CURATOR-715. bottom up existence check for mkdirs #506
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I would vote up the fix , this is real blocker to anybody upgrading zookeeper to version with fix for ZOOKEEPER-2590 |
eolivelli
approved these changes
Sep 11, 2024
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Hopefully we can include this in the next release, looking for a second reviewer |
Thank you @eolivelli! I've just pushed code style fix after executing |
kezhuw
approved these changes
Sep 12, 2024
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@pfcoperez Merged. Thank you for your contribution! |
tisonkun
reviewed
Sep 12, 2024
tisonkun
changed the title
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Thank you @eolivelli @kezhuw and @tisonkun for your reviews 🙇 Do you have any plans of releasing before the end of the year? |
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Please ask on [email protected] |
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This PR tackles the problem reported in https://issues.apache.org/jira/browse/CURATOR-715.
Namely, that for ZooKeeper trees where upper nodes have restricted READ ACLs, it is not possible to use
creatingParentsIfNeededwithout changing the ACLs.This is because the implementation prior to this patch iterated from root node to the newly created one, checking existence of all intermediate nodes.
This patch changes that approach from top-down to bottom-up and the first ancestor that exists is where the validation stops thus avoiding
existschecks on the higher nodes with more restricted access.This is only relevant since https://issues.apache.org/jira/browse/ZOOKEEPER-2590