gitea/modules/indexer/internal/meilisearch/indexer.go

92 lines
1.9 KiB
Go

// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package meilisearch
import (
"context"
"fmt"
"github.com/meilisearch/meilisearch-go"
)
// Indexer represents a basic meilisearch indexer implementation
type Indexer struct {
Client *meilisearch.Client
url, apiKey string
indexName string
version int
settings *meilisearch.Settings
}
func NewIndexer(url, apiKey, indexName string, version int, settings *meilisearch.Settings) *Indexer {
return &Indexer{
url: url,
apiKey: apiKey,
indexName: indexName,
version: version,
settings: settings,
}
}
// Init initializes the indexer
func (i *Indexer) Init(_ context.Context) (bool, error) {
if i == nil {
return false, fmt.Errorf("cannot init nil indexer")
}
if i.Client != nil {
return false, fmt.Errorf("indexer is already initialized")
}
i.Client = meilisearch.NewClient(meilisearch.ClientConfig{
Host: i.url,
APIKey: i.apiKey,
})
_, err := i.Client.GetIndex(i.VersionedIndexName())
if err == nil {
return true, nil
}
_, err = i.Client.CreateIndex(&meilisearch.IndexConfig{
Uid: i.VersionedIndexName(),
PrimaryKey: "id",
})
if err != nil {
return false, err
}
i.checkOldIndexes()
_, err = i.Client.Index(i.VersionedIndexName()).UpdateSettings(i.settings)
return false, err
}
// Ping checks if the indexer is available
func (i *Indexer) Ping(ctx context.Context) error {
if i == nil {
return fmt.Errorf("cannot ping nil indexer")
}
if i.Client == nil {
return fmt.Errorf("indexer is not initialized")
}
resp, err := i.Client.Health()
if err != nil {
return err
}
if resp.Status != "available" {
// See https://docs.meilisearch.com/reference/api/health.html#status
return fmt.Errorf("status of meilisearch is not available: %s", resp.Status)
}
return nil
}
// Close closes the indexer
func (i *Indexer) Close() {
if i == nil {
return
}
i.Client = nil
}