diff --git a/src/main/java/com/example/catchTheLetters/config/MinioConfig.java b/src/main/java/com/example/catchTheLetters/config/MinioConfig.java
deleted file mode 100644
index 2ccff41..0000000
--- a/src/main/java/com/example/catchTheLetters/config/MinioConfig.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package com.example.catchTheLetters.config;
-
-import io.minio.MinioClient;
-import lombok.Data;
-import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-
-@Data
-@Configuration
-@ConfigurationProperties(prefix = "minio")
-public class MinioConfig {
-    private String endpoint;
-    private String bucket;
-    private String accessKey;
-    private String secretKey;
-
-    @Bean
-    public MinioClient minioClient(){
-        return MinioClient.builder()
-                .endpoint(endpoint)
-                .credentials(accessKey, secretKey)
-                .build();
-    }
-
-}
diff --git a/src/main/java/com/example/catchTheLetters/controller/AuthController.java b/src/main/java/com/example/catchTheLetters/controller/AuthController.java
index 9469a5b..489a39f 100644
--- a/src/main/java/com/example/catchTheLetters/controller/AuthController.java
+++ b/src/main/java/com/example/catchTheLetters/controller/AuthController.java
@@ -14,6 +14,7 @@ import jakarta.annotation.Resource;
 import jakarta.validation.constraints.Email;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
 
 /**
  * 认证控制器
@@ -85,4 +86,10 @@ public class AuthController {
     public R<String> emailVerify(@RequestHeader("token") String token, String email, String code) {
         return emailService.verifyEmail(email, code);
     }
+
+    @ApiOperation(value = "上传头像文件")
+    @PostMapping("/upload-avatar")
+    public R<String> uploadAvatar(@RequestHeader("token") String token, MultipartFile file) {
+        return authService.uploadAvatar(token, file);
+    }
 }
diff --git a/src/main/java/com/example/catchTheLetters/controller/LevelController.java b/src/main/java/com/example/catchTheLetters/controller/LevelController.java
index 31c14cc..eeddf40 100644
--- a/src/main/java/com/example/catchTheLetters/controller/LevelController.java
+++ b/src/main/java/com/example/catchTheLetters/controller/LevelController.java
@@ -13,7 +13,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.io.IOException;
 import java.util.List;
 
 /**
@@ -112,9 +111,4 @@ public class LevelController {
     public R<List<VersionDownload>> getNewVersion(){
         return versionService.getNewDownloads();
     }
-
-    @PostMapping("/test")
-    public R<String> testMinio(MultipartFile file) throws Exception {
-        return R.ok(versionService.testMinIO(file));
-    }
-}
\ No newline at end of file
+}
diff --git a/src/main/java/com/example/catchTheLetters/service/AuthService.java b/src/main/java/com/example/catchTheLetters/service/AuthService.java
index 6fa3801..0a48d2f 100644
--- a/src/main/java/com/example/catchTheLetters/service/AuthService.java
+++ b/src/main/java/com/example/catchTheLetters/service/AuthService.java
@@ -5,6 +5,7 @@ import com.example.catchTheLetters.model.dto.RegisterDto;
 import com.example.catchTheLetters.entity.User;
 import com.example.catchTheLetters.model.vo.UserVo;
 import com.example.catchTheLetters.utils.R;
+import org.springframework.web.multipart.MultipartFile;
 
 /**
  * 认证服务接口
@@ -68,4 +69,13 @@ public interface AuthService {
      * @return 新的用户信息
      */
     R<UserVo> update(User user, String token);
+
+    /**
+     * 上传头像
+     *
+     * @param token token
+     * @param file  头像文件
+     * @return 头像地址
+     */
+    R<String> uploadAvatar(String token, MultipartFile file);
 }
diff --git a/src/main/java/com/example/catchTheLetters/service/VersionService.java b/src/main/java/com/example/catchTheLetters/service/VersionService.java
index 37cb539..a4da1f2 100644
--- a/src/main/java/com/example/catchTheLetters/service/VersionService.java
+++ b/src/main/java/com/example/catchTheLetters/service/VersionService.java
@@ -42,6 +42,4 @@ public interface VersionService {
      * @return 版本集合
      */
     R<List<VersionDownload>> getNewDownloads();
-
-    String testMinIO(MultipartFile file) throws Exception;
 }
diff --git a/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java b/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
index 1a5e9ad..6ea74d7 100644
--- a/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
+++ b/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
@@ -10,12 +10,14 @@ import com.example.catchTheLetters.service.AuthService;
 import com.example.catchTheLetters.service.RedisService;
 import com.example.catchTheLetters.utils.DESUtil;
 import com.example.catchTheLetters.utils.JwtUtil;
+import com.example.catchTheLetters.utils.MinioUtil;
 import com.example.catchTheLetters.utils.R;
 import jakarta.annotation.Resource;
 import org.springframework.data.mongodb.core.MongoTemplate;
 import org.springframework.data.mongodb.core.query.Criteria;
 import org.springframework.data.mongodb.core.query.Query;
 import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -34,6 +36,9 @@ public class AuthServiceImpl implements AuthService {
     @Resource
     private DESUtil desUtil;
 
+    @Resource
+    private MinioUtil minioUtil;
+
     @Override
     public R<String> login(LoginDto loginDto) {
         // 根据用户名查询用户信息
@@ -209,4 +214,20 @@ public class AuthServiceImpl implements AuthService {
 
         return R.ok(mongoTemplate.save(verify).toVo());
     }
+
+    @Override
+    public R<String> uploadAvatar(String token, MultipartFile file) {
+        var user = verify(token);
+        if (user == null) {
+            return R.fail(HttpStatus.TOKEN_EXCEPTION.getCode(), HttpStatus.TOKEN_EXCEPTION.getDesc());
+        }
+
+        // 随机生成文件名
+        var fileName = System.currentTimeMillis() + file.getOriginalFilename();
+
+        // 上传头像到minio
+        var success = minioUtil.uploadFile(file, "avatar/" + fileName);
+
+        return success ? R.ok("http://1.14.105.160:9001/catchtheletters/avatar/" + fileName) : R.fail("上传失败");
+    }
 }
diff --git a/src/main/java/com/example/catchTheLetters/service/impl/VersionServiceImpl.java b/src/main/java/com/example/catchTheLetters/service/impl/VersionServiceImpl.java
index bde81f5..7905a70 100644
--- a/src/main/java/com/example/catchTheLetters/service/impl/VersionServiceImpl.java
+++ b/src/main/java/com/example/catchTheLetters/service/impl/VersionServiceImpl.java
@@ -1,15 +1,10 @@
 package com.example.catchTheLetters.service.impl;
 
-import com.example.catchTheLetters.config.MinioConfig;
-import com.example.catchTheLetters.constant.CommonConstant;
 import com.example.catchTheLetters.entity.Version;
 import com.example.catchTheLetters.entity.VersionDownload;
 import com.example.catchTheLetters.service.VersionService;
 import com.example.catchTheLetters.utils.R;
-import io.minio.*;
-import io.minio.errors.*;
 import jakarta.annotation.Resource;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Sort;
 import org.springframework.data.mongodb.core.MongoTemplate;
 import org.springframework.data.mongodb.core.query.Criteria;
@@ -17,11 +12,6 @@ import org.springframework.data.mongodb.core.query.Query;
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
 import java.util.List;
 
 @Service
@@ -30,11 +20,6 @@ public class VersionServiceImpl implements VersionService {
     @Resource
     private MongoTemplate mongoTemplate;
 
-    @Resource
-    private MinioClient minioClient;
-    @Autowired
-    private MinioConfig minioConfig;
-
     @Override
     public Long getVersion(String tableName) {
         var res = mongoTemplate.findOne(new Query(Criteria.where("table").is(tableName)), Version.class);
@@ -75,12 +60,4 @@ public class VersionServiceImpl implements VersionService {
         List<VersionDownload> list = mongoTemplate.find(query, VersionDownload.class);
         return R.ok(list);
     }
-
-    @Override
-    public String testMinIO(MultipartFile file) throws Exception {
-        System.out.println(minioConfig.getBucket());
-        minioClient.makeBucket(MakeBucketArgs.builder().bucket(minioConfig.getBucket()).build());
-//        boolean bucketFound = minioClient.bucketExists(BucketExistsArgs.builder().bucket(minioConfig.getBucket()).build());
-        return "未找到";
-    }
 }
diff --git a/src/main/java/com/example/catchTheLetters/utils/MinioUtil.java b/src/main/java/com/example/catchTheLetters/utils/MinioUtil.java
new file mode 100644
index 0000000..2d84bcc
--- /dev/null
+++ b/src/main/java/com/example/catchTheLetters/utils/MinioUtil.java
@@ -0,0 +1,264 @@
+package com.example.catchTheLetters.utils;
+
+import io.minio.*;
+import io.minio.messages.Item;
+import lombok.Data;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.MediaType;
+import org.springframework.util.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @description minio工具类
+ * @className MinioUtil
+ * @auther spyn
+ */
+
+@Slf4j
+@Data
+@Configuration
+@ConfigurationProperties(prefix = "minio")
+public class MinioUtil {
+
+    private String url;
+
+    private String accessKey;
+
+    private String secretKey;
+
+    private String bucketName;
+
+    private MinioClient minioClient;
+
+    @Bean
+    public MinioClient getMinioClient() {
+        try {
+            minioClient = MinioClient.builder()
+                    .endpoint(url)
+                    .credentials(accessKey, secretKey)
+                    .build();
+            // 如果没有，创建默认桶
+            boolean isExist = checkBucketExist(bucketName);
+            if (!isExist) {
+                boolean isTrue = createBucket(bucketName);
+                if (isTrue) {
+                    log.info("默认桶创建成功");
+                } else {
+                    log.error("默认桶创建失败");
+                    throw new RuntimeException("默认桶创建失败");
+                }
+            }
+        } catch (Exception e) {
+            log.error("初始化minioClient失败", e);
+        }
+        return minioClient;
+    }
+
+    /**
+     * 创建桶
+     * @param bucketName 桶名
+     * @return 是否创建成功
+     */
+    public Boolean createBucket(String bucketName) {
+        if (!StringUtils.hasLength(bucketName)) {
+            log.error("桶名不能为空");
+            return false;
+        }
+        try {
+            boolean isExist = minioClient.bucketExists(BucketExistsArgs.builder().bucket(bucketName).build());
+            if (!isExist) {
+                minioClient.makeBucket(MakeBucketArgs.builder().bucket(bucketName).build());
+                log.info("桶创建成功");
+                return true;
+            } else {
+                log.info("桶已存在");
+                return false;
+            }
+        } catch (Exception e) {
+            log.error("创建bucket失败", e);
+            return false;
+        }
+    }
+
+    /**
+     * 检测桶是否存在
+     * @param bucketName 桶名
+     * @return 是否存在
+     */
+    public Boolean checkBucketExist(String bucketName) {
+        if (!StringUtils.hasLength(bucketName)) {
+            log.error("桶名不能为空");
+            return false;
+        }
+
+        try {
+            return minioClient.bucketExists(BucketExistsArgs.builder().bucket(bucketName).build());
+        } catch (Exception e) {
+            log.error("检测bucket失败", e);
+            return false;
+        }
+    }
+
+    /**
+     * 检测是否存在某个文件
+     * @param bucketName 桶名
+     * @param path 文件路径
+     * @return 是否存在
+     */
+    public Boolean checkFileExist(String bucketName, String path) {
+        if (!StringUtils.hasLength(bucketName) || !StringUtils.hasLength(path)) {
+            log.error("桶名和文件路径不能为空");
+            return false;
+        }
+
+        try {
+            return (checkBucketExist(bucketName) &&
+                    minioClient.statObject(StatObjectArgs.builder().bucket(bucketName).object(path).build()) != null);
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    /**
+     * 删除文件
+     * @param bucketName 桶名
+     * @param path 文件路径
+     * @param isDeep 是否深度删除
+     * @return 是否删除成功
+     */
+    public Boolean deleteFile(String bucketName, String path, Boolean isDeep) {
+        if (!StringUtils.hasLength(bucketName) || !StringUtils.hasLength(path)) {
+            log.error("桶名和文件路径不能为空");
+            return false;
+        }
+
+        try {
+            ListObjectsArgs args = ListObjectsArgs.builder().bucket(bucketName).prefix(path).recursive(isDeep).build();
+            Iterable<Result<Item>> listObjects = minioClient.listObjects(args);
+            listObjects.forEach(objectResult -> {
+                try {
+                    Item item = objectResult.get();
+                    minioClient.removeObject(RemoveObjectArgs.builder().bucket(bucketName).object(item.objectName()).build());
+                } catch (Exception e) {
+                    log.info("删除文件夹中的文件异常", e);
+                    throw new RuntimeException("删除文件夹中的文件异常");
+                }
+            });
+            return true;
+        } catch (Exception e) {
+            log.info("删除失败", e);
+            return false;
+        }
+    }
+
+    /**
+     * 删除文件
+     * @param path 文件路径
+     * @return 是否删除成功
+     */
+    public Boolean deleteFile(String path) {
+        return deleteFile(bucketName, path, true);
+    }
+
+    /**
+     * 上传文件
+     * @param bucketName 桶名
+     * @param file 文件
+     * @param path 路径
+     * @return 是否上传成功
+     */
+    public Boolean uploadFile(String bucketName, MultipartFile file, String path) {
+        if (!StringUtils.hasLength(bucketName) || file == null || !StringUtils.hasLength(path)) {
+            log.error("桶名、文件和路径不能为空");
+            return false;
+        }
+
+        try {
+            // 检查是否有同名文件
+            if (checkFileExist(bucketName, path)) {
+                log.error("已存在同名文件");
+                return false;
+            }
+            // 资源的媒体类型
+            String contentType = MediaType.APPLICATION_OCTET_STREAM_VALUE;//默认未知二进制流
+            InputStream inputStream = file.getInputStream();
+            // 将文件上传到MinIO服务器
+            minioClient.putObject(
+                    PutObjectArgs.builder()
+                            .bucket(bucketName)
+                            .object(path)
+                            .stream(inputStream, file.getSize(), -1)
+                            .contentType(contentType)
+                            .build()
+            );
+            inputStream.close();
+            return true;
+        } catch (Exception e) {
+            log.error("上传文件失败", e);
+            return false;
+        }
+    }
+
+    /**
+     * 上传文件
+     * @param file 文件
+     * @param path 路径
+     * @return 是否上传成功
+     */
+    public Boolean uploadFile(MultipartFile file, String path) {
+        return uploadFile(bucketName, file, path);
+    }
+
+    /**
+     * 上传文件
+     * @param file 文件
+     * @return 是否上传成功
+     */
+    public Boolean uploadFile(MultipartFile file) {
+        return uploadFile(bucketName, file, file.getOriginalFilename());
+    }
+
+    /**
+     * 查看桶内目录树
+     * @param bucketName 桶名
+     * @return 目录树
+     */
+    public List<String> fileList(String bucketName) {
+        if (!StringUtils.hasLength(bucketName)) {
+            log.error("桶名不能为空");
+            return null;
+        }
+
+        try {
+            List<String> list = new ArrayList<>();
+            Iterable<Result<Item>> results = minioClient.listObjects(ListObjectsArgs.builder().bucket(bucketName).recursive(true).build());
+            results.forEach(itemResult -> {
+                try {
+                    Item item = itemResult.get();
+                    list.add(item.objectName());
+                } catch (Exception e) {
+                    log.error("获取文件列表失败", e);
+                }
+            });
+            return list;
+        } catch (Exception e) {
+            log.error("获取文件列表失败", e);
+            return null;
+        }
+    }
+
+    /**
+     * 查看桶内目录树
+     * @return 目录树
+     */
+    public List<String> fileList() {
+        return fileList(bucketName);
+    }
+}
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 6c4ee50..299b8c6 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -25,7 +25,7 @@ spring:
 server:
     port: 3536
 minio:
-    endpoint: http://1.14.105.160:9000
+    endpoint: http://1.14.105.160:9001
     bucket: catchtheletters
-    accessKey: spyn
-    secretKey: pengjunda1
+    accessKey: lOz0abIfahyfs70aCCX6
+    secretKey: ffxkRxt2TLjZcKQqfEAmv5SfcqxvsUnY0bIIitaH