cerc-io/ipld-eth-state-snapshot
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Address comments.

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This commit is contained in:
Arijit Das 2021-12-15 12:53:18 +05:30
parent e4de336833
commit 112cdc9670
3 changed files with 31 additions and 43 deletions
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24
pkg/snapshot/config.go
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@ -22,12 +22,12 @@ import (
)
const (
ancientDBPath = "ANCIENT_DB_PATH"
ethClientName = "ETH_CLIENT_NAME"
ethGenesisBlock = "ETH_GENESIS_BLOCK"
ethNetworkID = "ETH_NETWORK_ID"
ethNodeID = "ETH_NODE_ID"
lvlDBPath = "LVL_DB_PATH"
ANCIENT_DB_PATH = "ANCIENT_DB_PATH"
ETH_CLIENT_NAME = "ETH_CLIENT_NAME"
ETH_GENESIS_BLOCK = "ETH_GENESIS_BLOCK"
ETH_NETWORK_ID = "ETH_NETWORK_ID"
ETH_NODE_ID = "ETH_NODE_ID"
LVL_DB_PATH = "LVL_DB_PATH"
)
// Config is config parameters for DB.
@ -42,12 +42,12 @@ type Config struct {
// Init Initialises config
func (c *Config) Init() {
c.dbInit()
viper.BindEnv("leveldb.path", lvlDBPath)
viper.BindEnv("ethereum.nodeID", ethNodeID)
viper.BindEnv("ethereum.clientName", ethClientName)
viper.BindEnv("ethereum.genesisBlock", ethGenesisBlock)
viper.BindEnv("ethereum.networkID", ethNetworkID)
viper.BindEnv("leveldb.ancient", ancientDBPath)
viper.BindEnv("leveldb.path", LVL_DB_PATH)
viper.BindEnv("ethereum.nodeID", ETH_NODE_ID)
viper.BindEnv("ethereum.clientName", ETH_CLIENT_NAME)
viper.BindEnv("ethereum.genesisBlock", ETH_GENESIS_BLOCK)
viper.BindEnv("ethereum.networkID", ETH_NETWORK_ID)
viper.BindEnv("leveldb.ancient", ANCIENT_DB_PATH)
c.Node = ethNode.Info{
ID: viper.GetString("ethereum.nodeID"),

35
pkg/snapshot/publisher.go
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@ -17,10 +17,10 @@ package snapshot
import (
"bytes"
"fmt"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
blockstore "github.com/ipfs/go-ipfs-blockstore"
dshelp "github.com/ipfs/go-ipfs-ds-help"
"github.com/jmoiron/sqlx"
"github.com/multiformats/go-multihash"
@ -90,13 +90,6 @@ func (p *Publisher) PublishStateNode(node *node, headerID int64, tx *sqlx.Tx) (i
stateKey = node.key.Hex()
}
defer func() {
if rec := recover(); rec != nil {
shared.Rollback(tx)
panic(rec)
}
}()
stateCIDStr, mhKey, err := shared.PublishRaw(tx, ipld.MEthStateTrie, multihash.KECCAK_256, node.value)
if err != nil {
return 0, err
@ -118,13 +111,6 @@ func (p *Publisher) PublishStorageNode(node *node, stateID int64, tx *sqlx.Tx) e
storageKey = node.key.Hex()
}
defer func() {
if rec := recover(); rec != nil {
shared.Rollback(tx)
panic(rec)
}
}()
storageCIDStr, mhKey, err := shared.PublishRaw(tx, ipld.MEthStorageTrie, multihash.KECCAK_256, node.value)
if err != nil {
return err
@ -142,22 +128,15 @@ func (p *Publisher) PublishStorageNode(node *node, stateID int64, tx *sqlx.Tx) e
}
// PublishCode writes code to the ipfs backing pg datastore
func (p *Publisher) PublishCode(code []byte, tx *sqlx.Tx) error {
func (p *Publisher) PublishCode(codeHash common.Hash, codeBytes []byte, tx *sqlx.Tx) error {
// no codec for code, doesn't matter though since blockstore key is multihash-derived
return p.publishRaw(ipld.MEthStorageTrie, multihash.KECCAK_256, code, tx)
}
func (p *Publisher) publishRaw(codec, mh uint64, raw []byte, tx *sqlx.Tx) error {
c, err := ipld.RawdataToCid(codec, raw, mh)
mhKey, err := shared.MultihashKeyFromKeccak256(codeHash)
if err != nil {
return err
return fmt.Errorf("error deriving multihash key from codehash: %v", err)
}
dbKey := dshelp.MultihashToDsKey(c.Hash())
prefixedKey := blockstore.BlockPrefix.String() + dbKey.String()
_, err = tx.Exec(`INSERT INTO public.blocks (key, data) VALUES ($1, $2) ON CONFLICT (key) DO NOTHING`, prefixedKey, raw)
if err != nil {
return err
if err = shared.PublishDirect(tx, mhKey, codeBytes); err != nil {
return fmt.Errorf("error publishing code IPLD: %v", err)
}
p.currBatchSize++

13
pkg/snapshot/service.go
View File

@ -28,6 +28,7 @@ import (
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/statediff/indexer/postgres"
"github.com/ethereum/go-ethereum/statediff/indexer/shared"
"github.com/ethereum/go-ethereum/trie"
"github.com/jmoiron/sqlx"
"github.com/sirupsen/logrus"
@ -136,7 +137,14 @@ func (s *Service) createSnapshot(it trie.NodeIterator, trieDB *trie.Database, he
}
defer func() {
if rec := recover(); rec != nil {
shared.Rollback(tx)
panic(rec)
} else if err != nil {
shared.Rollback(tx)
} else {
err = tx.Commit()
}
}()
for it.Next(true) {
@ -203,13 +211,14 @@ func (s *Service) createSnapshot(it trie.NodeIterator, trieDB *trie.Database, he
// publish any non-nil code referenced by codehash
if !bytes.Equal(account.CodeHash, emptyCodeHash) {
codeBytes := rawdb.ReadCode(s.ethDB, common.BytesToHash(account.CodeHash))
codeHash := common.BytesToHash(account.CodeHash)
codeBytes := rawdb.ReadCode(s.ethDB, codeHash)
if len(codeBytes) == 0 {
logrus.Error("Code is missing", "account", common.BytesToHash(it.LeafKey()))
return errors.New("missing code")
}
if err = s.ipfsPublisher.PublishCode(codeBytes, tx); err != nil {
if err = s.ipfsPublisher.PublishCode(codeHash, codeBytes, tx); err != nil {
return err
}
}