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Only fail after chmod error if permissions differ (e.g. on config file) (#8771)

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Andreas Sommer 2023-02-20 15:41:10 +01:00 committed by GitHub
parent 2321d0db08
commit 2f88dafa56
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1 changed files with 8 additions and 2 deletions
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10
lib/osutil/atomic.go
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@ -109,9 +109,15 @@ func (w *AtomicWriter) Close() error {
return err
}
if infoErr == nil {
// Restore chmod setting for final file to what it was
if err := w.fs.Chmod(w.path, info.Mode()); err != nil {
w.err = err
return err
// Only fail if permissions differ, since some filesystems are expected to not allow chmod (e.g. error
// `operation not permitted`).
infoAfterRename, infoAfterRenameErr := w.fs.Lstat(w.path)
if infoAfterRenameErr != nil || infoAfterRename.Mode() != info.Mode() {
w.err = err
return err
}
}
}