cerc-io/ipld-eth-server
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fix quiering json-rpc methods eth_getStorageAt, eth_getBalance without block number

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This commit is contained in:
ramil 2021-04-21 18:00:01 +03:00
parent 0aa0f38c93
commit 39141bd30d
1 changed files with 55 additions and 23 deletions
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78
pkg/eth/backend.go
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@ -54,7 +54,6 @@ var (
)
const (
RetrieveMaxBlockNumber = `SELECT max(block_number) FROM eth.header_cids`
RetrieveCanonicalBlockHashByNumber = `SELECT block_hash FROM eth.header_cids
INNER JOIN public.blocks ON (header_cids.mh_key = blocks.key)
WHERE id = (SELECT canonical_header_id($1))`
@ -549,15 +548,6 @@ func (b *Backend) GetCanonicalHash(number uint64) (common.Hash, error) {
return common.HexToHash(hashResult), nil
}
// GetLastBlockNumber gets the latest block number
func (b *Backend) GetLastBlockNumber() (uint64, error) {
var number uint64
if err := b.DB.Get(&number, RetrieveMaxBlockNumber); err != nil {
return 0, err
}
return number, nil
}
type rowResult struct {
CID string
Data []byte
@ -580,7 +570,7 @@ func (b *Backend) GetEVM(ctx context.Context, msg core.Message, state *state.Sta
// GetAccountByNumberOrHash returns the account object for the provided address at the block corresponding to the provided number or hash
func (b *Backend) GetAccountByNumberOrHash(ctx context.Context, address common.Address, blockNrOrHash rpc.BlockNumberOrHash) (*state.Account, error) {
if blockNr, ok := blockNrOrHash.Number(); ok {
return b.GetAccountByNumber(ctx, address, uint64(blockNr.Int64()))
return b.GetAccountByNumber(ctx, address, blockNr)
}
if hash, ok := blockNrOrHash.Hash(); ok {
return b.GetAccountByHash(ctx, address, hash)
@ -589,8 +579,25 @@ func (b *Backend) GetAccountByNumberOrHash(ctx context.Context, address common.A
}
// GetAccountByNumber returns the account object for the provided address at the canonical block at the provided height
func (b *Backend) GetAccountByNumber(ctx context.Context, address common.Address, number uint64) (*state.Account, error) {
hash, err := b.GetCanonicalHash(number)
func (b *Backend) GetAccountByNumber(ctx context.Context, address common.Address, blockNumber rpc.BlockNumber) (*state.Account, error) {
var err error
number := blockNumber.Int64()
if blockNumber == rpc.LatestBlockNumber {
number, err = b.Retriever.RetrieveLastBlockNumber()
if err != nil {
return nil, err
}
}
if blockNumber == rpc.EarliestBlockNumber {
number, err = b.Retriever.RetrieveFirstBlockNumber()
if err != nil {
return nil, err
}
}
if blockNumber == rpc.PendingBlockNumber {
return nil, errPendingBlockNumber
}
hash, err := b.GetCanonicalHash(uint64(number))
if err != nil {
return nil, err
}
@ -622,17 +629,25 @@ func (b *Backend) GetCodeByNumberOrHash(ctx context.Context, address common.Addr
}
// GetCodeByNumber returns the byte code for the contract deployed at the provided address at the canonical block with the provided block number
func (b *Backend) GetCodeByNumber(ctx context.Context, address common.Address, number rpc.BlockNumber) ([]byte, error) {
if number == rpc.LatestBlockNumber {
// get latest block number
latestBlockNumber, err := b.GetLastBlockNumber()
func (b *Backend) GetCodeByNumber(ctx context.Context, address common.Address, blockNumber rpc.BlockNumber) ([]byte, error) {
var err error
number := blockNumber.Int64()
if blockNumber == rpc.LatestBlockNumber {
number, err = b.Retriever.RetrieveLastBlockNumber()
if err != nil {
return nil, err
}
number = rpc.BlockNumber(latestBlockNumber)
}
hash, err := b.GetCanonicalHash(uint64(number.Int64()))
if blockNumber == rpc.EarliestBlockNumber {
number, err = b.Retriever.RetrieveFirstBlockNumber()
if err != nil {
return nil, err
}
}
if blockNumber == rpc.PendingBlockNumber {
return nil, errPendingBlockNumber
}
hash, err := b.GetCanonicalHash(uint64(number))
if err != nil {
return nil, err
}
@ -676,7 +691,7 @@ func (b *Backend) GetCodeByHash(ctx context.Context, address common.Address, has
// GetStorageByNumberOrHash returns the storage value for the provided contract address an storage key at the block corresponding to the provided number or hash
func (b *Backend) GetStorageByNumberOrHash(ctx context.Context, address common.Address, storageLeafKey common.Hash, blockNrOrHash rpc.BlockNumberOrHash) (hexutil.Bytes, error) {
if blockNr, ok := blockNrOrHash.Number(); ok {
return b.GetStorageByNumber(ctx, address, storageLeafKey, uint64(blockNr.Int64()))
return b.GetStorageByNumber(ctx, address, storageLeafKey, blockNr)
}
if hash, ok := blockNrOrHash.Hash(); ok {
return b.GetStorageByHash(ctx, address, storageLeafKey, hash)
@ -685,8 +700,25 @@ func (b *Backend) GetStorageByNumberOrHash(ctx context.Context, address common.A
}
// GetStorageByNumber returns the storage value for the provided contract address an storage key at the block corresponding to the provided number
func (b *Backend) GetStorageByNumber(ctx context.Context, address common.Address, storageLeafKey common.Hash, number uint64) (hexutil.Bytes, error) {
hash, err := b.GetCanonicalHash(number)
func (b *Backend) GetStorageByNumber(ctx context.Context, address common.Address, storageLeafKey common.Hash, blockNumber rpc.BlockNumber) (hexutil.Bytes, error) {
var err error
number := blockNumber.Int64()
if blockNumber == rpc.LatestBlockNumber {
number, err = b.Retriever.RetrieveLastBlockNumber()
if err != nil {
return nil, err
}
}
if blockNumber == rpc.EarliestBlockNumber {
number, err = b.Retriever.RetrieveFirstBlockNumber()
if err != nil {
return nil, err
}
}
if blockNumber == rpc.PendingBlockNumber {
return nil, errPendingBlockNumber
}
hash, err := b.GetCanonicalHash(uint64(number))
if err != nil {
return nil, err
}