Merge branch 'add_rocksdb'

This commit is contained in:
Chris Lu 2021-01-03 00:48:56 -08:00
commit 5f538c5f9d
9 changed files with 550 additions and 3 deletions

1
go.mod
View file

@ -66,6 +66,7 @@ require (
github.com/spf13/viper v1.4.0
github.com/stretchr/testify v1.6.1
github.com/syndtr/goleveldb v1.0.0
github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c
github.com/tidwall/gjson v1.3.2
github.com/tidwall/match v1.0.1
github.com/tsuna/gohbase v0.0.0-20201125011725-348991136365

8
go.sum
View file

@ -225,6 +225,7 @@ github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4er
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
github.com/golang/mock v1.4.3 h1:GV+pQPG/EUUbkh47niozDcADz6go/dUwhVzdUQHIVRw=
github.com/golang/mock v1.4.3/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
@ -542,6 +543,7 @@ github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a h1:9ZKAASQSHhD
github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563 h1:dY6ETXrvDG7Sa4vE8ZQG4yqWg6UnOcbqTAahkV813vQ=
github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 h1:OdAsTTz6OkFY5QxjkYwrChwuRruF69c169dPK26NUlk=
github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=
github.com/rogpeppe/go-internal v1.1.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
@ -551,8 +553,6 @@ github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
github.com/samuel/go-zookeeper v0.0.0-20190923202752-2cc03de413da/go.mod h1:gi+0XIa01GRL2eRQVjQkKGqKF3SF9vZR/HnPullcV2E=
github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
github.com/seaweedfs/fuse v1.0.7 h1:tESMXhI3gXzN+dlWsCUrkIZDiWA4dZX18rQMoqmvazw=
github.com/seaweedfs/fuse v1.0.7/go.mod h1:W7ubwr1l7KQsMeUpxFFOFOSxUL/ucTRMAlVYs4xdfQ8=
github.com/seaweedfs/fuse v1.0.8 h1:HBPJTC77OlxwSd2JiTwvLPn8bWTElqQp3xs9vf3C15s=
github.com/seaweedfs/fuse v1.0.8/go.mod h1:W7ubwr1l7KQsMeUpxFFOFOSxUL/ucTRMAlVYs4xdfQ8=
github.com/seaweedfs/goexif v1.0.2 h1:p+rTXYdQ2mgxd+1JaTrQ9N8DvYuw9UH9xgYmJ+Bb29E=
@ -618,6 +618,8 @@ github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/syndtr/goleveldb v1.0.0 h1:fBdIW9lB4Iz0n9khmH8w27SJ3QEJ7+IgjPEwGSZiFdE=
github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c h1:g+WoO5jjkqGAzHWCjJB1zZfXPIAaDpzXIEJ0eS6B5Ok=
github.com/tecbot/gorocksdb v0.0.0-20191217155057-f0fad39f321c/go.mod h1:ahpPrc7HpcfEWDQRZEmnXMzHY03mLDYMCxeDzy46i+8=
github.com/tidwall/gjson v1.3.2 h1:+7p3qQFaH3fOMXAJSrdZwGKcOO/lYdGS0HqGhPqDdTI=
github.com/tidwall/gjson v1.3.2/go.mod h1:P256ACg0Mn+j1RXIDXoss50DeIABTYK1PULOJHhxOls=
github.com/tidwall/match v1.0.1 h1:PnKP62LPNxHKTwvHHZZzdOAOCtsJTjo6dZLCwpKm5xc=
@ -941,7 +943,9 @@ honnef.co/go/tools v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXe
honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
modernc.org/b v1.0.0 h1:vpvqeyp17ddcQWF29Czawql4lDdABCDRbXRAS4+aF2o=
modernc.org/b v1.0.0/go.mod h1:uZWcZfRj1BpYzfN9JTerzlNUnnPsV9O2ZA8JsRcubNg=
modernc.org/mathutil v1.1.1 h1:FeylZSVX8S+58VsyJlkEj2bcpdytmp9MmDKZkKx8OIE=
modernc.org/mathutil v1.1.1/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
modernc.org/strutil v1.1.0 h1:+1/yCzZxY2pZwwrsbH+4T7BQMoLQ9QiBshRC9eicYsc=
modernc.org/strutil v1.1.0/go.mod h1:lstksw84oURvj9y3tn8lGvRxyRC1S2+g5uuIzNfIOBs=
pack.ag/amqp v0.11.2/go.mod h1:4/cbmt4EJXSKlG6LCfWHoqmN0uFdy5i/+YFz+fTfhV4=
rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=

View file

@ -87,7 +87,13 @@ buckets_folder = "/buckets"
# local on disk, mostly for simple single-machine setup, fairly scalable
# faster than previous leveldb, recommended.
enabled = true
dir = "." # directory to store level db files
dir = "./filerldb2" # directory to store level db files
[rocksdb]
# local on disk, similar to leveldb
# since it is using a C wrapper, you need to install rocksdb and build it by yourself
enabled = false
dir = "./filerrdb" # directory to store rocksdb files
[mysql] # or tidb
# CREATE TABLE IF NOT EXISTS filemeta (

View file

@ -2,9 +2,11 @@ package leveldb
import (
"context"
"fmt"
"io/ioutil"
"os"
"testing"
"time"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/util"
@ -86,3 +88,28 @@ func TestEmptyRoot(t *testing.T) {
}
}
func BenchmarkInsertEntry(b *testing.B) {
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil)
dir, _ := ioutil.TempDir("", "seaweedfs_filer_bench")
defer os.RemoveAll(dir)
store := &LevelDBStore{}
store.initialize(dir)
testFiler.SetStore(store)
ctx := context.Background()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
entry := &filer.Entry{
FullPath: util.FullPath(fmt.Sprintf("/file%d.txt", i)),
Attr: filer.Attr{
Crtime: time.Now(),
Mtime: time.Now(),
Mode: os.FileMode(0644),
},
}
store.InsertEntry(ctx, entry)
}
}

View file

@ -0,0 +1,41 @@
# Prepare the compilation environment on linux
- sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
- sudo apt-get update -qq
- sudo apt-get install gcc-6 g++-6 libsnappy-dev zlib1g-dev libbz2-dev -qq
- export CXX="g++-6" CC="gcc-6"
- wget https://launchpad.net/ubuntu/+archive/primary/+files/libgflags2_2.0-1.1ubuntu1_amd64.deb
- sudo dpkg -i libgflags2_2.0-1.1ubuntu1_amd64.deb
- wget https://launchpad.net/ubuntu/+archive/primary/+files/libgflags-dev_2.0-1.1ubuntu1_amd64.deb
- sudo dpkg -i libgflags-dev_2.0-1.1ubuntu1_amd64.deb
# Prepare the compilation environment on mac os
```
brew install snappy
```
# install rocksdb:
```
export ROCKSDB_HOME=/Users/chris/dev/rocksdb
git clone https://github.com/facebook/rocksdb.git $ROCKSDB_HOME
pushd $ROCKSDB_HOME
make clean
make install-static
popd
```
# install gorocksdb
```
export CGO_CFLAGS="-I$ROCKSDB_HOME/include"
export CGO_LDFLAGS="-L$ROCKSDB_HOME -lrocksdb -lstdc++ -lm -lz -lbz2 -lsnappy -llz4 -lzstd"
go get github.com/tecbot/gorocksdb
```
# compile with rocksdb
```
cd ~/go/src/github.com/chrislusf/seaweedfs/weed
go install -tags rocksdb
```

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@ -0,0 +1,293 @@
// +build rocksdb
package rocksdb
import (
"bytes"
"context"
"crypto/md5"
"fmt"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
weed_util "github.com/chrislusf/seaweedfs/weed/util"
"github.com/tecbot/gorocksdb"
"io"
)
func init() {
filer.Stores = append(filer.Stores, &RocksDBStore{})
}
type RocksDBStore struct {
path string
db *gorocksdb.DB
}
func (store *RocksDBStore) GetName() string {
return "rocksdb"
}
func (store *RocksDBStore) Initialize(configuration weed_util.Configuration, prefix string) (err error) {
dir := configuration.GetString(prefix + "dir")
return store.initialize(dir)
}
func (store *RocksDBStore) initialize(dir string) (err error) {
glog.Infof("filer store rocksdb dir: %s", dir)
if err := weed_util.TestFolderWritable(dir); err != nil {
return fmt.Errorf("Check Level Folder %s Writable: %s", dir, err)
}
options := gorocksdb.NewDefaultOptions()
options.SetCreateIfMissing(true)
store.db, err = gorocksdb.OpenDb(options, dir)
return
}
func (store *RocksDBStore) BeginTransaction(ctx context.Context) (context.Context, error) {
return ctx, nil
}
func (store *RocksDBStore) CommitTransaction(ctx context.Context) error {
return nil
}
func (store *RocksDBStore) RollbackTransaction(ctx context.Context) error {
return nil
}
func (store *RocksDBStore) InsertEntry(ctx context.Context, entry *filer.Entry) (err error) {
dir, name := entry.DirAndName()
key := genKey(dir, name)
value, err := entry.EncodeAttributesAndChunks()
if err != nil {
return fmt.Errorf("encoding %s %+v: %v", entry.FullPath, entry.Attr, err)
}
wo := gorocksdb.NewDefaultWriteOptions()
err = store.db.Put(wo, key, value)
if err != nil {
return fmt.Errorf("persisting %s : %v", entry.FullPath, err)
}
// println("saved", entry.FullPath, "chunks", len(entry.Chunks))
return nil
}
func (store *RocksDBStore) UpdateEntry(ctx context.Context, entry *filer.Entry) (err error) {
return store.InsertEntry(ctx, entry)
}
func (store *RocksDBStore) FindEntry(ctx context.Context, fullpath weed_util.FullPath) (entry *filer.Entry, err error) {
dir, name := fullpath.DirAndName()
key := genKey(dir, name)
ro := gorocksdb.NewDefaultReadOptions()
data, err := store.db.GetBytes(ro, key)
if data == nil {
return nil, filer_pb.ErrNotFound
}
if err != nil {
return nil, fmt.Errorf("get %s : %v", entry.FullPath, err)
}
entry = &filer.Entry{
FullPath: fullpath,
}
err = entry.DecodeAttributesAndChunks(weed_util.MaybeDecompressData(data))
if err != nil {
return entry, fmt.Errorf("decode %s : %v", entry.FullPath, err)
}
// println("read", entry.FullPath, "chunks", len(entry.Chunks), "data", len(data), string(data))
return entry, nil
}
func (store *RocksDBStore) DeleteEntry(ctx context.Context, fullpath weed_util.FullPath) (err error) {
dir, name := fullpath.DirAndName()
key := genKey(dir, name)
wo := gorocksdb.NewDefaultWriteOptions()
err = store.db.Delete(wo, key)
if err != nil {
return fmt.Errorf("delete %s : %v", fullpath, err)
}
return nil
}
func (store *RocksDBStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
directoryPrefix := genDirectoryKeyPrefix(fullpath, "")
batch := new(gorocksdb.WriteBatch)
ro := gorocksdb.NewDefaultReadOptions()
ro.SetFillCache(false)
iter := store.db.NewIterator(ro)
defer iter.Close()
err = enumerate(iter, directoryPrefix, nil, false, -1, func(key, value []byte) bool {
batch.Delete(key)
return true
})
if err != nil {
return fmt.Errorf("delete list %s : %v", fullpath, err)
}
wo := gorocksdb.NewDefaultWriteOptions()
err = store.db.Write(wo, batch)
if err != nil {
return fmt.Errorf("delete %s : %v", fullpath, err)
}
return nil
}
func enumerate(iter *gorocksdb.Iterator, prefix, lastKey []byte, includeLastKey bool, limit int, fn func(key, value []byte) bool) error {
if len(lastKey) == 0 {
iter.Seek(prefix)
} else {
iter.Seek(lastKey)
if !includeLastKey {
k := iter.Key()
v := iter.Value()
key := k.Data()
defer k.Free()
defer v.Free()
if !bytes.HasPrefix(key, prefix) {
return nil
}
if bytes.Equal(key, lastKey) {
iter.Next()
}
}
}
i := 0
for ; iter.Valid(); iter.Next() {
if limit > 0 {
i++
if i > limit {
break
}
}
k := iter.Key()
v := iter.Value()
key := k.Data()
value := v.Data()
if !bytes.HasPrefix(key, prefix) {
k.Free()
v.Free()
break
}
ret := fn(key, value)
k.Free()
v.Free()
if !ret {
break
}
}
if err := iter.Err(); err != nil {
return fmt.Errorf("prefix scan iterator: %v", err)
}
return nil
}
func (store *RocksDBStore) ListDirectoryEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool,
limit int) (entries []*filer.Entry, err error) {
return store.ListDirectoryPrefixedEntries(ctx, fullpath, startFileName, inclusive, limit, "")
}
func (store *RocksDBStore) ListDirectoryPrefixedEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer.Entry, err error) {
directoryPrefix := genDirectoryKeyPrefix(fullpath, prefix)
lastFileStart := directoryPrefix
if startFileName != "" {
lastFileStart = genDirectoryKeyPrefix(fullpath, startFileName)
}
ro := gorocksdb.NewDefaultReadOptions()
ro.SetFillCache(false)
iter := store.db.NewIterator(ro)
defer iter.Close()
err = enumerate(iter, directoryPrefix, lastFileStart, inclusive, limit, func(key, value []byte) bool {
fileName := getNameFromKey(key)
if fileName == "" {
return true
}
limit--
if limit < 0 {
return false
}
entry := &filer.Entry{
FullPath: weed_util.NewFullPath(string(fullpath), fileName),
}
// println("list", entry.FullPath, "chunks", len(entry.Chunks))
if decodeErr := entry.DecodeAttributesAndChunks(weed_util.MaybeDecompressData(value)); decodeErr != nil {
err = decodeErr
glog.V(0).Infof("list %s : %v", entry.FullPath, err)
return false
}
entries = append(entries, entry)
return true
})
if err != nil {
return entries, fmt.Errorf("prefix list %s : %v", fullpath, err)
}
return entries, err
}
func genKey(dirPath, fileName string) (key []byte) {
key = hashToBytes(dirPath)
key = append(key, []byte(fileName)...)
return key
}
func genDirectoryKeyPrefix(fullpath weed_util.FullPath, startFileName string) (keyPrefix []byte) {
keyPrefix = hashToBytes(string(fullpath))
if len(startFileName) > 0 {
keyPrefix = append(keyPrefix, []byte(startFileName)...)
}
return keyPrefix
}
func getNameFromKey(key []byte) string {
return string(key[md5.Size:])
}
// hash directory, and use last byte for partitioning
func hashToBytes(dir string) []byte {
h := md5.New()
io.WriteString(h, dir)
b := h.Sum(nil)
return b
}
func (store *RocksDBStore) Shutdown() {
store.db.Close()
}

View file

@ -0,0 +1,51 @@
// +build rocksdb
package rocksdb
import (
"context"
"fmt"
"github.com/tecbot/gorocksdb"
"github.com/chrislusf/seaweedfs/weed/filer"
)
func (store *RocksDBStore) KvPut(ctx context.Context, key []byte, value []byte) (err error) {
wo := gorocksdb.NewDefaultWriteOptions()
err = store.db.Put(wo, key, value)
if err != nil {
return fmt.Errorf("kv put: %v", err)
}
return nil
}
func (store *RocksDBStore) KvGet(ctx context.Context, key []byte) (value []byte, err error) {
ro := gorocksdb.NewDefaultReadOptions()
value, err = store.db.GetBytes(ro, key)
if value == nil {
return nil, filer.ErrKvNotFound
}
if err != nil {
return nil, fmt.Errorf("kv get: %v", err)
}
return
}
func (store *RocksDBStore) KvDelete(ctx context.Context, key []byte) (err error) {
wo := gorocksdb.NewDefaultWriteOptions()
err = store.db.Delete(wo, key)
if err != nil {
return fmt.Errorf("kv delete: %v", err)
}
return nil
}

View file

@ -0,0 +1,117 @@
// +build rocksdb
package rocksdb
import (
"context"
"fmt"
"io/ioutil"
"os"
"testing"
"time"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/util"
)
func TestCreateAndFind(t *testing.T) {
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil)
dir, _ := ioutil.TempDir("", "seaweedfs_filer_test")
defer os.RemoveAll(dir)
store := &RocksDBStore{}
store.initialize(dir)
testFiler.SetStore(store)
fullpath := util.FullPath("/home/chris/this/is/one/file1.jpg")
ctx := context.Background()
entry1 := &filer.Entry{
FullPath: fullpath,
Attr: filer.Attr{
Mode: 0440,
Uid: 1234,
Gid: 5678,
},
}
if err := testFiler.CreateEntry(ctx, entry1, false, false, nil); err != nil {
t.Errorf("create entry %v: %v", entry1.FullPath, err)
return
}
entry, err := testFiler.FindEntry(ctx, fullpath)
if err != nil {
t.Errorf("find entry: %v", err)
return
}
if entry.FullPath != entry1.FullPath {
t.Errorf("find wrong entry: %v", entry.FullPath)
return
}
// checking one upper directory
entries, _ := testFiler.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100, "", "")
if len(entries) != 1 {
t.Errorf("list entries count: %v", len(entries))
return
}
// checking one upper directory
entries, _ = testFiler.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "", "")
if len(entries) != 1 {
t.Errorf("list entries count: %v", len(entries))
return
}
}
func TestEmptyRoot(t *testing.T) {
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil)
dir, _ := ioutil.TempDir("", "seaweedfs_filer_test2")
defer os.RemoveAll(dir)
store := &RocksDBStore{}
store.initialize(dir)
testFiler.SetStore(store)
ctx := context.Background()
// checking one upper directory
entries, err := testFiler.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "", "")
if err != nil {
t.Errorf("list entries: %v", err)
return
}
if len(entries) != 0 {
t.Errorf("list entries count: %v", len(entries))
return
}
}
func BenchmarkInsertEntry(b *testing.B) {
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil)
dir, _ := ioutil.TempDir("", "seaweedfs_filer_bench")
defer os.RemoveAll(dir)
store := &RocksDBStore{}
store.initialize(dir)
testFiler.SetStore(store)
ctx := context.Background()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
entry := &filer.Entry{
FullPath: util.FullPath(fmt.Sprintf("/file%d.txt", i)),
Attr: filer.Attr{
Crtime: time.Now(),
Mtime: time.Now(),
Mode: os.FileMode(0644),
},
}
store.InsertEntry(ctx, entry)
}
}

View file

@ -0,0 +1,7 @@
// +build rocksdb
package weed_server
import (
_ "github.com/chrislusf/seaweedfs/weed/filer/rocksdb"
)