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debug: log every loadOrInit stat outcome, not just the ErrNotExist branch (#644) #657

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Merged
0kaba0hub merged 1 commit into from
Jul 19, 2026
+15 −2
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debug: log every loadOrInit stat outcome, not just the ErrNotExist branch (#644) #657

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4 changes: 2 additions & 2 deletions helm/Chart.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,8 @@ apiVersion: v2
name: yarilo
description: Production-grade IMAP/POP3/Submission mail server
type: application
version: 2.0.23
appVersion: "2.1.17"
version: 2.0.24
appVersion: "2.1.18"
keywords:
- imap
- submission
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13 changes: 13 additions & 0 deletions internal/storage/index/file/folder.go
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Expand Up @@ -112,6 +112,19 @@ func (u *userIndex) OpenFolder(folder string, uidValidity uint32) (*mailbox.Fold
// Caller holds no locks — this runs only once per session-folder.
func (u *userIndex) loadOrInit(fs *folderState, uidValidity uint32) error {
st, err := os.Stat(fs.indexPath)
// Breadcrumb (#644/#647): unconditional, every call — not just the
// ErrNotExist branch — so a live repro can see the FULL stat-outcome
// history for a given index_path across processes (e.g. lmtp seeing it
// exist at t0 and imap seeing ErrNotExist at t0+1.4s for the exact same
// path is otherwise only inferable from the absence of a second
// createFresh call, not directly observed).
if err != nil {
slog.Debug("fileindex: loadOrInit stat", "folder", fs.folder,
"index_path", fs.indexPath, "exists", false, "err", err.Error())
} else {
slog.Debug("fileindex: loadOrInit stat", "folder", fs.folder,
"index_path", fs.indexPath, "exists", true, "size", st.Size(), "mod_time", st.ModTime().UnixNano())
}
switch {
case errors.Is(err, os.ErrNotExist):
return fs.createFresh(uidValidity)
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