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Posted to issues@ambari.apache.org by "Dahyun Ko (Jira)" <ji...@apache.org> on 2025/07/25 16:41:00 UTC
[jira] [Updated] (AMBARI-26530) Enable support for symlinked mpack installation scripts in Jetty 11
[ https://issues.apache.org/jira/browse/AMBARI-26530?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dahyun Ko updated AMBARI-26530:
-------------------------------
Fix Version/s: 3.1.0
(was: 3.0.0)
> Enable support for symlinked mpack installation scripts in Jetty 11
> -------------------------------------------------------------------
>
> Key: AMBARI-26530
> URL: https://issues.apache.org/jira/browse/AMBARI-26530
> Project: Ambari
> Issue Type: Improvement
> Components: ambari-server
> Affects Versions: 3.0.0
> Environment: Rocky 8
> JDK 17
> Python 3.11
>
> Reporter: Dahyun Ko
> Priority: Major
> Fix For: 3.1.0
>
>
> h3. Summary
> With the recent upgrade to Jetty 11 from the following commit AMBARI-26288, Ambari is no longer be able to access mpack installation scripts that are symlinked. This is due to Jetty 11 disallows serving files through symbolic links by default.
> h3. Steps to reproduce the issue
> # Install an Ambari mpack.
> # Attempt to trigger mpack installation on Ambari UI web.
> h3. Expected Behavior
> * Observe the mpack installation failure with following error message:
> {code:java}
> WARNING 2025-07-16 01:34:12,850 FileCache.py:229 - Error occurred during cache update. Error tolerate setting is set to true, so ignoring this error and continuing with current cache. Error details: Can not download file from url https://rocky8tpl:8446/resources/common-services/AIRFLOW/2.8.3/package/.hash : HTTP Error 404: Not Found {code}
> h3. Proposed Solution
> * Explicitly enable symlink usage with SymlinkAllowedResourceAliasChecker.
> {code:java}
> import org.eclipse.jetty.server.SymlinkAllowedResourceAliasChecker;
> import org.eclipse.jetty.util.resource.Resource;
> File resourcesDirectory = new File(configs.getResourceDirPath());
> Resource baseResource = Resource.newResource(resourcesDirectory.getParentFile().getAbsolutePath());
> root.addAliasCheck(new SymlinkAllowedResourceAliasChecker(root, baseResource)); {code}
>
>
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