[jdk8u-dev] RFR: 8168518: rcache interop with krb5-1.15

[Alexey Bakhtin]

On Thu, 11 Jan 2024 22:34:19 GMT, Alexey Bakhtin <abakhtin at openjdk.org> wrote:

> I'd like to backport JDK-8168518 to update rcache hash algorithm from MD5 to SHA-256. It fixes issues on the FIPS environment without MD5 digest support
> 
> Implementation classes are applied cleanly.
> 
> Test changes are merged manually:
> - Changes in the Proc.java are skipped because of no module support in JDK8
> - "-Dsun.net.spi.nameservice.provider.1=ns,mock" option is added to rcache_usemd5.sh
> - ReplayCacheTestProc.java is merged manually because of JDK-8190690 changes in JDK8
> 
> sun/security/krb5/auto tests passed

Presubmit tests fail with unrelated errors:
- Windows debug build failure
- gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java test crashed on Linux

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PR Comment: https://git.openjdk.org/jdk8u-dev/pull/418#issuecomment-1889972525