POM文件详细信息：

      <dependency>
    <groupId>com.google.auth</groupId>
    <artifactId>google-auth-library-appengine</artifactId>
</dependency>

1.2.4.发布

jar 中包含的库：第 643 行：步骤 #0：[INFO] 从中心下载： https: //repo.maven.apache.org/maven2/com/google/auth/google-auth-library-oauth2-http/0.21 .1/google-auth-library-oauth2-http-0.21.1.pom 第 643 行：步骤 #0：[INFO] 从中心下载： https: //repo.maven.apache.org/maven2/com/google/ auth/google-auth-library-oauth2-http/0.21.1/google-auth-library-oauth2-http-0.21.1.pom

环境详情

• 操作系统： Debian
• Java版本：11
• google-auth-library-java 版本：0.21.1

重现步骤

• 上传GCS存储桶中的文件。
• 尝试使用下面给出的代码下载它。堆栈跟踪

com.google.auth.ServiceAccountSigner$SigningException: Failed to sign the provided bytes
at com.google.auth.oauth2.IamUtils.sign(IamUtils.java:87)
at com.google.auth.oauth2.ComputeEngineCredentials.sign(ComputeEngineCredentials.java:361)
at com.google.cloud.storage.StorageImpl.signUrl(StorageImpl.java:772)
at com.google.cloud.storage.Blob.signUrl(Blob.java:822)

Caused by: java.io.IOException: Error code 403 trying to sign provided bytes: The caller does not have permission
at com.google.auth.oauth2.IamUtils.getSignature(IamUtils.java:125)
at com.google.auth.oauth2.IamUtils.sign(IamUtils.java:84)
... 69 more

代码片段

// [START auth_cloud_explicit_compute_engine]
public Storage authCompute() throws IOException …