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all: move common.Database to package ethdb

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This commit is contained in:
Felix Lange
2015-09-14 09:35:57 +02:00
parent 55ed8d108d
commit 8c4dab77ba
24 changed files with 85 additions and 75 deletions
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45
core/chain_util.go
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@ -22,6 +22,7 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/params"
@ -111,7 +112,7 @@ func CalcGasLimit(parent *types.Block) *big.Int {
}
// GetCanonicalHash retrieves a hash assigned to a canonical block number.
func GetCanonicalHash(db common.Database, number uint64) common.Hash {
func GetCanonicalHash(db ethdb.Database, number uint64) common.Hash {
data, _ := db.Get(append(blockNumPrefix, big.NewInt(int64(number)).Bytes()...))
if len(data) == 0 {
return common.Hash{}
@ -124,7 +125,7 @@ func GetCanonicalHash(db common.Database, number uint64) common.Hash {
// last block hash is only updated upon a full block import, the last header
// hash is updated already at header import, allowing head tracking for the
// fast synchronization mechanism.
func GetHeadHeaderHash(db common.Database) common.Hash {
func GetHeadHeaderHash(db ethdb.Database) common.Hash {
data, _ := db.Get(headHeaderKey)
if len(data) == 0 {
return common.Hash{}
@ -133,7 +134,7 @@ func GetHeadHeaderHash(db common.Database) common.Hash {
}
// GetHeadBlockHash retrieves the hash of the current canonical head block.
func GetHeadBlockHash(db common.Database) common.Hash {
func GetHeadBlockHash(db ethdb.Database) common.Hash {
data, _ := db.Get(headBlockKey)
if len(data) == 0 {
return common.Hash{}
@ -143,14 +144,14 @@ func GetHeadBlockHash(db common.Database) common.Hash {
// GetHeaderRLP retrieves a block header in its raw RLP database encoding, or nil
// if the header's not found.
func GetHeaderRLP(db common.Database, hash common.Hash) rlp.RawValue {
func GetHeaderRLP(db ethdb.Database, hash common.Hash) rlp.RawValue {
data, _ := db.Get(append(append(blockPrefix, hash[:]...), headerSuffix...))
return data
}
// GetHeader retrieves the block header corresponding to the hash, nil if none
// found.
func GetHeader(db common.Database, hash common.Hash) *types.Header {
func GetHeader(db ethdb.Database, hash common.Hash) *types.Header {
data := GetHeaderRLP(db, hash)
if len(data) == 0 {
return nil
@ -164,14 +165,14 @@ func GetHeader(db common.Database, hash common.Hash) *types.Header {
}
// GetBodyRLP retrieves the block body (transactions and uncles) in RLP encoding.
func GetBodyRLP(db common.Database, hash common.Hash) rlp.RawValue {
func GetBodyRLP(db ethdb.Database, hash common.Hash) rlp.RawValue {
data, _ := db.Get(append(append(blockPrefix, hash[:]...), bodySuffix...))
return data
}
// GetBody retrieves the block body (transactons, uncles) corresponding to the
// hash, nil if none found.
func GetBody(db common.Database, hash common.Hash) *types.Body {
func GetBody(db ethdb.Database, hash common.Hash) *types.Body {
data := GetBodyRLP(db, hash)
if len(data) == 0 {
return nil
@ -186,7 +187,7 @@ func GetBody(db common.Database, hash common.Hash) *types.Body {
// GetTd retrieves a block's total difficulty corresponding to the hash, nil if
// none found.
func GetTd(db common.Database, hash common.Hash) *big.Int {
func GetTd(db ethdb.Database, hash common.Hash) *big.Int {
data, _ := db.Get(append(append(blockPrefix, hash.Bytes()...), tdSuffix...))
if len(data) == 0 {
return nil
@ -201,7 +202,7 @@ func GetTd(db common.Database, hash common.Hash) *big.Int {
// GetBlock retrieves an entire block corresponding to the hash, assembling it
// back from the stored header and body.
func GetBlock(db common.Database, hash common.Hash) *types.Block {
func GetBlock(db ethdb.Database, hash common.Hash) *types.Block {
// Retrieve the block header and body contents
header := GetHeader(db, hash)
if header == nil {
@ -216,7 +217,7 @@ func GetBlock(db common.Database, hash common.Hash) *types.Block {
}
// WriteCanonicalHash stores the canonical hash for the given block number.
func WriteCanonicalHash(db common.Database, hash common.Hash, number uint64) error {
func WriteCanonicalHash(db ethdb.Database, hash common.Hash, number uint64) error {
key := append(blockNumPrefix, big.NewInt(int64(number)).Bytes()...)
if err := db.Put(key, hash.Bytes()); err != nil {
glog.Fatalf("failed to store number to hash mapping into database: %v", err)
@ -226,7 +227,7 @@ func WriteCanonicalHash(db common.Database, hash common.Hash, number uint64) err
}
// WriteHeadHeaderHash stores the head header's hash.
func WriteHeadHeaderHash(db common.Database, hash common.Hash) error {
func WriteHeadHeaderHash(db ethdb.Database, hash common.Hash) error {
if err := db.Put(headHeaderKey, hash.Bytes()); err != nil {
glog.Fatalf("failed to store last header's hash into database: %v", err)
return err
@ -235,7 +236,7 @@ func WriteHeadHeaderHash(db common.Database, hash common.Hash) error {
}
// WriteHeadBlockHash stores the head block's hash.
func WriteHeadBlockHash(db common.Database, hash common.Hash) error {
func WriteHeadBlockHash(db ethdb.Database, hash common.Hash) error {
if err := db.Put(headBlockKey, hash.Bytes()); err != nil {
glog.Fatalf("failed to store last block's hash into database: %v", err)
return err
@ -244,7 +245,7 @@ func WriteHeadBlockHash(db common.Database, hash common.Hash) error {
}
// WriteHeader serializes a block header into the database.
func WriteHeader(db common.Database, header *types.Header) error {
func WriteHeader(db ethdb.Database, header *types.Header) error {
data, err := rlp.EncodeToBytes(header)
if err != nil {
return err
@ -259,7 +260,7 @@ func WriteHeader(db common.Database, header *types.Header) error {
}
// WriteBody serializes the body of a block into the database.
func WriteBody(db common.Database, hash common.Hash, body *types.Body) error {
func WriteBody(db ethdb.Database, hash common.Hash, body *types.Body) error {
data, err := rlp.EncodeToBytes(body)
if err != nil {
return err
@ -274,7 +275,7 @@ func WriteBody(db common.Database, hash common.Hash, body *types.Body) error {
}
// WriteTd serializes the total difficulty of a block into the database.
func WriteTd(db common.Database, hash common.Hash, td *big.Int) error {
func WriteTd(db ethdb.Database, hash common.Hash, td *big.Int) error {
data, err := rlp.EncodeToBytes(td)
if err != nil {
return err
@ -289,7 +290,7 @@ func WriteTd(db common.Database, hash common.Hash, td *big.Int) error {
}
// WriteBlock serializes a block into the database, header and body separately.
func WriteBlock(db common.Database, block *types.Block) error {
func WriteBlock(db ethdb.Database, block *types.Block) error {
// Store the body first to retain database consistency
if err := WriteBody(db, block.Hash(), &types.Body{block.Transactions(), block.Uncles()}); err != nil {
return err
@ -302,27 +303,27 @@ func WriteBlock(db common.Database, block *types.Block) error {
}
// DeleteCanonicalHash removes the number to hash canonical mapping.
func DeleteCanonicalHash(db common.Database, number uint64) {
func DeleteCanonicalHash(db ethdb.Database, number uint64) {
db.Delete(append(blockNumPrefix, big.NewInt(int64(number)).Bytes()...))
}
// DeleteHeader removes all block header data associated with a hash.
func DeleteHeader(db common.Database, hash common.Hash) {
func DeleteHeader(db ethdb.Database, hash common.Hash) {
db.Delete(append(append(blockPrefix, hash.Bytes()...), headerSuffix...))
}
// DeleteBody removes all block body data associated with a hash.
func DeleteBody(db common.Database, hash common.Hash) {
func DeleteBody(db ethdb.Database, hash common.Hash) {
db.Delete(append(append(blockPrefix, hash.Bytes()...), bodySuffix...))
}
// DeleteTd removes all block total difficulty data associated with a hash.
func DeleteTd(db common.Database, hash common.Hash) {
func DeleteTd(db ethdb.Database, hash common.Hash) {
db.Delete(append(append(blockPrefix, hash.Bytes()...), tdSuffix...))
}
// DeleteBlock removes all block data associated with a hash.
func DeleteBlock(db common.Database, hash common.Hash) {
func DeleteBlock(db ethdb.Database, hash common.Hash) {
DeleteHeader(db, hash)
DeleteBody(db, hash)
DeleteTd(db, hash)
@ -333,7 +334,7 @@ func DeleteBlock(db common.Database, hash common.Hash) {
// or nil if not found. This method is only used by the upgrade mechanism to
// access the old combined block representation. It will be dropped after the
// network transitions to eth/63.
func GetBlockByHashOld(db common.Database, hash common.Hash) *types.Block {
func GetBlockByHashOld(db ethdb.Database, hash common.Hash) *types.Block {
data, _ := db.Get(append(blockHashPre, hash[:]...))
if len(data) == 0 {
return nil