From 78fac69cd569ede0ba5bf900f0df4f65c9229400 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Thu, 19 May 2022 17:00:47 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=AF=E6=8C=81sdp=20ip=20=E9=85=8D=E7=BD=AE?=
 =?UTF-8?q?=E4=B8=BA=E5=9F=9F=E5=90=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../genersoft/iot/vmp/conf/MediaConfig.java   | 24 ++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/conf/MediaConfig.java b/src/main/java/com/genersoft/iot/vmp/conf/MediaConfig.java
index 85f46849..c24e0cad 100644
--- a/src/main/java/com/genersoft/iot/vmp/conf/MediaConfig.java
+++ b/src/main/java/com/genersoft/iot/vmp/conf/MediaConfig.java
@@ -6,6 +6,10 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.util.StringUtils;
 
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.regex.Pattern;
+
 
 @Configuration("mediaConfig")
 public class MediaConfig{
@@ -161,7 +165,18 @@ public class MediaConfig{
         if (StringUtils.isEmpty(sdpIp)){
             return ip;
         }else {
-            return sdpIp;
+            if (isValidIPAddress(sdpIp)) {
+                return sdpIp;
+            }else {
+                // 按照域名解析
+                String hostAddress = null;
+                try {
+                    hostAddress = InetAddress.getByName(sdpIp).getHostAddress();
+                } catch (UnknownHostException e) {
+                    throw new RuntimeException(e);
+                }
+                return hostAddress;
+            }
         }
     }
 
@@ -211,4 +226,11 @@ public class MediaConfig{
         return mediaServerItem;
     }
 
+    private boolean isValidIPAddress(String ipAddress) {
+        if ((ipAddress != null) && (!ipAddress.isEmpty())) {
+            return Pattern.matches("^([1-9]|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])(\\.(\\d|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])){3}$", ipAddress);
+        }
+        return false;
+    }
+
 }