storage: drop BadgerDB support, close #2130

config/protocol.mainnet.yml

@@ -51,7 +51,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "./chains/mainnet"
@@ -61,8 +61,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/mainnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/mainnet.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 10333

config/protocol.privnet.docker.four.yml

@@ -32,7 +32,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "/chains/four"
@@ -42,8 +42,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/four.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20336

config/protocol.privnet.docker.one.yml

@@ -32,7 +32,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "/chains/one"
@@ -42,8 +42,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/one.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20333

config/protocol.privnet.docker.single.yml

@@ -26,7 +26,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "/chains/single"
@@ -36,8 +36,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/single.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20333

config/protocol.privnet.docker.three.yml

@@ -32,7 +32,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "/chains/three"
@@ -42,8 +42,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/three.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20335

config/protocol.privnet.docker.two.yml

@@ -32,7 +32,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "/chains/two"
@@ -42,8 +42,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/two.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20334

config/protocol.privnet.yml

@@ -32,7 +32,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "./chains/privnet"
@@ -42,8 +42,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/privnet.bolt"
-  #  BadgerDBOptions:
-  #    BadgerDir: "./chains/privnet.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20332

config/protocol.testnet.yml

@@ -51,7 +51,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "leveldb" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "leveldb" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
     LevelDBOptions:
       DataDirectoryPath: "./chains/testnet"
@@ -61,8 +61,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/testnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/testnet.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20333

config/protocol.unit_testnet.single.yml

@@ -25,7 +25,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "inmemory" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "inmemory" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
   #    LevelDBOptions:
   #        DataDirectoryPath: "./chains/unit_testnet"
@@ -35,8 +35,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/unit_testnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/unit_testnet.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 0

config/protocol.unit_testnet.yml

@@ -34,7 +34,7 @@ ApplicationConfiguration:
   # LogPath could be set up in case you need stdout logs to some proper file.
   # LogPath: "./log/neogo.log"
   DBConfiguration:
-    Type: "inmemory" #other options: 'inmemory','redis','boltdb', 'badgerdb'.
+    Type: "inmemory" #other options: 'inmemory','redis','boltdb'
     # DB type options. Uncomment those you need in case you want to switch DB type.
   #    LevelDBOptions:
   #        DataDirectoryPath: "./chains/unit_testnet"
@@ -44,8 +44,6 @@ ApplicationConfiguration:
   #      DB: 0
   #    BoltDBOptions:
   #      FilePath: "./chains/unit_testnet.bolt"
-  #    BadgerDBOptions:
-  #      BadgerDir: "./chains/unit_testnet.badger"
   #  Uncomment in order to set up custom address for node.
   #  Address: 127.0.0.1
   NodePort: 20333

docs/node-configuration.md

@@ -53,16 +53,13 @@ DBConfiguration:
     DB: 0
   BoltDBOptions:
     FilePath: ./chains/privnet.bolt
-  BadgerDBOptions:
-    BadgerDir: ./chains/privnet.badger
 ```
 where:
 - `Type` is the database type (string value). Supported types: `levelDB`,
-  `redisDB`, `boltDB`, `badgerDB`.
+  `redisDB`, `boltDB`
 - `LevelDBOptions` are settings for LevelDB.
 - `RedisDBOptions` are options for RedisDB.
 - `BoltDBOptions` configures BoltDB.
-- `BadgerDBOptions` are options for BadgerDB.
 
 Only options for the specified database type will be used.
 

go.mod

@@ -6,7 +6,6 @@ require (
 	github.com/abiosoft/readline v0.0.0-20180607040430-155bce2042db
 	github.com/alicebob/miniredis/v2 v2.15.1
 	github.com/btcsuite/btcd v0.22.0-beta
-	github.com/dgraph-io/badger/v2 v2.0.3
 	github.com/go-redis/redis v6.15.9+incompatible
 	github.com/gorilla/websocket v1.4.2
 	github.com/hashicorp/golang-lru v0.5.4

go.sum

@@ -5,9 +5,7 @@ github.com/CityOfZion/neo-go v0.62.1-pre.0.20191114145240-e740fbe708f8/go.mod h1
 github.com/CityOfZion/neo-go v0.70.1-pre.0.20191209120015-fccb0085941e/go.mod h1:0enZl0az8xA6PVkwzEOwPWVJGqlt/GO4hA4kmQ5Xzig=
 github.com/CityOfZion/neo-go v0.70.1-pre.0.20191212173117-32ac01130d4c/go.mod h1:JtlHfeqLywZLswKIKFnAp+yzezY4Dji9qlfQKB2OD/I=
 github.com/CityOfZion/neo-go v0.71.1-pre.0.20200129171427-f773ec69fb84/go.mod h1:FLI526IrRWHmcsO+mHsCbj64pJZhwQFTLJZu+A4PGOA=
-github.com/DataDog/zstd v1.4.1 h1:3oxKN3wbHibqx897utPC2LTQU4J+IHWWJO+glkAkpFM=
 github.com/DataDog/zstd v1.4.1/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
-github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/Workiva/go-datastructures v1.0.50/go.mod h1:Z+F2Rca0qCsVYDS8z7bAGm8f3UkzuWYS/oBZz5a7VVA=
 github.com/Workiva/go-datastructures v1.0.53 h1:J6Y/52yX10Xc5JjXmGtWoSSxs3mZnGSaq37xZZh7Yig=
@@ -76,13 +74,9 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/decred/dcrd/lru v1.0.0/go.mod h1:mxKOwFd7lFjN2GZYsiz/ecgqR6kkYAl+0pz0tEMk218=
-github.com/dgraph-io/badger/v2 v2.0.3 h1:inzdf6VF/NZ+tJ8RwwYMjJMvsOALTHYdozn0qSl6XJI=
 github.com/dgraph-io/badger/v2 v2.0.3/go.mod h1:3KY8+bsP8wI0OEnQJAKpd4wIJW/Mm32yw2j/9FUVnIM=
-github.com/dgraph-io/ristretto v0.0.2-0.20200115201040-8f368f2f2ab3 h1:MQLRM35Pp0yAyBYksjbj1nZI/w6eyRY/mWoM1sFf4kU=
 github.com/dgraph-io/ristretto v0.0.2-0.20200115201040-8f368f2f2ab3/go.mod h1:KPxhHT9ZxKefz+PCeOGsrHpl1qZ7i70dGTu2u+Ahh6E=
-github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczCTSixgIKmwPv6+wP5DGjqLYw5SUiA=
 github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
-github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=

pkg/core/storage/badgerdb_store.go

@@ -1,155 +0,0 @@
-package storage
-
-import (
-	"os"
-
-	"github.com/dgraph-io/badger/v2"
-	"github.com/nspcc-dev/neo-go/pkg/util/slice"
-)
-
-// BadgerDBOptions configuration for BadgerDB.
-type BadgerDBOptions struct {
-	Dir string `yaml:"BadgerDir"`
-}
-
-// BadgerDBStore is the official storage implementation for storing and retrieving
-// blockchain data.
-type BadgerDBStore struct {
-	db *badger.DB
-}
-
-// BadgerDBBatch is a wrapper around badger.WriteBatch, compatible with Batch interface.
-type BadgerDBBatch struct {
-	batch *badger.WriteBatch
-}
-
-// Delete implements the Batch interface.
-func (b *BadgerDBBatch) Delete(key []byte) {
-	err := b.batch.Delete(key)
-	if err != nil {
-		panic(err)
-	}
-}
-
-// Put implements the Batch interface.
-func (b *BadgerDBBatch) Put(key, value []byte) {
-	keycopy := slice.Copy(key)
-	valuecopy := slice.Copy(value)
-	err := b.batch.Set(keycopy, valuecopy)
-	if err != nil {
-		panic(err)
-	}
-}
-
-// NewBadgerDBStore returns a new BadgerDBStore object that will
-// initialize the database found at the given path.
-func NewBadgerDBStore(cfg BadgerDBOptions) (*BadgerDBStore, error) {
-	// BadgerDB isn't able to make nested directories
-	err := os.MkdirAll(cfg.Dir, os.ModePerm)
-	if err != nil {
-		panic(err)
-	}
-	opts := badger.DefaultOptions(cfg.Dir) // should be exposed via BadgerDBOptions if anything needed
-
-	db, err := badger.Open(opts)
-	if err != nil {
-		return nil, err
-	}
-
-	return &BadgerDBStore{
-		db: db,
-	}, nil
-}
-
-// Batch implements the Batch interface and returns a badgerdb
-// compatible Batch.
-func (b *BadgerDBStore) Batch() Batch {
-	return &BadgerDBBatch{b.db.NewWriteBatch()}
-}
-
-// Delete implements the Store interface.
-func (b *BadgerDBStore) Delete(key []byte) error {
-	return b.db.Update(func(txn *badger.Txn) error {
-		return txn.Delete(key)
-	})
-}
-
-// Get implements the Store interface.
-func (b *BadgerDBStore) Get(key []byte) ([]byte, error) {
-	var val []byte
-	err := b.db.View(func(txn *badger.Txn) error {
-		item, err := txn.Get(key)
-		if err == badger.ErrKeyNotFound {
-			return ErrKeyNotFound
-		}
-		val, err = item.ValueCopy(nil)
-		return err
-	})
-	return val, err
-}
-
-// Put implements the Store interface.
-func (b *BadgerDBStore) Put(key, value []byte) error {
-	return b.db.Update(func(txn *badger.Txn) error {
-		err := txn.Set(key, value)
-		return err
-	})
-}
-
-// PutBatch implements the Store interface.
-func (b *BadgerDBStore) PutBatch(batch Batch) error {
-	defer batch.(*BadgerDBBatch).batch.Cancel()
-	return batch.(*BadgerDBBatch).batch.Flush()
-}
-
-// PutChangeSet implements the Store interface.
-func (b *BadgerDBStore) PutChangeSet(puts map[string][]byte, dels map[string]bool) error {
-	return b.db.Update(func(txn *badger.Txn) error {
-		for k, v := range puts {
-			err := txn.Set([]byte(k), v)
-			if err != nil {
-				return err
-			}
-		}
-		for k := range dels {
-			err := txn.Delete([]byte(k))
-			if err != nil {
-				return err
-			}
-		}
-		return nil
-	})
-}
-
-// Seek implements the Store interface.
-func (b *BadgerDBStore) Seek(key []byte, f func(k, v []byte)) {
-	err := b.db.View(func(txn *badger.Txn) error {
-		it := txn.NewIterator(badger.IteratorOptions{
-			PrefetchValues: true,
-			PrefetchSize:   100,
-			Reverse:        false,
-			AllVersions:    false,
-			Prefix:         key,
-			InternalAccess: false,
-		})
-		defer it.Close()
-		for it.Seek(key); it.ValidForPrefix(key); it.Next() {
-			item := it.Item()
-			k := item.Key()
-			v, err := item.ValueCopy(nil)
-			if err != nil {
-				return err
-			}
-			f(k, v)
-		}
-		return nil
-	})
-	if err != nil {
-		panic(err)
-	}
-}
-
-// Close releases all db resources.
-func (b *BadgerDBStore) Close() error {
-	return b.db.Close()
-}

pkg/core/storage/badgerdb_store_test.go

@@ -1,20 +0,0 @@
-package storage
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func newBadgerDBForTesting(t testing.TB) Store {
-	bdbDir := t.TempDir()
-	dbConfig := DBConfiguration{
-		Type: "badgerdb",
-		BadgerDBOptions: BadgerDBOptions{
-			Dir: bdbDir,
-		},
-	}
-	newBadgerStore, err := NewBadgerDBStore(dbConfig.BadgerDBOptions)
-	require.Nil(t, err, "NewBadgerDBStore error")
-	return newBadgerStore
-}

pkg/core/storage/store.go

@@ -110,8 +110,6 @@ func NewStore(cfg DBConfiguration) (Store, error) {
 		store, err = NewRedisStore(cfg.RedisDBOptions)
 	case "boltdb":
 		store, err = NewBoltDBStore(cfg.BoltDBOptions)
-	case "badgerdb":
-		store, err = NewBadgerDBStore(cfg.BadgerDBOptions)
 	default:
 		return nil, fmt.Errorf("unknown storage: %s", cfg.Type)
 	}

pkg/core/storage/store_config.go

@@ -1,12 +1,11 @@
 package storage
 
 type (
-	// DBConfiguration describes configuration for DB. Supported: 'levelDB', 'redisDB', 'boltDB', 'badgerDB'.
+	// DBConfiguration describes configuration for DB. Supported: 'levelDB', 'redisDB', 'boltDB'.
 	DBConfiguration struct {
 		Type           string         `yaml:"Type"`
 		LevelDBOptions LevelDBOptions `yaml:"LevelDBOptions"`
 		RedisDBOptions RedisDBOptions `yaml:"RedisDBOptions"`
 		BoltDBOptions  BoltDBOptions  `yaml:"BoltDBOptions"`
-		BadgerDBOptions BadgerDBOptions `yaml:"BadgerDBOptions"`
 	}
 )

pkg/core/storage/storeandbatch_test.go

@@ -223,7 +223,6 @@ func TestAllDBs(t *testing.T) {
 		{"MemCached", newMemCachedStoreForTesting},
 		{"Memory", newMemoryStoreForTesting},
 		{"RedisDB", newRedisStoreForTesting},
-		{"BadgerDB", newBadgerDBForTesting},
 	}
 	var tests = []dbTestFunction{testStoreClose, testStorePutAndGet,
 		testStoreGetNonExistent, testStorePutBatch, testStoreSeek,