sean.zhou
2022-07-22 9b2eedb85d53ca32610c32c6e50b5230ab3b16cf
src/main/java/com/dji/sample/component/oss/service/impl/AliyunOssServiceImpl.java
@@ -1,13 +1,16 @@
package com.dji.sample.component.oss.service.impl;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.model.OSSObject;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.sts.model.v20150401.AssumeRoleRequest;
import com.aliyuncs.sts.model.v20150401.AssumeRoleResponse;
import com.dji.sample.component.oss.model.AliyunOSSConfiguration;
import com.dji.sample.component.oss.model.OssConfiguration;
import com.dji.sample.component.oss.model.enums.OssTypeEnum;
import com.dji.sample.component.oss.service.IOssService;
import com.dji.sample.media.model.CredentialsDTO;
import lombok.extern.slf4j.Slf4j;
@@ -15,6 +18,8 @@
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Date;
@@ -27,24 +32,29 @@
@Slf4j
public class AliyunOssServiceImpl implements IOssService {
    @Autowired(required = false)
    private OSS ossClient;
    @Autowired
    public OssConfiguration configuration;
    @Override
    public String getOssType() {
        return OssTypeEnum.ALIYUN.getType();
    }
    @Override
    public CredentialsDTO getCredentials() {
        try {
            DefaultProfile profile = DefaultProfile.getProfile(
                    AliyunOSSConfiguration.region, AliyunOSSConfiguration.accessKey, AliyunOSSConfiguration.secretKey);
                    configuration.getRegion(), configuration.getAccessKey(), configuration.getSecretKey());
            IAcsClient client = new DefaultAcsClient(profile);
            AssumeRoleRequest request = new AssumeRoleRequest();
            request.setDurationSeconds(AliyunOSSConfiguration.expire);
            request.setRoleArn(AliyunOSSConfiguration.roleArn);
            request.setRoleSessionName(AliyunOSSConfiguration.roleSessionName);
            request.setDurationSeconds(configuration.getExpire());
            request.setRoleArn(configuration.getRoleArn());
            request.setRoleSessionName(configuration.getRoleSessionName());
            AssumeRoleResponse response = client.getAcsResponse(request);
            return new CredentialsDTO(response.getCredentials(), AliyunOSSConfiguration.expire);
            return new CredentialsDTO(response.getCredentials(), configuration.getExpire());
        } catch (ClientException e) {
            log.debug("Failed to obtain sts.");
@@ -58,16 +68,45 @@
        if (!StringUtils.hasText(bucket) || !StringUtils.hasText(objectKey)) {
            return null;
        }
        try {
            // First check if the object can be fetched.
            ossClient.getObject(bucket, objectKey);
        OSS ossClient = this.createClient();
        // First check if the object can be fetched.
        ossClient.getObject(bucket, objectKey);
            return ossClient.generatePresignedUrl(bucket, objectKey,
                    new Date(System.currentTimeMillis() + AliyunOSSConfiguration.expire * 1000));
        } catch (NullPointerException e) {
            e.printStackTrace();
        }
        return null;
        return ossClient.generatePresignedUrl(bucket, objectKey,
                new Date(System.currentTimeMillis() + configuration.getExpire() * 1000));
    }
    @Override
    public Boolean deleteObject(String bucket, String objectKey) {
        OSS ossClient = this.createClient();
        ossClient.deleteObject(bucket, objectKey);
        ossClient.shutdown();
        return true;
    }
    @Override
    public byte[] getObject(String bucket, String objectKey) {
        OSS ossClient = this.createClient();
        OSSObject object = ossClient.getObject(bucket, objectKey);
        InputStream stream = object.getObjectContent();
        try {
            return stream.readAllBytes();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                stream.close();
                ossClient.shutdown();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return new byte[0];
    }
    private OSS createClient() {
        return new OSSClientBuilder()
                .build(configuration.getEndpoint(), configuration.getAccessKey(), configuration.getSecretKey());
    }
}