lotus/api/test/deals.go

254 lines
5.6 KiB
Go

package test
import (
"bytes"
"context"
"fmt"
"github.com/ipfs/go-cid"
"io/ioutil"
"math/rand"
"os"
"path/filepath"
"testing"
"time"
"github.com/ipfs/go-car"
files "github.com/ipfs/go-ipfs-files"
logging "github.com/ipfs/go-log/v2"
"github.com/filecoin-project/go-fil-markets/storagemarket"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build"
dag "github.com/ipfs/go-merkledag"
dstest "github.com/ipfs/go-merkledag/test"
unixfile "github.com/ipfs/go-unixfs/file"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/node/impl"
ipld "github.com/ipfs/go-ipld-format"
)
func init() {
logging.SetAllLoggers(logging.LevelInfo)
build.InsecurePoStValidation = true
}
func TestDealFlow(t *testing.T, b APIBuilder, blocktime time.Duration, carExport bool) {
os.Setenv("BELLMAN_NO_GPU", "1")
ctx := context.Background()
n, sn := b(t, 1, oneMiner)
client := n[0].FullNode.(*impl.FullNodeAPI)
miner := sn[0]
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)
mine := true
done := make(chan struct{})
go func() {
defer close(done)
for mine {
time.Sleep(blocktime)
if err := sn[0].MineOne(ctx, func(bool) {}); err != nil {
t.Error(err)
}
}
}()
makeDeal(t, ctx, 6, client, miner, carExport)
mine = false
fmt.Println("shutting down mining")
<-done
}
func TestDoubleDealFlow(t *testing.T, b APIBuilder, blocktime time.Duration) {
os.Setenv("BELLMAN_NO_GPU", "1")
ctx := context.Background()
n, sn := b(t, 1, oneMiner)
client := n[0].FullNode.(*impl.FullNodeAPI)
miner := sn[0]
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)
mine := true
done := make(chan struct{})
go func() {
defer close(done)
for mine {
time.Sleep(blocktime)
if err := sn[0].MineOne(ctx, func(bool) {}); err != nil {
t.Error(err)
}
}
}()
makeDeal(t, ctx, 6, client, miner, false)
makeDeal(t, ctx, 7, client, miner, false)
mine = false
fmt.Println("shutting down mining")
<-done
}
func makeDeal(t *testing.T, ctx context.Context, rseed int, client *impl.FullNodeAPI, miner TestStorageNode, carExport bool) {
data := make([]byte, 1600)
rand.New(rand.NewSource(int64(rseed))).Read(data)
r := bytes.NewReader(data)
fcid, err := client.ClientImportLocal(ctx, r)
if err != nil {
t.Fatal(err)
}
fmt.Println("FILE CID: ", fcid)
deal := startDeal(t, ctx, miner, client, fcid)
// 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, client, deal)
// Retrieval
testRetrieval(t, ctx, err, client, fcid, carExport, data)
}
func startDeal(t *testing.T, ctx context.Context, miner TestStorageNode, client *impl.FullNodeAPI, fcid cid.Cid) *cid.Cid {
maddr, err := miner.ActorAddress(ctx)
if err != nil {
t.Fatal(err)
}
addr, err := client.WalletDefaultAddress(ctx)
if err != nil {
t.Fatal(err)
}
deal, err := client.ClientStartDeal(ctx, &api.StartDealParams{
Data: &storagemarket.DataRef{Root: fcid},
Wallet: addr,
Miner: maddr,
EpochPrice: types.NewInt(1000000),
MinBlocksDuration: 100,
})
if err != nil {
t.Fatalf("%+v", err)
}
return deal
}
func waitDealSealed(t *testing.T, ctx context.Context, client *impl.FullNodeAPI, deal *cid.Cid) {
loop:
for {
di, err := client.ClientGetDealInfo(ctx, *deal)
if err != nil {
t.Fatal(err)
}
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.StorageDealActive:
fmt.Println("COMPLETE", di)
break loop
}
fmt.Println("Deal state: ", storagemarket.DealStates[di.State])
time.Sleep(time.Second / 2)
}
}
func testRetrieval(t *testing.T, ctx context.Context, err error, client *impl.FullNodeAPI, fcid cid.Cid, carExport bool, data []byte) {
offers, err := client.ClientFindData(ctx, fcid)
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)
caddr, err := client.WalletDefaultAddress(ctx)
if err != nil {
t.Fatal(err)
}
ref := api.FileRef{
Path: filepath.Join(rpath, "ret"),
IsCAR: carExport,
}
err = client.ClientRetrieve(ctx, offers[0].Order(caddr), ref)
if err != nil {
t.Fatalf("%+v", err)
}
rdata, err := ioutil.ReadFile(filepath.Join(rpath, "ret"))
if err != nil {
t.Fatal(err)
}
if carExport {
rdata = extractCarData(t, ctx, rdata, rpath)
}
if !bytes.Equal(rdata, data) {
t.Fatal("wrong data retrieved")
}
}
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
}