支持sdp ip 配置为域名

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;
+    }
+
 }