From 5eceed81e192a9aca66dbe06e6ae64d28e0c264e Mon Sep 17 00:00:00 2001
From: laser <l@s3r.me>
Date: Tue, 16 Jun 2020 17:18:54 -0700
Subject: [PATCH] add "get-ask" command

---
 api/api_storage.go                |  1 +
 api/apistruct/struct.go           |  5 ++++
 cmd/lotus-storage-miner/market.go | 46 +++++++++++++++++++++++++++++--
 node/impl/storminer.go            |  4 +++
 4 files changed, 53 insertions(+), 3 deletions(-)

diff --git a/api/api_storage.go b/api/api_storage.go
index e07505e3f..90de01fb9 100644
--- a/api/api_storage.go
+++ b/api/api_storage.go
@@ -51,6 +51,7 @@ type StorageMiner interface {
 	MarketListDeals(ctx context.Context) ([]storagemarket.StorageDeal, error)
 	MarketListIncompleteDeals(ctx context.Context) ([]storagemarket.MinerDeal, error)
 	MarketSetAsk(ctx context.Context, price types.BigInt, duration abi.ChainEpoch, minPieceSize abi.PaddedPieceSize, maxPieceSize abi.PaddedPieceSize) error
+	MarketGetAsk(ctx context.Context) (*storagemarket.SignedStorageAsk, error)
 
 	DealsImportData(ctx context.Context, dealPropCid cid.Cid, file string) error
 	DealsList(ctx context.Context) ([]storagemarket.StorageDeal, error)
diff --git a/api/apistruct/struct.go b/api/apistruct/struct.go
index 55c87dbd4..a1fe69f06 100644
--- a/api/apistruct/struct.go
+++ b/api/apistruct/struct.go
@@ -196,6 +196,7 @@ type StorageMinerStruct struct {
 		MarketListDeals           func(ctx context.Context) ([]storagemarket.StorageDeal, error)                                                                                   `perm:"read"`
 		MarketListIncompleteDeals func(ctx context.Context) ([]storagemarket.MinerDeal, error)                                                                                     `perm:"read"`
 		MarketSetAsk              func(ctx context.Context, price types.BigInt, duration abi.ChainEpoch, minPieceSize abi.PaddedPieceSize, maxPieceSize abi.PaddedPieceSize) error `perm:"admin"`
+		MarketGetAsk              func(ctx context.Context) (*storagemarket.SignedStorageAsk, error)                                                                               `perm:"read"`
 
 		PledgeSector func(context.Context) error `perm:"write"`
 
@@ -845,6 +846,10 @@ func (c *StorageMinerStruct) MarketSetAsk(ctx context.Context, price types.BigIn
 	return c.Internal.MarketSetAsk(ctx, price, duration, minPieceSize, maxPieceSize)
 }
 
+func (c *StorageMinerStruct) MarketGetAsk(ctx context.Context) (*storagemarket.SignedStorageAsk, error) {
+	return c.Internal.MarketGetAsk(ctx)
+}
+
 func (c *StorageMinerStruct) DealsImportData(ctx context.Context, dealPropCid cid.Cid, file string) error {
 	return c.Internal.DealsImportData(ctx, dealPropCid, file)
 }
diff --git a/cmd/lotus-storage-miner/market.go b/cmd/lotus-storage-miner/market.go
index 74a42d85d..b2b7155c3 100644
--- a/cmd/lotus-storage-miner/market.go
+++ b/cmd/lotus-storage-miner/market.go
@@ -3,12 +3,16 @@ package main
 import (
 	"encoding/json"
 	"fmt"
+	"os"
+	"text/tabwriter"
 
 	"github.com/docker/go-units"
-	"github.com/filecoin-project/specs-actors/actors/abi"
 	"github.com/ipfs/go-cid"
 	"github.com/urfave/cli/v2"
 
+	"github.com/filecoin-project/go-fil-markets/storagemarket"
+	"github.com/filecoin-project/specs-actors/actors/abi"
+
 	"github.com/filecoin-project/lotus/chain/types"
 	lcli "github.com/filecoin-project/lotus/cli"
 )
@@ -55,8 +59,8 @@ var setAskCmd = &cli.Command{
 		&cli.Uint64Flag{
 			Name:        "duration",
 			Usage:       "Set the duration (specified as epochs) of the ask to `DURATION`",
-			DefaultText: "8640000",
-			Value:       8640000,
+			DefaultText: "100000",
+			Value:       100000,
 		},
 		&cli.StringFlag{
 			Name:        "min-piece-size",
@@ -110,6 +114,41 @@ var setAskCmd = &cli.Command{
 	},
 }
 
+var getAskCmd = &cli.Command{
+	Name:  "get-ask",
+	Usage: "Print the miner's ask",
+	Flags: []cli.Flag{},
+	Action: func(cctx *cli.Context) error {
+		ctx := lcli.DaemonContext(cctx)
+
+		api, closer, err := lcli.GetStorageMinerAPI(cctx)
+		if err != nil {
+			return err
+		}
+		defer closer()
+
+		sask, err := api.MarketGetAsk(ctx)
+		if err != nil {
+			return err
+		}
+
+		var ask *storagemarket.StorageAsk
+		if sask != nil && sask.Ask != nil {
+			ask = sask.Ask
+		}
+
+		w := tabwriter.NewWriter(os.Stdout, 2, 4, 2, ' ', 0)
+		fmt.Fprintf(w, "Price per GiB / Epoch\tMin. Piece Size (bytes, unpadded)\tMax. Piece Size (bytes, unpadded)\tExpiry\tSeq. No.\n")
+		if ask == nil {
+			fmt.Fprintf(w, "<miner does not have an ask>\n")
+		} else {
+			fmt.Fprintf(w, "%s\t%d\t%d\t%d\t%d\n", ask.Price, ask.MinPieceSize.Unpadded(), ask.MaxPieceSize.Unpadded(), ask.Expiry, ask.SeqNo)
+		}
+
+		return w.Flush()
+	},
+}
+
 var dealsCmd = &cli.Command{
 	Name:  "deals",
 	Usage: "interact with your deals",
@@ -119,6 +158,7 @@ var dealsCmd = &cli.Command{
 		enableCmd,
 		disableCmd,
 		setAskCmd,
+		getAskCmd,
 	},
 }
 
diff --git a/node/impl/storminer.go b/node/impl/storminer.go
index 7ece10ac0..ed94e173d 100644
--- a/node/impl/storminer.go
+++ b/node/impl/storminer.go
@@ -210,6 +210,10 @@ func (sm *StorageMinerAPI) MarketSetAsk(ctx context.Context, price types.BigInt,
 	return sm.StorageProvider.SetAsk(price, duration, options...)
 }
 
+func (sm *StorageMinerAPI) MarketGetAsk(ctx context.Context) (*storagemarket.SignedStorageAsk, error) {
+	return sm.StorageProvider.GetAsk(), nil
+}
+
 func (sm *StorageMinerAPI) DealsList(ctx context.Context) ([]storagemarket.StorageDeal, error) {
 	return sm.StorageProvider.ListDeals(ctx)
 }