cerc-io/ipld-eth-statedb
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Clean up unused code (#6)

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Removes unused code, module replacements.

Reviewed-on: #6
This commit is contained in:
Roy Crihfield 2024-05-29 13:05:10 +00:00
parent 761d60acdf
commit 66ccb461c9
3 changed files with 1 additions and 102 deletions
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7
go.mod
View File

@ -5,7 +5,7 @@ go 1.21
require (
github.com/VictoriaMetrics/fastcache v1.12.2
github.com/cerc-io/ipfs-ethdb/v5 v5.1.0-alpha
github.com/cerc-io/plugeth-statediff v0.2.0
github.com/cerc-io/plugeth-statediff v0.2.1
github.com/crate-crypto/go-ipa v0.0.0-20231025140028-3c0104f4b233
github.com/davecgh/go-spew v1.1.1
github.com/ethereum/go-ethereum v1.13.14
@ -111,8 +111,3 @@ require (
lukechampine.com/blake3 v1.2.2 // indirect
rsc.io/tmplfunc v0.0.3 // indirect
)
replace (
github.com/cerc-io/ipfs-ethdb/v5 => github.com/cerc-io/ipfs-ethdb/v5 v5.1.0-alpha
github.com/cerc-io/plugeth-statediff => github.com/cerc-io/plugeth-statediff v0.2.1
)

38
trie_by_cid/helper/hasher.go
View File

@ -1,38 +0,0 @@
package helper
import (
"hash"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"golang.org/x/crypto/sha3"
)
var _ types.TrieHasher = &testHasher{}
// testHasher (copied from go-ethereum/core/types/block_test.go)
// satisfies types.TrieHasher
type testHasher struct {
hasher hash.Hash
}
func NewHasher() *testHasher {
return &testHasher{hasher: sha3.NewLegacyKeccak256()}
}
func (h *testHasher) Reset() {
h.hasher.Reset()
}
func (h *testHasher) Update(key, val []byte) error {
_, err := h.hasher.Write(key)
if err != nil {
return err
}
_, err = h.hasher.Write(val)
return err
}
func (h *testHasher) Hash() common.Hash {
return common.BytesToHash(h.hasher.Sum(nil))
}

58
trie_by_cid/helper/statediff_helper.go
View File

@ -1,58 +0,0 @@
package helper
import (
"context"
"math/big"
"github.com/cerc-io/plugeth-statediff"
"github.com/cerc-io/plugeth-statediff/adapt"
"github.com/cerc-io/plugeth-statediff/indexer"
"github.com/cerc-io/plugeth-statediff/indexer/database/sql/postgres"
"github.com/cerc-io/plugeth-statediff/indexer/node"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/params"
)
var (
ChainConfig = params.TestChainConfig
mockTD = big.NewInt(1)
)
// IndexStateDiff indexes a single statediff.
// - uses TestChainConfig
// - block hash/number are left as zero
func IndexStateDiff(dbConfig postgres.Config, stateCache state.Database, rootA, rootB common.Hash) error {
_, indexer, err := indexer.NewStateDiffIndexer(
context.Background(), ChainConfig, node.Info{}, dbConfig, true)
if err != nil {
return err
}
defer indexer.Close() // fixme: hangs when using PGX driver
builder := statediff.NewBuilder(adapt.GethStateView(stateCache))
block := types.NewBlock(&types.Header{Root: rootB}, nil, nil, nil, NewHasher())
// uses zero block hash/number, we only need the trie structure here
args := statediff.Args{
OldStateRoot: rootA,
NewStateRoot: rootB,
}
diff, err := builder.BuildStateDiffObject(args, statediff.Params{})
if err != nil {
return err
}
tx, err := indexer.PushBlock(block, nil, mockTD)
if err != nil {
return err
}
// we don't need to index diff.Nodes since we are just interested in the trie
for _, ipld := range diff.IPLDs {
if err := indexer.PushIPLD(tx, ipld); err != nil {
return err
}
}
return tx.Submit()
}