏀规祴璇�
+//                     */
+
+                }else {
+                    logger.error("褰曞儚鏈嶅姟 浠g悊澶辫触锛� ", e);
+                }
+            } catch (RuntimeException exception){
+                logger.error("褰曞儚鏈嶅姟 浠g悊澶辫触锛� ", e);
+            }
+        }
+
+        /**
+         * 瀵逛簬涓烘寜鐓ф牸寮忚姹傜殑鍙互鐩存帴杩斿洖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"; // 鍙槸涓�涓兘杩斿洖404鐨勮姹傝�屽凡锛� 鍏朵粬鐨勪篃鍙互
+            }
+            return uri;
+        }
+
+        /**
+         * 鍔ㄦ�佹浛鎹㈣姹傜洰鏍�
+         */
+        @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;
+
+        }
+
+        /**
+         * 鏍规嵁uri鑾峰彇娴佸獟浣撲俊鎭�
+         */
+        MediaServerItem getMediaInfoByUri(String uri){
+            String[] split = uri.split("/");
+            String mediaServerId = split[2];
+            if ("default".equalsIgnoreCase(mediaServerId)) {
+                return mediaServerService.getDefaultMediaServer();
+            }else {
+                return mediaServerService.getOne(mediaServerId);
+            }
+
+        }
+
+        /**
+         * 鍘绘帀url涓殑鏍囧織淇℃伅
+         */
+        @Override
+        protected String rewriteUrlFromRequest(HttpServletRequest servletRequest) {
+            String requestURI = servletRequest.getRequestURI();
+            MediaServerItem mediaInfo = getMediaInfoByUri(requestURI);
+            String url = super.rewriteUrlFromRequest(servletRequest);
+            if (mediaInfo == null) {
+                logger.error("[褰曞儚鏈嶅姟璁块棶浠g悊]锛岄敊璇細澶勭悊url淇℃伅鏃舵湭鎵惧埌娴佸獟浣撲俊鎭�=>{}", requestURI);
+                return  url;
+            }
+            if (!ObjectUtils.isEmpty(mediaInfo.getId())) {
+                url = url.replace(mediaInfo.getId() + "/", "");
+            }
+            return url.replace("default/", "");
+        }
     }
 
 }

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