756 lines
28 KiB
Go
756 lines
28 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package eth
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import (
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"fmt"
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"math/big"
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"strconv"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/statediff/indexer/models"
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"github.com/jmoiron/sqlx"
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"github.com/lib/pq"
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log "github.com/sirupsen/logrus"
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"gorm.io/driver/postgres"
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"gorm.io/gorm"
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"github.com/cerc-io/ipld-eth-server/v4/pkg/shared"
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)
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// Retriever interface for substituting mocks in tests
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type Retriever interface {
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RetrieveFirstBlockNumber() (int64, error)
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RetrieveLastBlockNumber() (int64, error)
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Retrieve(filter SubscriptionSettings, blockNumber int64) ([]CIDWrapper, bool, error)
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}
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// CIDRetriever satisfies the CIDRetriever interface for ethereum
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type CIDRetriever struct {
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db *sqlx.DB
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gormDB *gorm.DB
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}
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type IPLDModelRecord struct {
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models.IPLDModel
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}
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// TableName overrides the table name used by IPLD
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func (IPLDModelRecord) TableName() string {
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return "public.blocks"
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}
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type HeaderCIDRecord struct {
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CID string `gorm:"column:cid"`
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BlockHash string `gorm:"primaryKey"`
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BlockNumber string `gorm:"primaryKey"`
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ParentHash string
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Timestamp uint64
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StateRoot string
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TotalDifficulty string `gorm:"column:td"`
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TxRoot string
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RctRoot string `gorm:"column:receipt_root"`
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UncleRoot string
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Bloom []byte
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MhKey string
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// gorm doesn't check if foreign key exists in database.
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// It is required to eager load relations using preload.
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TransactionCIDs []TransactionCIDRecord `gorm:"foreignKey:HeaderID,BlockNumber;references:BlockHash,BlockNumber"`
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IPLD IPLDModelRecord `gorm:"foreignKey:MhKey,BlockNumber;references:Key,BlockNumber"`
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}
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// TableName overrides the table name used by HeaderCIDRecord
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func (HeaderCIDRecord) TableName() string {
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return "eth.header_cids"
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}
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type TransactionCIDRecord struct {
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CID string `gorm:"column:cid"`
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TxHash string `gorm:"primaryKey"`
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BlockNumber string `gorm:"primaryKey"`
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HeaderID string `gorm:"column:header_id"`
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Index int64
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Src string
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Dst string
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MhKey string
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IPLD IPLDModelRecord `gorm:"foreignKey:MhKey,BlockNumber;references:Key,BlockNumber"`
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}
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// TableName overrides the table name used by TransactionCIDRecord
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func (TransactionCIDRecord) TableName() string {
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return "eth.transaction_cids"
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}
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// NewCIDRetriever returns a pointer to a new CIDRetriever which supports the CIDRetriever interface
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func NewCIDRetriever(db *sqlx.DB) *CIDRetriever {
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gormDB, err := gorm.Open(postgres.New(postgres.Config{
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Conn: db,
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}), &gorm.Config{})
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if err != nil {
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log.Error(err)
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return nil
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}
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return &CIDRetriever{
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db: db,
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gormDB: gormDB,
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}
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}
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// RetrieveFirstBlockNumber is used to retrieve the first block number in the db
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func (ecr *CIDRetriever) RetrieveFirstBlockNumber() (int64, error) {
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var blockNumber int64
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err := ecr.db.Get(&blockNumber, "SELECT block_number FROM eth.header_cids ORDER BY block_number ASC LIMIT 1")
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return blockNumber, err
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}
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// RetrieveLastBlockNumber is used to retrieve the latest block number in the db
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func (ecr *CIDRetriever) RetrieveLastBlockNumber() (int64, error) {
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var blockNumber int64
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err := ecr.db.Get(&blockNumber, "SELECT block_number FROM eth.header_cids ORDER BY block_number DESC LIMIT 1")
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return blockNumber, err
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}
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// Retrieve is used to retrieve all of the CIDs which conform to the passed StreamFilters
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func (ecr *CIDRetriever) Retrieve(filter SubscriptionSettings, blockNumber int64) ([]CIDWrapper, bool, error) {
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log.Debug("retrieving cids")
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// Begin new db tx
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tx, err := ecr.db.Beginx()
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if err != nil {
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return nil, true, err
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}
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defer func() {
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if p := recover(); p != nil {
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shared.Rollback(tx)
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panic(p)
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} else if err != nil {
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shared.Rollback(tx)
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} else {
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err = tx.Commit()
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}
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}()
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// Retrieve cached header CIDs at this block height
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var headers []models.HeaderModel
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headers, err = ecr.RetrieveHeaderCIDs(tx, blockNumber)
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if err != nil {
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log.Error("header cid retrieval error", err)
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return nil, true, err
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}
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cws := make([]CIDWrapper, len(headers))
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empty := true
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for i, header := range headers {
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cw := new(CIDWrapper)
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cw.BlockNumber = big.NewInt(blockNumber)
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if !filter.HeaderFilter.Off {
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cw.Header = header
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empty = false
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if filter.HeaderFilter.Uncles {
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// Retrieve uncle cids for this header id
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var uncleCIDs []models.UncleModel
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uncleCIDs, err = ecr.RetrieveUncleCIDsByHeaderID(tx, header.BlockHash)
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if err != nil {
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log.Error("uncle cid retrieval error")
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return nil, true, err
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}
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cw.Uncles = uncleCIDs
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}
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}
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// Retrieve cached trx CIDs
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if !filter.TxFilter.Off {
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cw.Transactions, err = ecr.RetrieveTxCIDs(tx, filter.TxFilter, header.BlockHash)
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if err != nil {
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log.Error("transaction cid retrieval error")
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return nil, true, err
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}
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if len(cw.Transactions) > 0 {
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empty = false
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}
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}
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trxHashes := make([]string, len(cw.Transactions))
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for j, t := range cw.Transactions {
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trxHashes[j] = t.TxHash
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}
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// Retrieve cached receipt CIDs
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if !filter.ReceiptFilter.Off {
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cw.Receipts, err = ecr.RetrieveRctCIDs(tx, filter.ReceiptFilter, 0, header.BlockHash, trxHashes)
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if err != nil {
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log.Error("receipt cid retrieval error")
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return nil, true, err
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}
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if len(cw.Receipts) > 0 {
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empty = false
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}
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}
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// Retrieve cached state CIDs
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if !filter.StateFilter.Off {
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cw.StateNodes, err = ecr.RetrieveStateCIDs(tx, filter.StateFilter, header.BlockHash)
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if err != nil {
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log.Error("state cid retrieval error")
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return nil, true, err
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}
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if len(cw.StateNodes) > 0 {
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empty = false
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}
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}
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// Retrieve cached storage CIDs
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if !filter.StorageFilter.Off {
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cw.StorageNodes, err = ecr.RetrieveStorageCIDs(tx, filter.StorageFilter, header.BlockHash)
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if err != nil {
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log.Error("storage cid retrieval error")
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return nil, true, err
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}
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if len(cw.StorageNodes) > 0 {
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empty = false
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}
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}
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cws[i] = *cw
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}
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return cws, empty, err
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}
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// RetrieveHeaderCIDs retrieves and returns all of the header cids at the provided blockheight
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func (ecr *CIDRetriever) RetrieveHeaderCIDs(tx *sqlx.Tx, blockNumber int64) ([]models.HeaderModel, error) {
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log.Debug("retrieving header cids for block ", blockNumber)
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headers := make([]models.HeaderModel, 0)
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pgStr := `SELECT CAST(block_number as Text), block_hash, parent_hash, cid, mh_key, CAST(td as Text), node_id,
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CAST(reward as Text), state_root, uncle_root,tx_root, receipt_root, bloom, timestamp, times_validated, coinbase
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FROM eth.header_cids
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WHERE block_number = $1`
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return headers, tx.Select(&headers, pgStr, blockNumber)
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}
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// RetrieveUncleCIDsByHeaderID retrieves and returns all of the uncle cids for the provided header
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func (ecr *CIDRetriever) RetrieveUncleCIDsByHeaderID(tx *sqlx.Tx, headerID string) ([]models.UncleModel, error) {
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log.Debug("retrieving uncle cids for block id ", headerID)
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headers := make([]models.UncleModel, 0)
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pgStr := `SELECT CAST(block_number as Text), header_id, block_hash, parent_hash, cid, mh_key, CAST(reward as text)
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FROM eth.uncle_cids
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WHERE header_id = $1`
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return headers, tx.Select(&headers, pgStr, headerID)
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}
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// RetrieveTxCIDs retrieves and returns all of the trx cids at the provided blockheight that conform to the provided filter parameters
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// also returns the ids for the returned transaction cids
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func (ecr *CIDRetriever) RetrieveTxCIDs(tx *sqlx.Tx, txFilter TxFilter, headerID string) ([]models.TxModel, error) {
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log.Debug("retrieving transaction cids for header id ", headerID)
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args := make([]interface{}, 0, 3)
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results := make([]models.TxModel, 0)
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id := 1
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pgStr := fmt.Sprintf(`SELECT CAST(transaction_cids.block_number as Text), transaction_cids.tx_hash,
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transaction_cids.header_id, transaction_cids.cid, transaction_cids.mh_key, transaction_cids.dst,
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transaction_cids.src, transaction_cids.index, transaction_cids.tx_data, transaction_cids.tx_type
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FROM eth.transaction_cids
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INNER JOIN eth.header_cids ON (
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transaction_cids.header_id = header_cids.block_hash
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AND transaction_cids.block_number = header_cids.block_number
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)
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WHERE header_cids.block_hash = $%d`, id)
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args = append(args, headerID)
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id++
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if len(txFilter.Dst) > 0 {
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pgStr += fmt.Sprintf(` AND transaction_cids.dst = ANY($%d::VARCHAR(66)[])`, id)
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args = append(args, pq.Array(txFilter.Dst))
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id++
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}
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if len(txFilter.Src) > 0 {
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pgStr += fmt.Sprintf(` AND transaction_cids.src = ANY($%d::VARCHAR(66)[])`, id)
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args = append(args, pq.Array(txFilter.Src))
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}
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pgStr += ` ORDER BY transaction_cids.index`
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return results, tx.Select(&results, pgStr, args...)
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}
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func topicFilterCondition(id *int, topics [][]string, args []interface{}, pgStr string, first bool) (string, []interface{}) {
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for i, topicSet := range topics {
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if len(topicSet) == 0 {
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continue
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}
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if !first {
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pgStr += " AND"
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} else {
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first = false
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}
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pgStr += fmt.Sprintf(` eth.log_cids.topic%d = ANY ($%d)`, i, *id)
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args = append(args, pq.Array(topicSet))
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*id++
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}
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return pgStr, args
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}
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func logFilterCondition(id *int, pgStr string, args []interface{}, rctFilter ReceiptFilter) (string, []interface{}) {
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if len(rctFilter.LogAddresses) > 0 {
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pgStr += fmt.Sprintf(` AND eth.log_cids.address = ANY ($%d)`, *id)
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args = append(args, pq.Array(rctFilter.LogAddresses))
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*id++
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}
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// Filter on topics if there are any
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if hasTopics(rctFilter.Topics) {
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pgStr, args = topicFilterCondition(id, rctFilter.Topics, args, pgStr, false)
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}
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return pgStr, args
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}
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func receiptFilterConditions(id *int, pgStr string, args []interface{}, rctFilter ReceiptFilter, txHashes []string) (string, []interface{}) {
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rctCond := " AND (receipt_cids.tx_id = ANY ( "
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logQuery := "SELECT rct_id FROM eth.log_cids WHERE"
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if len(rctFilter.LogAddresses) > 0 {
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// Filter on log contract addresses if there are any
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pgStr += fmt.Sprintf(`%s %s eth.log_cids.address = ANY ($%d)`, rctCond, logQuery, *id)
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args = append(args, pq.Array(rctFilter.LogAddresses))
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*id++
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// Filter on topics if there are any
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if hasTopics(rctFilter.Topics) {
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pgStr, args = topicFilterCondition(id, rctFilter.Topics, args, pgStr, false)
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}
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pgStr += ")"
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// Filter on txHashes if there are any, and we are matching txs
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if rctFilter.MatchTxs && len(txHashes) > 0 {
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pgStr += fmt.Sprintf(` OR receipt_cids.tx_id = ANY($%d)`, *id)
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args = append(args, pq.Array(txHashes))
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}
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pgStr += ")"
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} else { // If there are no contract addresses to filter on
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// Filter on topics if there are any
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if hasTopics(rctFilter.Topics) {
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pgStr += rctCond + logQuery
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pgStr, args = topicFilterCondition(id, rctFilter.Topics, args, pgStr, true)
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pgStr += ")"
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// Filter on txHashes if there are any, and we are matching txs
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if rctFilter.MatchTxs && len(txHashes) > 0 {
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pgStr += fmt.Sprintf(` OR receipt_cids.tx_id = ANY($%d)`, *id)
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args = append(args, pq.Array(txHashes))
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}
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pgStr += ")"
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} else if rctFilter.MatchTxs && len(txHashes) > 0 {
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// If there are no contract addresses or topics to filter on,
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// Filter on txHashes if there are any, and we are matching txs
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pgStr += fmt.Sprintf(` AND receipt_cids.tx_id = ANY($%d)`, *id)
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args = append(args, pq.Array(txHashes))
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}
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}
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return pgStr, args
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}
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// RetrieveFilteredGQLLogs retrieves and returns all the log CIDs provided blockHash that conform to the provided
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// filter parameters.
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func (ecr *CIDRetriever) RetrieveFilteredGQLLogs(tx *sqlx.Tx, rctFilter ReceiptFilter, blockHash *common.Hash) ([]LogResult, error) {
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log.Debug("retrieving log cids for receipt ids with block hash", blockHash.String())
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args := make([]interface{}, 0, 4)
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id := 1
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pgStr := `SELECT CAST(eth.log_cids.block_number as Text), eth.log_cids.header_id as block_hash,
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eth.log_cids.leaf_cid, eth.log_cids.index, eth.log_cids.rct_id, eth.log_cids.address,
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eth.log_cids.topic0, eth.log_cids.topic1, eth.log_cids.topic2, eth.log_cids.topic3, eth.log_cids.log_data,
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data, eth.receipt_cids.leaf_cid as cid, eth.receipt_cids.post_status, eth.receipt_cids.tx_id AS tx_hash
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FROM eth.log_cids, eth.receipt_cids, public.blocks
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WHERE eth.log_cids.rct_id = receipt_cids.tx_id
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AND eth.log_cids.header_id = receipt_cids.header_id
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AND eth.log_cids.block_number = receipt_cids.block_number
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AND log_cids.leaf_mh_key = blocks.key
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AND log_cids.block_number = blocks.block_number
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AND receipt_cids.header_id = $1`
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args = append(args, blockHash.String())
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id++
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pgStr, args = logFilterCondition(&id, pgStr, args, rctFilter)
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pgStr += ` ORDER BY log_cids.index`
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logCIDs := make([]LogResult, 0)
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err := tx.Select(&logCIDs, pgStr, args...)
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if err != nil {
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return nil, err
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}
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return logCIDs, nil
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}
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// RetrieveFilteredLog retrieves and returns all the log CIDs provided blockHeight or blockHash that conform to the provided
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// filter parameters.
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func (ecr *CIDRetriever) RetrieveFilteredLog(tx *sqlx.Tx, rctFilter ReceiptFilter, blockNumber int64, blockHash *common.Hash) ([]LogResult, error) {
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log.Debug("retrieving log cids for receipt ids")
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args := make([]interface{}, 0, 4)
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pgStr := `SELECT CAST(eth.log_cids.block_number as Text), eth.log_cids.leaf_cid, eth.log_cids.index, eth.log_cids.rct_id,
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eth.log_cids.address, eth.log_cids.topic0, eth.log_cids.topic1, eth.log_cids.topic2, eth.log_cids.topic3,
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eth.log_cids.log_data, eth.transaction_cids.tx_hash, eth.transaction_cids.index as txn_index,
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eth.receipt_cids.leaf_cid as cid, eth.receipt_cids.post_status, header_cids.block_hash
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FROM eth.log_cids, eth.receipt_cids, eth.transaction_cids, eth.header_cids
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WHERE eth.log_cids.rct_id = receipt_cids.tx_id
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AND eth.log_cids.header_id = eth.receipt_cids.header_id
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AND eth.log_cids.block_number = eth.receipt_cids.block_number
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AND receipt_cids.tx_id = transaction_cids.tx_hash
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AND receipt_cids.header_id = transaction_cids.header_id
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AND receipt_cids.block_number = transaction_cids.block_number
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AND transaction_cids.header_id = header_cids.block_hash
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AND transaction_cids.block_number = header_cids.block_number`
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id := 1
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if blockNumber > 0 {
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pgStr += fmt.Sprintf(` AND header_cids.block_number = $%d`, id)
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args = append(args, blockNumber)
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id++
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}
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if blockHash != nil {
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pgStr += fmt.Sprintf(` AND header_cids.block_hash = $%d`, id)
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args = append(args, blockHash.String())
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id++
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}
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pgStr, args = logFilterCondition(&id, pgStr, args, rctFilter)
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pgStr += ` ORDER BY log_cids.index`
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logCIDs := make([]LogResult, 0)
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err := tx.Select(&logCIDs, pgStr, args...)
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if err != nil {
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return nil, err
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}
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return logCIDs, nil
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}
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// RetrieveRctCIDs retrieves and returns all of the rct cids at the provided blockheight or block hash that conform to the provided
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// filter parameters and correspond to the provided tx ids
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func (ecr *CIDRetriever) RetrieveRctCIDs(tx *sqlx.Tx, rctFilter ReceiptFilter, blockNumber int64, blockHash string, txHashes []string) ([]models.ReceiptModel, error) {
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log.Debug("retrieving receipt cids for block ", blockNumber)
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args := make([]interface{}, 0, 5)
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|
pgStr := `SELECT CAST(receipt_cids.block_number as Text), receipt_cids.header_id, receipt_cids.tx_id,
|
|
receipt_cids.leaf_cid, receipt_cids.leaf_mh_key, receipt_cids.contract, receipt_cids.contract_hash
|
|
FROM eth.receipt_cids, eth.transaction_cids, eth.header_cids
|
|
WHERE 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
|
|
AND transaction_cids.header_id = header_cids.block_hash
|
|
AND transaction_cids.block_number = header_cids.block_number`
|
|
id := 1
|
|
if blockNumber > 0 {
|
|
pgStr += fmt.Sprintf(` AND header_cids.block_number = $%d`, id)
|
|
args = append(args, blockNumber)
|
|
id++
|
|
}
|
|
if blockHash != "" {
|
|
pgStr += fmt.Sprintf(` AND header_cids.block_hash = $%d`, id)
|
|
args = append(args, blockHash)
|
|
id++
|
|
}
|
|
|
|
pgStr, args = receiptFilterConditions(&id, pgStr, args, rctFilter, txHashes)
|
|
|
|
pgStr += ` ORDER BY transaction_cids.index`
|
|
receiptCIDs := make([]models.ReceiptModel, 0)
|
|
return receiptCIDs, tx.Select(&receiptCIDs, pgStr, args...)
|
|
}
|
|
|
|
func hasTopics(topics [][]string) bool {
|
|
for _, topicSet := range topics {
|
|
if len(topicSet) > 0 {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
// RetrieveStateCIDs retrieves and returns all of the state node cids at the provided header ID that conform to the provided filter parameters
|
|
func (ecr *CIDRetriever) RetrieveStateCIDs(tx *sqlx.Tx, stateFilter StateFilter, headerID string) ([]models.StateNodeModel, error) {
|
|
log.Debug("retrieving state cids for header id ", headerID)
|
|
args := make([]interface{}, 0, 2)
|
|
pgStr := `SELECT CAST(state_cids.block_number as Text), state_cids.header_id,
|
|
state_cids.state_leaf_key, state_cids.node_type, state_cids.cid, state_cids.mh_key, state_cids.state_path
|
|
FROM eth.state_cids
|
|
INNER JOIN eth.header_cids ON (
|
|
state_cids.header_id = header_cids.block_hash
|
|
AND state_cids.block_number = header_cids.block_number
|
|
)
|
|
WHERE header_cids.block_hash = $1`
|
|
args = append(args, headerID)
|
|
addrLen := len(stateFilter.Addresses)
|
|
if addrLen > 0 {
|
|
keys := make([]string, addrLen)
|
|
for i, addr := range stateFilter.Addresses {
|
|
keys[i] = crypto.Keccak256Hash(common.HexToAddress(addr).Bytes()).String()
|
|
}
|
|
pgStr += ` AND state_cids.state_leaf_key = ANY($2::VARCHAR(66)[])`
|
|
args = append(args, pq.Array(keys))
|
|
}
|
|
if !stateFilter.IntermediateNodes {
|
|
pgStr += ` AND state_cids.node_type = 2`
|
|
}
|
|
stateNodeCIDs := make([]models.StateNodeModel, 0)
|
|
return stateNodeCIDs, tx.Select(&stateNodeCIDs, pgStr, args...)
|
|
}
|
|
|
|
// RetrieveStorageCIDs retrieves and returns all of the storage node cids at the provided header id that conform to the provided filter parameters
|
|
func (ecr *CIDRetriever) RetrieveStorageCIDs(tx *sqlx.Tx, storageFilter StorageFilter, headerID string) ([]models.StorageNodeWithStateKeyModel, error) {
|
|
log.Debug("retrieving storage cids for header id ", headerID)
|
|
args := make([]interface{}, 0, 3)
|
|
pgStr := `SELECT CAST(storage_cids.block_number as Text), storage_cids.header_id, storage_cids.storage_leaf_key,
|
|
storage_cids.node_type, storage_cids.cid, storage_cids.mh_key, storage_cids.storage_path, storage_cids.state_path,
|
|
state_cids.state_leaf_key
|
|
FROM eth.storage_cids, eth.state_cids, eth.header_cids
|
|
WHERE storage_cids.header_id = state_cids.header_id
|
|
AND storage_cids.state_path = state_cids.state_path
|
|
AND storage_cids.block_number = state_cids.block_number
|
|
AND state_cids.header_id = header_cids.block_hash
|
|
AND state_cids.block_number = header_cids.block_number
|
|
AND header_cids.block_hash = $1`
|
|
args = append(args, headerID)
|
|
id := 2
|
|
addrLen := len(storageFilter.Addresses)
|
|
if addrLen > 0 {
|
|
keys := make([]string, addrLen)
|
|
for i, addr := range storageFilter.Addresses {
|
|
keys[i] = crypto.Keccak256Hash(common.HexToAddress(addr).Bytes()).String()
|
|
}
|
|
pgStr += fmt.Sprintf(` AND state_cids.state_leaf_key = ANY($%d::VARCHAR(66)[])`, id)
|
|
args = append(args, pq.Array(keys))
|
|
id++
|
|
}
|
|
if len(storageFilter.StorageKeys) > 0 {
|
|
pgStr += fmt.Sprintf(` AND storage_cids.storage_leaf_key = ANY($%d::VARCHAR(66)[])`, id)
|
|
args = append(args, pq.Array(storageFilter.StorageKeys))
|
|
}
|
|
if !storageFilter.IntermediateNodes {
|
|
pgStr += ` AND storage_cids.node_type = 2`
|
|
}
|
|
storageNodeCIDs := make([]models.StorageNodeWithStateKeyModel, 0)
|
|
return storageNodeCIDs, tx.Select(&storageNodeCIDs, pgStr, args...)
|
|
}
|
|
|
|
// RetrieveBlockByHash returns all of the CIDs needed to compose an entire block, for a given block hash
|
|
func (ecr *CIDRetriever) RetrieveBlockByHash(blockHash common.Hash) (models.HeaderModel, []models.UncleModel, []models.TxModel, []models.ReceiptModel, error) {
|
|
log.Debug("retrieving block cids for block hash ", blockHash.String())
|
|
|
|
// Begin new db tx
|
|
tx, err := ecr.db.Beginx()
|
|
if err != nil {
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
shared.Rollback(tx)
|
|
panic(p)
|
|
} else if err != nil {
|
|
shared.Rollback(tx)
|
|
} else {
|
|
err = tx.Commit()
|
|
}
|
|
}()
|
|
|
|
var headerCID models.HeaderModel
|
|
headerCID, err = ecr.RetrieveHeaderCIDByHash(tx, blockHash)
|
|
if err != nil {
|
|
log.Error("header cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
blockNumber, err := strconv.ParseInt(headerCID.BlockNumber, 10, 64)
|
|
if err != nil {
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
var uncleCIDs []models.UncleModel
|
|
uncleCIDs, err = ecr.RetrieveUncleCIDsByHeaderID(tx, headerCID.BlockHash)
|
|
if err != nil {
|
|
log.Error("uncle cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
var txCIDs []models.TxModel
|
|
txCIDs, err = ecr.RetrieveTxCIDsByHeaderID(tx, headerCID.BlockHash, blockNumber)
|
|
if err != nil {
|
|
log.Error("tx cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
txHashes := make([]string, len(txCIDs))
|
|
for i, txCID := range txCIDs {
|
|
txHashes[i] = txCID.TxHash
|
|
}
|
|
var rctCIDs []models.ReceiptModel
|
|
rctCIDs, err = ecr.RetrieveReceiptCIDsByByHeaderIDAndTxIDs(tx, headerCID.BlockHash, txHashes, blockNumber)
|
|
if err != nil {
|
|
log.Error("rct cid retrieval error")
|
|
}
|
|
return headerCID, uncleCIDs, txCIDs, rctCIDs, err
|
|
}
|
|
|
|
// RetrieveBlockByNumber returns all of the CIDs needed to compose an entire block, for a given block number
|
|
func (ecr *CIDRetriever) RetrieveBlockByNumber(blockNumber int64) (models.HeaderModel, []models.UncleModel, []models.TxModel, []models.ReceiptModel, error) {
|
|
log.Debug("retrieving block cids for block number ", blockNumber)
|
|
|
|
// Begin new db tx
|
|
tx, err := ecr.db.Beginx()
|
|
if err != nil {
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
shared.Rollback(tx)
|
|
panic(p)
|
|
} else if err != nil {
|
|
shared.Rollback(tx)
|
|
} else {
|
|
err = tx.Commit()
|
|
}
|
|
}()
|
|
|
|
var headerCID []models.HeaderModel
|
|
headerCID, err = ecr.RetrieveHeaderCIDs(tx, blockNumber)
|
|
if err != nil {
|
|
log.Error("header cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
if len(headerCID) < 1 {
|
|
return models.HeaderModel{}, nil, nil, nil, fmt.Errorf("header cid retrieval error, no header CIDs found at block %d", blockNumber)
|
|
}
|
|
var uncleCIDs []models.UncleModel
|
|
uncleCIDs, err = ecr.RetrieveUncleCIDsByHeaderID(tx, headerCID[0].BlockHash)
|
|
if err != nil {
|
|
log.Error("uncle cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
var txCIDs []models.TxModel
|
|
txCIDs, err = ecr.RetrieveTxCIDsByHeaderID(tx, headerCID[0].BlockHash, blockNumber)
|
|
if err != nil {
|
|
log.Error("tx cid retrieval error")
|
|
return models.HeaderModel{}, nil, nil, nil, err
|
|
}
|
|
txHashes := make([]string, len(txCIDs))
|
|
for i, txCID := range txCIDs {
|
|
txHashes[i] = txCID.TxHash
|
|
}
|
|
var rctCIDs []models.ReceiptModel
|
|
rctCIDs, err = ecr.RetrieveReceiptCIDsByByHeaderIDAndTxIDs(tx, headerCID[0].BlockHash, txHashes, blockNumber)
|
|
if err != nil {
|
|
log.Error("rct cid retrieval error")
|
|
}
|
|
return headerCID[0], uncleCIDs, txCIDs, rctCIDs, err
|
|
}
|
|
|
|
// RetrieveHeaderCIDByHash returns the header for the given block hash
|
|
func (ecr *CIDRetriever) RetrieveHeaderCIDByHash(tx *sqlx.Tx, blockHash common.Hash) (models.HeaderModel, error) {
|
|
log.Debug("retrieving header cids for block hash ", blockHash.String())
|
|
pgStr := `SELECT block_hash, CAST(block_number as Text), parent_hash, cid, mh_key, CAST(td as Text),
|
|
state_root, uncle_root, tx_root, receipt_root, bloom, timestamp FROM eth.header_cids
|
|
WHERE block_hash = $1`
|
|
var headerCID models.HeaderModel
|
|
return headerCID, tx.Get(&headerCID, pgStr, blockHash.String())
|
|
}
|
|
|
|
// RetrieveTxCIDsByHeaderID retrieves all tx CIDs for the given header id
|
|
func (ecr *CIDRetriever) RetrieveTxCIDsByHeaderID(tx *sqlx.Tx, headerID string, blockNumber int64) ([]models.TxModel, error) {
|
|
log.Debug("retrieving tx cids for block id ", headerID)
|
|
pgStr := `SELECT CAST(block_number as Text), header_id, index, tx_hash, cid, mh_key,
|
|
dst, src, tx_data, tx_type, value
|
|
FROM eth.transaction_cids
|
|
WHERE header_id = $1 AND block_number = $2
|
|
ORDER BY index`
|
|
var txCIDs []models.TxModel
|
|
return txCIDs, tx.Select(&txCIDs, pgStr, headerID, blockNumber)
|
|
}
|
|
|
|
// RetrieveReceiptCIDsByByHeaderIDAndTxIDs retrieves receipt CIDs by their associated tx IDs for the given header id
|
|
func (ecr *CIDRetriever) RetrieveReceiptCIDsByByHeaderIDAndTxIDs(tx *sqlx.Tx, headerID string, txHashes []string, blockNumber int64) ([]models.ReceiptModel, error) {
|
|
log.Debugf("retrieving receipt cids for tx hashes %v", txHashes)
|
|
pgStr := `SELECT CAST(receipt_cids.block_number as Text), receipt_cids.header_id, receipt_cids.tx_id, receipt_cids.leaf_cid,
|
|
receipt_cids.leaf_mh_key, receipt_cids.contract, receipt_cids.contract_hash
|
|
FROM eth.receipt_cids, eth.transaction_cids
|
|
WHERE tx_id = ANY($2)
|
|
AND 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
|
|
AND transaction_cids.header_id = $1
|
|
AND transaction_cids.block_number = $3
|
|
ORDER BY transaction_cids.index`
|
|
var rctCIDs []models.ReceiptModel
|
|
return rctCIDs, tx.Select(&rctCIDs, pgStr, headerID, pq.Array(txHashes), blockNumber)
|
|
}
|
|
|
|
// RetrieveHeaderAndTxCIDsByBlockNumber retrieves header CIDs and their associated tx CIDs by block number
|
|
func (ecr *CIDRetriever) RetrieveHeaderAndTxCIDsByBlockNumber(blockNumber int64) ([]HeaderCIDRecord, error) {
|
|
log.Debug("retrieving header cids and tx cids for block number ", blockNumber)
|
|
|
|
var headerCIDs []HeaderCIDRecord
|
|
|
|
// https://github.com/go-gorm/gorm/issues/4083#issuecomment-778883283
|
|
// Will use join for TransactionCIDs once preload for 1:N is supported.
|
|
err := ecr.gormDB.Preload("TransactionCIDs", func(tx *gorm.DB) *gorm.DB {
|
|
return tx.Select("cid", "tx_hash", "index", "src", "dst", "header_id", "block_number")
|
|
}).Joins("IPLD").Find(&headerCIDs, "header_cids.block_number = ?", blockNumber).Error
|
|
|
|
if err != nil {
|
|
log.Error("header cid retrieval error")
|
|
return nil, err
|
|
}
|
|
|
|
return headerCIDs, nil
|
|
}
|
|
|
|
// RetrieveHeaderAndTxCIDsByBlockHash retrieves header CID and their associated tx CIDs by block hash
|
|
func (ecr *CIDRetriever) RetrieveHeaderAndTxCIDsByBlockHash(blockHash common.Hash) (HeaderCIDRecord, error) {
|
|
log.Debug("retrieving header cid and tx cids for block hash ", blockHash.String())
|
|
|
|
var headerCIDs []HeaderCIDRecord
|
|
|
|
// https://github.com/go-gorm/gorm/issues/4083#issuecomment-778883283
|
|
// Will use join for TransactionCIDs once preload for 1:N is supported.
|
|
err := ecr.gormDB.Preload("TransactionCIDs", func(tx *gorm.DB) *gorm.DB {
|
|
return tx.Select("cid", "tx_hash", "index", "src", "dst", "header_id", "block_number")
|
|
}).Joins("IPLD").Find(&headerCIDs, "block_hash = ?", blockHash.String()).Error
|
|
|
|
if err != nil {
|
|
log.Error("header cid retrieval error")
|
|
return HeaderCIDRecord{}, err
|
|
}
|
|
|
|
if len(headerCIDs) == 0 {
|
|
return HeaderCIDRecord{}, errHeaderHashNotFound
|
|
} else if len(headerCIDs) > 1 {
|
|
return HeaderCIDRecord{}, errMultipleHeadersForHash
|
|
}
|
|
|
|
return headerCIDs[0], nil
|
|
}
|
|
|
|
// RetrieveTxCIDByHash returns the tx for the given tx hash
|
|
func (ecr *CIDRetriever) RetrieveTxCIDByHash(txHash string) (TransactionCIDRecord, error) {
|
|
log.Debug("retrieving tx cid for tx hash ", txHash)
|
|
|
|
var txCIDs []TransactionCIDRecord
|
|
|
|
err := ecr.gormDB.Joins("IPLD").Find(&txCIDs, "tx_hash = ? AND transaction_cids.header_id = (SELECT canonical_header_hash(transaction_cids.block_number))", txHash).Error
|
|
if err != nil {
|
|
log.Error("header cid retrieval error")
|
|
return TransactionCIDRecord{}, err
|
|
}
|
|
|
|
if len(txCIDs) == 0 {
|
|
return TransactionCIDRecord{}, errTxHashNotFound
|
|
} else if len(txCIDs) > 1 {
|
|
// a transaction can be part of a only one canonical block
|
|
return TransactionCIDRecord{}, errTxHashInMultipleBlocks
|
|
}
|
|
|
|
return txCIDs[0], nil
|
|
}
|