[wp-trac] [WordPress Trac] #53705: Plugin upgrade deletes files from other in-progress upgrades

[WordPress Trac]

#53705: Plugin upgrade deletes files from other in-progress upgrades
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 Reporter:  bpayton             |       Owner:  (none)
     Type:  defect (bug)        |      Status:  new
 Priority:  normal              |   Milestone:  Future Release
Component:  Upgrade/Install     |     Version:  5.8
 Severity:  normal              |  Resolution:
 Keywords:  needs-testing-info  |     Focuses:
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Comment (by afragen):

 @bpayton have you been able to replicate with trunk and Rollback Update
 Failure testing?

 What I'm trying to ask, is `copy_dir` in some way responsible for the race
 condition and using `rename` mitigates it?

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Ticket URL: <https://core.trac.wordpress.org/ticket/53705#comment:24>
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