feat: shed: print out actor code CIDs in manifest cid checker

cmd/lotus-shed/cid.go

@@ -5,6 +5,11 @@ import (
 	"encoding/hex"
 	"fmt"
 	"os"
+	"text/tabwriter"
+
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+	cbor "github.com/ipfs/go-ipld-cbor"
 
 	"github.com/ipfs/go-cid"
 	"github.com/ipld/go-car"
@@ -104,6 +109,7 @@ var cidFromCarCmd = &cli.Command{
 		}
 
 		bs := blockstore.NewMemory()
+		wrapBs := adt.WrapStore(ctx, cbor.NewCborStore(bs))
 
 		hdr, err := car.LoadCar(ctx, bs, f)
 		if err != nil {
@@ -114,6 +120,19 @@ var cidFromCarCmd = &cli.Command{
 
 		fmt.Printf("Manifest CID: %s\n", manifestCid.String())
 
-		return nil
+		entries, err := actors.ReadManifest(ctx, wrapBs, manifestCid)
+		if err != nil {
+			return xerrors.Errorf("error loading manifest: %w", err)
+		}
+
+		tw := tabwriter.NewWriter(os.Stdout, 2, 4, 2, ' ', 0)
+		_, _ = fmt.Fprintln(tw, "\nActor\tCID\t")
+
+		for name, cid := range entries {
+			_, _ = fmt.Fprintf(tw, "%v\t%v\n", name, cid)
+
+		}
+
+		return tw.Flush()
 	},
 }