github.com/weaviate/weaviate@v1.24.6/adapters/repos/db/lsmkv/store_cyclecallbacks.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package lsmkv
    13  
    14  import (
    15  	"path/filepath"
    16  	"strings"
    17  
    18  	"github.com/weaviate/weaviate/entities/cyclemanager"
    19  )
    20  
    21  type storeCycleCallbacks struct {
    22  	compactionCallbacks     cyclemanager.CycleCallbackGroup
    23  	compactionCallbacksCtrl cyclemanager.CycleCallbackCtrl
    24  
    25  	flushCallbacks     cyclemanager.CycleCallbackGroup
    26  	flushCallbacksCtrl cyclemanager.CycleCallbackCtrl
    27  }
    28  
    29  func (s *Store) initCycleCallbacks(shardCompactionCallbacks, shardFlushCallbacks cyclemanager.CycleCallbackGroup) {
    30  	id := func(elems ...string) string {
    31  		path, err := filepath.Rel(s.dir, s.rootDir)
    32  		if err != nil {
    33  			path = s.dir
    34  		}
    35  		elems = append([]string{"store"}, elems...)
    36  		elems = append(elems, path)
    37  		return strings.Join(elems, "/")
    38  	}
    39  
    40  	compactionId := id("compaction")
    41  	compactionCallbacks := cyclemanager.NewCallbackGroup(compactionId, s.logger, 1)
    42  	compactionCallbacksCtrl := shardCompactionCallbacks.Register(
    43  		compactionId, compactionCallbacks.CycleCallback)
    44  
    45  	flushId := id("flush")
    46  	flushCallbacks := cyclemanager.NewCallbackGroup(flushId, s.logger, 1)
    47  	flushCallbacksCtrl := shardFlushCallbacks.Register(
    48  		flushId, flushCallbacks.CycleCallback)
    49  
    50  	s.cycleCallbacks = &storeCycleCallbacks{
    51  		compactionCallbacks:     compactionCallbacks,
    52  		compactionCallbacksCtrl: compactionCallbacksCtrl,
    53  
    54  		flushCallbacks:     flushCallbacks,
    55  		flushCallbacksCtrl: flushCallbacksCtrl,
    56  	}
    57  }