mirror of
https://github.com/infiniflow/ragflow.git
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115 lines
2.9 KiB
Go
115 lines
2.9 KiB
Go
//
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// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package engine
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import (
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"fmt"
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"ragflow/internal/common"
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"ragflow/internal/engine/nats"
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"ragflow/internal/server"
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"sync"
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"ragflow/internal/engine/elasticsearch"
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"ragflow/internal/engine/infinity"
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"ragflow/internal/tokenizer"
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"go.uber.org/zap"
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)
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var (
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globalEngine DocEngine
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engineType string
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messageQueueEngine MessageQueue
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once sync.Once
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)
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// Init initializes document engine
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func Init() error {
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var initErr error
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once.Do(func() {
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globalConfig := server.GetConfig()
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engineType = globalConfig.DocEngineType()
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tokenizer.SetEngineType(engineType)
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var err error
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switch engineType {
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case "elasticsearch":
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globalEngine, err = elasticsearch.NewEngine(globalConfig.GetElasticsearchConfig())
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case "infinity":
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globalEngine, err = infinity.NewEngine(globalConfig.GetInfinityConfig())
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default:
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err = fmt.Errorf("unsupported doc engine type: %s", engineType)
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}
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if err != nil {
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initErr = fmt.Errorf("failed to create doc engine: %w", err)
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return
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}
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common.Info("Doc engine initialized", zap.String("type", engineType))
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})
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return initErr
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}
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// GetEngineType returns the document engine type
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func GetEngineType() string {
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return engineType
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}
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// Get gets global document engine instance
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func Get() DocEngine {
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return globalEngine
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}
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// Close closes document engine
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func Close() error {
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if globalEngine != nil {
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return globalEngine.Close()
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}
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return nil
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}
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func GetMessageQueueEngine() MessageQueue {
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return messageQueueEngine
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}
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// SetMessageQueueEngine installs the global message-queue engine. It exists
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// primarily as a test seam so callers can drive Start() without a real server
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// config; production code uses InitMessageQueueEngine.
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func SetMessageQueueEngine(mq MessageQueue) {
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messageQueueEngine = mq
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}
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func InitMessageQueueEngine() error {
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globalConfig := server.GetConfig()
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messageQueueType := globalConfig.QueueEngineType()
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switch messageQueueType {
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case "nats":
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natsConfig := globalConfig.GetNATSConfig()
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messageQueueEngine = nats.NewNatsEngine(natsConfig.Host, natsConfig.Port)
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err := messageQueueEngine.Init()
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if err != nil {
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return err
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}
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case "":
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return fmt.Errorf("message queue type is empty")
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default:
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return fmt.Errorf("unsupported message queue type: %s", messageQueueType)
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}
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return nil
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}
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