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Add back methods to get block objects by block hash

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This commit is contained in:
Prathamesh Musale 2022-11-03 15:45:48 +05:30
parent 4d1873eb65
commit 7f3be6bb4a
3 changed files with 156 additions and 0 deletions
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59
pkg/eth/backend.go
View File

@ -421,6 +421,27 @@ func (b *Backend) GetHeaderByBlockHash(tx *sqlx.Tx, hash common.Hash) (*types.He
}
// GetUnclesByBlockHash retrieves uncles for a provided block hash
func (b *Backend) GetUnclesByBlockHash(tx *sqlx.Tx, hash common.Hash) ([]*types.Header, error) {
_, uncleBytes, err := b.IPLDRetriever.RetrieveUnclesByBlockHash(tx, hash)
if err != nil {
return nil, err
}
uncles := make([]*types.Header, len(uncleBytes))
for i, bytes := range uncleBytes {
var uncle types.Header
err = rlp.DecodeBytes(bytes, &uncle)
if err != nil {
return nil, err
}
uncles[i] = &uncle
}
return uncles, nil
}
// GetUnclesByBlockHashAndNumber retrieves uncles for a provided block hash and number
func (b *Backend) GetUnclesByBlockHashAndNumber(tx *sqlx.Tx, hash common.Hash, number uint64) ([]*types.Header, error) {
_, uncleBytes, err := b.IPLDRetriever.RetrieveUncles(tx, hash, number)
if err != nil {
@ -442,6 +463,26 @@ func (b *Backend) GetUnclesByBlockHashAndNumber(tx *sqlx.Tx, hash common.Hash, n
}
// GetTransactionsByBlockHash retrieves transactions for a provided block hash
func (b *Backend) GetTransactionsByBlockHash(tx *sqlx.Tx, hash common.Hash) (types.Transactions, error) {
_, transactionBytes, err := b.IPLDRetriever.RetrieveTransactionsByBlockHash(tx, hash)
if err != nil {
return nil, err
}
txs := make(types.Transactions, len(transactionBytes))
for i, txBytes := range transactionBytes {
var tx types.Transaction
if err := tx.UnmarshalBinary(txBytes); err != nil {
return nil, err
}
txs[i] = &tx
}
return txs, nil
}
// GetTransactionsByBlockHashAndNumber retrieves transactions for a provided block hash and number
func (b *Backend) GetTransactionsByBlockHashAndNumber(tx *sqlx.Tx, hash common.Hash, number uint64) (types.Transactions, error) {
_, transactionBytes, err := b.IPLDRetriever.RetrieveTransactions(tx, hash, number)
if err != nil {
@ -462,6 +503,24 @@ func (b *Backend) GetTransactionsByBlockHashAndNumber(tx *sqlx.Tx, hash common.H
}
// GetReceiptsByBlockHash retrieves receipts for a provided block hash
func (b *Backend) GetReceiptsByBlockHash(tx *sqlx.Tx, hash common.Hash) (types.Receipts, error) {
_, receiptBytes, txs, err := b.IPLDRetriever.RetrieveReceiptsByBlockHash(tx, hash)
if err != nil {
return nil, err
}
rcts := make(types.Receipts, len(receiptBytes))
for i, rctBytes := range receiptBytes {
rct := new(types.Receipt)
if err := rct.UnmarshalBinary(rctBytes); err != nil {
return nil, err
}
rct.TxHash = txs[i]
rcts[i] = rct
}
return rcts, nil
}
// GetReceiptsByBlockHashAndNumber retrieves receipts for a provided block hash and number
func (b *Backend) GetReceiptsByBlockHashAndNumber(tx *sqlx.Tx, hash common.Hash, number uint64) (types.Receipts, error) {
_, receiptBytes, txs, err := b.IPLDRetriever.RetrieveReceipts(tx, hash, number)
if err != nil {

95
pkg/eth/ipld_retriever.go
View File

@ -77,6 +77,18 @@ const (
WHERE header_cids.block_hash = $1
AND header_cids.block_number = $2
ORDER BY uncle_cids.parent_hash`
RetrieveUnclesByBlockHashPgStr = `SELECT uncle_cids.cid, data
FROM eth.uncle_cids
INNER JOIN eth.header_cids ON (
uncle_cids.header_id = header_cids.block_hash
AND uncle_cids.block_number = header_cids.block_number
)
INNER JOIN public.blocks ON (
uncle_cids.mh_key = blocks.key
AND uncle_cids.block_number = blocks.block_number
)
WHERE header_cids.block_hash = $1
ORDER BY uncle_cids.parent_hash`
RetrieveUnclesByBlockNumberPgStr = `SELECT uncle_cids.cid, data
FROM eth.uncle_cids
INNER JOIN eth.header_cids ON (
@ -115,6 +127,18 @@ const (
WHERE block_hash = $1
AND header_cids.block_number = $2
ORDER BY eth.transaction_cids.index ASC`
RetrieveTransactionsByBlockHashPgStr = `SELECT transaction_cids.cid, data
FROM eth.transaction_cids
INNER JOIN eth.header_cids ON (
transaction_cids.header_id = header_cids.block_hash
AND transaction_cids.block_number = header_cids.block_number
)
INNER JOIN public.blocks ON (
transaction_cids.mh_key = blocks.key
AND transaction_cids.block_number = blocks.block_number
)
WHERE block_hash = $1
ORDER BY eth.transaction_cids.index ASC`
RetrieveTransactionsByBlockNumberPgStr = `SELECT transaction_cids.cid, data
FROM eth.transaction_cids
INNER JOIN eth.header_cids ON (
@ -166,6 +190,23 @@ const (
WHERE block_hash = $1
AND header_cids.block_number = $2
ORDER BY eth.transaction_cids.index ASC`
RetrieveReceiptsByBlockHashPgStr = `SELECT receipt_cids.leaf_cid, data, eth.transaction_cids.tx_hash
FROM eth.receipt_cids
INNER JOIN eth.transaction_cids ON (
receipt_cids.tx_id = transaction_cids.tx_hash
AND receipt_cids.header_id = transaction_cids.header_id
AND receipt_cids.block_number = transaction_cids.block_number
)
INNER JOIN eth.header_cids ON (
transaction_cids.header_id = header_cids.block_hash
AND transaction_cids.block_number = header_cids.block_number
)
INNER JOIN public.blocks ON (
receipt_cids.leaf_mh_key = blocks.key
AND receipt_cids.block_number = blocks.block_number
)
WHERE block_hash = $1
ORDER BY eth.transaction_cids.index ASC`
RetrieveReceiptsByBlockNumberPgStr = `SELECT receipt_cids.leaf_cid, data
FROM eth.receipt_cids
INNER JOIN eth.transaction_cids ON (
@ -356,6 +397,21 @@ func (r *IPLDRetriever) RetrieveUncles(tx *sqlx.Tx, hash common.Hash, number uin
return cids, uncles, nil
}
// RetrieveUnclesByBlockHash returns the cids and rlp bytes for the uncles corresponding to the provided block hash (of non-omner root block)
func (r *IPLDRetriever) RetrieveUnclesByBlockHash(tx *sqlx.Tx, hash common.Hash) ([]string, [][]byte, error) {
uncleResults := make([]ipldResult, 0)
if err := tx.Select(&uncleResults, RetrieveUnclesByBlockHashPgStr, hash.Hex()); err != nil {
return nil, nil, err
}
cids := make([]string, len(uncleResults))
uncles := make([][]byte, len(uncleResults))
for i, res := range uncleResults {
cids[i] = res.CID
uncles[i] = res.Data
}
return cids, uncles, nil
}
// RetrieveUnclesByBlockNumber returns the cids and rlp bytes for the uncles corresponding to the provided block number (of non-omner root block)
func (r *IPLDRetriever) RetrieveUnclesByBlockNumber(number uint64) ([]string, [][]byte, error) {
uncleResults := make([]ipldResult, 0)
@ -411,6 +467,21 @@ func (r *IPLDRetriever) RetrieveTransactions(tx *sqlx.Tx, hash common.Hash, numb
return cids, txs, nil
}
// RetrieveTransactionsByBlockHash returns the cids and rlp bytes for the transactions corresponding to the provided block hash
func (r *IPLDRetriever) RetrieveTransactionsByBlockHash(tx *sqlx.Tx, hash common.Hash) ([]string, [][]byte, error) {
txResults := make([]ipldResult, 0)
if err := tx.Select(&txResults, RetrieveTransactionsByBlockHashPgStr, hash.Hex()); err != nil {
return nil, nil, err
}
cids := make([]string, len(txResults))
txs := make([][]byte, len(txResults))
for i, res := range txResults {
cids[i] = res.CID
txs[i] = res.Data
}
return cids, txs, nil
}
// RetrieveTransactionsByBlockNumber returns the cids and rlp bytes for the transactions corresponding to the provided block number
func (r *IPLDRetriever) RetrieveTransactionsByBlockNumber(number uint64) ([]string, [][]byte, error) {
txResults := make([]ipldResult, 0)
@ -496,6 +567,30 @@ func (r *IPLDRetriever) RetrieveReceipts(tx *sqlx.Tx, hash common.Hash, number u
return cids, rcts, txs, nil
}
// RetrieveReceiptsByBlockHash returns the cids and rlp bytes for the receipts corresponding to the provided block hash.
// cid returned corresponds to the leaf node data which contains the receipt.
func (r *IPLDRetriever) RetrieveReceiptsByBlockHash(tx *sqlx.Tx, hash common.Hash) ([]string, [][]byte, []common.Hash, error) {
rctResults := make([]rctIpldResult, 0)
if err := tx.Select(&rctResults, RetrieveReceiptsByBlockHashPgStr, hash.Hex()); err != nil {
return nil, nil, nil, err
}
cids := make([]string, len(rctResults))
rcts := make([][]byte, len(rctResults))
txs := make([]common.Hash, len(rctResults))
for i, res := range rctResults {
cids[i] = res.LeafCID
nodeVal, err := DecodeLeafNode(res.Data)
if err != nil {
return nil, nil, nil, err
}
rcts[i] = nodeVal
txs[i] = common.HexToHash(res.TxHash)
}
return cids, rcts, txs, nil
}
// RetrieveReceiptsByBlockNumber returns the cids and rlp bytes for the receipts corresponding to the provided block hash.
// cid returned corresponds to the leaf node data which contains the receipt.
func (r *IPLDRetriever) RetrieveReceiptsByBlockNumber(number uint64) ([]string, [][]byte, error) {

2
pkg/graphql/graphql.go
View File

@ -1356,6 +1356,8 @@ func (r *Resolver) EthTransactionCidByTxHash(ctx context.Context, args struct {
TxHash string
BlockNumber *BigInt
}) (*EthTransactionCID, error) {
// Need not check args.BlockNumber for nil as .ToInt() uses a pointer receiver and returns nil if BlockNumber is nil
// https://stackoverflow.com/questions/42238624/calling-a-method-on-a-nil-struct-pointer-doesnt-panic-why-not
txCID, err := r.backend.Retriever.RetrieveTxCIDByHash(args.TxHash, args.BlockNumber.ToInt())
if err != nil {