Minio文件存储

下载

https://www.minio.org.cn/download.shtml#/windows

启动

minio.exe server C:\zhushanglin\WindowsSoft\minio\uploadFile

登录

localhost:9000

使用

第一步 创建桶

第二步 设置权限策略

第三步 添加依赖

        <!-- Minio 文件存储 -->
        <dependency>
            <groupId>io.minio</groupId>
            <artifactId>minio</artifactId>
            <version>8.2.1</version>
        </dependency>

yml配置

# Minio配置
minio:
  url: http://localhost:9000
  accessKey: minioadmin
  secretKey: minioadmin
  bucketName: defect

MinioConfig配置

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.minio.MinioClient;

/**
 * Minio 配置信息
 *
 */
@Configuration
@ConfigurationProperties(prefix = "minio")
public class MinioConfig
{
    /**
     * 服务地址
     */
    private static String url;

    /**
     * 用户名
     */
    private static String accessKey;

    /**
     * 密码
     */
    private static String secretKey;

    /**
     * 存储桶名称
     */
    private static String bucketName;

    public static String getUrl()
    {
        return url;
    }

    public void setUrl(String url)
    {
        MinioConfig.url = url;
    }

    public static String getAccessKey()
    {
        return accessKey;
    }

    public void setAccessKey(String accessKey)
    {
        MinioConfig.accessKey = accessKey;
    }

    public static String getSecretKey()
    {
        return secretKey;
    }

    public void setSecretKey(String secretKey)
    {
        MinioConfig.secretKey = secretKey;
    }

    public static String getBucketName()
    {
        return bucketName;
    }

    public void setBucketName(String bucketName)
    {
        MinioConfig.bucketName = bucketName;
    }

    @Bean
    public MinioClient getMinioClient()
    {
        return MinioClient.builder().endpoint(url).credentials(accessKey, secretKey).build();
    }
}

MinioUtil

import java.io.IOException;
import java.io.InputStream;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.utils.ServletUtils;
import com.ruoyi.common.utils.spring.SpringUtils;
import io.minio.GetPresignedObjectUrlArgs;
import io.minio.MinioClient;
import io.minio.PutObjectArgs;
import io.minio.http.Method;

/**
 * Minio 文件存储工具类
 * 
 */
public class MinioUtil
{
    /**
     * 上传文件
     * 
     * @param bucketName 桶名称
     * @param fileName
     * @throws IOException
     */
    public static String uploadFile(String bucketName, String fileName, MultipartFile multipartFile) throws IOException
    {
        String url = "";
        MinioClient minioClient = SpringUtils.getBean(MinioClient.class);
        try (InputStream inputStream = multipartFile.getInputStream())
        {
            minioClient.putObject(PutObjectArgs.builder().bucket(bucketName).object(fileName).stream(inputStream, multipartFile.getSize(), -1).contentType(multipartFile.getContentType()).build());
            url = minioClient.getPresignedObjectUrl(GetPresignedObjectUrlArgs.builder().bucket(bucketName).object(fileName).method(Method.GET).build());
            url = url.substring(0, url.indexOf('?'));
            return ServletUtils.urlDecode(url);
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }
}

FileUploadUtils

import java.io.File;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.Objects;
import org.apache.commons.io.FilenameUtils;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.config.MinioConfig;
import com.ruoyi.common.config.RuoYiConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
import com.ruoyi.common.exception.file.FileSizeLimitExceededException;
import com.ruoyi.common.exception.file.InvalidExtensionException;
import com.ruoyi.common.utils.DateUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.uuid.Seq;

/**
 * 文件上传工具类
 * 
 */
public class FileUploadUtils
{
    /**
     * 默认大小 50M
     */
    public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;

    /**
     * 默认的文件名最大长度 100
     */
    public static final int DEFAULT_FILE_NAME_LENGTH = 100;

    /**
     * 本地默认上传的地址
     */
    private static String defaultBaseDir = RuoYiConfig.getProfile();
    
    /**
     * Minio默认上传的地址
     */
    private static String bucketName = MinioConfig.getBucketName();

    public static void setDefaultBaseDir(String defaultBaseDir)
    {
        FileUploadUtils.defaultBaseDir = defaultBaseDir;
    }

    public static String getDefaultBaseDir()
    {
        return defaultBaseDir;
    }
    
    public static String getBucketName()
    {
        return bucketName;
    }

    /**
     * 以默认配置进行文件上传
     *
     * @param file 上传的文件
     * @return 文件名称
     * @throws Exception
     */
    public static final String upload(MultipartFile file) throws IOException
    {
        try
        {
            return upload(getDefaultBaseDir(), file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }

    /**
     * 根据文件路径上传
     *
     * @param baseDir 相对应用的基目录
     * @param file 上传的文件
     * @return 文件名称
     * @throws IOException
     */
    public static final String upload(String baseDir, MultipartFile file) throws IOException
    {
        try
        {
            return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }

    /**
     * 文件上传
     *
     * @param baseDir 相对应用的基目录
     * @param file 上传的文件
     * @param allowedExtension 上传文件类型
     * @return 返回上传成功的文件名
     * @throws FileSizeLimitExceededException 如果超出最大大小
     * @throws FileNameLengthLimitExceededException 文件名太长
     * @throws IOException 比如读写文件出错时
     * @throws InvalidExtensionException 文件校验异常
     */
    public static final String upload(String baseDir, MultipartFile file, String[] allowedExtension)
            throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
            InvalidExtensionException
    {
        int fileNamelength = Objects.requireNonNull(file.getOriginalFilename()).length();
        if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH)
        {
            throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
        }

        assertAllowed(file, allowedExtension);

        String fileName = extractFilename(file);

        String absPath = getAbsoluteFile(baseDir, fileName).getAbsolutePath();
        file.transferTo(Paths.get(absPath));
        return getPathFileName(baseDir, fileName);
    }

    /**
     * 以默认BucketName配置上传到Minio服务器
     *
     * @param file 上传的文件
     * @return 文件名称
     * @throws Exception
     */
    public static final String uploadMinio(MultipartFile file) throws IOException
    {
        try
        {
            return uploadMinino(getBucketName(), file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }
    
    /**
     * 自定义bucketName配置上传到Minio服务器
     *
     * @param file 上传的文件
     * @return 文件名称
     * @throws Exception
     */
    public static final String uploadMinio(MultipartFile file, String bucketName) throws IOException
    {
        try
        {
            return uploadMinino(bucketName, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }

    private static final String uploadMinino(String bucketName, MultipartFile file, String[] allowedExtension)
            throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
            InvalidExtensionException
    {
        int fileNamelength = file.getOriginalFilename().length();
        if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH)
        {
            throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
        }
        assertAllowed(file, allowedExtension);
        try
        {
            String fileName = extractFilename(file);
            String pathFileName = MinioUtil.uploadFile(bucketName, fileName, file);
            return pathFileName;
        }
        catch (Exception e)
        {
            throw new IOException(e.getMessage(), e);
        }
    }

    /**
     * 编码文件名
     */
    public static final String extractFilename(MultipartFile file)
    {
        return StringUtils.format("{}/{}_{}.{}", DateUtils.datePath(),
                FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), getExtension(file));
    }

    public static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException
    {
        File desc = new File(uploadDir + File.separator + fileName);

        if (!desc.exists())
        {
            if (!desc.getParentFile().exists())
            {
                desc.getParentFile().mkdirs();
            }
        }
        return desc;
    }

    public static final String getPathFileName(String uploadDir, String fileName) throws IOException
    {
        int dirLastIndex = RuoYiConfig.getProfile().length() + 1;
        String currentDir = StringUtils.substring(uploadDir, dirLastIndex);
        return Constants.RESOURCE_PREFIX + "/" + currentDir + "/" + fileName;
    }

    /**
     * 文件大小校验
     *
     * @param file 上传的文件
     * @return
     * @throws FileSizeLimitExceededException 如果超出最大大小
     * @throws InvalidExtensionException
     */
    public static final void assertAllowed(MultipartFile file, String[] allowedExtension)
            throws FileSizeLimitExceededException, InvalidExtensionException
    {
        long size = file.getSize();
        if (size > DEFAULT_MAX_SIZE)
        {
            throw new FileSizeLimitExceededException(DEFAULT_MAX_SIZE / 1024 / 1024);
        }

        String fileName = file.getOriginalFilename();
        String extension = getExtension(file);
        if (allowedExtension != null && !isAllowedExtension(extension, allowedExtension))
        {
            if (allowedExtension == MimeTypeUtils.IMAGE_EXTENSION)
            {
                throw new InvalidExtensionException.InvalidImageExtensionException(allowedExtension, extension,
                        fileName);
            }
            else if (allowedExtension == MimeTypeUtils.FLASH_EXTENSION)
            {
                throw new InvalidExtensionException.InvalidFlashExtensionException(allowedExtension, extension,
                        fileName);
            }
            else if (allowedExtension == MimeTypeUtils.MEDIA_EXTENSION)
            {
                throw new InvalidExtensionException.InvalidMediaExtensionException(allowedExtension, extension,
                        fileName);
            }
            else if (allowedExtension == MimeTypeUtils.VIDEO_EXTENSION)
            {
                throw new InvalidExtensionException.InvalidVideoExtensionException(allowedExtension, extension,
                        fileName);
            }
            else
            {
                throw new InvalidExtensionException(allowedExtension, extension, fileName);
            }
        }
    }

    /**
     * 判断MIME类型是否是允许的MIME类型
     *
     * @param extension
     * @param allowedExtension
     * @return
     */
    public static final boolean isAllowedExtension(String extension, String[] allowedExtension)
    {
        for (String str : allowedExtension)
        {
            if (str.equalsIgnoreCase(extension))
            {
                return true;
            }
        }
        return false;
    }

    /**
     * 获取文件名的后缀
     * 
     * @param file 表单文件
     * @return 后缀名
     */
    public static final String getExtension(MultipartFile file)
    {
        String extension = FilenameUtils.getExtension(file.getOriginalFilename());
        if (StringUtils.isEmpty(extension))
        {
            extension = MimeTypeUtils.getExtension(Objects.requireNonNull(file.getContentType()));
        }
        return extension;
    }
}

controller

    /**
     * 自定义 Minio 服务器上传请求
     */
    @PostMapping("/uploadMinio")
    @ResponseBody
    public AjaxResult uploadFileMinio(MultipartFile file) throws Exception
    {
        try
        {
            // 上传并返回新文件名称
            String fileName = FileUploadUtils.uploadMinio(file);
            AjaxResult ajax = AjaxResult.success();
            ajax.put("url", fileName);
            ajax.put("fileName", fileName);
            ajax.put("newFileName", FileUtils.getName(fileName));
            ajax.put("originalFilename", file.getOriginalFilename());
            return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }

测试