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Unverified Commit 6b57024f authored by Whyrusleeping's avatar Whyrusleeping Committed by GitHub
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Merge pull request #70 from filecoin-project/feat/fs-refactor 

Filesystem refactor
parents 1c55cfb4 3ed773dd
Show whitespace changes
Inline Side-by-side
files.go
View file @ 6b57024f
package sectorbuilder package sectorbuilder
import ( import (
"fmt" "context"
"io" "io"
"io/ioutil" "io/ioutil"
"os" "os"
...@@ -10,57 +10,37 @@ import ( ...@@ -10,57 +10,37 @@ import (
"sync" "sync"
"golang.org/x/xerrors" "golang.org/x/xerrors"
"github.com/filecoin-project/go-sectorbuilder/fs"
) )
func (sb *SectorBuilder) SectorName(sectorID uint64) string { func (sb *SectorBuilder) SectorName(sectorID uint64) string {
return fmt.Sprintf("s-%s-%d", sb.Miner, sectorID) return fs.SectorName(sb.Miner, sectorID)
}
func (sb *SectorBuilder) StagedSectorPath(sectorID uint64) string {
return filepath.Join(sb.filesystem.pathFor(dataStaging), sb.SectorName(sectorID))
}
func (sb *SectorBuilder) unsealedSectorPath(sectorID uint64) string {
return filepath.Join(sb.filesystem.pathFor(dataUnsealed), sb.SectorName(sectorID))
}
func (sb *SectorBuilder) stagedSectorFile(sectorID uint64) (*os.File, error) {
return os.OpenFile(sb.StagedSectorPath(sectorID), os.O_RDWR|os.O_CREATE, 0644)
} }
func (sb *SectorBuilder) SealedSectorPath(sectorID uint64) (string, error) { func (sb *SectorBuilder) SectorPath(typ fs.DataType, sectorID uint64) (fs.SectorPath, error) {
path := filepath.Join(sb.filesystem.pathFor(dataSealed), sb.SectorName(sectorID)) return sb.filesystem.FindSector(typ, sb.Miner, sectorID)
return path, nil
} }
func (sb *SectorBuilder) sectorCacheDir(sectorID uint64) (string, error) { func (sb *SectorBuilder) AllocSectorPath(typ fs.DataType, sectorID uint64, cache bool) (fs.SectorPath, error) {
dir := filepath.Join(sb.filesystem.pathFor(dataCache), sb.SectorName(sectorID)) return sb.filesystem.AllocSector(typ, sb.Miner, sb.ssize, cache, sectorID)
err := os.Mkdir(dir, 0755)
if os.IsExist(err) {
err = nil
}
return dir, err
} }
func (sb *SectorBuilder) GetPath(typ string, sectorName string) (string, error) { func (sb *SectorBuilder) ReleaseSector(typ fs.DataType, path fs.SectorPath) {
_, found := overheadMul[dataType(typ)] sb.filesystem.Release(path, sb.ssize)
if !found {
return "", xerrors.Errorf("unknown sector type: %s", typ)
}
return filepath.Join(sb.filesystem.pathFor(dataType(typ)), sectorName), nil
} }
func (sb *SectorBuilder) TrimCache(sectorID uint64) error { func (sb *SectorBuilder) TrimCache(ctx context.Context, sectorID uint64) error {
dir, err := sb.sectorCacheDir(sectorID) dir, err := sb.filesystem.FindSector(fs.DataCache, sb.Miner, sectorID)
if err != nil { if err != nil {
return xerrors.Errorf("getting cache dir: %w", err) return xerrors.Errorf("getting cache dir: %w", err)
} }
if err := sb.filesystem.Lock(ctx, dir); err != nil {
return xerrors.Errorf("acquiring sector lock: %w", err)
}
defer sb.filesystem.Unlock(dir)
files, err := ioutil.ReadDir(dir) files, err := ioutil.ReadDir(string(dir))
if err != nil { if err != nil {
return xerrors.Errorf("readdir: %w", err) return xerrors.Errorf("readdir: %w", err)
} }
...@@ -73,7 +53,7 @@ func (sb *SectorBuilder) TrimCache(sectorID uint64) error { ...@@ -73,7 +53,7 @@ func (sb *SectorBuilder) TrimCache(sectorID uint64) error {
continue continue
} }
if err := os.Remove(filepath.Join(dir, file.Name())); err != nil { if err := os.Remove(filepath.Join(string(dir), file.Name())); err != nil {
return xerrors.Errorf("rm %s: %w", file.Name(), err) return xerrors.Errorf("rm %s: %w", file.Name(), err)
} }
} }
...@@ -82,12 +62,12 @@ func (sb *SectorBuilder) TrimCache(sectorID uint64) error { ...@@ -82,12 +62,12 @@ func (sb *SectorBuilder) TrimCache(sectorID uint64) error {
} }
func (sb *SectorBuilder) CanCommit(sectorID uint64) (bool, error) { func (sb *SectorBuilder) CanCommit(sectorID uint64) (bool, error) {
dir, err := sb.sectorCacheDir(sectorID) dir, err := sb.SectorPath(fs.DataCache, sectorID)
if err != nil { if err != nil {
return false, xerrors.Errorf("getting cache dir: %w", err) return false, xerrors.Errorf("getting cache dir: %w", err)
} }
ents, err := ioutil.ReadDir(dir) ents, err := ioutil.ReadDir(string(dir))
if err != nil { if err != nil {
return false, err return false, err
} }
......
fs.go deleted 100644 → 0
View file @ 1c55cfb4
package sectorbuilder
import (
"os"
"path/filepath"
"sync"
"syscall"
"golang.org/x/xerrors"
)
type dataType string
const (
dataCache dataType = "cache"
dataStaging dataType = "staging"
dataSealed dataType = "sealed"
dataUnsealed dataType = "unsealed"
)
var overheadMul = map[dataType]uint64{ // * sectorSize
dataCache: 11, // TODO: check if true for 32G sectors
dataStaging: 1,
dataSealed: 1,
dataUnsealed: 1,
}
type fs struct {
path string
// in progress actions
reserved map[dataType]uint64
lk sync.Mutex
}
func openFs(dir string) *fs {
return &fs{
path: dir,
reserved: map[dataType]uint64{},
}
}
func (f *fs) init() error {
for _, dir := range []string{f.path,
f.pathFor(dataCache),
f.pathFor(dataStaging),
f.pathFor(dataSealed),
f.pathFor(dataUnsealed)} {
if err := os.Mkdir(dir, 0755); err != nil {
if os.IsExist(err) {
continue
}
return err
}
}
return nil
}
func (f *fs) pathFor(typ dataType) string {
_, found := overheadMul[typ]
if !found {
panic("unknown data path requested")
}
return filepath.Join(f.path, string(typ))
}
func (f *fs) reservedBytes() int64 {
var out int64
for _, r := range f.reserved {
out += int64(r)
}
return out
}
func (f *fs) reserve(typ dataType, size uint64) error {
f.lk.Lock()
defer f.lk.Unlock()
var fsstat syscall.Statfs_t
if err := syscall.Statfs(f.pathFor(typ), &fsstat); err != nil {
return err
}
fsavail := int64(fsstat.Bavail) * int64(fsstat.Bsize)
avail := fsavail - f.reservedBytes()
need := overheadMul[typ] * size
if int64(need) > avail {
return xerrors.Errorf("not enough space in '%s', need %dB, available %dB (fs: %dB, reserved: %dB)",
f.path,
need,
avail,
fsavail,
f.reservedBytes())
}
f.reserved[typ] += need
return nil
}
func (f *fs) free(typ dataType, sectorSize uint64) {
f.lk.Lock()
defer f.lk.Unlock()
f.reserved[typ] -= overheadMul[typ] * sectorSize
}
fs/fs.go 0 → 100644
View file @ 6b57024f
package fs
import (
"errors"
"fmt"
"math/big"
"os"
"path/filepath"
"strconv"
"strings"
"sync"
"github.com/filecoin-project/go-address"
logging "github.com/ipfs/go-log/v2"
"golang.org/x/xerrors"
)
var log = logging.Logger("sectorbuilder")
var ErrNotFound = errors.New("sector not found")
var ErrExists = errors.New("sector already exists")
var ErrNoSuitablePath = errors.New("no suitable path for sector fond")
type DataType string
const (
DataCache DataType = "cache"
DataStaging DataType = "staging"
DataSealed DataType = "sealed"
DataUnsealed DataType = "unsealed"
)
var types = []DataType{DataCache, DataStaging, DataSealed, DataUnsealed}
var overheadMul = map[DataType]uint64{ // * sectorSize
DataCache: 11,
DataStaging: 1,
DataSealed: 1,
DataUnsealed: 1,
}
// StoragePath is a path to storage folder (.lotusstorage)
type StoragePath string
// SectorPath is a path to sector data (.lotusstorage/sealed/s-t0101-42))
type SectorPath string
func (p SectorPath) storage() StoragePath {
return StoragePath(filepath.Dir(filepath.Dir(string(p))))
}
func (p SectorPath) typ() DataType {
return DataType(filepath.Base(filepath.Dir(string(p))))
}
func (p SectorPath) id() (uint64, error) {
b := filepath.Base(string(p))
i := strings.LastIndexByte(b, '-')
if i < 0 {
return 0, xerrors.Errorf("malformed sector file name: '%s', expected to be in form 's-[miner]-[id]'", b)
}
id, err := strconv.ParseUint(b[i+1:], 10, 64)
if err != nil {
return 0, xerrors.Errorf("parsing sector id (name: '%s'): %w", b, err)
}
return id, nil
}
func (p SectorPath) miner() (address.Address, error) {
b := filepath.Base(string(p))
fi := strings.IndexByte(b, '-')
li := strings.LastIndexByte(b, '-')
if li < 0 || fi < 0 {
return address.Undef, xerrors.Errorf("malformed sector file name: '%s', expected to be in form 's-[miner]-[id]'", b)
}
return address.NewFromString(b[fi+1 : li])
}
func SectorName(miner address.Address, sectorID uint64) string {
return fmt.Sprintf("s-%s-%d", miner, sectorID)
}
func (p StoragePath) Sector(typ DataType, miner address.Address, id uint64) SectorPath {
return SectorPath(filepath.Join(string(p), string(typ), SectorName(miner, id)))
}
type pathInfo struct {
cache bool // TODO: better name?
weight int
}
type FS struct {
paths map[StoragePath]*pathInfo
// in progress actions
// path -> datatype
reserved map[StoragePath]map[DataType]uint64
locks map[SectorPath]chan struct{}
lk sync.Mutex
}
type PathConfig struct {
Path string
Cache bool
Weight int
}
func OpenFs(cfg []PathConfig) *FS {
paths := map[StoragePath]*pathInfo{}
for _, c := range cfg {
paths[StoragePath(c.Path)] = &pathInfo{
cache: c.Cache,
weight: c.Weight,
}
}
return &FS{
paths: paths,
reserved: map[StoragePath]map[DataType]uint64{},
locks: map[SectorPath]chan struct{}{},
}
}
func (f *FS) Init() error {
for path := range f.paths {
for _, dir := range []string{string(path),
filepath.Join(string(path), string(DataCache)),
filepath.Join(string(path), string(DataStaging)),
filepath.Join(string(path), string(DataSealed)),
filepath.Join(string(path), string(DataUnsealed))} {
if err := os.Mkdir(dir, 0755); err != nil {
if os.IsExist(err) {
continue
}
return err
}
}
}
return nil
}
func (f *FS) FindSector(typ DataType, miner address.Address, id uint64) (out SectorPath, err error) {
// TODO: consider keeping some sort of index at some point
for path := range f.paths {
p := path.Sector(typ, miner, id)
_, err := os.Stat(string(p))
if os.IsNotExist(err) {
continue
}
if err != nil {
log.Errorf("error scanning path %s for sector %s (%s): %+v", p, SectorName(miner, id), string(typ))
continue
}
if out != "" {
if !f.paths[p.storage()].cache {
log.Errorf("%s also found in cache at %s", p, out)
return p, nil
}
}
out = p
}
if out == "" {
return "", ErrNotFound
}
return out, nil
}
func (f *FS) findBestPath(size uint64, cache bool, strict bool) (StoragePath, error) {
var best StoragePath
bestw := big.NewInt(0)
// If we need cache, only return cache. If we need storage, prefer storage, fall back to cache
bestc := true
for path, info := range f.paths {
if info.cache != cache && (bestc != info.cache || strict) {
continue
}
avail, _, err := f.availableBytes(path)
if err != nil {
log.Errorf("%+v", err)
continue
}
if uint64(avail) < size {
continue
}
w := big.NewInt(avail)
w.Mul(w, big.NewInt(int64(info.weight)))
if w.Cmp(bestw) > 0 {
if info.cache == cache {
bestw = w
}
best = path
bestc = info.cache
}
}
if best == "" {
if cache {
return best, xerrors.Errorf("no available cache: %w", ErrNoSuitablePath)
}
return best, xerrors.Errorf("no available storage: %w", ErrNoSuitablePath)
}
return best, nil
}
func (f *FS) ForceAllocSector(typ DataType, miner address.Address, ssize uint64, cache bool, id uint64) (SectorPath, error) {
for {
spath, err := f.FindSector(typ, miner, id)
if err == ErrNotFound {
break
}
if err != nil {
return "", xerrors.Errorf("looking for existing sector data: %w", err)
}
log.Warnf("found existing sector data in %s, cleaning up", spath)
if err := os.RemoveAll(string(spath)); err != nil {
return "", xerrors.Errorf("cleaning up sector data: %w", err)
}
}
return f.AllocSector(typ, miner, ssize, cache, id)
}
// AllocSector finds the best path for this sector to use
func (f *FS) AllocSector(typ DataType, miner address.Address, ssize uint64, cache bool, id uint64) (SectorPath, error) {
{
spath, err := f.FindSector(typ, miner, id)
if err == nil {
return spath, xerrors.Errorf("allocating sector %s: %m", spath, ErrExists)
}
if err != ErrNotFound {
return "", err
}
}
need := overheadMul[typ] * ssize
p, err := f.findBestPath(need, cache, false)
if err != nil {
return "", err
}
sp := p.Sector(typ, miner, id)
return sp, f.reserve(typ, sp.storage(), need)
}
func (f *FS) PrepareCacheMove(sector SectorPath, ssize uint64, tocache bool) (SectorPath, error) {
p, err := f.findBestPath(ssize, tocache, true)
if err != nil {
return "", err
}
m, err := sector.miner()
if err != nil {
return "", err
}
id, err := sector.id()
if err != nil {
return "", err
}
return p.Sector(sector.typ(), m, id), f.reserve(sector.typ(), p, ssize)
}
func (f *FS) MoveSector(from, to SectorPath) error {
if from == to {
return nil
}
inf, err := os.Stat(string(from))
if err != nil {
return xerrors.Errorf("stat %s: %w", from, err)
}
if inf.IsDir() {
err = migrateDir(string(from), string(to), false)
} else {
err = migrateFile(string(from), string(to), false)
}
if err != nil {
return xerrors.Errorf("migrate sector %s -> %s: %w", from, to, err)
}
// TODO: run some quick checks
if err := os.RemoveAll(string(from)); err != nil {
return xerrors.Errorf("cleanup %s: %w", from, err)
}
return nil
}
fs/fs_test.go 0 → 100644
View file @ 6b57024f
package fs
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestPathUtils(t *testing.T) {
sp := SectorPath("/aoe/aaa-oeu/cache/s-t0999-84")
i, err := sp.id()
require.NoError(t, err)
require.EqualValues(t, 84, i)
a, err := sp.miner()
require.NoError(t, err)
require.Equal(t, "t0999", a.String())
require.Equal(t, DataCache, sp.typ())
require.Equal(t, "/aoe/aaa-oeu", string(sp.storage()))
}
fs/lock.go 0 → 100644
View file @ 6b57024f
package fs
import "context"
// This very explicitly doesn't use fs locks - we generally only
// care about sector ownership in the storage miner process, and
// using fs locks would make things like seals workers on NFS quite tricky
// TODO: RW eventually
func (f *FS) Lock(ctx context.Context, sector SectorPath) error {
for {
f.lk.Lock()
w, ok := f.locks[sector]
if !ok {
f.locks[sector] = make(chan struct{})
f.lk.Unlock()
return nil
}
f.lk.Unlock()
log.Infof("Waiting for lock on %s", string(sector))
select {
case <-w:
case <-ctx.Done():
return ctx.Err()
}
}
}
func (f *FS) Unlock(sector SectorPath) {
f.lk.Lock()
defer f.lk.Unlock()
close(f.locks[sector])
delete(f.locks, sector)
}
fs/migrate.go 0 → 100644
View file @ 6b57024f
package fs
import (
"io/ioutil"
"os"
"path/filepath"
dcopy "github.com/otiai10/copy"
"golang.org/x/xerrors"
)
func (f *FS) MigrateTo(to *FS, ssize uint64, symlink bool) error {
for path := range f.paths {
for _, dataType := range types {
sectors, err := f.List(path, dataType)
if err != nil {
return err
}
for _, sector := range sectors {
if err := f.migrateSector(to, ssize, sector, symlink); err != nil {
return err
}
}
}
}
return nil
}
func (f *FS) migrateSector(to *FS, ssize uint64, sector SectorPath, symlink bool) error {
id, err := sector.id()
if err != nil {
return err
}
m, err := sector.miner()
if err != nil {
return err
}
newp, err := to.AllocSector(sector.typ(), m, ssize, false, id)
if err != nil {
return err
}
inf, err := os.Stat(string(sector))
if err != nil {
return err
}
if inf.IsDir() {
return migrateDir(string(sector), string(newp), symlink)
}
return migrateFile(string(sector), string(newp), symlink)
}
func migrateDir(from, to string, symlink bool) error {
tost, err := os.Stat(to)
if err != nil {
if !os.IsNotExist(err) {
return err
}
if err := os.MkdirAll(to, 0755); err != nil {
return err
}
} else if !tost.IsDir() {
return xerrors.Errorf("target %q already exists and is a file (expected directory)")
}
dirents, err := ioutil.ReadDir(from)
if err != nil {
return err
}
for _, inf := range dirents {
n := inf.Name()
if inf.IsDir() {
if err := migrateDir(filepath.Join(from, n), filepath.Join(to, n), symlink); err != nil {
return err
}
} else {
if err := migrateFile(filepath.Join(from, n), filepath.Join(to, n), symlink); err != nil {
return err
}
}
}
return nil
}
func migrateFile(from, to string, symlink bool) error {
if symlink {
return os.Symlink(from, to)
}
log.Infof("copy %s -> %s", from, to)
return dcopy.Copy(from, to)
}
fs/space.go 0 → 100644
View file @ 6b57024f
package fs
import (
"golang.org/x/xerrors"
"io/ioutil"
"path/filepath"
"syscall"
)
// reserve reserves storage for the sector. `path` is the path of the directory containing sectors
func (f *FS) reserve(typ DataType, path StoragePath, size uint64) error {
f.lk.Lock()
defer f.lk.Unlock()
avail, fsavail, err := f.availableBytes(path)
if err != nil {
return err
}
if int64(size) > avail {
return xerrors.Errorf("not enough space in '%s', need %dB, available %dB (fs: %dB, reserved: %dB)",
f.paths,
size,
avail,
fsavail,
f.reservedBytes(path))
}
if _, ok := f.reserved[path]; !ok {
f.reserved[path] = map[DataType]uint64{}
}
f.reserved[path][typ] += size
return nil
}
func (f *FS) Release(path SectorPath, sectorSize uint64) {
f.lk.Lock()
defer f.lk.Unlock()
f.reserved[path.storage()][path.typ()] -= overheadMul[path.typ()] * sectorSize
}
func (f *FS) List(path StoragePath, typ DataType) ([]SectorPath, error) {
tp := filepath.Join(string(path), string(typ))
ents, err := ioutil.ReadDir(tp)
if err != nil {
return nil, err
}
out := make([]SectorPath, len(ents))
for i, ent := range ents {
out[i] = SectorPath(filepath.Join(tp, ent.Name()))
}
return out, nil
}
func (f *FS) reservedBytes(path StoragePath) int64 {
var out int64
rsvs, ok := f.reserved[path]
if !ok {
return 0
}
for _, r := range rsvs {
out += int64(r)
}
return out
}
func (f *FS) availableBytes(path StoragePath) (int64, int64, error) {
var fsstat syscall.Statfs_t
if err := syscall.Statfs(string(path), &fsstat); err != nil {
return 0, 0, err
}
fsavail := int64(fsstat.Bavail) * int64(fsstat.Bsize)
avail := fsavail - f.reservedBytes(path)
return avail, fsavail, nil
}
go.mod
View file @ 6b57024f
...@@ -13,6 +13,7 @@ require ( ...@@ -13,6 +13,7 @@ require (
github.com/ipfs/go-datastore v0.1.1 github.com/ipfs/go-datastore v0.1.1
github.com/ipfs/go-ipld-format v0.0.2 // indirect github.com/ipfs/go-ipld-format v0.0.2 // indirect
github.com/ipfs/go-log v1.0.0 github.com/ipfs/go-log v1.0.0
github.com/ipfs/go-log/v2 v2.0.2
github.com/jbenet/goprocess v0.1.3 // indirect github.com/jbenet/goprocess v0.1.3 // indirect
github.com/mattn/go-colorable v0.1.2 // indirect github.com/mattn/go-colorable v0.1.2 // indirect
github.com/mattn/go-isatty v0.0.9 // indirect github.com/mattn/go-isatty v0.0.9 // indirect
......
go.sum
View file @ 6b57024f
...@@ -58,6 +58,8 @@ github.com/ipfs/go-ipld-format v0.0.2 h1:OVAGlyYT6JPZ0pEfGntFPS40lfrDmaDbQwNHEY2 ...@@ -58,6 +58,8 @@ github.com/ipfs/go-ipld-format v0.0.2 h1:OVAGlyYT6JPZ0pEfGntFPS40lfrDmaDbQwNHEY2
github.com/ipfs/go-ipld-format v0.0.2/go.mod h1:4B6+FM2u9OJ9zCV+kSbgFAZlOrv1Hqbf0INGQgiKf9k= github.com/ipfs/go-ipld-format v0.0.2/go.mod h1:4B6+FM2u9OJ9zCV+kSbgFAZlOrv1Hqbf0INGQgiKf9k=
github.com/ipfs/go-log v1.0.0 h1:BW3LQIiZzpNyolt84yvKNCd3FU+AK4VDw1hnHR+1aiI= github.com/ipfs/go-log v1.0.0 h1:BW3LQIiZzpNyolt84yvKNCd3FU+AK4VDw1hnHR+1aiI=
github.com/ipfs/go-log v1.0.0/go.mod h1:JO7RzlMK6rA+CIxFMLOuB6Wf5b81GDiKElL7UPSIKjA= github.com/ipfs/go-log v1.0.0/go.mod h1:JO7RzlMK6rA+CIxFMLOuB6Wf5b81GDiKElL7UPSIKjA=
github.com/ipfs/go-log/v2 v2.0.2 h1:xguurydRdfKMJjKyxNXNU8lYP0VZH1NUwJRwUorjuEw=
github.com/ipfs/go-log/v2 v2.0.2/go.mod h1:O7P1lJt27vWHhOwQmcFEvlmo49ry2VY2+JfBWFaa9+0=
github.com/ipsn/go-secp256k1 v0.0.0-20180726113642-9d62b9f0bc52 h1:QG4CGBqCeuBo6aZlGAamSkxWdgWfZGeE49eUOWJPA4c= github.com/ipsn/go-secp256k1 v0.0.0-20180726113642-9d62b9f0bc52 h1:QG4CGBqCeuBo6aZlGAamSkxWdgWfZGeE49eUOWJPA4c=
github.com/ipsn/go-secp256k1 v0.0.0-20180726113642-9d62b9f0bc52/go.mod h1:fdg+/X9Gg4AsAIzWpEHwnqd+QY3b7lajxyjE1m4hkq4= github.com/ipsn/go-secp256k1 v0.0.0-20180726113642-9d62b9f0bc52/go.mod h1:fdg+/X9Gg4AsAIzWpEHwnqd+QY3b7lajxyjE1m4hkq4=
github.com/jbenet/go-cienv v0.1.0/go.mod h1:TqNnHUmJgXau0nCzC7kXWeotg3J9W34CUv5Djy1+FlA= github.com/jbenet/go-cienv v0.1.0/go.mod h1:TqNnHUmJgXau0nCzC7kXWeotg3J9W34CUv5Djy1+FlA=
......
interface.go
View file @ 6b57024f
...@@ -5,11 +5,14 @@ import ( ...@@ -5,11 +5,14 @@ import (
"io" "io"
"github.com/filecoin-project/go-address" "github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-sectorbuilder/fs"
) )
type Interface interface { type Interface interface {
RateLimit() func() RateLimit() func()
AddPiece(uint64, uint64, io.Reader, []uint64) (PublicPieceInfo, error)
AddPiece(context.Context, uint64, uint64, io.Reader, []uint64) (PublicPieceInfo, error)
SectorSize() uint64 SectorSize() uint64
AcquireSectorId() (uint64, error) AcquireSectorId() (uint64, error)
Scrub(SortedPublicSectorInfo) []*Fault Scrub(SortedPublicSectorInfo) []*Fault
...@@ -20,10 +23,15 @@ type Interface interface { ...@@ -20,10 +23,15 @@ type Interface interface {
SealPreCommit(context.Context, uint64, SealTicket, []PublicPieceInfo) (RawSealPreCommitOutput, error) SealPreCommit(context.Context, uint64, SealTicket, []PublicPieceInfo) (RawSealPreCommitOutput, error)
SealCommit(context.Context, uint64, SealTicket, SealSeed, []PublicPieceInfo, RawSealPreCommitOutput) ([]byte, error) SealCommit(context.Context, uint64, SealTicket, SealSeed, []PublicPieceInfo, RawSealPreCommitOutput) ([]byte, error)
// FinalizeSector cleans up cache, and moves it to storage filesystem
FinalizeSector(context.Context, uint64) error
DropStaged(context.Context, uint64) error
ReadPieceFromSealedSector(sectorID uint64, offset uint64, size uint64, ticket []byte, commD []byte) (io.ReadCloser, error) ReadPieceFromSealedSector(ctx context.Context, sectorID uint64, offset uint64, size uint64, ticket []byte, commD []byte) (io.ReadCloser, error)
GetPath(string, string) (string, error) SectorPath(typ fs.DataType, sectorID uint64) (fs.SectorPath, error)
AllocSectorPath(typ fs.DataType, sectorID uint64, cache bool) (fs.SectorPath, error)
ReleaseSector(fs.DataType, fs.SectorPath)
CanCommit(sectorID uint64) (bool, error) CanCommit(sectorID uint64) (bool, error)
WorkerStats() WorkerStats WorkerStats() WorkerStats
AddWorker(context.Context, WorkerCfg) (<-chan WorkerTask, error) AddWorker(context.Context, WorkerCfg) (<-chan WorkerTask, error)
......
mock.go
View file @ 6b57024f
...@@ -2,11 +2,12 @@ package sectorbuilder ...@@ -2,11 +2,12 @@ package sectorbuilder
import ( import (
"github.com/filecoin-project/go-address" "github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-sectorbuilder/fs"
"github.com/ipfs/go-datastore" "github.com/ipfs/go-datastore"
) )
func TempSectorbuilderDir(dir string, sectorSize uint64, ds datastore.Batching) (*SectorBuilder, error) { func TempSectorbuilderDir(paths []fs.PathConfig, sectorSize uint64, ds datastore.Batching) (*SectorBuilder, error) {
addr, err := address.NewFromString("t3vfxagwiegrywptkbmyohqqbfzd7xzbryjydmxso4hfhgsnv6apddyihltsbiikjf3lm7x2myiaxhuc77capq") addr, err := address.NewFromString("t0123")
if err != nil { if err != nil {
return nil, err return nil, err
} }
...@@ -14,7 +15,7 @@ func TempSectorbuilderDir(dir string, sectorSize uint64, ds datastore.Batching) ...@@ -14,7 +15,7 @@ func TempSectorbuilderDir(dir string, sectorSize uint64, ds datastore.Batching)
sb, err := New(&Config{ sb, err := New(&Config{
SectorSize: sectorSize, SectorSize: sectorSize,
Dir: dir, Paths: paths,
WorkerThreads: 2, WorkerThreads: 2,
Miner: addr, Miner: addr,
...@@ -25,3 +26,11 @@ func TempSectorbuilderDir(dir string, sectorSize uint64, ds datastore.Batching) ...@@ -25,3 +26,11 @@ func TempSectorbuilderDir(dir string, sectorSize uint64, ds datastore.Batching)
return sb, nil return sb, nil
} }
func SimplePath(dir string) []fs.PathConfig {
return []fs.PathConfig{{
Path: dir,
Cache: true,
Weight: 1,
}}
}
scrub.go
View file @ 6b57024f
...@@ -7,6 +7,8 @@ import ( ...@@ -7,6 +7,8 @@ import (
sectorbuilder "github.com/filecoin-project/filecoin-ffi" sectorbuilder "github.com/filecoin-project/filecoin-ffi"
"golang.org/x/xerrors" "golang.org/x/xerrors"
"github.com/filecoin-project/go-sectorbuilder/fs"
) )
type Fault struct { type Fault struct {
...@@ -29,10 +31,11 @@ func (sb *SectorBuilder) Scrub(sectorSet sectorbuilder.SortedPublicSectorInfo) [ ...@@ -29,10 +31,11 @@ func (sb *SectorBuilder) Scrub(sectorSet sectorbuilder.SortedPublicSectorInfo) [
} }
func (sb *SectorBuilder) checkSector(sectorID uint64) error { func (sb *SectorBuilder) checkSector(sectorID uint64) error {
cache, err := sb.sectorCacheDir(sectorID) scache, err := sb.SectorPath(fs.DataCache, sectorID)
if err != nil { if err != nil {
return xerrors.Errorf("getting sector cache dir: %w", err) return xerrors.Errorf("getting sector cache dir: %w", err)
} }
cache := string(scache)
if err := assertFile(filepath.Join(cache, "p_aux"), 96, 96); err != nil { if err := assertFile(filepath.Join(cache, "p_aux"), 96, 96); err != nil {
return err return err
...@@ -54,12 +57,12 @@ func (sb *SectorBuilder) checkSector(sectorID uint64) error { ...@@ -54,12 +57,12 @@ func (sb *SectorBuilder) checkSector(sectorID uint64) error {
return xerrors.Errorf("found %d files in %s, expected 3", len(dent), cache) return xerrors.Errorf("found %d files in %s, expected 3", len(dent), cache)
} }
sealed, err := sb.SealedSectorPath(sectorID) sealed, err := sb.SectorPath(fs.DataSealed, sectorID)
if err != nil { if err != nil {
return xerrors.Errorf("getting sealed sector path: %w", err) return xerrors.Errorf("getting sealed sector paths: %w", err)
} }
if err := assertFile(filepath.Join(sealed), sb.ssize, sb.ssize); err != nil { if err := assertFile(filepath.Join(string(sealed)), sb.ssize, sb.ssize); err != nil {
return err return err
} }
......
sectorbuild_cgo.go
View file @ 6b57024f
...@@ -5,24 +5,18 @@ package sectorbuilder ...@@ -5,24 +5,18 @@ package sectorbuilder
import ( import (
"context" "context"
"io" "io"
"io/ioutil"
"os" "os"
"sync/atomic" "sync/atomic"
ffi "github.com/filecoin-project/filecoin-ffi" ffi "github.com/filecoin-project/filecoin-ffi"
"golang.org/x/xerrors" "golang.org/x/xerrors"
fs "github.com/filecoin-project/go-sectorbuilder/fs"
) )
var _ Interface = &SectorBuilder{} var _ Interface = &SectorBuilder{}
func (sb *SectorBuilder) AddPiece(pieceSize uint64, sectorId uint64, file io.Reader, existingPieceSizes []uint64) (PublicPieceInfo, error) { func (sb *SectorBuilder) AddPiece(ctx context.Context, pieceSize uint64, sectorId uint64, file io.Reader, existingPieceSizes []uint64) (PublicPieceInfo, error) {
fs := sb.filesystem
if err := fs.reserve(dataStaging, sb.ssize); err != nil {
return PublicPieceInfo{}, err
}
defer fs.free(dataStaging, sb.ssize)
atomic.AddInt32(&sb.addPieceWait, 1) atomic.AddInt32(&sb.addPieceWait, 1)
ret := sb.RateLimit() ret := sb.RateLimit()
atomic.AddInt32(&sb.addPieceWait, -1) atomic.AddInt32(&sb.addPieceWait, -1)
...@@ -33,10 +27,36 @@ func (sb *SectorBuilder) AddPiece(pieceSize uint64, sectorId uint64, file io.Rea ...@@ -33,10 +27,36 @@ func (sb *SectorBuilder) AddPiece(pieceSize uint64, sectorId uint64, file io.Rea
return PublicPieceInfo{}, err return PublicPieceInfo{}, err
} }
stagedFile, err := sb.stagedSectorFile(sectorId) var stagedFile *os.File
var stagedPath fs.SectorPath
if len(existingPieceSizes) == 0 {
stagedPath, err = sb.AllocSectorPath(fs.DataStaging, sectorId, true)
if err != nil {
return PublicPieceInfo{}, xerrors.Errorf("allocating sector: %w", err)
}
stagedFile, err = os.Create(string(stagedPath))
if err != nil {
return PublicPieceInfo{}, xerrors.Errorf("opening sector file: %w", err)
}
defer sb.filesystem.Release(stagedPath, sb.ssize)
} else {
stagedPath, err = sb.SectorPath(fs.DataStaging, sectorId)
if err != nil { if err != nil {
return PublicPieceInfo{}, xerrors.Errorf("getting sector path: %w", err)
}
stagedFile, err = os.OpenFile(string(stagedPath), os.O_RDWR, 0644)
if err != nil {
return PublicPieceInfo{}, xerrors.Errorf("opening sector file: %w", err)
}
}
if err := sb.filesystem.Lock(ctx, stagedPath); err != nil {
return PublicPieceInfo{}, err return PublicPieceInfo{}, err
} }
defer sb.filesystem.Unlock(stagedPath)
_, _, commP, err := ffi.WriteWithAlignment(f, pieceSize, stagedFile, existingPieceSizes) _, _, commP, err := ffi.WriteWithAlignment(f, pieceSize, stagedFile, existingPieceSizes)
if err != nil { if err != nil {
...@@ -57,13 +77,22 @@ func (sb *SectorBuilder) AddPiece(pieceSize uint64, sectorId uint64, file io.Rea ...@@ -57,13 +77,22 @@ func (sb *SectorBuilder) AddPiece(pieceSize uint64, sectorId uint64, file io.Rea
}, werr() }, werr()
} }
func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint64, size uint64, ticket []byte, commD []byte) (io.ReadCloser, error) { func (sb *SectorBuilder) ReadPieceFromSealedSector(ctx context.Context, sectorID uint64, offset uint64, size uint64, ticket []byte, commD []byte) (io.ReadCloser, error) {
fs := sb.filesystem sfs := sb.filesystem
// TODO: this needs to get smarter when we start supporting partial unseals
unsealedPath, err := sfs.AllocSector(fs.DataUnsealed, sb.Miner, sb.ssize, true, sectorID)
if err != nil {
if !xerrors.Is(err, fs.ErrExists) {
return nil, xerrors.Errorf("AllocSector: %w", err)
}
}
defer sfs.Release(unsealedPath, sb.ssize)
if err := fs.reserve(dataUnsealed, sb.ssize); err != nil { // TODO: this needs to get smarter when we start supporting partial unseals if err := sfs.Lock(ctx, unsealedPath); err != nil {
return nil, err return nil, err
} }
defer fs.free(dataUnsealed, sb.ssize) defer sfs.Unlock(unsealedPath)
atomic.AddInt32(&sb.unsealWait, 1) atomic.AddInt32(&sb.unsealWait, 1)
// TODO: Don't wait if cached // TODO: Don't wait if cached
...@@ -74,22 +103,20 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6 ...@@ -74,22 +103,20 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6
sb.unsealLk.Lock() // TODO: allow unsealing unrelated sectors in parallel sb.unsealLk.Lock() // TODO: allow unsealing unrelated sectors in parallel
defer sb.unsealLk.Unlock() defer sb.unsealLk.Unlock()
cacheDir, err := sb.sectorCacheDir(sectorID) cacheDir, err := sb.SectorPath(fs.DataCache, sectorID)
if err != nil { if err != nil {
return nil, err return nil, err
} }
sealedPath, err := sb.SealedSectorPath(sectorID) sealedPath, err := sb.SectorPath(fs.DataSealed, sectorID)
if err != nil { if err != nil {
return nil, err return nil, err
} }
unsealedPath := sb.unsealedSectorPath(sectorID)
// TODO: GC for those // TODO: GC for those
// (Probably configurable count of sectors to be kept unsealed, and just // (Probably configurable count of sectors to be kept unsealed, and just
// remove last used one (or use whatever other cache policy makes sense)) // remove last used one (or use whatever other cache policy makes sense))
f, err := os.OpenFile(unsealedPath, os.O_RDONLY, 0644) f, err := os.OpenFile(string(unsealedPath), os.O_RDONLY, 0644)
if err != nil { if err != nil {
if !os.IsNotExist(err) { if !os.IsNotExist(err) {
return nil, err return nil, err
...@@ -103,9 +130,9 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6 ...@@ -103,9 +130,9 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6
err = ffi.Unseal(sb.ssize, err = ffi.Unseal(sb.ssize,
PoRepProofPartitions, PoRepProofPartitions,
cacheDir, string(cacheDir),
sealedPath, string(sealedPath),
unsealedPath, string(unsealedPath),
sectorID, sectorID,
addressToProverID(sb.Miner), addressToProverID(sb.Miner),
tkt, tkt,
...@@ -114,7 +141,7 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6 ...@@ -114,7 +141,7 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6
return nil, xerrors.Errorf("unseal failed: %w", err) return nil, xerrors.Errorf("unseal failed: %w", err)
} }
f, err = os.OpenFile(unsealedPath, os.O_RDONLY, 0644) f, err = os.OpenFile(string(unsealedPath), os.O_RDONLY, 0644)
if err != nil { if err != nil {
return nil, err return nil, err
} }
...@@ -136,53 +163,32 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6 ...@@ -136,53 +163,32 @@ func (sb *SectorBuilder) ReadPieceFromSealedSector(sectorID uint64, offset uint6
} }
func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, ticket SealTicket, pieces []PublicPieceInfo) (RawSealPreCommitOutput, error) { func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, ticket SealTicket, pieces []PublicPieceInfo) (RawSealPreCommitOutput, error) {
fs := sb.filesystem sfs := sb.filesystem
cacheDir, err := sb.sectorCacheDir(sectorID) cacheDir, err := sfs.ForceAllocSector(fs.DataCache, sb.Miner, sb.ssize, true, sectorID)
if err != nil { if err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("getting cache dir: %w", err) return RawSealPreCommitOutput{}, xerrors.Errorf("getting cache dir: %w", err)
} }
if err := os.Mkdir(string(cacheDir), 0755); err != nil {
cached, err := ioutil.ReadDir(cacheDir) return RawSealPreCommitOutput{}, err
if err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("reading cache dir: %w", err)
}
if len(cached) > 0 {
// TODO: can we read t_aux or p_aux to check if we have the correct thing sealed here already?
// (need to check ticket)
log.Warnf("precommit: cache dir %s contains files %v, cleaning up", cacheDir, cached)
if err := os.RemoveAll(cacheDir); err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("removing cache dir %s: %w", cacheDir, err)
}
} }
sealedPath, err := sb.SealedSectorPath(sectorID) sealedPath, err := sfs.ForceAllocSector(fs.DataSealed, sb.Miner, sb.ssize, true, sectorID)
if err != nil { if err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("getting sealed sector path: %w", err) return RawSealPreCommitOutput{}, xerrors.Errorf("getting sealed sector paths: %w", err)
} }
if _, err := os.Stat(sealedPath); !os.IsNotExist(err) { defer sfs.Release(cacheDir, sb.ssize)
if err != nil { defer sfs.Release(sealedPath, sb.ssize)
return RawSealPreCommitOutput{}, xerrors.Errorf("stat cache dir: %w", err)
}
log.Warnf("precommit: found sealed sector %s, cleaning up", sealedPath) if err := sfs.Lock(ctx, cacheDir); err != nil {
if err := os.Remove(sealedPath); err != nil { return RawSealPreCommitOutput{}, xerrors.Errorf("lock cache: %w", err)
return RawSealPreCommitOutput{}, xerrors.Errorf("removing sealed sector %s: %w", sealedPath, err)
} }
if err := sfs.Lock(ctx, sealedPath); err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("lock sealed: %w", err)
} }
defer sfs.Unlock(cacheDir)
if err := fs.reserve(dataCache, sb.ssize); err != nil { defer sfs.Unlock(sealedPath)
return RawSealPreCommitOutput{}, err
}
defer fs.free(dataCache, sb.ssize)
if err := fs.reserve(dataSealed, sb.ssize); err != nil {
return RawSealPreCommitOutput{}, err
}
defer fs.free(dataSealed, sb.ssize)
call := workerCall{ call := workerCall{
task: WorkerTask{ task: WorkerTask{
...@@ -226,7 +232,7 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic ...@@ -226,7 +232,7 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic
<-sb.rateLimit <-sb.rateLimit
}() }()
e, err := os.OpenFile(sealedPath, os.O_RDWR|os.O_CREATE, 0644) e, err := os.OpenFile(string(sealedPath), os.O_RDWR|os.O_CREATE, 0644)
if err != nil { if err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("ensuring sealed file exists: %w", err) return RawSealPreCommitOutput{}, xerrors.Errorf("ensuring sealed file exists: %w", err)
} }
...@@ -243,15 +249,17 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic ...@@ -243,15 +249,17 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic
return RawSealPreCommitOutput{}, xerrors.Errorf("aggregated piece sizes don't match sector size: %d != %d (%d)", sum, ussize, int64(ussize-sum)) return RawSealPreCommitOutput{}, xerrors.Errorf("aggregated piece sizes don't match sector size: %d != %d (%d)", sum, ussize, int64(ussize-sum))
} }
stagedPath := sb.StagedSectorPath(sectorID) stagedPath, err := sb.SectorPath(fs.DataStaging, sectorID)
if err != nil {
return RawSealPreCommitOutput{}, xerrors.Errorf("get staged: %w", err)
}
// TODO: context cancellation respect // TODO: context cancellation respect
rspco, err := ffi.SealPreCommit( rspco, err := ffi.SealPreCommit(
sb.ssize, sb.ssize,
PoRepProofPartitions, PoRepProofPartitions,
cacheDir, string(cacheDir),
stagedPath, string(stagedPath),
sealedPath, string(sealedPath),
sectorID, sectorID,
addressToProverID(sb.Miner), addressToProverID(sb.Miner),
ticket.TicketBytes, ticket.TicketBytes,
...@@ -264,22 +272,26 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic ...@@ -264,22 +272,26 @@ func (sb *SectorBuilder) SealPreCommit(ctx context.Context, sectorID uint64, tic
return RawSealPreCommitOutput(rspco), nil return RawSealPreCommitOutput(rspco), nil
} }
func (sb *SectorBuilder) sealCommitLocal(sectorID uint64, ticket SealTicket, seed SealSeed, pieces []PublicPieceInfo, rspco RawSealPreCommitOutput) (proof []byte, err error) { func (sb *SectorBuilder) sealCommitLocal(ctx context.Context, sectorID uint64, ticket SealTicket, seed SealSeed, pieces []PublicPieceInfo, rspco RawSealPreCommitOutput) (proof []byte, err error) {
atomic.AddInt32(&sb.commitWait, -1) atomic.AddInt32(&sb.commitWait, -1)
defer func() { defer func() {
<-sb.rateLimit <-sb.rateLimit
}() }()
cacheDir, err := sb.sectorCacheDir(sectorID) cacheDir, err := sb.SectorPath(fs.DataCache, sectorID)
if err != nil { if err != nil {
return nil, err return nil, err
} }
if err := sb.filesystem.Lock(ctx, cacheDir); err != nil {
return nil, err
}
defer sb.filesystem.Unlock(cacheDir)
proof, err = ffi.SealCommit( proof, err = ffi.SealCommit(
sb.ssize, sb.ssize,
PoRepProofPartitions, PoRepProofPartitions,
cacheDir, string(cacheDir),
sectorID, sectorID,
addressToProverID(sb.Miner), addressToProverID(sb.Miner),
ticket.TicketBytes, ticket.TicketBytes,
...@@ -329,7 +341,7 @@ func (sb *SectorBuilder) SealCommit(ctx context.Context, sectorID uint64, ticket ...@@ -329,7 +341,7 @@ func (sb *SectorBuilder) SealCommit(ctx context.Context, sectorID uint64, ticket
case sb.commitTasks <- call: case sb.commitTasks <- call:
proof, err = sb.sealCommitRemote(call) proof, err = sb.sealCommitRemote(call)
case rl <- struct{}{}: case rl <- struct{}{}:
proof, err = sb.sealCommitLocal(sectorID, ticket, seed, pieces, rspco) proof, err = sb.sealCommitLocal(ctx, sectorID, ticket, seed, pieces, rspco)
case <-ctx.Done(): case <-ctx.Done():
return nil, ctx.Err() return nil, ctx.Err()
} }
......
sectorbuilder.go
View file @ 6b57024f
package sectorbuilder package sectorbuilder
import ( import (
"context"
"fmt" "fmt"
"io/ioutil"
"os" "os"
"path/filepath"
"strconv" "strconv"
"sync/atomic" "sync/atomic"
...@@ -12,8 +11,9 @@ import ( ...@@ -12,8 +11,9 @@ import (
"github.com/filecoin-project/go-address" "github.com/filecoin-project/go-address"
datastore "github.com/ipfs/go-datastore" datastore "github.com/ipfs/go-datastore"
logging "github.com/ipfs/go-log" logging "github.com/ipfs/go-log"
dcopy "github.com/otiai10/copy"
"golang.org/x/xerrors" "golang.org/x/xerrors"
"github.com/filecoin-project/go-sectorbuilder/fs"
) )
const PoStReservedWorkers = 1 const PoStReservedWorkers = 1
...@@ -46,7 +46,7 @@ type Config struct { ...@@ -46,7 +46,7 @@ type Config struct {
NoCommit bool NoCommit bool
NoPreCommit bool NoPreCommit bool
Dir string Paths []fs.PathConfig
_ struct{} // guard against nameless init _ struct{} // guard against nameless init
} }
...@@ -84,7 +84,7 @@ func New(cfg *Config, ds datastore.Batching) (*SectorBuilder, error) { ...@@ -84,7 +84,7 @@ func New(cfg *Config, ds datastore.Batching) (*SectorBuilder, error) {
ssize: cfg.SectorSize, ssize: cfg.SectorSize,
lastID: lastUsedID, lastID: lastUsedID,
filesystem: openFs(cfg.Dir), filesystem: fs.OpenFs(cfg.Paths),
Miner: cfg.Miner, Miner: cfg.Miner,
...@@ -101,7 +101,7 @@ func New(cfg *Config, ds datastore.Batching) (*SectorBuilder, error) { ...@@ -101,7 +101,7 @@ func New(cfg *Config, ds datastore.Batching) (*SectorBuilder, error) {
stopping: make(chan struct{}), stopping: make(chan struct{}),
} }
if err := sb.filesystem.init(); err != nil { if err := sb.filesystem.Init(); err != nil {
return nil, xerrors.Errorf("initializing sectorbuilder filesystem: %w", err) return nil, xerrors.Errorf("initializing sectorbuilder filesystem: %w", err)
} }
...@@ -115,7 +115,7 @@ func NewStandalone(cfg *Config) (*SectorBuilder, error) { ...@@ -115,7 +115,7 @@ func NewStandalone(cfg *Config) (*SectorBuilder, error) {
ssize: cfg.SectorSize, ssize: cfg.SectorSize,
Miner: cfg.Miner, Miner: cfg.Miner,
filesystem: openFs(cfg.Dir), filesystem: fs.OpenFs(cfg.Paths),
taskCtr: 1, taskCtr: 1,
remotes: map[int]*remote{}, remotes: map[int]*remote{},
...@@ -123,7 +123,7 @@ func NewStandalone(cfg *Config) (*SectorBuilder, error) { ...@@ -123,7 +123,7 @@ func NewStandalone(cfg *Config) (*SectorBuilder, error) {
stopping: make(chan struct{}), stopping: make(chan struct{}),
} }
if err := sb.filesystem.init(); err != nil { if err := sb.filesystem.Init(); err != nil {
return nil, xerrors.Errorf("initializing sectorbuilder filesystem: %w", err) return nil, xerrors.Errorf("initializing sectorbuilder filesystem: %w", err)
} }
...@@ -246,21 +246,21 @@ func (sb *SectorBuilder) pubSectorToPriv(sectorInfo SortedPublicSectorInfo, faul ...@@ -246,21 +246,21 @@ func (sb *SectorBuilder) pubSectorToPriv(sectorInfo SortedPublicSectorInfo, faul
continue continue
} }
cachePath, err := sb.sectorCacheDir(s.SectorID) cachePath, err := sb.SectorPath(fs.DataCache, s.SectorID) // TODO: LOCK!
if err != nil { if err != nil {
return SortedPrivateSectorInfo{}, xerrors.Errorf("getting cache path for sector %d: %w", s.SectorID, err) return SortedPrivateSectorInfo{}, xerrors.Errorf("getting cache paths for sector %d: %w", s.SectorID, err)
} }
sealedPath, err := sb.SealedSectorPath(s.SectorID) sealedPath, err := sb.SectorPath(fs.DataSealed, s.SectorID)
if err != nil { if err != nil {
return SortedPrivateSectorInfo{}, xerrors.Errorf("getting sealed path for sector %d: %w", s.SectorID, err) return SortedPrivateSectorInfo{}, xerrors.Errorf("getting sealed paths for sector %d: %w", s.SectorID, err)
} }
out = append(out, ffi.PrivateSectorInfo{ out = append(out, ffi.PrivateSectorInfo{
SectorID: s.SectorID, SectorID: s.SectorID,
CommR: s.CommR, CommR: s.CommR,
CacheDirPath: cachePath, CacheDirPath: string(cachePath),
SealedSectorPath: sealedPath, SealedSectorPath: string(sealedPath),
}) })
} }
return ffi.NewSortedPrivateSectorInfo(out...), nil return ffi.NewSortedPrivateSectorInfo(out...), nil
...@@ -274,99 +274,114 @@ func fallbackPostChallengeCount(sectors uint64, faults uint64) uint64 { ...@@ -274,99 +274,114 @@ func fallbackPostChallengeCount(sectors uint64, faults uint64) uint64 {
return challengeCount return challengeCount
} }
func (sb *SectorBuilder) ImportFrom(osb *SectorBuilder, symlink bool) error { func (sb *SectorBuilder) FinalizeSector(ctx context.Context, id uint64) error {
if err := migrate(osb.filesystem.pathFor(dataCache), sb.filesystem.pathFor(dataCache), symlink); err != nil { sealed, err := sb.filesystem.FindSector(fs.DataSealed, sb.Miner, id)
return err if err != nil {
return xerrors.Errorf("getting sealed sector: %w", err)
}
cache, err := sb.filesystem.FindSector(fs.DataCache, sb.Miner, id)
if err != nil {
return xerrors.Errorf("getting sector cache: %w", err)
} }
if err := migrate(osb.filesystem.pathFor(dataStaging), sb.filesystem.pathFor(dataStaging), symlink); err != nil { // todo: flag to just remove
return err staged, err := sb.filesystem.FindSector(fs.DataStaging, sb.Miner, id)
if err != nil {
return xerrors.Errorf("getting staged sector: %w", err)
} }
if err := migrate(osb.filesystem.pathFor(dataSealed), sb.filesystem.pathFor(dataSealed), symlink); err != nil { {
if err := sb.filesystem.Lock(ctx, sealed); err != nil {
return err return err
} }
defer sb.filesystem.Unlock(sealed)
val, err := osb.ds.Get(lastSectorIdKey) if err := sb.filesystem.Lock(ctx, cache); err != nil {
if err != nil {
if err == datastore.ErrNotFound {
log.Warnf("CAUTION: last sector ID not found in previous datastore")
return nil
}
return err return err
} }
defer sb.filesystem.Unlock(cache)
if err := sb.ds.Put(lastSectorIdKey, val); err != nil { if err := sb.filesystem.Lock(ctx, staged); err != nil {
return err return err
} }
defer sb.filesystem.Unlock(staged)
}
sb.lastID = osb.lastID sealedDest, err := sb.filesystem.PrepareCacheMove(sealed, sb.ssize, false)
if err != nil {
return nil return xerrors.Errorf("prepare move sealed: %w", err)
}
func (sb *SectorBuilder) SetLastSectorID(id uint64) error {
if err := sb.ds.Put(lastSectorIdKey, []byte(fmt.Sprint(id))); err != nil {
return err
} }
defer sb.filesystem.Release(sealedDest, sb.ssize)
sb.lastID = id cacheDest, err := sb.filesystem.PrepareCacheMove(cache, sb.ssize, false)
return nil if err != nil {
} return xerrors.Errorf("prepare move cache: %w", err)
}
defer sb.filesystem.Release(cacheDest, sb.ssize)
func migrate(from, to string, symlink bool) error { stagedDest, err := sb.filesystem.PrepareCacheMove(staged, sb.ssize, false)
st, err := os.Stat(from)
if err != nil { if err != nil {
return err return xerrors.Errorf("prepare move staged: %w", err)
} }
defer sb.filesystem.Release(stagedDest, sb.ssize)
if st.IsDir() { if err := sb.filesystem.MoveSector(sealed, sealedDest); err != nil {
return migrateDir(from, to, symlink) return xerrors.Errorf("move sealed: %w", err)
}
if err := sb.filesystem.MoveSector(cache, cacheDest); err != nil {
return xerrors.Errorf("move cache: %w", err)
}
if err := sb.filesystem.MoveSector(staged, stagedDest); err != nil {
return xerrors.Errorf("move staged: %w", err)
} }
return migrateFile(from, to, symlink)
return nil
} }
func migrateDir(from, to string, symlink bool) error { func (sb *SectorBuilder) DropStaged(ctx context.Context, id uint64) error {
tost, err := os.Stat(to) sp, err := sb.SectorPath(fs.DataStaging, id)
if err != nil { if err != nil {
if !os.IsNotExist(err) { return xerrors.Errorf("finding staged sector: %w", err)
return err
} }
if err := os.MkdirAll(to, 0755); err != nil { if err := sb.filesystem.Lock(ctx, sp); err != nil {
return err return err
} }
} else if !tost.IsDir() { defer sb.filesystem.Unlock(sp)
return xerrors.Errorf("target %q already exists and is a file (expected directory)")
return os.RemoveAll(string(sp))
}
func (sb *SectorBuilder) ImportFrom(osb *SectorBuilder, symlink bool) error {
if err := osb.filesystem.MigrateTo(sb.filesystem, sb.ssize, symlink); err != nil {
return xerrors.Errorf("migrating sector data: %w", err)
} }
dirents, err := ioutil.ReadDir(from) val, err := osb.ds.Get(lastSectorIdKey)
if err != nil { if err != nil {
return err if err == datastore.ErrNotFound {
log.Warnf("CAUTION: last sector ID not found in previous datastore")
return nil
} }
for _, inf := range dirents {
n := inf.Name()
if inf.IsDir() {
if err := migrate(filepath.Join(from, n), filepath.Join(to, n), symlink); err != nil {
return err return err
} }
} else {
if err := migrate(filepath.Join(from, n), filepath.Join(to, n), symlink); err != nil { if err := sb.ds.Put(lastSectorIdKey, val); err != nil {
return err return err
} }
}
} sb.lastID = osb.lastID
return nil return nil
} }
func migrateFile(from, to string, symlink bool) error { func (sb *SectorBuilder) SetLastSectorID(id uint64) error {
if symlink { if err := sb.ds.Put(lastSectorIdKey, []byte(fmt.Sprint(id))); err != nil {
return os.Symlink(from, to) return err
} }
return dcopy.Copy(from, to) sb.lastID = id
return nil
} }
func (sb *SectorBuilder) Stop() { func (sb *SectorBuilder) Stop() {
......
sectorbuilder_test.go
View file @ 6b57024f
...@@ -13,10 +13,12 @@ import ( ...@@ -13,10 +13,12 @@ import (
"time" "time"
ffi "github.com/filecoin-project/filecoin-ffi" ffi "github.com/filecoin-project/filecoin-ffi"
"github.com/filecoin-project/go-address"
paramfetch "github.com/filecoin-project/go-paramfetch"
"github.com/filecoin-project/go-sectorbuilder/fs"
"github.com/ipfs/go-datastore" "github.com/ipfs/go-datastore"
logging "github.com/ipfs/go-log" logging "github.com/ipfs/go-log"
paramfetch "github.com/filecoin-project/go-paramfetch"
sectorbuilder "github.com/filecoin-project/go-sectorbuilder" sectorbuilder "github.com/filecoin-project/go-sectorbuilder"
"github.com/stretchr/testify/assert" "github.com/stretchr/testify/assert"
...@@ -43,7 +45,7 @@ func (s *seal) precommit(t *testing.T, sb *sectorbuilder.SectorBuilder, sid uint ...@@ -43,7 +45,7 @@ func (s *seal) precommit(t *testing.T, sb *sectorbuilder.SectorBuilder, sid uint
var err error var err error
r := io.LimitReader(rand.New(rand.NewSource(42+int64(sid))), int64(dlen)) r := io.LimitReader(rand.New(rand.NewSource(42+int64(sid))), int64(dlen))
s.ppi, err = sb.AddPiece(dlen, sid, r, []uint64{}) s.ppi, err = sb.AddPiece(context.TODO(), dlen, sid, r, []uint64{})
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
...@@ -148,21 +150,41 @@ func TestSealAndVerify(t *testing.T) { ...@@ -148,21 +150,41 @@ func TestSealAndVerify(t *testing.T) {
ds := datastore.NewMapDatastore() ds := datastore.NewMapDatastore()
dir, err := ioutil.TempDir("", "sbtest") cdir, err := ioutil.TempDir("", "sbtest-c-")
if err != nil {
t.Fatal(err)
}
sdir, err := ioutil.TempDir("", "sbtest-s-")
if err != nil { if err != nil {
t.Fatal(err) t.Fatal(err)
} }
sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) paths := []fs.PathConfig{
{
Path: cdir,
Cache: true,
Weight: 1,
},
{
Path: sdir,
Cache: false,
Weight: 1,
},
}
sb, err := sectorbuilder.TempSectorbuilderDir(paths, sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
cleanup := func() { cleanup := func() {
if t.Failed() { if t.Failed() {
fmt.Printf("not removing %s\n", dir) fmt.Printf("not removing %s, %s\n", cdir, sdir)
return return
} }
if err := os.RemoveAll(dir); err != nil { if err := os.RemoveAll(cdir); err != nil {
t.Error(err)
}
if err := os.RemoveAll(sdir); err != nil {
t.Error(err) t.Error(err)
} }
} }
...@@ -190,13 +212,17 @@ func TestSealAndVerify(t *testing.T) { ...@@ -190,13 +212,17 @@ func TestSealAndVerify(t *testing.T) {
epost := time.Now() epost := time.Now()
// Restart sectorbuilder, re-run post // Restart sectorbuilder, re-run post
sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err = sectorbuilder.TempSectorbuilderDir(paths, sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
post(t, sb, s) post(t, sb, s)
if err := sb.FinalizeSector(context.TODO(), 1); err != nil {
t.Fatalf("%+v", err)
}
fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String()) fmt.Printf("PreCommit: %s\n", precommit.Sub(start).String())
fmt.Printf("Commit: %s\n", commit.Sub(precommit).String()) fmt.Printf("Commit: %s\n", commit.Sub(precommit).String())
fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(commit).String()) fmt.Printf("GenCandidates: %s\n", genCandidiates.Sub(commit).String())
...@@ -220,7 +246,7 @@ func TestSealPoStNoCommit(t *testing.T) { ...@@ -220,7 +246,7 @@ func TestSealPoStNoCommit(t *testing.T) {
t.Fatal(err) t.Fatal(err)
} }
sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err := sectorbuilder.TempSectorbuilderDir(sectorbuilder.SimplePath(dir), sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
...@@ -249,12 +275,12 @@ func TestSealPoStNoCommit(t *testing.T) { ...@@ -249,12 +275,12 @@ func TestSealPoStNoCommit(t *testing.T) {
precommit := time.Now() precommit := time.Now()
// Restart sectorbuilder, re-run post // Restart sectorbuilder, re-run post
sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err = sectorbuilder.TempSectorbuilderDir(sectorbuilder.SimplePath(dir), sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
if err := sb.TrimCache(1); err != nil { if err := sb.TrimCache(context.TODO(), 1); err != nil {
t.Fatal(err) t.Fatal(err)
} }
...@@ -284,7 +310,7 @@ func TestSealAndVerify2(t *testing.T) { ...@@ -284,7 +310,7 @@ func TestSealAndVerify2(t *testing.T) {
t.Fatal(err) t.Fatal(err)
} }
sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err := sectorbuilder.TempSectorbuilderDir(sectorbuilder.SimplePath(dir), sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
...@@ -332,7 +358,7 @@ func TestAcquireID(t *testing.T) { ...@@ -332,7 +358,7 @@ func TestAcquireID(t *testing.T) {
t.Fatal(err) t.Fatal(err)
} }
sb, err := sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err := sectorbuilder.TempSectorbuilderDir(sectorbuilder.SimplePath(dir), sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
...@@ -347,7 +373,7 @@ func TestAcquireID(t *testing.T) { ...@@ -347,7 +373,7 @@ func TestAcquireID(t *testing.T) {
assertAcquire(2) assertAcquire(2)
assertAcquire(3) assertAcquire(3)
sb, err = sectorbuilder.TempSectorbuilderDir(dir, sectorSize, ds) sb, err = sectorbuilder.TempSectorbuilderDir(sectorbuilder.SimplePath(dir), sectorSize, ds)
if err != nil { if err != nil {
t.Fatalf("%+v", err) t.Fatalf("%+v", err)
} }
...@@ -360,3 +386,34 @@ func TestAcquireID(t *testing.T) { ...@@ -360,3 +386,34 @@ func TestAcquireID(t *testing.T) {
t.Error(err) t.Error(err)
} }
} }
// TestVerifyEmpty tests a certain assumption
func TestVerifyEmpty(t *testing.T) {
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}
sr := [32]byte{0, 9, 2, 7, 6, 5, 4, 3, 2, 1, 43, 9, 8, 7, 6, 45, 3, 2, 1, 0, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 9}
t0101, err := address.NewIDAddress(101)
if err != nil {
t.Fatal(err)
return
}
ok, err := sectorbuilder.ProofVerifier.VerifyFallbackPost(
context.TODO(),
1024,
sectorbuilder.NewSortedPublicSectorInfo([]ffi.PublicSectorInfo{
{SectorID: sectorSize, CommR: sr},
{SectorID: sectorSize, CommR: sr},
}),
cSeed[:],
nil, // 0s
nil, // 0s
t0101,
2) //fault everything
if err != nil {
t.Fatal(err)
return
}
if !ok {
t.Error("proof not ok")
}
}
types.go
View file @ 6b57024f
...@@ -6,6 +6,8 @@ import ( ...@@ -6,6 +6,8 @@ import (
ffi "github.com/filecoin-project/filecoin-ffi" ffi "github.com/filecoin-project/filecoin-ffi"
"github.com/filecoin-project/go-address" "github.com/filecoin-project/go-address"
"github.com/ipfs/go-datastore" "github.com/ipfs/go-datastore"
"github.com/filecoin-project/go-sectorbuilder/fs"
) )
type SortedPublicSectorInfo = ffi.SortedPublicSectorInfo type SortedPublicSectorInfo = ffi.SortedPublicSectorInfo
...@@ -64,7 +66,7 @@ type SectorBuilder struct { ...@@ -64,7 +66,7 @@ type SectorBuilder struct {
unsealWait int32 unsealWait int32
fsLk sync.Mutex //nolint: struckcheck fsLk sync.Mutex //nolint: struckcheck
filesystem *fs // TODO: multi-fs support filesystem *fs.FS
stopping chan struct{} stopping chan struct{}
} }
......
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