-package main
+package lightning
import (
"bufio"
"encoding/gob"
"fmt"
"io"
+ "os"
"regexp"
"runtime"
"sort"
"sync"
"sync/atomic"
+ "github.com/klauspost/pgzip"
log "github.com/sirupsen/logrus"
"golang.org/x/crypto/blake2b"
)
variant [][][blake2b.Size256]byte
refseqs map[string]map[string][]tileLibRef
compactGenomes map[string][]tileVariantID
- // count [][]int
- seq map[[blake2b.Size256]byte][]byte
- variants int64
+ seq2 map[[2]byte]map[[blake2b.Size256]byte][]byte
+ seq2lock map[[2]byte]sync.Locker
+ variants int64
// if non-nil, write out any tile variants added while tiling
encoder *gob.Encoder
}
return
}
- log.Tracef("loadCompactGenomes: cg %s tag %d variant %d => %d", cg.Name, tag, variant, newvariant)
+ // log.Tracef("loadCompactGenomes: cg %s tag %d variant %d => %d", cg.Name, tag, variant, newvariant)
cg.Variants[i] = newvariant
}
if onLoadGenome != nil {
return nil
}
+func (tilelib *tileLibrary) LoadDir(ctx context.Context, path string, onLoadGenome func(CompactGenome)) error {
+ var files []string
+ var walk func(string) error
+ walk = func(path string) error {
+ f, err := open(path)
+ if err != nil {
+ return err
+ }
+ defer f.Close()
+ fis, err := f.Readdir(-1)
+ if err != nil {
+ files = append(files, path)
+ return nil
+ }
+ for _, fi := range fis {
+ if fi.Name() == "." || fi.Name() == ".." {
+ continue
+ } else if child := path + "/" + fi.Name(); fi.IsDir() {
+ err = walk(child)
+ if err != nil {
+ return err
+ }
+ } else if strings.HasSuffix(child, ".gob") || strings.HasSuffix(child, ".gob.gz") {
+ files = append(files, child)
+ }
+ }
+ return nil
+ }
+ log.Infof("LoadDir: walk dir %s", path)
+ err := walk(path)
+ if err != nil {
+ return err
+ }
+ ctx, cancel := context.WithCancel(ctx)
+ defer cancel()
+ var mtx sync.Mutex
+ allcgs := make([][]CompactGenome, len(files))
+ allcseqs := make([][]CompactSequence, len(files))
+ allvariantmap := map[tileLibRef]tileVariantID{}
+ errs := make(chan error, len(files))
+ log.Infof("LoadDir: read %d files", len(files))
+ for fileno, path := range files {
+ fileno, path := fileno, path
+ go func() {
+ f, err := open(path)
+ if err != nil {
+ errs <- err
+ return
+ }
+ defer f.Close()
+ defer log.Infof("LoadDir: finished reading %s", path)
+
+ var variantmap = map[tileLibRef]tileVariantID{}
+ var cgs []CompactGenome
+ var cseqs []CompactSequence
+ err = DecodeLibrary(f, strings.HasSuffix(path, ".gz"), func(ent *LibraryEntry) error {
+ if ctx.Err() != nil {
+ return ctx.Err()
+ }
+ if len(ent.TagSet) > 0 {
+ mtx.Lock()
+ if tilelib.taglib == nil || tilelib.taglib.Len() != len(ent.TagSet) {
+ // load first set of tags, or
+ // report mismatch if 2 sets
+ // have different #tags.
+ if err := tilelib.loadTagSet(ent.TagSet); err != nil {
+ mtx.Unlock()
+ return err
+ }
+ }
+ mtx.Unlock()
+ }
+ for _, tv := range ent.TileVariants {
+ variantmap[tileLibRef{Tag: tv.Tag, Variant: tv.Variant}] = tilelib.getRef(tv.Tag, tv.Sequence).Variant
+ }
+ cgs = append(cgs, ent.CompactGenomes...)
+ cseqs = append(cseqs, ent.CompactSequences...)
+ return nil
+ })
+ allcgs[fileno] = cgs
+ allcseqs[fileno] = cseqs
+ mtx.Lock()
+ defer mtx.Unlock()
+ for k, v := range variantmap {
+ allvariantmap[k] = v
+ }
+ errs <- err
+ }()
+ }
+ for range files {
+ err := <-errs
+ if err != nil {
+ return err
+ }
+ }
+
+ log.Info("LoadDir: loadCompactGenomes")
+ var flatcgs []CompactGenome
+ for _, cgs := range allcgs {
+ flatcgs = append(flatcgs, cgs...)
+ }
+ err = tilelib.loadCompactGenomes(flatcgs, allvariantmap, onLoadGenome)
+ if err != nil {
+ return err
+ }
+
+ log.Info("LoadDir: loadCompactSequences")
+ var flatcseqs []CompactSequence
+ for _, cseqs := range allcseqs {
+ flatcseqs = append(flatcseqs, cseqs...)
+ }
+ err = tilelib.loadCompactSequences(flatcseqs, allvariantmap)
+ if err != nil {
+ return err
+ }
+
+ log.Info("LoadDir done")
+ return nil
+}
+
+func (tilelib *tileLibrary) WriteDir(dir string) error {
+ nfiles := 128
+ files := make([]*os.File, nfiles)
+ for i := range files {
+ f, err := os.OpenFile(fmt.Sprintf("%s/library.%04d.gob.gz", dir, i), os.O_CREATE|os.O_WRONLY, 0666)
+ if err != nil {
+ return err
+ }
+ defer f.Close()
+ files[i] = f
+ }
+ bufws := make([]*bufio.Writer, nfiles)
+ for i := range bufws {
+ bufws[i] = bufio.NewWriterSize(files[i], 1<<26)
+ }
+ zws := make([]*pgzip.Writer, nfiles)
+ for i := range zws {
+ zws[i] = pgzip.NewWriter(bufws[i])
+ defer zws[i].Close()
+ }
+ encoders := make([]*gob.Encoder, nfiles)
+ for i := range encoders {
+ encoders[i] = gob.NewEncoder(zws[i])
+ }
+
+ cgnames := make([]string, 0, len(tilelib.compactGenomes))
+ for name := range tilelib.compactGenomes {
+ cgnames = append(cgnames, name)
+ }
+ sort.Strings(cgnames)
+
+ log.Infof("WriteDir: writing %d files", nfiles)
+ ctx, cancel := context.WithCancel(context.Background())
+ defer cancel()
+ errs := make(chan error, nfiles)
+ for start := range files {
+ start := start
+ go func() {
+ err := encoders[start].Encode(LibraryEntry{TagSet: tilelib.taglib.Tags()})
+ if err != nil {
+ errs <- err
+ return
+ }
+ if start == 0 {
+ // For now, just write all the refs to
+ // the first file
+ for name, tseqs := range tilelib.refseqs {
+ err := encoders[start].Encode(LibraryEntry{CompactSequences: []CompactSequence{{
+ Name: name,
+ TileSequences: tseqs,
+ }}})
+ if err != nil {
+ errs <- err
+ return
+ }
+ }
+ }
+ for i := start; i < len(cgnames); i += nfiles {
+ err := encoders[start].Encode(LibraryEntry{CompactGenomes: []CompactGenome{{
+ Name: cgnames[i],
+ Variants: tilelib.compactGenomes[cgnames[i]],
+ }}})
+ if err != nil {
+ errs <- err
+ return
+ }
+ }
+ tvs := []TileVariant{}
+ for tag := start; tag < len(tilelib.variant) && ctx.Err() == nil; tag += nfiles {
+ tvs = tvs[:0]
+ for idx, hash := range tilelib.variant[tag] {
+ tvs = append(tvs, TileVariant{
+ Tag: tagID(tag),
+ Variant: tileVariantID(idx + 1),
+ Blake2b: hash,
+ Sequence: tilelib.hashSequence(hash),
+ })
+ }
+ err := encoders[start].Encode(LibraryEntry{TileVariants: tvs})
+ if err != nil {
+ errs <- err
+ return
+ }
+ }
+ errs <- nil
+ }()
+ }
+ for range files {
+ err := <-errs
+ if err != nil {
+ return err
+ }
+ }
+ log.Info("WriteDir: flushing")
+ for i := range zws {
+ err := zws[i].Close()
+ if err != nil {
+ return err
+ }
+ err = bufws[i].Flush()
+ if err != nil {
+ return err
+ }
+ err = files[i].Close()
+ if err != nil {
+ return err
+ }
+ }
+ log.Info("WriteDir: done")
+ return nil
+}
+
// Load library data from rdr. Tile variants might be renumbered in
// the process; in that case, genomes variants will be renumbered to
// match.
return nil
}
+func (tilelib *tileLibrary) dump(out io.Writer) {
+ printTV := func(tag int, variant tileVariantID) {
+ if variant < 1 {
+ fmt.Fprintf(out, " -")
+ } else if tag >= len(tilelib.variant) {
+ fmt.Fprintf(out, " (!tag=%d)", tag)
+ } else if int(variant) > len(tilelib.variant[tag]) {
+ fmt.Fprintf(out, " (tag=%d,!variant=%d)", tag, variant)
+ } else {
+ fmt.Fprintf(out, " %x", tilelib.variant[tag][variant-1][:8])
+ }
+ }
+ for refname, refseqs := range tilelib.refseqs {
+ for seqname, seq := range refseqs {
+ fmt.Fprintf(out, "ref %s %s", refname, seqname)
+ for _, libref := range seq {
+ printTV(int(libref.Tag), libref.Variant)
+ }
+ fmt.Fprintf(out, "\n")
+ }
+ }
+ for name, cg := range tilelib.compactGenomes {
+ fmt.Fprintf(out, "cg %s", name)
+ for tag, variant := range cg {
+ printTV(tag/2, variant)
+ }
+ fmt.Fprintf(out, "\n")
+ }
+}
+
type importStats struct {
InputFile string
InputLabel string
vlock.Unlock()
if tilelib.retainTileSequences && !dropSeq {
- tilelib.mtx.Lock()
- if tilelib.seq == nil {
- tilelib.seq = map[[blake2b.Size256]byte][]byte{}
+ seqCopy := append([]byte(nil), seq...)
+ if tilelib.seq2 == nil {
+ tilelib.mtx.Lock()
+ if tilelib.seq2 == nil {
+ tilelib.seq2lock = map[[2]byte]sync.Locker{}
+ m := map[[2]byte]map[[blake2b.Size256]byte][]byte{}
+ var k [2]byte
+ for i := 0; i < 256; i++ {
+ k[0] = byte(i)
+ for j := 0; j < 256; j++ {
+ k[1] = byte(j)
+ m[k] = map[[blake2b.Size256]byte][]byte{}
+ tilelib.seq2lock[k] = &sync.Mutex{}
+ }
+ }
+ tilelib.seq2 = m
+ }
+ tilelib.mtx.Unlock()
}
- tilelib.seq[seqhash] = append([]byte(nil), seq...)
- tilelib.mtx.Unlock()
+ var k [2]byte
+ copy(k[:], seqhash[:])
+ locker := tilelib.seq2lock[k]
+ locker.Lock()
+ tilelib.seq2[k][seqhash] = seqCopy
+ locker.Unlock()
}
if tilelib.encoder != nil {
return tileLibRef{Tag: tag, Variant: variant}
}
+func (tilelib *tileLibrary) hashSequence(hash [blake2b.Size256]byte) []byte {
+ var partition [2]byte
+ copy(partition[:], hash[:])
+ return tilelib.seq2[partition][hash]
+}
+
func (tilelib *tileLibrary) TileVariantSequence(libref tileLibRef) []byte {
if libref.Variant == 0 || len(tilelib.variant) <= int(libref.Tag) || len(tilelib.variant[libref.Tag]) < int(libref.Variant) {
return nil
}
- return tilelib.seq[tilelib.variant[libref.Tag][libref.Variant-1]]
+ return tilelib.hashSequence(tilelib.variant[libref.Tag][libref.Variant-1])
}
// Tidy deletes unreferenced tile variants and renumbers variants so
// Apply remap to genomes and reference sequences, so they
// refer to the same tile variants using the changed IDs.
log.Print("Tidy: apply remap")
+ var wg sync.WaitGroup
for _, cg := range tilelib.compactGenomes {
- for idx, variant := range cg {
- cg[idx] = remap[tagID(idx/2)][variant]
- }
+ cg := cg
+ wg.Add(1)
+ go func() {
+ defer wg.Done()
+ for idx, variant := range cg {
+ cg[idx] = remap[tagID(idx/2)][variant]
+ }
+ }()
}
for _, refcs := range tilelib.refseqs {
for _, refseq := range refcs {
- for i, tv := range refseq {
- refseq[i].Variant = remap[tv.Tag][tv.Variant]
- }
+ refseq := refseq
+ wg.Add(1)
+ go func() {
+ defer wg.Done()
+ for i, tv := range refseq {
+ refseq[i].Variant = remap[tv.Tag][tv.Variant]
+ }
+ }()
}
}
+ wg.Wait()
log.Print("Tidy: done")
}
projects / lightning.git / blobdiff