[#645] badgerstore: Add logger

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

internal/logs/logs.go

@@ -526,6 +526,7 @@ const (
 	RuntimeSoftMemoryDefinedWithGOMEMLIMIT                                  = "soft runtime memory defined with GOMEMLIMIT environment variable, config value skipped"
 	FailedToCountWritecacheItems                                            = "failed to count writecache items"
 	AttemtToCloseAlreadyClosedBlobovnicza                                   = "attempt to close an already closed blobovnicza"
+	BadgerStoreGCFailed                                                     = "failed to run GC on badgerstore"
 	FailedToGetContainerCounters                                            = "failed to get container counters values"
 	FailedToRebuildBlobstore                                                = "failed to rebuild blobstore"
 	BlobstoreRebuildStarted                                                 = "blobstore rebuild started"

pkg/local_object_storage/blobstor/badgerstore/config.go

@@ -6,8 +6,10 @@ import (
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/compression"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	"github.com/dgraph-io/badger/v4"
 	"github.com/dgraph-io/badger/v4/options"
+	"go.uber.org/zap"
 )
 
 type cfg struct {
@@ -17,6 +19,7 @@ type cfg struct {
 	gcTimeout      time.Duration
 	gcDiscardRatio float64
 	metrics        Metrics
+	logger         *logger.Logger
 }
 
 type Option func(*cfg)
@@ -58,6 +61,7 @@ func defaultCfg() *cfg {
 		gcTimeout:      10 * time.Minute,
 		gcDiscardRatio: 0.2, // for 1GB vLog file GC will perform only if around 200MB could be free
 		metrics:        &noopMetrics{},
+		logger:         &logger.Logger{Logger: zap.L()},
 	}
 }
 
@@ -124,3 +128,10 @@ func WithMetrics(m Metrics) Option {
 		c.metrics = m
 	}
 }
+
+// WithLogger sets logger.
+func WithLogger(l *logger.Logger) Option {
+	return func(c *cfg) {
+		c.logger = l
+	}
+}

pkg/local_object_storage/blobstor/badgerstore/control.go

@@ -5,8 +5,10 @@ import (
 	"errors"
 	"time"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
 	"github.com/dgraph-io/badger/v4"
+	"go.uber.org/zap"
 )
 
 var errStoreMustBeOpenedBeforeInit = errors.New("store must be opened before initialization")
@@ -63,6 +65,8 @@ func (s *Store) startGC() {
 		case <-t.C:
 			if err := s.db.RunValueLogGC(s.cfg.gcDiscardRatio); err == nil {
 				_ = s.db.RunValueLogGC(s.cfg.gcDiscardRatio) // see https://dgraph.io/docs/badger/get-started/#garbage-collection
+			} else {
+				s.cfg.logger.Error(logs.BadgerStoreGCFailed, zap.Error(err), zap.String("path", s.cfg.db.Dir))
 			}
 		}
 	}()