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fix a race condition when deferring foreign-index initialization

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Nia Weiss 2021-02-17 15:39:22 -05:00
parent a1d4418236
commit ca918c187d
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1 changed files with 4 additions and 1 deletions
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5
holder.go
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@ -121,7 +121,8 @@ type Holder struct {
// Queue of fields (having a foreign index) which have
// opened before their foreign index has opened.
foreignIndexFields []*Field
foreignIndexFields []*Field
foreignIndexFieldsMu sync.Mutex
// opening is set to true while Holder is opening.
// It's used to determine if foreign index application
@ -738,6 +739,8 @@ func (h *Holder) Activate() {
func (h *Holder) checkForeignIndex(f *Field) error {
if h.opening {
if fi := h.Index(f.options.ForeignIndex); fi == nil {
h.foreignIndexFieldsMu.Lock()
defer h.foreignIndexFieldsMu.Unlock()
h.foreignIndexFields = append(h.foreignIndexFields, f)
return nil
}