diff --git a/luoo_music/src/main/java/com/luoo/music/config/AwsS3Config.java b/luoo_music/src/main/java/com/luoo/music/config/AwsS3Config.java
index 853949c..20e6676 100644
--- a/luoo_music/src/main/java/com/luoo/music/config/AwsS3Config.java
+++ b/luoo_music/src/main/java/com/luoo/music/config/AwsS3Config.java
@@ -20,10 +20,10 @@ public class AwsS3Config {
     @Bean
     public S3Client s3Client(){
 //        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("GLwHmLTZ05Kw9RyCGJXnIkua", "ynOBIqdNXH5HBgrVA29DTn4cUSh1wAI");
-        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("YaUJkVdm3btJxproam5a", "sCkKJdcImazyae1aHWIMAGg9XZLRGh3XXYerAB48");
+        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("c1exJ7ANL18OpMOtdCq7", "tHaEqbdLbsg7EivlT8mQyG1JwFNO8ZSpqW7KUte4");
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Client s3 = S3Client.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .credentialsProvider(StaticCredentialsProvider.create(awsBasicCredentials))
                 .region(region)
                 .serviceConfiguration(s3Config)
@@ -36,7 +36,7 @@ public class AwsS3Config {
     public S3Presigner s3Presigner(){
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Presigner presigner = S3Presigner.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .region(region)
                 .build();
 
diff --git a/luoo_music/src/main/java/com/luoo/music/controller/JournalController.java b/luoo_music/src/main/java/com/luoo/music/controller/JournalController.java
index ac35068..5551d87 100644
--- a/luoo_music/src/main/java/com/luoo/music/controller/JournalController.java
+++ b/luoo_music/src/main/java/com/luoo/music/controller/JournalController.java
@@ -1,9 +1,6 @@
 package com.luoo.music.controller;
 
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
+import java.util.*;
 import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
@@ -18,6 +15,7 @@ import com.luoo.music.dto.response.JournalRespDTO;
 import com.luoo.music.dto.response.SongRespDTO;
 import com.luoo.music.dto.response.TagDTO;
 import io.swagger.annotations.*;
+import org.apache.commons.lang.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.PageRequest;
 import org.springframework.data.mongodb.core.MongoTemplate;
@@ -80,10 +78,32 @@ public class JournalController {
 		UserLoginDto user = jwtUtil.getUserLoginDto(authorization);
 		updateQuery(user,queryReq);
 		List<JournalRespDTO> pageList=journalService.queryJournalByPage(queryReq);
+		pageList = pageList.stream().map(journalRespDTO -> randomCDN(journalRespDTO)).collect(Collectors.toList());
 		Set<String> journalCollectSet = getJournalCollectSet(user);
 		updateCollectStatus(pageList,journalCollectSet);
 		return Result.success(new PageResult<JournalRespDTO>(Long.valueOf(pageList.size()), pageList));
 	}
+
+	private JournalRespDTO randomCDN(JournalRespDTO journalRespDTO) {
+//		Random random = new Random();
+//		int randomNum = random.nextInt(2)+1;
+
+		Random random = new Random();
+		int rate = random.nextInt(100);
+//		int randomNum = random.nextInt(2)+1;
+		int randomNum =1;
+		if  (rate>20) {
+			randomNum =2;
+		}
+		if (StringUtils.isNotEmpty(journalRespDTO.getImage())){
+			journalRespDTO.setImage(journalRespDTO.getImage().replaceFirst("cdn1","cdn"+randomNum));
+			journalRespDTO.setImage(journalRespDTO.getImage().replaceFirst("cdn2","cdn"+randomNum));
+		}
+
+		return journalRespDTO;
+	}
+
+
 	
 	private void updateCollectStatus(List<JournalRespDTO> pageList, Set<String> journalCollectSet) {
 		pageList.forEach(j->{
@@ -125,6 +145,7 @@ public class JournalController {
 		Set<String> journalCollectSet =  getMyCollectSet(user.getUserId(),queryReq.getUserId(),objectIds);
 		List<JournalRespDTO> list = pageList.stream().map(a -> JournalMapper.getJournalRespDTO(a, journalCollectSet))
 				.collect(Collectors.toList());
+		list = list.stream().map(journalRespDTO -> randomCDN(journalRespDTO)).collect(Collectors.toList());
 		return Result.success(new PageResult<JournalRespDTO>(Long.valueOf(list.size()), list));
 	}
 	
@@ -199,6 +220,7 @@ public class JournalController {
 		
 		boolean isCollect=null == user ? false:userCollectInfoService.isCollect(user.getUserId(),id, CollectTypeEnum.JOURNAL);
 		journalRespDTO.setHaveCollect(isCollect);
+		journalRespDTO = randomCDN(journalRespDTO);
 		return Result.success(journalRespDTO);
 	}
 
@@ -218,6 +240,7 @@ public class JournalController {
 		}
 		boolean isCollect=null == user ? false:userCollectInfoService.isCollect(user.getUserId(),journalRespDTO.getId(), CollectTypeEnum.JOURNAL);
 		journalRespDTO.setHaveCollect(isCollect);
+		journalRespDTO = randomCDN(journalRespDTO);
 		return Result.success(journalRespDTO);
 	}
 	private boolean isLatest10(String journalNo) {
@@ -261,7 +284,7 @@ public class JournalController {
 				: userCollectInfoService.getCollectSet(user.getUserId(),ids, CollectTypeEnum.JOURNAL);
 		List<JournalRespDTO> list = journals.stream().map(a -> JournalMapper.getJournalRespDTO(a, journalCollectSet))
 				.collect(Collectors.toList());
-		
+		list = list.stream().map(journalRespDTO -> randomCDN(journalRespDTO)).collect(Collectors.toList());
 		return Result.success(list);
 	}
 	
diff --git a/luoo_music/src/main/java/com/luoo/music/controller/SongController.java b/luoo_music/src/main/java/com/luoo/music/controller/SongController.java
index cd2996a..5af70c2 100644
--- a/luoo_music/src/main/java/com/luoo/music/controller/SongController.java
+++ b/luoo_music/src/main/java/com/luoo/music/controller/SongController.java
@@ -21,6 +21,7 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiImplicitParam;
 import io.swagger.annotations.ApiImplicitParams;
 import io.swagger.annotations.ApiOperation;
+import org.springframework.util.StringUtils;
 import util.JwtUtil;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -28,10 +29,7 @@ import org.springframework.data.domain.PageRequest;
 import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
+import java.util.*;
 import java.util.stream.Collectors;
 
 @RestController
@@ -71,16 +69,42 @@ public class SongController {
 			return Result.unauthorized(null);
 		}
 		List<SongRespDTO> results = journalSongService.findByJournalNo(journalNo);
+		results = results.stream().map(songRespDTO -> randomCDN(songRespDTO)).collect(Collectors.toList());
 		Set<String> songCollectSet = getSongCollectSet(results,user);
 		updateCollectStatus(results,songCollectSet);
 		return Result.success(results);
 	}
-	
+
+
+	private SongRespDTO randomCDN(SongRespDTO s){
+		Random random = new Random();
+		int rate = random.nextInt(100);
+//		int randomNum = random.nextInt(2)+1;
+		int randomNum =1;
+		if  (rate>20) {
+			randomNum =2;
+		}
+		if (!StringUtils.isEmpty(s.getLrc())){
+			s.setLrc(s.getLrc().replaceFirst("cdn1","cdn"+randomNum));
+			s.setLrc(s.getLrc().replaceFirst("cdn2","cdn"+randomNum));
+		}
+		if (!StringUtils.isEmpty(s.getSrc())){
+			s.setSrc(s.getSrc().replaceFirst("cdn1","cdn"+randomNum));
+			s.setSrc(s.getSrc().replaceFirst("cdn2","cdn"+randomNum));
+		}
+		if (!StringUtils.isEmpty(s.getPic())){
+			s.setPic(s.getPic().replaceFirst("cdn1","cdn"+randomNum));
+			s.setPic(s.getPic().replaceFirst("cdn2","cdn"+randomNum));
+		}
+		return s;
+	}
 	@ApiOperation(value = "1.1 根据期刊id查询歌曲信息", notes = "仅用于外部分享")
 	@GetMapping("/journalId/{journalId}")
 	@GlobalInterceptor
 	public Result<List<SongRespDTO>> getByJournalId(@PathVariable String journalId) {
-		return Result.success(journalSongService.findByJournalId(journalId));
+		List<SongRespDTO> list = journalSongService.findByJournalId(journalId);
+		list = list.stream().map(songRespDTO -> randomCDN(songRespDTO)).collect(Collectors.toList());
+		return Result.success(list);
 	}
 
 	private void updateCollectStatus(List<SongRespDTO> results, Set<String> songCollectSet) {
@@ -120,6 +144,7 @@ public class SongController {
 		Set<String> songCollectSet =  getMyCollectSet(loginUserId,queryUserId,objectIds,isJouranlSource);
 		List<SongRespDTO> results = songs.stream().map(s -> SongMapper.getSongRespDTO(s, songCollectSet))
 				.collect(Collectors.toList());
+		results = results.stream().map(songRespDTO -> randomCDN(songRespDTO)).collect(Collectors.toList());
 		return Result.success(new PageResult<SongRespDTO>(Long.valueOf(results.size()), results));
 	}
 
@@ -157,6 +182,7 @@ public class SongController {
 		
 		List<SongRespDTO> results = songs.stream().map(s -> SongMapper.getSongRespDTO(s, songCollectSet))
 				.collect(Collectors.toList());
+		results = results.stream().map(songRespDTO -> randomCDN(songRespDTO)).collect(Collectors.toList());
 		return Result.success(results);
 	}
 
@@ -173,6 +199,7 @@ public class SongController {
 		SongRespDTO songRespDTO=SongMapper.getSongRespDTO(song);
 		boolean isCollect=null == user ? false:userCollectInfoService.isCollect(user.getUserId(),id, CollectTypeEnum.SONG);
 		songRespDTO.setHaveCollect(isCollect);
+		songRespDTO = randomCDN(songRespDTO);
 		return Result.success(songRespDTO);
 	}
 }
diff --git a/luoo_tag/src/main/java/com/luoo/tag/config/AwsS3Config.java b/luoo_tag/src/main/java/com/luoo/tag/config/AwsS3Config.java
index 909a784..dd9bb8b 100644
--- a/luoo_tag/src/main/java/com/luoo/tag/config/AwsS3Config.java
+++ b/luoo_tag/src/main/java/com/luoo/tag/config/AwsS3Config.java
@@ -19,10 +19,10 @@ public class AwsS3Config {
     @Bean
     public S3Client s3Client(){
 //        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("GLwHmLTZ05Kw9RyCGJXnIkua", "ynOBIqdNXH5HBgrVA29DTn4cUSh1wAI");
-        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("YaUJkVdm3btJxproam5a", "sCkKJdcImazyae1aHWIMAGg9XZLRGh3XXYerAB48");
+        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("c1exJ7ANL18OpMOtdCq7", "tHaEqbdLbsg7EivlT8mQyG1JwFNO8ZSpqW7KUte4");
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Client s3 = S3Client.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .credentialsProvider(StaticCredentialsProvider.create(awsBasicCredentials))
                 .region(region)
                 .serviceConfiguration(s3Config)
@@ -35,7 +35,7 @@ public class AwsS3Config {
     public S3Presigner s3Presigner(){
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Presigner presigner = S3Presigner.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .region(region)
                 .build();
 
diff --git a/luoo_user/src/main/java/com/luoo/user/config/AwsS3Config.java b/luoo_user/src/main/java/com/luoo/user/config/AwsS3Config.java
index 9452d8e..12a9be6 100644
--- a/luoo_user/src/main/java/com/luoo/user/config/AwsS3Config.java
+++ b/luoo_user/src/main/java/com/luoo/user/config/AwsS3Config.java
@@ -29,10 +29,10 @@ public class AwsS3Config {
     @Bean
     public S3Client s3Client(){
 //        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("GLwHmLTZ05Kw9RyCGJXnIkua", "ynOBIqdNXH5HBgrVA29DTn4cUSh1wAI");
-        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("YaUJkVdm3btJxproam5a", "sCkKJdcImazyae1aHWIMAGg9XZLRGh3XXYerAB48");
+        AwsBasicCredentials awsBasicCredentials = AwsBasicCredentials.create("c1exJ7ANL18OpMOtdCq7", "tHaEqbdLbsg7EivlT8mQyG1JwFNO8ZSpqW7KUte4");
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Client s3 = S3Client.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .credentialsProvider(StaticCredentialsProvider.create(awsBasicCredentials))
                 .region(region)
                 .serviceConfiguration(s3Config)
@@ -45,7 +45,7 @@ public class AwsS3Config {
     public S3Presigner s3Presigner(){
         S3Configuration s3Config = S3Configuration.builder().pathStyleAccessEnabled(true).build();
         S3Presigner presigner = S3Presigner.builder()
-                .endpointOverride(URI.create("http://cdn1.indie.cn:19000/"))
+                .endpointOverride(URI.create("http://cdn2.indie.cn:19000/"))
                 .region(region)
                 .build();