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feat: lazy index creation on searcher init (#2962)

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This commit is contained in:
BoYanZh
2023-01-09 14:09:21 +08:00
committed by GitHub
parent 9398cdaac1
commit 0ad9e17196
2 changed files with 31 additions and 17 deletions
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26
internal/search/db/init.go
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@ -1,6 +1,13 @@
package db
import (
"fmt"
"strings"
log "github.com/sirupsen/logrus"
"github.com/alist-org/alist/v3/internal/conf"
"github.com/alist-org/alist/v3/internal/db"
"github.com/alist-org/alist/v3/internal/search/searcher"
)
@ -11,6 +18,25 @@ var config = searcher.Config{
func init() {
searcher.RegisterSearcher(config, func() (searcher.Searcher, error) {
db := db.GetDb()
switch conf.Conf.Database.Type {
case "mysql":
tableName := fmt.Sprintf("%ssearch_nodes", conf.Conf.Database.TablePrefix)
tx := db.Exec(fmt.Sprintf("CREATE FULLTEXT INDEX idx_%s_name_fulltext ON %s(name);", tableName, tableName))
if err := tx.Error; err != nil && !strings.Contains(err.Error(), "Error 1061 (42000)") { // duplicate error
log.Errorf("failed to create full text index: %v", err)
return nil, err
}
case "postgres":
db.Exec("CREATE EXTENSION pg_trgm;")
db.Exec("CREATE EXTENSION btree_gin;")
tableName := fmt.Sprintf("%ssearch_nodes", conf.Conf.Database.TablePrefix)
tx := db.Exec(fmt.Sprintf("CREATE INDEX idx_%s_name ON %s USING GIN (name);", tableName, tableName))
if err := tx.Error; err != nil && !strings.Contains(err.Error(), "SQLSTATE 42P07") {
log.Errorf("failed to create index using GIN: %v", err)
return nil, err
}
}
return &DB{}, nil
})
}