lotus/api/test/deals.go

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package test
import (
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"bytes"
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"context"
"fmt"
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"io/ioutil"
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"math/rand"
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"os"
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"path/filepath"
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"testing"
"time"
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"github.com/ipfs/go-cid"
files "github.com/ipfs/go-ipfs-files"
"github.com/ipld/go-car"
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"github.com/stretchr/testify/require"
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"github.com/filecoin-project/go-fil-markets/storagemarket"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/types"
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sealing "github.com/filecoin-project/lotus/extern/storage-sealing"
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"github.com/filecoin-project/lotus/node/impl"
ipld "github.com/ipfs/go-ipld-format"
dag "github.com/ipfs/go-merkledag"
dstest "github.com/ipfs/go-merkledag/test"
unixfile "github.com/ipfs/go-unixfs/file"
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)
func TestDealFlow(t *testing.T, b APIBuilder, blocktime time.Duration, carExport, fastRet bool, startEpoch abi.ChainEpoch) {
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s := setupOneClientOneMiner(t, b, blocktime)
defer s.blockMiner.Stop()
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MakeDeal(t, s.ctx, 6, s.client, s.miner, carExport, fastRet, startEpoch)
}
func TestDoubleDealFlow(t *testing.T, b APIBuilder, blocktime time.Duration, startEpoch abi.ChainEpoch) {
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s := setupOneClientOneMiner(t, b, blocktime)
defer s.blockMiner.Stop()
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MakeDeal(t, s.ctx, 6, s.client, s.miner, false, false, startEpoch)
MakeDeal(t, s.ctx, 7, s.client, s.miner, false, false, startEpoch)
}
func MakeDeal(t *testing.T, ctx context.Context, rseed int, client api.FullNode, miner TestStorageNode, carExport, fastRet bool, startEpoch abi.ChainEpoch) {
res, data, err := CreateClientFile(ctx, client, rseed)
if err != nil {
t.Fatal(err)
}
fcid := res.Root
fmt.Println("FILE CID: ", fcid)
deal := startDeal(t, ctx, miner, client, fcid, fastRet, startEpoch)
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// TODO: this sleep is only necessary because deals don't immediately get logged in the dealstore, we should fix this
time.Sleep(time.Second)
waitDealSealed(t, ctx, miner, client, deal, false)
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// Retrieval
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info, err := client.ClientGetDealInfo(ctx, *deal)
require.NoError(t, err)
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testRetrieval(t, ctx, client, fcid, &info.PieceCID, carExport, data)
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}
func CreateClientFile(ctx context.Context, client api.FullNode, rseed int) (*api.ImportRes, []byte, error) {
data := make([]byte, 1600)
rand.New(rand.NewSource(int64(rseed))).Read(data)
dir, err := ioutil.TempDir(os.TempDir(), "test-make-deal-")
if err != nil {
return nil, nil, err
}
path := filepath.Join(dir, "sourcefile.dat")
err = ioutil.WriteFile(path, data, 0644)
if err != nil {
return nil, nil, err
}
res, err := client.ClientImport(ctx, api.FileRef{Path: path})
if err != nil {
return nil, nil, err
}
return res, data, nil
}
func TestFastRetrievalDealFlow(t *testing.T, b APIBuilder, blocktime time.Duration, startEpoch abi.ChainEpoch) {
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s := setupOneClientOneMiner(t, b, blocktime)
defer s.blockMiner.Stop()
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data := make([]byte, 1600)
rand.New(rand.NewSource(int64(8))).Read(data)
r := bytes.NewReader(data)
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fcid, err := s.client.ClientImportLocal(s.ctx, r)
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if err != nil {
t.Fatal(err)
}
fmt.Println("FILE CID: ", fcid)
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deal := startDeal(t, s.ctx, s.miner, s.client, fcid, true, startEpoch)
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waitDealPublished(t, s.ctx, s.miner, deal)
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fmt.Println("deal published, retrieving")
// Retrieval
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info, err := s.client.ClientGetDealInfo(s.ctx, *deal)
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require.NoError(t, err)
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testRetrieval(t, s.ctx, s.client, fcid, &info.PieceCID, false, data)
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}
func TestSecondDealRetrieval(t *testing.T, b APIBuilder, blocktime time.Duration) {
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s := setupOneClientOneMiner(t, b, blocktime)
defer s.blockMiner.Stop()
{
data1 := make([]byte, 800)
rand.New(rand.NewSource(int64(3))).Read(data1)
r := bytes.NewReader(data1)
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fcid1, err := s.client.ClientImportLocal(s.ctx, r)
if err != nil {
t.Fatal(err)
}
data2 := make([]byte, 800)
rand.New(rand.NewSource(int64(9))).Read(data2)
r2 := bytes.NewReader(data2)
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fcid2, err := s.client.ClientImportLocal(s.ctx, r2)
if err != nil {
t.Fatal(err)
}
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deal1 := startDeal(t, s.ctx, s.miner, s.client, fcid1, true, 0)
// TODO: this sleep is only necessary because deals don't immediately get logged in the dealstore, we should fix this
time.Sleep(time.Second)
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waitDealSealed(t, s.ctx, s.miner, s.client, deal1, true)
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deal2 := startDeal(t, s.ctx, s.miner, s.client, fcid2, true, 0)
time.Sleep(time.Second)
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waitDealSealed(t, s.ctx, s.miner, s.client, deal2, false)
// Retrieval
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info, err := s.client.ClientGetDealInfo(s.ctx, *deal2)
require.NoError(t, err)
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rf, _ := s.miner.SectorsRefs(s.ctx)
fmt.Printf("refs: %+v\n", rf)
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testRetrieval(t, s.ctx, s.client, fcid2, &info.PieceCID, false, data2)
}
}
func startDeal(t *testing.T, ctx context.Context, miner TestStorageNode, client api.FullNode, fcid cid.Cid, fastRet bool, startEpoch abi.ChainEpoch) *cid.Cid {
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maddr, err := miner.ActorAddress(ctx)
if err != nil {
t.Fatal(err)
}
addr, err := client.WalletDefaultAddress(ctx)
if err != nil {
t.Fatal(err)
}
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deal, err := client.ClientStartDeal(ctx, &api.StartDealParams{
Data: &storagemarket.DataRef{
TransferType: storagemarket.TTGraphsync,
Root: fcid,
},
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Wallet: addr,
Miner: maddr,
EpochPrice: types.NewInt(1000000),
DealStartEpoch: startEpoch,
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MinBlocksDuration: uint64(build.MinDealDuration),
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FastRetrieval: fastRet,
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})
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if err != nil {
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t.Fatalf("%+v", err)
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}
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return deal
}
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func waitDealSealed(t *testing.T, ctx context.Context, miner TestStorageNode, client api.FullNode, deal *cid.Cid, noseal bool) {
loop:
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for {
di, err := client.ClientGetDealInfo(ctx, *deal)
if err != nil {
t.Fatal(err)
}
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switch di.State {
case storagemarket.StorageDealAwaitingPreCommit, storagemarket.StorageDealSealing:
if noseal {
return
}
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startSealingWaiting(t, ctx, miner)
case storagemarket.StorageDealProposalRejected:
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t.Fatal("deal rejected")
case storagemarket.StorageDealFailing:
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t.Fatal("deal failed")
case storagemarket.StorageDealError:
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t.Fatal("deal errored", di.Message)
case storagemarket.StorageDealActive:
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fmt.Println("COMPLETE", di)
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break loop
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}
fmt.Println("Deal state: ", storagemarket.DealStates[di.State])
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time.Sleep(time.Second / 2)
}
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}
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func waitDealPublished(t *testing.T, ctx context.Context, miner TestStorageNode, deal *cid.Cid) {
subCtx, cancel := context.WithCancel(ctx)
defer cancel()
updates, err := miner.MarketGetDealUpdates(subCtx)
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if err != nil {
t.Fatal(err)
}
for {
select {
case <-ctx.Done():
t.Fatal("context timeout")
case di := <-updates:
if deal.Equals(di.ProposalCid) {
switch di.State {
case storagemarket.StorageDealProposalRejected:
t.Fatal("deal rejected")
case storagemarket.StorageDealFailing:
t.Fatal("deal failed")
case storagemarket.StorageDealError:
t.Fatal("deal errored", di.Message)
case storagemarket.StorageDealFinalizing, storagemarket.StorageDealAwaitingPreCommit, storagemarket.StorageDealSealing, storagemarket.StorageDealActive:
fmt.Println("COMPLETE", di)
return
}
fmt.Println("Deal state: ", storagemarket.DealStates[di.State])
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}
}
}
}
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func startSealingWaiting(t *testing.T, ctx context.Context, miner TestStorageNode) {
snums, err := miner.SectorsList(ctx)
require.NoError(t, err)
for _, snum := range snums {
si, err := miner.SectorsStatus(ctx, snum, false)
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require.NoError(t, err)
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t.Logf("Sector state: %s", si.State)
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if si.State == api.SectorState(sealing.WaitDeals) {
require.NoError(t, miner.SectorStartSealing(ctx, snum))
}
}
}
func testRetrieval(t *testing.T, ctx context.Context, client api.FullNode, fcid cid.Cid, piece *cid.Cid, carExport bool, data []byte) {
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offers, err := client.ClientFindData(ctx, fcid, piece)
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if err != nil {
t.Fatal(err)
}
if len(offers) < 1 {
t.Fatal("no offers")
}
rpath, err := ioutil.TempDir("", "lotus-retrieve-test-")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(rpath) //nolint:errcheck
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caddr, err := client.WalletDefaultAddress(ctx)
if err != nil {
t.Fatal(err)
}
ref := &api.FileRef{
Path: filepath.Join(rpath, "ret"),
IsCAR: carExport,
}
updates, err := client.ClientRetrieveWithEvents(ctx, offers[0].Order(caddr), ref)
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if err != nil {
t.Fatal(err)
}
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for update := range updates {
if update.Err != "" {
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t.Fatalf("retrieval failed: %s", update.Err)
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}
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}
rdata, err := ioutil.ReadFile(filepath.Join(rpath, "ret"))
if err != nil {
t.Fatal(err)
}
if carExport {
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rdata = extractCarData(t, ctx, rdata, rpath)
}
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if !bytes.Equal(rdata, data) {
t.Fatal("wrong data retrieved")
}
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}
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func extractCarData(t *testing.T, ctx context.Context, rdata []byte, rpath string) []byte {
bserv := dstest.Bserv()
ch, err := car.LoadCar(bserv.Blockstore(), bytes.NewReader(rdata))
if err != nil {
t.Fatal(err)
}
b, err := bserv.GetBlock(ctx, ch.Roots[0])
if err != nil {
t.Fatal(err)
}
nd, err := ipld.Decode(b)
if err != nil {
t.Fatal(err)
}
dserv := dag.NewDAGService(bserv)
fil, err := unixfile.NewUnixfsFile(ctx, dserv, nd)
if err != nil {
t.Fatal(err)
}
outPath := filepath.Join(rpath, "retLoadedCAR")
if err := files.WriteTo(fil, outPath); err != nil {
t.Fatal(err)
}
rdata, err = ioutil.ReadFile(outPath)
if err != nil {
t.Fatal(err)
}
return rdata
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}
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type dealsScaffold struct {
ctx context.Context
client *impl.FullNodeAPI
miner TestStorageNode
blockMiner *BlockMiner
}
func setupOneClientOneMiner(t *testing.T, b APIBuilder, blocktime time.Duration) *dealsScaffold {
n, sn := b(t, OneFull, OneMiner)
client := n[0].FullNode.(*impl.FullNodeAPI)
miner := sn[0]
return connectAndStartMining(t, b, blocktime, client, miner)
}
func connectAndStartMining(t *testing.T, b APIBuilder, blocktime time.Duration, client *impl.FullNodeAPI, miner TestStorageNode) *dealsScaffold {
ctx := context.Background()
addrinfo, err := client.NetAddrsListen(ctx)
if err != nil {
t.Fatal(err)
}
if err := miner.NetConnect(ctx, addrinfo); err != nil {
t.Fatal(err)
}
time.Sleep(time.Second)
blockMiner := NewBlockMiner(ctx, t, miner, blocktime)
blockMiner.MineBlocks()
return &dealsScaffold{
ctx: ctx,
client: client,
miner: miner,
blockMiner: blockMiner,
}
}