gaborgsomogyi opened a new pull request, #25231:
URL: https://github.com/apache/flink/pull/25231
## What is the purpose of the change
At the moment `S3RecoverableFsDataOutputStream.sync` closing the stream and
all upcoming `write` operations fail consistently with the following exception:
```
java.io.IOException: Stream closed.
at
org.apache.flink.core.fs.RefCountedFileWithStream.requireOpened(RefCountedFileWithStream.java:72)
at
org.apache.flink.core.fs.RefCountedFileWithStream.write(RefCountedFileWithStream.java:52)
at
org.apache.flink.core.fs.RefCountedBufferingFileStream.flush(RefCountedBufferingFileStream.java:104)
at
org.apache.flink.core.fs.RefCountedBufferingFileStream.write(RefCountedBufferingFileStream.java:87)
at
org.apache.flink.fs.s3.common.writer.S3RecoverableFsDataOutputStream.write(S3RecoverableFsDataOutputStream.java:112)
at java.base/java.io.OutputStream.write(OutputStream.java:122)
```
In this PR instead of closing the file creating a new and uploading the old
content.
## Brief change log
Made `S3RecoverableFsDataOutputStream.sync` not to close the stream.
## Verifying this change
Adopted the existing unit test.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): no
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: no
- The serializers: no
- The runtime per-record code paths (performance sensitive): no
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn, ZooKeeper: no
- The S3 file system connector: yes
## Documentation
- Does this pull request introduce a new feature? no
- If yes, how is the feature documented? not applicable
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