lotus/storage/sectorstorage/ffiwrapper/sealer_test.go
2020-03-26 03:51:06 +01:00

357 lines
8.1 KiB
Go

package ffiwrapper
import (
"context"
"fmt"
"io"
"io/ioutil"
"math/rand"
"os"
"runtime"
"sync"
"testing"
"time"
logging "github.com/ipfs/go-log"
"golang.org/x/xerrors"
paramfetch "github.com/filecoin-project/go-paramfetch"
"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-storage/storage"
"github.com/filecoin-project/lotus/storage/sectorstorage/ffiwrapper/basicfs"
)
func init() {
logging.SetLogLevel("*", "INFO") //nolint: errcheck
}
var sectorSize = abi.SectorSize(2048)
var sealProofType = abi.RegisteredProof_StackedDRG2KiBSeal
var postProofType = abi.RegisteredProof_StackedDRG2KiBPoSt
type seal struct {
id abi.SectorID
cids storage.SectorCids
pi abi.PieceInfo
ticket abi.SealRandomness
}
func (s *seal) precommit(t *testing.T, sb *SectorBuilder, id abi.SectorID, done func()) {
defer done()
dlen := abi.PaddedPieceSize(sectorSize).Unpadded()
var err error
r := io.LimitReader(rand.New(rand.NewSource(42+int64(id.Number))), int64(dlen))
s.pi, err = sb.AddPiece(context.TODO(), id, []abi.UnpaddedPieceSize{}, dlen, r)
if err != nil {
t.Fatalf("%+v", err)
}
s.ticket = abi.SealRandomness{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 2}
p1, err := sb.SealPreCommit1(context.TODO(), id, s.ticket, []abi.PieceInfo{s.pi})
if err != nil {
t.Fatalf("%+v", err)
}
cids, err := sb.SealPreCommit2(context.TODO(), id, p1)
if err != nil {
t.Fatalf("%+v", err)
}
s.cids = cids
}
func (s *seal) commit(t *testing.T, sb *SectorBuilder, done func()) {
defer done()
seed := abi.InteractiveSealRandomness{0, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 9, 8, 7, 6, 45, 3, 2, 1, 0, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 9}
pc1, err := sb.SealCommit1(context.TODO(), s.id, s.ticket, seed, []abi.PieceInfo{s.pi}, s.cids)
if err != nil {
t.Fatalf("%+v", err)
}
proof, err := sb.SealCommit2(context.TODO(), s.id, pc1)
if err != nil {
t.Fatalf("%+v", err)
}
ok, err := ProofVerifier.VerifySeal(abi.SealVerifyInfo{
SectorID: s.id,
OnChain: abi.OnChainSealVerifyInfo{
SealedCID: s.cids.Sealed,
RegisteredProof: sealProofType,
Proof: proof,
SectorNumber: s.id.Number,
},
Randomness: s.ticket,
InteractiveRandomness: seed,
UnsealedCID: s.cids.Unsealed,
})
if err != nil {
t.Fatalf("%+v", err)
}
if !ok {
t.Fatal("proof failed to validate")
}
}
func post(t *testing.T, sb *SectorBuilder, seals ...seal) time.Time {
randomness := abi.PoStRandomness{0, 9, 2, 7, 6, 5, 4, 3, 2, 1, 0, 9, 8, 7, 6, 45, 3, 2, 1, 0, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 9, 7}
sis := make([]abi.SectorInfo, len(seals))
for i, s := range seals {
sis[i] = abi.SectorInfo{
RegisteredProof: sealProofType,
SectorNumber: s.id.Number,
SealedCID: s.cids.Sealed,
}
}
candidates, err := sb.GenerateEPostCandidates(context.TODO(), seals[0].id.Miner, sis, randomness, []abi.SectorNumber{})
if err != nil {
t.Fatalf("%+v", err)
}
genCandidates := time.Now()
if len(candidates) != 1 {
t.Fatal("expected 1 candidate")
}
candidatesPrime := make([]abi.PoStCandidate, len(candidates))
for idx := range candidatesPrime {
candidatesPrime[idx] = candidates[idx].Candidate
}
proofs, err := sb.ComputeElectionPoSt(context.TODO(), seals[0].id.Miner, sis, randomness, candidatesPrime)
if err != nil {
t.Fatalf("%+v", err)
}
ePoStChallengeCount := ElectionPostChallengeCount(uint64(len(sis)), 0)
ok, err := ProofVerifier.VerifyElectionPost(context.TODO(), abi.PoStVerifyInfo{
Randomness: randomness,
Candidates: candidatesPrime,
Proofs: proofs,
EligibleSectors: sis,
Prover: seals[0].id.Miner,
ChallengeCount: ePoStChallengeCount,
})
if err != nil {
t.Fatalf("%+v", err)
}
if !ok {
t.Fatal("bad post")
}
return genCandidates
}
func getGrothParamFileAndVerifyingKeys(s abi.SectorSize) {
dat, err := ioutil.ReadFile("./parameters.json")
if err != nil {
panic(xerrors.Errorf("failed to read contents of ./parameters.json: %w", err))
}
err = paramfetch.GetParams(dat, uint64(s))
if err != nil {
panic(xerrors.Errorf("failed to acquire Groth parameters for 2KiB sectors: %w", err))
}
}
// TestDownloadParams exists only so that developers and CI can pre-download
// Groth parameters and verifying keys before running the tests which rely on
// those parameters and keys. To do this, run the following command:
//
// go test -run=^TestDownloadParams
//
func TestDownloadParams(t *testing.T) {
getGrothParamFileAndVerifyingKeys(sectorSize)
}
func TestSealAndVerify(t *testing.T) {
if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
t.Skip("this is slow")
}
_ = os.Setenv("RUST_LOG", "info")
getGrothParamFileAndVerifyingKeys(sectorSize)
cdir, err := ioutil.TempDir("", "sbtest-c-")
if err != nil {
t.Fatal(err)
}
miner := abi.ActorID(123)
cfg := &Config{
SealProofType: sealProofType,
PoStProofType: postProofType,
}
sp := &basicfs.Provider{
Root: cdir,
}
sb, err := New(sp, cfg)
if err != nil {
t.Fatalf("%+v", err)
}
cleanup := func() {
if t.Failed() {
fmt.Printf("not removing %s\n", cdir)
return
}
if err := os.RemoveAll(cdir); err != nil {
t.Error(err)
}
}
defer cleanup()
si := abi.SectorID{Miner: miner, Number: 1}
s := seal{id: si}
start := time.Now()
s.precommit(t, sb, si, func() {})
precommit := time.Now()
s.commit(t, sb, func() {})
commit := time.Now()
genCandidiates := post(t, sb, s)
epost := time.Now()
post(t, sb, s)
if err := sb.FinalizeSector(context.TODO(), si); err != nil {
t.Fatalf("%+v", err)
}
fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String())
fmt.Printf("Commit: %s\n", commit.Sub(precommit).String())
fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(commit).String())
fmt.Printf("EPoSt: %s\n", epost.Sub(genCandidiates).String())
}
func TestSealPoStNoCommit(t *testing.T) {
if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
t.Skip("this is slow")
}
_ = os.Setenv("RUST_LOG", "info")
getGrothParamFileAndVerifyingKeys(sectorSize)
dir, err := ioutil.TempDir("", "sbtest")
if err != nil {
t.Fatal(err)
}
miner := abi.ActorID(123)
cfg := &Config{
SealProofType: sealProofType,
PoStProofType: postProofType,
}
sp := &basicfs.Provider{
Root: dir,
}
sb, err := New(sp, cfg)
if err != nil {
t.Fatalf("%+v", err)
}
cleanup := func() {
if t.Failed() {
fmt.Printf("not removing %s\n", dir)
return
}
if err := os.RemoveAll(dir); err != nil {
t.Error(err)
}
}
defer cleanup()
si := abi.SectorID{Miner: miner, Number: 1}
s := seal{id: si}
start := time.Now()
s.precommit(t, sb, si, func() {})
precommit := time.Now()
if err := sb.FinalizeSector(context.TODO(), si); err != nil {
t.Fatal(err)
}
genCandidiates := post(t, sb, s)
epost := time.Now()
fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String())
fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(precommit).String())
fmt.Printf("EPoSt: %s\n", epost.Sub(genCandidiates).String())
}
func TestSealAndVerify2(t *testing.T) {
if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
t.Skip("this is slow")
}
_ = os.Setenv("RUST_LOG", "trace")
getGrothParamFileAndVerifyingKeys(sectorSize)
dir, err := ioutil.TempDir("", "sbtest")
if err != nil {
t.Fatal(err)
}
miner := abi.ActorID(123)
cfg := &Config{
SealProofType: sealProofType,
PoStProofType: postProofType,
}
sp := &basicfs.Provider{
Root: dir,
}
sb, err := New(sp, cfg)
if err != nil {
t.Fatalf("%+v", err)
}
cleanup := func() {
if err := os.RemoveAll(dir); err != nil {
t.Error(err)
}
}
defer cleanup()
var wg sync.WaitGroup
si1 := abi.SectorID{Miner: miner, Number: 1}
si2 := abi.SectorID{Miner: miner, Number: 2}
s1 := seal{id: si1}
s2 := seal{id: si2}
wg.Add(2)
go s1.precommit(t, sb, si1, wg.Done) //nolint: staticcheck
time.Sleep(100 * time.Millisecond)
go s2.precommit(t, sb, si2, wg.Done) //nolint: staticcheck
wg.Wait()
wg.Add(2)
go s1.commit(t, sb, wg.Done) //nolint: staticcheck
go s2.commit(t, sb, wg.Done) //nolint: staticcheck
wg.Wait()
post(t, sb, s1, s2)
}