阿里 对象存储OSS 云存储服务

1.简介

对象存储服务(Object Storage Service ,OSS) 是一种 海量、安全、低成本、高可靠的云存储服务，适合存放任意类型的文件。容量和处理能力弹性扩展，多种存储类型供选择，全面优化存储成本。

2.如何使用。参考文档

 

看文档，说的很明白，这里就不演示了

3. SpringCloudAlibaba-OSS

spring-cloud-alibaba/README-zh.md at 2022.x · alibaba/spring-cloud-alibaba · GitHub

好像新版本没有starter了

自己封装一下原生API吧

package com.jmj.gulimall.product.config;import com.aliyun.oss.ClientBuilderConfiguration;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.common.auth.CredentialsProvider;
import com.aliyun.oss.common.auth.DefaultCredentialProvider;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;@Configuration
public class OssClientConfiguration {@Value("${spring.cloud.alicloud.access-key}")private String accessKey;@Value("${spring.cloud.alicloud.secret-key}")private String secretKey;@Value("${spring.cloud.alicloud.endpoint}")private String endpoint;@Beanpublic OSS ossClient() {// 创建OSSClient实例。CredentialsProvider credentialsProvider = new DefaultCredentialProvider(accessKey, secretKey);// 创建ClientBuilderConfiguration。// ClientBuilderConfiguration是OSSClient的配置类，可配置代理、连接超时、最大连接数等参数。ClientBuilderConfiguration conf = new ClientBuilderConfiguration();// 设置Socket层传输数据的超时时间，默认为50000毫秒。conf.setSocketTimeout(10000);// 设置建立连接的超时时间，默认为50000毫秒。conf.setConnectionTimeout(10000);// 设置失败请求重试次数，默认为3次。conf.setMaxErrorRetry(5);OSS ossClient = new OSSClientBuilder().build(endpoint, credentialsProvider,conf);return ossClient;}}

package com.jmj.gulimall.product.ossclient;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.ObjectMetadata;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;@Component
@Slf4j
public class OssClientTemplate {@Autowiredprivate OSS ossClient;public Boolean uploadFile(String bucketName, String objectName, File file) {// 创建PutObjectRequest对象。try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, file);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}return false;}public Boolean uploadFile(String bucketName, String objectName, String content){// 创建PutObjectRequest对象。ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(content.getBytes());try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, byteArrayInputStream);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}finally {if (byteArrayInputStream!=null){try {byteArrayInputStream.close();} catch (IOException e) {e.printStackTrace();}}}return false;}public Boolean uploadFile(String bucketName, String objectName, InputStream inputStream){// 创建PutObjectRequest对象。try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, inputStream);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}finally {if (inputStream!=null){try {//其实流已经被关闭了，我再关闭一下保险一点inputStream.close();} catch (IOException e) {e.printStackTrace();}}}return false;}public Boolean uploadFile(String objectName, InputStream inputStream){// 创建PutObjectRequest对象。return uploadFile("gulimall-jmj", objectName, inputStream);}
}

4.后端签名直传

package com.jmj.gulimall.third.config;import com.aliyun.oss.ClientBuilderConfiguration;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.common.auth.CredentialsProvider;
import com.aliyun.oss.common.auth.DefaultCredentialProvider;
import com.jmj.gulimall.third.ossclient.OssClientTemplate;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;@Configuration
@EnableConfigurationProperties({OssConfigurationProperties.class})
@Slf4j
@RefreshScope //动态从配置中心获取配置
public class OssClientConfiguration {@Autowiredprivate OssConfigurationProperties ossConfigurationProperties;@Beanpublic OSS ossClient() {// 创建OSSClient实例。CredentialsProvider credentialsProvider = new DefaultCredentialProvider(ossConfigurationProperties.getAccessKey(), ossConfigurationProperties.getSecretKey());// 创建ClientBuilderConfiguration。// ClientBuilderConfiguration是OSSClient的配置类，可配置代理、连接超时、最大连接数等参数。ClientBuilderConfiguration conf = new ClientBuilderConfiguration();// 设置是否支持CNAME。CNAME用于将自定义域名绑定到目标Bucket。conf.setSupportCname(true);// 设置Socket层传输数据的超时时间，默认为50000毫秒。conf.setSocketTimeout(10000);// 设置建立连接的超时时间，默认为50000毫秒。conf.setConnectionTimeout(10000);// 设置失败请求重试次数，默认为3次。conf.setMaxErrorRetry(5);OSS ossClient = new OSSClientBuilder().build(ossConfigurationProperties.getEndpoint(), credentialsProvider, conf);log.info("ossClient初始化完成,properties={}",ossConfigurationProperties);return ossClient;}@Beanpublic OssClientTemplate ossClientTemplate(OSS ossClient) {return new OssClientTemplate(ossClient,ossConfigurationProperties);}}

package com.jmj.gulimall.third.config;import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.cloud.context.config.annotation.RefreshScope;@ConfigurationProperties(prefix = "spring.cloud.alicloud")
@Data
@RefreshScope //动态从配置中心获取配置
public class OssConfigurationProperties {private String accessKey;private String secretKey;private String endpoint;private String regionEnd;private String bucket;}

package com.jmj.gulimall.third.controller;import com.aliyun.oss.OSS;
import com.aliyun.oss.common.utils.BinaryUtil;
import com.aliyun.oss.model.MatchMode;
import com.aliyun.oss.model.PolicyConditions;
import com.jmj.gulimall.third.common.R;
import com.jmj.gulimall.third.config.OssConfigurationProperties;
import com.jmj.gulimall.third.ossclient.OssClientTemplate;
import lombok.extern.slf4j.Slf4j;
import org.codehaus.jettison.json.JSONObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;@RestController
@Slf4j
@RequestMapping("/oss")
public class OssController {@Autowiredprivate OssClientTemplate ossClientTemplate;@Autowiredprivate OssConfigurationProperties properties;@GetMapping("/policy")public R policy(HttpServletRequest request, HttpServletResponse response) {// 设置上传回调URL，即回调服务器地址，用于处理应用服务器与OSS之间的通信。OSS会在文件上传完成后，把文件上传信息通过此回调URL发送给应用服务器。
//                String callbackUrl = "https://192.168.0.0:8888";// 设置上传到OSS文件的前缀，可置空此项。置空后，文件将上传至Bucket的根目录下。SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");String formatDate = simpleDateFormat.format(new Date());String dir = formatDate + "/";OSS ossClient = ossClientTemplate.getOssClient();String accessKeyId = properties.getAccessKey();String regionEnd = properties.getRegionEnd();String bucket = properties.getBucket();String host = "https://" + bucket + "." + regionEnd;try {long expireTime = 30;long expireEndTime = System.currentTimeMillis() + expireTime * 1000;Date expiration = new Date(expireEndTime);// PostObject请求最大可支持的文件大小为5 GB，即CONTENT_LENGTH_RANGE为5*1024*1024*1024。PolicyConditions policyConds = new PolicyConditions();policyConds.addConditionItem(PolicyConditions.COND_CONTENT_LENGTH_RANGE, 0, 1048576000);policyConds.addConditionItem(MatchMode.StartWith, PolicyConditions.COND_KEY, dir);String postPolicy = ossClient.generatePostPolicy(expiration, policyConds);byte[] binaryData = postPolicy.getBytes("utf-8");String accessId = accessKeyId;String encodedPolicy = BinaryUtil.toBase64String(binaryData);String postSignature = ossClient.calculatePostSignature(postPolicy);Map<String, String> respMap = new LinkedHashMap<String, String>();respMap.put("accessid", accessId);respMap.put("policy", encodedPolicy);respMap.put("signature", postSignature);respMap.put("dir", dir);respMap.put("host", host);respMap.put("expire", String.valueOf(expireEndTime / 1000));// respMap.put("expire", formatISO8601Date(expiration));return R.ok().put("data",respMap);} catch (Exception e) {// Assert.fail(e.getMessage());log.error(e.getMessage(), e);}return  R.error("上传签名异常");}}

package com.jmj.gulimall.third.ossclient;import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.ObjectMetadata;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import com.jmj.gulimall.third.config.OssConfigurationProperties;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;@Slf4j
public class OssClientTemplate {private OSS ossClient;public OSS getOssClient() {return ossClient;}private OssConfigurationProperties properties;public OssClientTemplate(OSS ossClient, OssConfigurationProperties properties) {this.ossClient = ossClient;this.properties = properties;}public Boolean uploadFile(String bucketName, String objectName, File file) {// 创建PutObjectRequest对象。try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, file);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}return false;}public Boolean uploadFile(String bucketName, String objectName, String content){// 创建PutObjectRequest对象。ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(content.getBytes());try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, byteArrayInputStream);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}finally {if (byteArrayInputStream!=null){try {byteArrayInputStream.close();} catch (IOException e) {e.printStackTrace();}}}return false;}public Boolean uploadFile(String bucketName, String objectName, InputStream inputStream){// 创建PutObjectRequest对象。try {PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, inputStream);// 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。ObjectMetadata metadata = new ObjectMetadata();metadata.setHeader("x-oss-forbid-overwrite", true);// metadata.setObjectAcl(CannedAccessControlList.Private);putObjectRequest.setMetadata(metadata);// 上传文件。PutObjectResult result = ossClient.putObject(putObjectRequest);log.info("上传成功：文件名 {}", objectName);return true;} catch (OSSException oe) {log.error("Caught an OSSException, which means your request made it to OSS, "+ "but was rejected with an error response for some reason.");log.error("Error Message:" + oe.getErrorMessage());log.error("Error Code:" + oe.getErrorCode());log.error("Request ID:" + oe.getRequestId());log.error("Host ID:" + oe.getHostId());} catch (ClientException ce) {log.error("Caught an ClientException, which means the client encountered "+ "a serious internal problem while trying to communicate with OSS, "+ "such as not being able to access the network.");log.error("Error Message:" + ce.getMessage());}finally {if (inputStream!=null){try {//其实流已经被关闭了，我再关闭一下保险一点inputStream.close();} catch (IOException e) {e.printStackTrace();}}}return false;}public Boolean uploadFile(String objectName, InputStream inputStream){// 创建PutObjectRequest对象。return uploadFile(properties.getBucket(), objectName, inputStream);}
}

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