[#1714] lens: Add open*COMPONENT* funcs

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>

cmd/neofs-lens/internal/blobovnicza/inspect.go

@@ -27,12 +27,7 @@ func inspectFunc(cmd *cobra.Command, _ []string) {
 	err := addr.DecodeString(vAddress)
 	common.ExitOnErr(cmd, common.Errf("invalid address argument: %w", err))
 
-	blz := blobovnicza.New(
+	blz := openBlobovnicza(cmd)
-		blobovnicza.WithPath(vPath),
-		blobovnicza.WithReadOnly(true),
-	)
-	common.ExitOnErr(cmd, blz.Open())
-
 	defer blz.Close()
 
 	var prm blobovnicza.GetPrm

cmd/neofs-lens/internal/blobovnicza/list.go

@@ -30,13 +30,7 @@ func listFunc(cmd *cobra.Command, _ []string) {
 		return err
 	}
 
-	blz := blobovnicza.New(
+	blz := openBlobovnicza(cmd)
-		blobovnicza.WithPath(vPath),
-		blobovnicza.WithReadOnly(true),
-	)
-
-	common.ExitOnErr(cmd, blz.Open())
-
 	defer blz.Close()
 
 	err := blobovnicza.IterateAddresses(blz, wAddr)

cmd/neofs-lens/internal/blobovnicza/root.go

@@ -1,6 +1,10 @@
 package blobovnicza
 
-import "github.com/spf13/cobra"
+import (
+	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobovnicza"
+	"github.com/spf13/cobra"
+)
 
 var (
 	vAddress string
@@ -17,3 +21,13 @@ var Root = &cobra.Command{
 func init() {
 	Root.AddCommand(listCMD, inspectCMD)
 }
+
+func openBlobovnicza(cmd *cobra.Command) *blobovnicza.Blobovnicza {
+	blz := blobovnicza.New(
+		blobovnicza.WithPath(vPath),
+		blobovnicza.WithReadOnly(true),
+	)
+	common.ExitOnErr(cmd, blz.Open())
+
+	return blz
+}

cmd/neofs-lens/internal/meta/inspect.go

@@ -3,7 +3,6 @@ package meta
 import (
 	"errors"
 	"fmt"
-	"time"
 
 	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobovnicza"
@@ -11,7 +10,6 @@ import (
 	"github.com/nspcc-dev/neofs-sdk-go/object"
 	oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
 	"github.com/spf13/cobra"
-	"go.etcd.io/bbolt"
 )
 
 var inspectCMD = &cobra.Command{
@@ -32,16 +30,8 @@ func inspectFunc(cmd *cobra.Command, _ []string) {
 	err := addr.DecodeString(vAddress)
 	common.ExitOnErr(cmd, common.Errf("invalid address argument: %w", err))
 
-	db := meta.New(
+	db := openMeta(cmd)
-		meta.WithPath(vPath),
+	defer db.Close()
-		meta.WithBoltDBOptions(&bbolt.Options{
-			ReadOnly: true,
-			Timeout:  100 * time.Millisecond,
-		}),
-		meta.WithEpochState(epochState{}),
-	)
-
-	common.ExitOnErr(cmd, common.Errf("could not open metabase: %w", db.Open(true)))
 
 	storageID := meta.StorageIDPrm{}
 	storageID.SetAddress(addr)

cmd/neofs-lens/internal/meta/list-garbage.go

@@ -1,12 +1,9 @@
 package meta
 
 import (
-	"time"
-
 	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
 	meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
 	"github.com/spf13/cobra"
-	"go.etcd.io/bbolt"
 )
 
 var listGarbageCMD = &cobra.Command{
@@ -21,16 +18,8 @@ func init() {
 }
 
 func listGarbageFunc(cmd *cobra.Command, _ []string) {
-	db := meta.New(
+	db := openMeta(cmd)
-		meta.WithPath(vPath),
+	defer db.Close()
-		meta.WithBoltDBOptions(&bbolt.Options{
-			ReadOnly: true,
-			Timeout:  100 * time.Millisecond,
-		}),
-		meta.WithEpochState(epochState{}),
-	)
-
-	common.ExitOnErr(cmd, common.Errf("could not open metabase: %w", db.Open(true)))
 
 	var garbPrm meta.GarbageIterationPrm
 	garbPrm.SetHandler(

cmd/neofs-lens/internal/meta/list-graveyard.go

@@ -1,12 +1,9 @@
 package meta
 
 import (
-	"time"
-
 	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
 	meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
 	"github.com/spf13/cobra"
-	"go.etcd.io/bbolt"
 )
 
 var listGraveyardCMD = &cobra.Command{
@@ -21,16 +18,8 @@ func init() {
 }
 
 func listGraveyardFunc(cmd *cobra.Command, _ []string) {
-	db := meta.New(
+	db := openMeta(cmd)
-		meta.WithPath(vPath),
+	defer db.Close()
-		meta.WithBoltDBOptions(&bbolt.Options{
-			ReadOnly: true,
-			Timeout:  100 * time.Millisecond,
-		}),
-		meta.WithEpochState(epochState{}),
-	)
-
-	common.ExitOnErr(cmd, common.Errf("could not open metabase: %w", db.Open(true)))
 
 	var gravePrm meta.GraveyardIterationPrm
 	gravePrm.SetHandler(

cmd/neofs-lens/internal/meta/root.go

@@ -1,7 +1,12 @@
 package meta
 
 import (
+	"time"
+
+	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
+	meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
 	"github.com/spf13/cobra"
+	"go.etcd.io/bbolt"
 )
 
 var (
@@ -28,3 +33,17 @@ func init() {
 		listGarbageCMD,
 	)
 }
+
+func openMeta(cmd *cobra.Command) *meta.DB {
+	db := meta.New(
+		meta.WithPath(vPath),
+		meta.WithBoltDBOptions(&bbolt.Options{
+			ReadOnly: true,
+			Timeout:  100 * time.Millisecond,
+		}),
+		meta.WithEpochState(epochState{}),
+	)
+	common.ExitOnErr(cmd, common.Errf("could not open metabase: %w", db.Open(true)))
+
+	return db
+}

cmd/neofs-lens/internal/writecache/inspect.go

@@ -21,9 +21,7 @@ func init() {
 }
 
 func inspectFunc(cmd *cobra.Command, _ []string) {
-	db, err := writecache.OpenDB(vPath, true)
+	db := openWC(cmd)
-	common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
-
 	defer db.Close()
 
 	data, err := writecache.Get(db, []byte(vAddress))

cmd/neofs-lens/internal/writecache/list.go

@@ -30,11 +30,9 @@ func listFunc(cmd *cobra.Command, _ []string) {
 		return err
 	}
 
-	db, err := writecache.OpenDB(vPath, true)
+	db := openWC(cmd)
-	common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
-
 	defer db.Close()
 
-	err = writecache.IterateDB(db, wAddr)
+	err := writecache.IterateDB(db, wAddr)
 	common.ExitOnErr(cmd, common.Errf("write-cache iterator failure: %w", err))
 }

cmd/neofs-lens/internal/writecache/root.go

@@ -1,6 +1,11 @@
 package writecache
 
-import "github.com/spf13/cobra"
+import (
+	common "github.com/nspcc-dev/neofs-node/cmd/neofs-lens/internal"
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/writecache"
+	"github.com/spf13/cobra"
+	"go.etcd.io/bbolt"
+)
 
 var (
 	vAddress string
@@ -17,3 +22,10 @@ var Root = &cobra.Command{
 func init() {
 	Root.AddCommand(listCMD, inspectCMD)
 }
+
+func openWC(cmd *cobra.Command) *bbolt.DB {
+	db, err := writecache.OpenDB(vPath, true)
+	common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
+
+	return db
+}