mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-09-06 05:33:14 +00:00
Signed-off-by: 6543 <6543@obermui.de> (cherry picked from commit 7fd0a5b276aadcf88dcc012fcd364fe160a58810)
291 lines
8.2 KiB
Go
291 lines
8.2 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package elasticsearch
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"code.gitea.io/gitea/modules/graceful"
|
|
indexer_internal "code.gitea.io/gitea/modules/indexer/internal"
|
|
inner_elasticsearch "code.gitea.io/gitea/modules/indexer/internal/elasticsearch"
|
|
"code.gitea.io/gitea/modules/indexer/issues/internal"
|
|
|
|
"github.com/olivere/elastic/v7"
|
|
)
|
|
|
|
const (
|
|
issueIndexerLatestVersion = 1
|
|
// multi-match-types, currently only 2 types are used
|
|
// Reference: https://www.elastic.co/guide/en/elasticsearch/reference/7.0/query-dsl-multi-match-query.html#multi-match-types
|
|
esMultiMatchTypeBestFields = "best_fields"
|
|
esMultiMatchTypePhrasePrefix = "phrase_prefix"
|
|
)
|
|
|
|
var _ internal.Indexer = &Indexer{}
|
|
|
|
// Indexer implements Indexer interface
|
|
type Indexer struct {
|
|
inner *inner_elasticsearch.Indexer
|
|
indexer_internal.Indexer // do not composite inner_elasticsearch.Indexer directly to avoid exposing too much
|
|
}
|
|
|
|
// NewIndexer creates a new elasticsearch indexer
|
|
func NewIndexer(url, indexerName string) *Indexer {
|
|
inner := inner_elasticsearch.NewIndexer(url, indexerName, issueIndexerLatestVersion, defaultMapping)
|
|
indexer := &Indexer{
|
|
inner: inner,
|
|
Indexer: inner,
|
|
}
|
|
return indexer
|
|
}
|
|
|
|
const (
|
|
defaultMapping = `
|
|
{
|
|
"mappings": {
|
|
"properties": {
|
|
"id": { "type": "integer", "index": true },
|
|
"repo_id": { "type": "integer", "index": true },
|
|
"is_public": { "type": "boolean", "index": true },
|
|
|
|
"title": { "type": "text", "index": true },
|
|
"content": { "type": "text", "index": true },
|
|
"comments": { "type" : "text", "index": true },
|
|
|
|
"is_pull": { "type": "boolean", "index": true },
|
|
"is_closed": { "type": "boolean", "index": true },
|
|
"label_ids": { "type": "integer", "index": true },
|
|
"no_label": { "type": "boolean", "index": true },
|
|
"milestone_id": { "type": "integer", "index": true },
|
|
"project_id": { "type": "integer", "index": true },
|
|
"project_board_id": { "type": "integer", "index": true },
|
|
"poster_id": { "type": "integer", "index": true },
|
|
"assignee_id": { "type": "integer", "index": true },
|
|
"mention_ids": { "type": "integer", "index": true },
|
|
"reviewed_ids": { "type": "integer", "index": true },
|
|
"review_requested_ids": { "type": "integer", "index": true },
|
|
"subscriber_ids": { "type": "integer", "index": true },
|
|
"updated_unix": { "type": "integer", "index": true },
|
|
|
|
"created_unix": { "type": "integer", "index": true },
|
|
"deadline_unix": { "type": "integer", "index": true },
|
|
"comment_count": { "type": "integer", "index": true }
|
|
}
|
|
}
|
|
}
|
|
`
|
|
)
|
|
|
|
// Index will save the index data
|
|
func (b *Indexer) Index(ctx context.Context, issues ...*internal.IndexerData) error {
|
|
if len(issues) == 0 {
|
|
return nil
|
|
} else if len(issues) == 1 {
|
|
issue := issues[0]
|
|
_, err := b.inner.Client.Index().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Id(fmt.Sprintf("%d", issue.ID)).
|
|
BodyJson(issue).
|
|
Do(ctx)
|
|
return err
|
|
}
|
|
|
|
reqs := make([]elastic.BulkableRequest, 0)
|
|
for _, issue := range issues {
|
|
reqs = append(reqs,
|
|
elastic.NewBulkIndexRequest().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Id(fmt.Sprintf("%d", issue.ID)).
|
|
Doc(issue),
|
|
)
|
|
}
|
|
|
|
_, err := b.inner.Client.Bulk().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Add(reqs...).
|
|
Do(graceful.GetManager().HammerContext())
|
|
return err
|
|
}
|
|
|
|
// Delete deletes indexes by ids
|
|
func (b *Indexer) Delete(ctx context.Context, ids ...int64) error {
|
|
if len(ids) == 0 {
|
|
return nil
|
|
} else if len(ids) == 1 {
|
|
_, err := b.inner.Client.Delete().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Id(fmt.Sprintf("%d", ids[0])).
|
|
Do(ctx)
|
|
return err
|
|
}
|
|
|
|
reqs := make([]elastic.BulkableRequest, 0)
|
|
for _, id := range ids {
|
|
reqs = append(reqs,
|
|
elastic.NewBulkDeleteRequest().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Id(fmt.Sprintf("%d", id)),
|
|
)
|
|
}
|
|
|
|
_, err := b.inner.Client.Bulk().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Add(reqs...).
|
|
Do(graceful.GetManager().HammerContext())
|
|
return err
|
|
}
|
|
|
|
// Search searches for issues by given conditions.
|
|
// Returns the matching issue IDs
|
|
func (b *Indexer) Search(ctx context.Context, options *internal.SearchOptions) (*internal.SearchResult, error) {
|
|
query := elastic.NewBoolQuery()
|
|
|
|
if options.Keyword != "" {
|
|
|
|
searchType := esMultiMatchTypePhrasePrefix
|
|
if options.IsFuzzyKeyword {
|
|
searchType = esMultiMatchTypeBestFields
|
|
}
|
|
|
|
query.Must(elastic.NewMultiMatchQuery(options.Keyword, "title", "content", "comments").Type(searchType))
|
|
}
|
|
|
|
if len(options.RepoIDs) > 0 {
|
|
q := elastic.NewBoolQuery()
|
|
q.Should(elastic.NewTermsQuery("repo_id", toAnySlice(options.RepoIDs)...))
|
|
if options.AllPublic {
|
|
q.Should(elastic.NewTermQuery("is_public", true))
|
|
}
|
|
query.Must(q)
|
|
}
|
|
|
|
if options.IsPull.Has() {
|
|
query.Must(elastic.NewTermQuery("is_pull", options.IsPull.Value()))
|
|
}
|
|
if options.IsClosed.Has() {
|
|
query.Must(elastic.NewTermQuery("is_closed", options.IsClosed.Value()))
|
|
}
|
|
|
|
if options.NoLabelOnly {
|
|
query.Must(elastic.NewTermQuery("no_label", true))
|
|
} else {
|
|
if len(options.IncludedLabelIDs) > 0 {
|
|
q := elastic.NewBoolQuery()
|
|
for _, labelID := range options.IncludedLabelIDs {
|
|
q.Must(elastic.NewTermQuery("label_ids", labelID))
|
|
}
|
|
query.Must(q)
|
|
} else if len(options.IncludedAnyLabelIDs) > 0 {
|
|
query.Must(elastic.NewTermsQuery("label_ids", toAnySlice(options.IncludedAnyLabelIDs)...))
|
|
}
|
|
if len(options.ExcludedLabelIDs) > 0 {
|
|
q := elastic.NewBoolQuery()
|
|
for _, labelID := range options.ExcludedLabelIDs {
|
|
q.MustNot(elastic.NewTermQuery("label_ids", labelID))
|
|
}
|
|
query.Must(q)
|
|
}
|
|
}
|
|
|
|
if len(options.MilestoneIDs) > 0 {
|
|
query.Must(elastic.NewTermsQuery("milestone_id", toAnySlice(options.MilestoneIDs)...))
|
|
}
|
|
|
|
if options.ProjectID.Has() {
|
|
query.Must(elastic.NewTermQuery("project_id", options.ProjectID.Value()))
|
|
}
|
|
if options.ProjectBoardID.Has() {
|
|
query.Must(elastic.NewTermQuery("project_board_id", options.ProjectBoardID.Value()))
|
|
}
|
|
|
|
if options.PosterID.Has() {
|
|
query.Must(elastic.NewTermQuery("poster_id", options.PosterID.Value()))
|
|
}
|
|
|
|
if options.AssigneeID.Has() {
|
|
query.Must(elastic.NewTermQuery("assignee_id", options.AssigneeID.Value()))
|
|
}
|
|
|
|
if options.MentionID.Has() {
|
|
query.Must(elastic.NewTermQuery("mention_ids", options.MentionID.Value()))
|
|
}
|
|
|
|
if options.ReviewedID.Has() {
|
|
query.Must(elastic.NewTermQuery("reviewed_ids", options.ReviewedID.Value()))
|
|
}
|
|
if options.ReviewRequestedID.Has() {
|
|
query.Must(elastic.NewTermQuery("review_requested_ids", options.ReviewRequestedID.Value()))
|
|
}
|
|
|
|
if options.SubscriberID.Has() {
|
|
query.Must(elastic.NewTermQuery("subscriber_ids", options.SubscriberID.Value()))
|
|
}
|
|
|
|
if options.UpdatedAfterUnix.Has() || options.UpdatedBeforeUnix.Has() {
|
|
q := elastic.NewRangeQuery("updated_unix")
|
|
if options.UpdatedAfterUnix.Has() {
|
|
q.Gte(options.UpdatedAfterUnix.Value())
|
|
}
|
|
if options.UpdatedBeforeUnix.Has() {
|
|
q.Lte(options.UpdatedBeforeUnix.Value())
|
|
}
|
|
query.Must(q)
|
|
}
|
|
|
|
if options.SortBy == "" {
|
|
options.SortBy = internal.SortByCreatedAsc
|
|
}
|
|
sortBy := []elastic.Sorter{
|
|
parseSortBy(options.SortBy),
|
|
elastic.NewFieldSort("id").Desc(),
|
|
}
|
|
|
|
// See https://stackoverflow.com/questions/35206409/elasticsearch-2-1-result-window-is-too-large-index-max-result-window/35221900
|
|
// TODO: make it configurable since it's configurable in elasticsearch
|
|
const maxPageSize = 10000
|
|
|
|
skip, limit := indexer_internal.ParsePaginator(options.Paginator, maxPageSize)
|
|
searchResult, err := b.inner.Client.Search().
|
|
Index(b.inner.VersionedIndexName()).
|
|
Query(query).
|
|
SortBy(sortBy...).
|
|
From(skip).Size(limit).
|
|
Do(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
hits := make([]internal.Match, 0, limit)
|
|
for _, hit := range searchResult.Hits.Hits {
|
|
id, _ := strconv.ParseInt(hit.Id, 10, 64)
|
|
hits = append(hits, internal.Match{
|
|
ID: id,
|
|
})
|
|
}
|
|
|
|
return &internal.SearchResult{
|
|
Total: searchResult.TotalHits(),
|
|
Hits: hits,
|
|
}, nil
|
|
}
|
|
|
|
func toAnySlice[T any](s []T) []any {
|
|
ret := make([]any, 0, len(s))
|
|
for _, item := range s {
|
|
ret = append(ret, item)
|
|
}
|
|
return ret
|
|
}
|
|
|
|
func parseSortBy(sortBy internal.SortBy) elastic.Sorter {
|
|
field := strings.TrimPrefix(string(sortBy), "-")
|
|
ret := elastic.NewFieldSort(field)
|
|
if strings.HasPrefix(string(sortBy), "-") {
|
|
ret.Desc()
|
|
}
|
|
return ret
|
|
}
|