[#983] blobstor: Allow to specify wait before drop time

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

cmd/frostfs-node/config.go

@@ -178,12 +178,13 @@ type subStorageCfg struct {
 	noSync bool
 
 	// blobovnicza-specific
-	size            uint64
-	width           uint64
-	leafWidth       uint64
-	openedCacheSize int
-	initWorkerCount int
-	initInAdvance   bool
+	size               uint64
+	width              uint64
+	leafWidth          uint64
+	openedCacheSize    int
+	initWorkerCount    int
+	initInAdvance      bool
+	rebuildDropTimeout time.Duration
 }
 
 // readConfig fills applicationConfiguration with raw configuration values
@@ -303,6 +304,7 @@ func (a *applicationConfiguration) setShardStorageConfig(newConfig *shardCfg, ol
 			sCfg.openedCacheSize = sub.OpenedCacheSize()
 			sCfg.initWorkerCount = sub.InitWorkerCount()
 			sCfg.initInAdvance = sub.InitInAdvance()
+			sCfg.rebuildDropTimeout = sub.RebuildDropTimeout()
 		case fstree.Type:
 			sub := fstreeconfig.From((*config.Config)(storagesCfg[i]))
 			sCfg.depth = sub.Depth()
@@ -887,6 +889,7 @@ func (c *cfg) getSubstorageOpts(shCfg shardCfg) []blobstor.SubStorage {
 				blobovniczatree.WithOpenedCacheSize(sRead.openedCacheSize),
 				blobovniczatree.WithInitWorkerCount(sRead.initWorkerCount),
 				blobovniczatree.WithInitInAdvance(sRead.initInAdvance),
+				blobovniczatree.WithWaitBeforeDropDB(sRead.rebuildDropTimeout),
 				blobovniczatree.WithLogger(c.log),
 				blobovniczatree.WithObjectSizeLimit(shCfg.smallSizeObjectLimit),
 			}

cmd/frostfs-node/config/engine/config_test.go

@@ -101,6 +101,7 @@ func TestEngineSection(t *testing.T) {
 				require.EqualValues(t, 10, blz.LeafWidth())
 				require.EqualValues(t, 10, blz.InitWorkerCount())
 				require.EqualValues(t, true, blz.InitInAdvance())
+				require.EqualValues(t, 30*time.Second, blz.RebuildDropTimeout())
 
 				require.Equal(t, "tmp/0/blob", ss[1].Path())
 				require.EqualValues(t, 0o644, ss[1].Perm())
@@ -151,6 +152,7 @@ func TestEngineSection(t *testing.T) {
 				require.EqualValues(t, 50, blz.OpenedCacheSize())
 				require.EqualValues(t, 10, blz.LeafWidth())
 				require.EqualValues(t, blobovniczaconfig.InitWorkerCountDefault, blz.InitWorkerCount())
+				require.EqualValues(t, blobovniczaconfig.RebuildDropTimeoutDefault, blz.RebuildDropTimeout())
 
 				require.Equal(t, "tmp/1/blob", ss[1].Path())
 				require.EqualValues(t, 0o644, ss[1].Perm())

cmd/frostfs-node/config/engine/shard/blobstor/blobovnicza/config.go

@@ -1,6 +1,8 @@
 package blobovniczaconfig
 
 import (
+	"time"
+
 	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config"
 	boltdbconfig "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config/engine/shard/boltdb"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/blobovniczatree"
@@ -25,6 +27,9 @@ const (
 
 	// InitWorkerCountDefault is a default workers count to initialize Blobovnicza's.
 	InitWorkerCountDefault = 5
+
+	// RebuildDropTimeoutDefault is a default timeout value to wait before drop single blobovnicza.
+	RebuildDropTimeoutDefault = 10 * time.Second
 )
 
 // From wraps config section into Config.
@@ -141,3 +146,17 @@ func (x *Config) InitInAdvance() bool {
 		"init_in_advance",
 	)
 }
+
+// RebuildDropTimeout returns the value of "rebuild_drop_timeout" config parameter.
+//
+// Returns RebuildDropTimeoutDefault if the value is not defined or invalid.
+func (x *Config) RebuildDropTimeout() time.Duration {
+	d := config.DurationSafe(
+		(*config.Config)(x),
+		"rebuild_drop_timeout",
+	)
+	if d > 0 {
+		return d
+	}
+	return RebuildDropTimeoutDefault
+}