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Move the Related doc counter to prevent a race

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Closes #10768
This commit is contained in:
Bjørn Erik Pedersen 2023-03-01 14:59:08 +01:00
parent a669467d98
commit 5c317c55e7
1 changed files with 7 additions and 13 deletions
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20
related/inverted_index.go
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@ -143,13 +143,6 @@ type IndexConfig struct {
// Will lower case all string values in and queries tothis index.
// May get better accurate results, but at a slight performance cost.
ToLower bool
// Counts the number of documents in the index.
numDocs int
}
func (cfg *IndexConfig) incrNumDocs() {
cfg.numDocs++
}
// Document is the interface an indexable document in Hugo must fulfill.
@ -178,6 +171,8 @@ type FragmentProvider interface {
type InvertedIndex struct {
cfg Config
index map[string]map[Keyword][]Document
// Counts the number of documents added to each index.
indexDocCount map[string]int
minWeight int
maxWeight int
@ -199,7 +194,7 @@ func (idx *InvertedIndex) getIndexCfg(name string) (IndexConfig, bool) {
// NewInvertedIndex creates a new InvertedIndex.
// Documents to index must be added in Add.
func NewInvertedIndex(cfg Config) *InvertedIndex {
idx := &InvertedIndex{index: make(map[string]map[Keyword][]Document), cfg: cfg}
idx := &InvertedIndex{index: make(map[string]map[Keyword][]Document), indexDocCount: make(map[string]int), cfg: cfg}
for _, conf := range cfg.Indices {
idx.index[conf.Name] = make(map[Keyword][]Document)
if conf.Weight < idx.minWeight {
@ -221,7 +216,7 @@ func (idx *InvertedIndex) Add(ctx context.Context, docs ...Document) error {
panic("index is finalized")
}
var err error
for i, config := range idx.cfg.Indices {
for _, config := range idx.cfg.Indices {
if config.Weight == 0 {
// Disabled
continue
@ -251,8 +246,7 @@ func (idx *InvertedIndex) Add(ctx context.Context, docs ...Document) error {
}
if added {
c := &idx.cfg.Indices[i]
(*c).incrNumDocs()
idx.indexDocCount[config.Name]++
}
}
}
@ -270,12 +264,12 @@ func (idx *InvertedIndex) Finalize(ctx context.Context) error {
continue
}
setm := idx.index[config.Name]
numDocs := config.numDocs
if numDocs == 0 {
if idx.indexDocCount[config.Name] == 0 {
continue
}
// Remove high cardinality terms.
numDocs := idx.indexDocCount[config.Name]
for k, v := range setm {
percentageWithKeyword := int(math.Ceil(float64(len(v)) / float64(numDocs) * 100))
if percentageWithKeyword > config.CardinalityThreshold {