Steve Loughran created HADOOP-18857:
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Summary: AWS v2 SDK: fail meaningfully if legacy v2 signing
requested
Key: HADOOP-18857
URL: https://issues.apache.org/jira/browse/HADOOP-18857
Project: Hadoop Common
Issue Type: Sub-task
Components: fs/s3
Affects Versions: 3.4.0
Reporter: Steve Loughran
if the v2 signer is requested on an AWS SDKv2 build, you get an NPE.
proposed: special recogni
{code}
2023-08-21 14:36:41,229 [main] INFO diag.StoreDiag
(StoreDurationInfo.java:close(137)) - Duration of Creating filesystem for
s3a://stevel-london/: 0:00:357
java.lang.NullPointerException
at
org.apache.hadoop.fs.s3a.auth.SignerFactory.createSigner(SignerFactory.java:104)
at
org.apache.hadoop.fs.s3a.impl.AWSClientConfig.createClientConfigBuilder(AWSClientConfig.java:90)
at
org.apache.hadoop.fs.s3a.DefaultS3ClientFactory.createClientOverrideConfiguration(DefaultS3ClientFactory.java:163)
at
org.apache.hadoop.fs.s3a.DefaultS3ClientFactory.configureClientBuilder(DefaultS3ClientFactory.java:147)
at
org.apache.hadoop.fs.s3a.DefaultS3ClientFactory.createS3Client(DefaultS3ClientFactory.java:89)
at
org.apache.hadoop.fs.s3a.S3AFileSystem.bindAWSClient(S3AFileSystem.java:989)
at
org.apache.hadoop.fs.s3a.S3AFileSystem.initialize(S3AFileSystem.java:610)
at
org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:3601)
{code}
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