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@@ -9,7 +9,6 @@ import org.dromara.common.core.utils.file.FileUtils;
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import org.dromara.common.oss.constant.OssConstant;
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import org.dromara.common.oss.entity.UploadResult;
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import org.dromara.common.oss.enumd.AccessPolicyType;
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-import org.dromara.common.oss.enumd.PolicyType;
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import org.dromara.common.oss.exception.OssException;
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import org.dromara.common.oss.properties.OssProperties;
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import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
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@@ -23,7 +22,6 @@ import software.amazon.awssdk.services.s3.S3Configuration;
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import software.amazon.awssdk.services.s3.crt.S3CrtHttpConfiguration;
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import software.amazon.awssdk.services.s3.model.GetObjectResponse;
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import software.amazon.awssdk.services.s3.model.NoSuchBucketException;
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-import software.amazon.awssdk.services.s3.model.S3Exception;
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import software.amazon.awssdk.services.s3.presigner.S3Presigner;
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import software.amazon.awssdk.transfer.s3.S3TransferManager;
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import software.amazon.awssdk.transfer.s3.model.*;
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@@ -115,8 +113,7 @@ public class OssClient {
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.serviceConfiguration(config)
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.build();
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- // 创建存储桶
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- createBucket();
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+ checkBucket();
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} catch (Exception e) {
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if (e instanceof OssException) {
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throw e;
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@@ -126,36 +123,18 @@ public class OssClient {
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}
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/**
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- * 同步创建存储桶
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- * 如果存储桶不存在,会进行创建;如果存储桶存在,不执行任何操作
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+ * 检查桶是否存在
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*
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* @throws OssException 当创建存储桶时发生异常时抛出
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*/
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- public void createBucket() {
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+ public void checkBucket() {
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String bucketName = properties.getBucketName();
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try {
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// 尝试获取存储桶的信息
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- client.headBucket(
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- x -> x.bucket(bucketName)
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- .build())
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- .join();
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+ client.headBucket(x -> x.bucket(bucketName).build()).join();
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} catch (Exception ex) {
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if (ex.getCause() instanceof NoSuchBucketException) {
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- try {
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- // 存储桶不存在,尝试创建存储桶
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- client.createBucket(
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- x -> x.bucket(bucketName))
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- .join();
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-
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- // 设置存储桶的访问策略(Bucket Policy)
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- client.putBucketPolicy(
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- x -> x.bucket(bucketName)
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- .policy(getPolicy(bucketName, getAccessPolicy().getPolicyType())))
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- .join();
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- } catch (S3Exception e) {
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- // 存储桶创建或策略设置失败
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- throw new OssException("创建Bucket失败, 请核对配置信息:[" + e.getMessage() + "]");
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- }
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+ throw new OssException("Bucket桶是不存在的,请核对配置信息:[" + ex.getMessage() + "]");
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} else {
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throw new OssException("判断Bucket是否存在失败,请核对配置信息:[" + ex.getMessage() + "]");
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}
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@@ -529,77 +508,4 @@ public class OssClient {
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return AccessPolicyType.getByType(properties.getAccessPolicy());
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}
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- /**
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- * 生成 AWS S3 存储桶访问策略
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- *
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- * @param bucketName 存储桶
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- * @param policyType 桶策略类型
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- * @return 符合 AWS S3 存储桶访问策略格式的字符串
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- */
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- private static String getPolicy(String bucketName, PolicyType policyType) {
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- String policy = switch (policyType) {
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- case WRITE -> """
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- {
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- "Version": "2012-10-17",
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- "Statement": []
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- }
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- """;
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- case READ_WRITE -> """
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- {
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- "Version": "2012-10-17",
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- "Statement": [
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- {
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- "Effect": "Allow",
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- "Principal": "*",
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- "Action": [
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- "s3:GetBucketLocation",
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- "s3:ListBucket",
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- "s3:ListBucketMultipartUploads"
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- ],
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- "Resource": "arn:aws:s3:::bucketName"
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- },
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- {
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- "Effect": "Allow",
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- "Principal": "*",
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- "Action": [
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- "s3:AbortMultipartUpload",
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- "s3:DeleteObject",
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- "s3:GetObject",
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- "s3:ListMultipartUploadParts",
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- "s3:PutObject"
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- ],
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- "Resource": "arn:aws:s3:::bucketName/*"
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- }
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- ]
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- }
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- """;
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- case READ -> """
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- {
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- "Version": "2012-10-17",
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- "Statement": [
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- {
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- "Effect": "Allow",
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- "Principal": "*",
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- "Action": ["s3:GetBucketLocation"],
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- "Resource": "arn:aws:s3:::bucketName"
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- },
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- {
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- "Effect": "Deny",
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- "Principal": "*",
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- "Action": ["s3:ListBucket"],
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- "Resource": "arn:aws:s3:::bucketName"
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- },
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- {
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- "Effect": "Allow",
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- "Principal": "*",
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- "Action": "s3:GetObject",
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- "Resource": "arn:aws:s3:::bucketName/*"
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- }
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- ]
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- }
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- """;
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- };
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- return policy.replaceAll("bucketName", bucketName);
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- }
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-
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}
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