package com.ard.oss.service.impl;
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import com.amazonaws.HttpMethod;
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import com.amazonaws.auth.AWSStaticCredentialsProvider;
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import com.amazonaws.auth.BasicAWSCredentials;
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import com.amazonaws.services.s3.AmazonS3;
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import com.amazonaws.services.s3.AmazonS3ClientBuilder;
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import com.amazonaws.services.s3.model.ObjectMetadata;
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import com.amazonaws.services.s3.model.PutObjectRequest;
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import com.amazonaws.services.s3.model.PutObjectResult;
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import com.amazonaws.services.securitytoken.AWSSecurityTokenService;
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import com.amazonaws.services.securitytoken.AWSSecurityTokenServiceClientBuilder;
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import com.amazonaws.services.securitytoken.model.AssumeRoleRequest;
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import com.amazonaws.services.securitytoken.model.AssumeRoleResult;
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import com.amazonaws.services.securitytoken.model.Credentials;
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import com.ard.common.config.OssConfiguration;
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import com.ard.oss.model.CredentialsDTO;
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import com.ard.oss.model.enums.OssTypeEnum;
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import com.ard.oss.service.IOssService;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import java.io.InputStream;
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import java.net.URL;
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import java.util.Date;
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import java.util.Objects;
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/**
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* @author sean
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* @version 1.0
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* @date 2022/4/27
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*/
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@Slf4j
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@Service
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public class AmazonS3ServiceImpl implements IOssService {
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private AmazonS3 client;
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@Override
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public String getOssType() {
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return OssTypeEnum.AWS.getType();
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}
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@Override
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public CredentialsDTO getCredentials() {
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AWSSecurityTokenService stsClient = AWSSecurityTokenServiceClientBuilder.standard()
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.withCredentials(new AWSStaticCredentialsProvider(
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new BasicAWSCredentials(OssConfiguration.accessKey, OssConfiguration.secretKey)))
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.withRegion(OssConfiguration.region).build();
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AssumeRoleRequest request = new AssumeRoleRequest()
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.withRoleArn(OssConfiguration.roleArn)
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.withRoleSessionName(OssConfiguration.roleSessionName)
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.withDurationSeconds(Math.toIntExact(OssConfiguration.expire));
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AssumeRoleResult result = stsClient.assumeRole(request);
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Credentials credentials = result.getCredentials();
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return new CredentialsDTO(credentials);
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}
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@Override
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public URL getObjectUrl(String bucket, String objectKey) {
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return client.generatePresignedUrl(bucket, objectKey,
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new Date(System.currentTimeMillis() + OssConfiguration.expire * 1000), HttpMethod.GET);
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}
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@Override
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public Boolean deleteObject(String bucket, String objectKey) {
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if (!client.doesObjectExist(bucket, objectKey)) {
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return true;
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}
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client.deleteObject(bucket, objectKey);
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return true;
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}
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@Override
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public InputStream getObject(String bucket, String objectKey) {
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return client.getObject(bucket, objectKey).getObjectContent().getDelegateStream();
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}
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@Override
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public void putObject(String bucket, String objectKey, InputStream input) {
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if (client.doesObjectExist(bucket, objectKey)) {
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throw new RuntimeException("The filename already exists.");
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}
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PutObjectResult objectResult = client.putObject(new PutObjectRequest(bucket, objectKey, input, new ObjectMetadata()));
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log.info("Upload File: {}", objectResult.toString());
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}
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@Override
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public void putObject(String bucket, String objectKey, InputStream input, String contentType) {
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}
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@Override
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public void createClient() {
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if (Objects.nonNull(this.client)) {
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return;
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}
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this.client = AmazonS3ClientBuilder.standard()
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.withCredentials(
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new AWSStaticCredentialsProvider(
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new BasicAWSCredentials(OssConfiguration.accessKey, OssConfiguration.secretKey)))
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.withRegion(OssConfiguration.region)
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.build();
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}
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// /**
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// * Configuring cross-origin resource sharing
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// */
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// @PostConstruct
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// private void configCORS() {
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// if (!OssConfiguration.enable || !OssTypeEnum.AWS.getType().equals(OssConfiguration.provider)) {
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// return;
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// }
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// List<CORSRule.AllowedMethods> allowedMethods = new ArrayList<>();
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// allowedMethods.add(CORSRule.AllowedMethods.GET);
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// allowedMethods.add(CORSRule.AllowedMethods.POST);
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// allowedMethods.add(CORSRule.AllowedMethods.DELETE);
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//
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// CORSRule rule = new CORSRule()
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// .withId("CORSAccessRule")
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// .withAllowedOrigins(List.of("*"))
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// .withAllowedHeaders(List.of(AuthInterceptor.PARAM_TOKEN))
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// .withAllowedMethods(allowedMethods);
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//
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// client.setBucketCrossOriginConfiguration(OssConfiguration.bucket,
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// new BucketCrossOriginConfiguration().withRules(rule));
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//
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// }
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}
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