From 77113844a2ffbae9efd18be7358a3e646df7bba4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Magiera?= <magik6k@gmail.com>
Date: Wed, 18 Dec 2019 16:37:47 +0100
Subject: [PATCH] chain slash-consensus command

---
 cli/chain.go            | 64 +++++++++++++++++++++++++++++++++++++++++
 node/impl/full/chain.go |  1 +
 2 files changed, 65 insertions(+)

diff --git a/cli/chain.go b/cli/chain.go
index 48854d217..aed541f8c 100644
--- a/cli/chain.go
+++ b/cli/chain.go
@@ -13,6 +13,7 @@ import (
 	"gopkg.in/urfave/cli.v2"
 
 	"github.com/filecoin-project/lotus/api"
+	"github.com/filecoin-project/lotus/chain/actors"
 	types "github.com/filecoin-project/lotus/chain/types"
 )
 
@@ -28,6 +29,7 @@ var chainCmd = &cli.Command{
 		chainListCmd,
 		chainGetCmd,
 		chainExportCmd,
+		slashConsensusFault,
 	},
 }
 
@@ -438,3 +440,65 @@ var chainExportCmd = &cli.Command{
 		return nil
 	},
 }
+
+var slashConsensusFault = &cli.Command{
+	Name:  "slash-consensus",
+	Usage: "Report consensus fault",
+	Action: func(cctx *cli.Context) error {
+		api, closer, err := GetFullNodeAPI(cctx)
+		if err != nil {
+			return err
+		}
+		defer closer()
+		ctx := ReqContext(cctx)
+
+		c1, err := cid.Parse(cctx.Args().Get(0))
+		if err != nil {
+			return xerrors.Errorf("parsing cid 1: %w", err)
+		}
+
+		b1, err := api.ChainGetBlock(ctx, c1)
+		if err != nil {
+			return xerrors.Errorf("getting block 1: %w", err)
+		}
+
+		c2, err := cid.Parse(cctx.Args().Get(0))
+		if err != nil {
+			return xerrors.Errorf("parsing cid 2: %w", err)
+		}
+
+		b2, err := api.ChainGetBlock(ctx, c2)
+		if err != nil {
+			return xerrors.Errorf("getting block 2: %w", err)
+		}
+
+		def, err := api.WalletDefaultAddress(ctx)
+		if err != nil {
+			return err
+		}
+
+		params, err := actors.SerializeParams(&actors.ArbitrateConsensusFaultParams{
+			Block1: b1,
+			Block2: b2,
+		})
+
+		msg := &types.Message{
+			To:       actors.StoragePowerAddress,
+			From:     def,
+			Value:    types.NewInt(0),
+			GasPrice: types.NewInt(1),
+			GasLimit: types.NewInt(10000000),
+			Method:   actors.SPAMethods.ArbitrateConsensusFault,
+			Params:   params,
+		}
+
+		smsg, err := api.MpoolPushMessage(ctx, msg)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println(smsg.Cid())
+
+		return nil
+	},
+}
diff --git a/node/impl/full/chain.go b/node/impl/full/chain.go
index fdcf2962c..7656ce19d 100644
--- a/node/impl/full/chain.go
+++ b/node/impl/full/chain.go
@@ -24,6 +24,7 @@ import (
 	"golang.org/x/xerrors"
 
 	"github.com/filecoin-project/go-address"
+
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/chain/store"
 	"github.com/filecoin-project/lotus/chain/types"