fix: shed: make invariants checker work with splitstore

cmd/lotus-shed/invariants.go

@@ -3,10 +3,14 @@ package main
 import (
 	"context"
 	"fmt"
-	"io"
+	"os"
+	"path/filepath"
 	"strconv"
 	"time"
 
+	badgerbs "github.com/filecoin-project/lotus/blockstore/badger"
+	"github.com/filecoin-project/lotus/blockstore/splitstore"
+
 	"github.com/ipfs/go-cid"
 	"github.com/urfave/cli/v2"
 	"golang.org/x/xerrors"
@@ -73,24 +77,52 @@ var invariantsCmd = &cli.Command{
 
 		defer lkrepo.Close() //nolint:errcheck
 
-		bs, err := lkrepo.Blockstore(ctx, repo.UniversalBlockstore)
+		cold, err := lkrepo.Blockstore(ctx, repo.UniversalBlockstore)
 		if err != nil {
-			return fmt.Errorf("failed to open blockstore: %w", err)
+			return fmt.Errorf("failed to open universal blockstore %w", err)
 		}
 
-		defer func() {
-			if c, ok := bs.(io.Closer); ok {
-				if err := c.Close(); err != nil {
-					log.Warnf("failed to close blockstore: %s", err)
-				}
-			}
-		}()
+		path, err := lkrepo.SplitstorePath()
+		if err != nil {
+			return err
+		}
+
+		path = filepath.Join(path, "hot.badger")
+		if err := os.MkdirAll(path, 0755); err != nil {
+			return err
+		}
+
+		opts, err := repo.BadgerBlockstoreOptions(repo.HotBlockstore, path, lkrepo.Readonly())
+		if err != nil {
+			return err
+		}
+
+		hot, err := badgerbs.Open(opts)
+		if err != nil {
+			return err
+		}
 
 		mds, err := lkrepo.Datastore(context.Background(), "/metadata")
 		if err != nil {
 			return err
 		}
 
+		cfg := &splitstore.Config{
+			MarkSetType:       "map",
+			DiscardColdBlocks: true,
+		}
+		ss, err := splitstore.Open(path, mds, hot, cold, cfg)
+		if err != nil {
+			return err
+		}
+		defer func() {
+			if err := ss.Close(); err != nil {
+				log.Warnf("failed to close blockstore: %s", err)
+
+			}
+		}()
+		bs := ss
+
 		cs := store.NewChainStore(bs, bs, mds, filcns.Weight, nil)
 		defer cs.Close() //nolint:errcheck