From fd5981b7ee915ee4baea89385893485f14964bcd Mon Sep 17 00:00:00 2001
From: Aayush <arajasek94@gmail.com>
Date: Thu, 23 Jun 2022 16:31:15 -0400
Subject: [PATCH] feat: shed: print out actor code CIDs in manifest cid checker

---
 cmd/lotus-shed/cid.go | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/cmd/lotus-shed/cid.go b/cmd/lotus-shed/cid.go
index 6540f83587c..a8534eff2f3 100644
--- a/cmd/lotus-shed/cid.go
+++ b/cmd/lotus-shed/cid.go
@@ -5,8 +5,10 @@ import (
 	"encoding/hex"
 	"fmt"
 	"os"
+	"text/tabwriter"
 
 	"github.com/ipfs/go-cid"
+	cbor "github.com/ipfs/go-ipld-cbor"
 	"github.com/ipld/go-car"
 	mh "github.com/multiformats/go-multihash"
 	"github.com/urfave/cli/v2"
@@ -15,6 +17,8 @@ import (
 	"github.com/filecoin-project/go-state-types/abi"
 
 	"github.com/filecoin-project/lotus/blockstore"
+	"github.com/filecoin-project/lotus/chain/actors"
+	"github.com/filecoin-project/lotus/chain/actors/adt"
 )
 
 var cidCmd = &cli.Command{
@@ -22,7 +26,7 @@ var cidCmd = &cli.Command{
 	Usage: "Cid command",
 	Subcommands: cli.Commands{
 		cidIdCmd,
-		cidFromCarCmd,
+		inspectBundleCmd,
 	},
 }
 
@@ -90,9 +94,9 @@ var cidIdCmd = &cli.Command{
 	},
 }
 
-var cidFromCarCmd = &cli.Command{
-	Name:      "manifest-cid-from-car",
-	Usage:     "Get the manifest CID from a car file",
+var inspectBundleCmd = &cli.Command{
+	Name:      "inspect-bundle",
+	Usage:     "Get the manifest CID from a car file, as well as the actor code CIDs",
 	ArgsUsage: "[path]",
 	Action: func(cctx *cli.Context) error {
 		ctx := cctx.Context
@@ -104,6 +108,7 @@ 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 +119,19 @@ 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()
 	},
 }