347 lines
7.2 KiB
Go
347 lines
7.2 KiB
Go
package sectorbuilder_test
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import (
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"context"
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"fmt"
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"io"
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"io/ioutil"
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"math/rand"
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"os"
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"runtime"
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"sync"
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"testing"
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"time"
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"github.com/ipfs/go-datastore"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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ffi "github.com/filecoin-project/filecoin-ffi"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/lib/sectorbuilder"
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)
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const sectorSize = 1024
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type seal struct {
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sid uint64
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pco sectorbuilder.RawSealPreCommitOutput
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ppi sectorbuilder.PublicPieceInfo
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ticket sectorbuilder.SealTicket
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}
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func (s *seal) precommit(t *testing.T, sb *sectorbuilder.SectorBuilder, sid uint64, done func()) {
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dlen := sectorbuilder.UserBytesForSectorSize(sectorSize)
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var err error
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r := io.LimitReader(rand.New(rand.NewSource(42+int64(sid))), int64(dlen))
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s.ppi, err = sb.AddPiece(dlen, sid, r, []uint64{})
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if err != nil {
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t.Fatalf("%+v", err)
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}
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s.ticket = sectorbuilder.SealTicket{
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BlockHeight: 5,
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TicketBytes: [32]byte{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},
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}
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s.pco, err = sb.SealPreCommit(sid, s.ticket, []sectorbuilder.PublicPieceInfo{s.ppi})
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if err != nil {
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t.Fatalf("%+v", err)
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}
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done()
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}
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func (s *seal) commit(t *testing.T, sb *sectorbuilder.SectorBuilder, done func()) {
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seed := sectorbuilder.SealSeed{
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BlockHeight: 15,
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TicketBytes: [32]byte{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},
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}
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proof, err := sb.SealCommit(s.sid, s.ticket, seed, []sectorbuilder.PublicPieceInfo{s.ppi}, s.pco)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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ok, err := sectorbuilder.VerifySeal(sectorSize, s.pco.CommR[:], s.pco.CommD[:], sb.Miner, s.ticket.TicketBytes[:], seed.TicketBytes[:], s.sid, proof)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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if !ok {
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t.Fatal("proof failed to validate")
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}
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done()
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}
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func post(t *testing.T, sb *sectorbuilder.SectorBuilder, seals ...seal) time.Time {
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cSeed := [32]byte{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}
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ppi := make([]ffi.PublicSectorInfo, len(seals))
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for i, s := range seals {
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ppi[i] = ffi.PublicSectorInfo{
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SectorID: s.sid,
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CommR: s.pco.CommR,
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}
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}
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ssi := sectorbuilder.NewSortedPublicSectorInfo(ppi)
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candndates, err := sb.GenerateEPostCandidates(ssi, cSeed, []uint64{})
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if err != nil {
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t.Fatalf("%+v", err)
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}
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genCandidates := time.Now()
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if len(candndates) != 1 {
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t.Fatal("expected 1 candidate")
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}
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postProof, err := sb.ComputeElectionPoSt(ssi, cSeed[:], candndates)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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ok, err := sectorbuilder.VerifyElectionPost(context.TODO(), sb.SectorSize(), ssi, cSeed[:], postProof, candndates, sb.Miner)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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if !ok {
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t.Fatal("bad post")
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}
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return genCandidates
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}
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func TestSealAndVerify(t *testing.T) {
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if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
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t.Skip("this is slow")
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}
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_ = os.Setenv("RUST_LOG", "info")
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build.SectorSizes = []uint64{sectorSize}
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if err := build.GetParams(sectorSize); err != nil {
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t.Fatalf("%+v", err)
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}
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ds := datastore.NewMapDatastore()
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dir, err := ioutil.TempDir("", "sbtest")
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if err != nil {
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t.Fatal(err)
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}
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sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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cleanup := func() {
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if t.Failed() {
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fmt.Printf("not removing %s\n", dir)
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return
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}
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if err := os.RemoveAll(dir); err != nil {
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t.Error(err)
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}
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}
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defer cleanup()
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si, err := sb.AcquireSectorId()
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if err != nil {
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t.Fatalf("%+v", err)
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}
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s := seal{sid: si}
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start := time.Now()
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s.precommit(t, sb, 1, func() {})
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precommit := time.Now()
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s.commit(t, sb, func() {})
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commit := time.Now()
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genCandidiates := post(t, sb, s)
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epost := time.Now()
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// Restart sectorbuilder, re-run post
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sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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post(t, sb, s)
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fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String())
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fmt.Printf("Commit: %s\n", commit.Sub(precommit).String())
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fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(commit).String())
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fmt.Printf("EPoSt: %s\n", epost.Sub(genCandidiates).String())
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}
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func TestSealPoStNoCommit(t *testing.T) {
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if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
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t.Skip("this is slow")
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}
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_ = os.Setenv("RUST_LOG", "info")
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build.SectorSizes = []uint64{sectorSize}
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if err := build.GetParams(sectorSize); err != nil {
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t.Fatalf("%+v", err)
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}
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ds := datastore.NewMapDatastore()
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dir, err := ioutil.TempDir("", "sbtest")
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if err != nil {
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t.Fatal(err)
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}
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sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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cleanup := func() {
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if t.Failed() {
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fmt.Printf("not removing %s\n", dir)
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return
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}
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if err := os.RemoveAll(dir); err != nil {
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t.Error(err)
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}
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}
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defer cleanup()
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si, err := sb.AcquireSectorId()
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if err != nil {
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t.Fatalf("%+v", err)
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}
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s := seal{sid: si}
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start := time.Now()
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s.precommit(t, sb, 1, func() {})
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precommit := time.Now()
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// Restart sectorbuilder, re-run post
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sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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genCandidiates := post(t, sb, s)
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epost := time.Now()
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fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String())
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fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(precommit).String())
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fmt.Printf("EPoSt: %s\n", epost.Sub(genCandidiates).String())
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}
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func TestSealAndVerify2(t *testing.T) {
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if runtime.NumCPU() < 10 && os.Getenv("CI") == "" { // don't bother on slow hardware
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t.Skip("this is slow")
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}
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_ = os.Setenv("RUST_LOG", "info")
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build.SectorSizes = []uint64{sectorSize}
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if err := build.GetParams(sectorSize); err != nil {
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t.Fatalf("%+v", err)
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}
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ds := datastore.NewMapDatastore()
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dir, err := ioutil.TempDir("", "sbtest")
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if err != nil {
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t.Fatal(err)
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}
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sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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cleanup := func() {
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if err := os.RemoveAll(dir); err != nil {
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t.Error(err)
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}
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}
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defer cleanup()
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var wg sync.WaitGroup
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si1, err := sb.AcquireSectorId()
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if err != nil {
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t.Fatalf("%+v", err)
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}
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si2, err := sb.AcquireSectorId()
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if err != nil {
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t.Fatalf("%+v", err)
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}
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s1 := seal{sid: si1}
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s2 := seal{sid: si2}
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wg.Add(2)
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go s1.precommit(t, sb, 1, wg.Done)
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time.Sleep(100 * time.Millisecond)
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go s2.precommit(t, sb, 2, wg.Done)
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wg.Wait()
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wg.Add(2)
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go s1.commit(t, sb, wg.Done)
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go s2.commit(t, sb, wg.Done)
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wg.Wait()
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post(t, sb, s1, s2)
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}
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func TestAcquireID(t *testing.T) {
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ds := datastore.NewMapDatastore()
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dir, err := ioutil.TempDir("", "sbtest")
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if err != nil {
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t.Fatal(err)
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}
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sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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assertAcquire := func(expect uint64) {
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id, err := sb.AcquireSectorId()
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require.NoError(t, err)
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assert.Equal(t, expect, id)
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}
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assertAcquire(1)
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assertAcquire(2)
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assertAcquire(3)
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sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds)
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if err != nil {
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t.Fatalf("%+v", err)
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}
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assertAcquire(4)
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assertAcquire(5)
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assertAcquire(6)
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if err := os.RemoveAll(dir); err != nil {
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t.Error(err)
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}
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}
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