69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
// Copyright 2023 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package elasticsearch
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import (
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"context"
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"fmt"
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"time"
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"code.gitea.io/gitea/modules/log"
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"github.com/olivere/elastic/v7"
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)
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// VersionedIndexName returns the full index name with version
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func (i *Indexer) VersionedIndexName() string {
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return versionedIndexName(i.indexName, i.version)
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}
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func versionedIndexName(indexName string, version int) string {
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if version == 0 {
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// Old index name without version
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return indexName
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}
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return fmt.Sprintf("%s.v%d", indexName, version)
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}
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func (i *Indexer) createIndex(ctx context.Context) error {
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createIndex, err := i.Client.CreateIndex(i.VersionedIndexName()).BodyString(i.mapping).Do(ctx)
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if err != nil {
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return err
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}
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if !createIndex.Acknowledged {
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return fmt.Errorf("create index %s with %s failed", i.VersionedIndexName(), i.mapping)
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}
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i.checkOldIndexes(ctx)
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return nil
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}
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func (i *Indexer) initClient() (*elastic.Client, error) {
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opts := []elastic.ClientOptionFunc{
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elastic.SetURL(i.url),
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elastic.SetSniff(false),
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elastic.SetHealthcheckInterval(10 * time.Second),
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elastic.SetGzip(false),
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}
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logger := log.GetLogger(log.DEFAULT)
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opts = append(opts, elastic.SetTraceLog(&log.PrintfLogger{Logf: logger.Trace}))
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opts = append(opts, elastic.SetInfoLog(&log.PrintfLogger{Logf: logger.Info}))
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opts = append(opts, elastic.SetErrorLog(&log.PrintfLogger{Logf: logger.Error}))
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return elastic.NewClient(opts...)
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}
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func (i *Indexer) checkOldIndexes(ctx context.Context) {
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for v := 0; v < i.version; v++ {
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indexName := versionedIndexName(i.indexName, v)
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exists, err := i.Client.IndexExists(indexName).Do(ctx)
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if err == nil && exists {
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log.Warn("Found older elasticsearch index named %q, Gitea will keep the old NOT DELETED. You can delete the old version after the upgrade succeed.", indexName)
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}
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}
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}
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