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fix: use tracer when generating storage proofs #1093

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merged 3 commits into from
Nov 26, 2024
Merged

fix: use tracer when generating storage proofs #1093

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34efc6c
fix: possible deadlock in proof tracer
omerfirmak Nov 25, 2024
6574c16
fix: use correct tracer instance
omerfirmak Nov 25, 2024
351b978
fix(ProofTracer): add magicSMTBytes (#1094)
colinlyguo Nov 26, 2024
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5 changes: 0 additions & 5 deletions rollup/tracing/proof.go
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Original file line number Diff line number Diff line change
Expand Up @@ -133,11 +133,6 @@ func (t *ProofTracer) Prove(key []byte, proofDb ethdb.KeyValueWriter) error {

switch n.Type {
case trie.NodeTypeLeaf_New:
preImage := t.trie.GetKey(n.NodeKey.Bytes())
if len(preImage) > 0 {
n.KeyPreimage = &trie.Byte32{}
copy(n.KeyPreimage[:], preImage)
}
case trie.NodeTypeBranch_0, trie.NodeTypeBranch_1,
trie.NodeTypeBranch_2, trie.NodeTypeBranch_3:
mptPath = append(mptPath, n)
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2 changes: 1 addition & 1 deletion rollup/tracing/tracing.go
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Expand Up @@ -477,7 +477,7 @@ func (env *TraceEnv) getTxResult(state *state.StateDB, index int, block *types.B
env.sMu.Unlock()

var proof zkproof.ProofList
if err = env.ZkTrieTracer[addrStr].Prove(key.Bytes(), &proof); err != nil {
if err = zktrieTracer.Prove(key.Bytes(), &proof); err != nil {
log.Error("Storage proof not available", "error", err, "address", addrStr, "key", keyStr)
// but we still mark the proofs map with nil array
}
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5 changes: 5 additions & 0 deletions trie/zk_trie.go
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Expand Up @@ -1198,6 +1198,11 @@ func (mt *ZkTrie) prove(kHash *Hash, fromLevel uint, writeNode func(*Node) error
case NodeTypeLeaf_New:
// notice even we found a leaf whose entry didn't match the expected k,
// we still include it as the proof of absence
preImage := mt.getKey(n.NodeKey.Bytes())
if len(preImage) > 0 {
n.KeyPreimage = &Byte32{}
copy(n.KeyPreimage[:], preImage)
}
case NodeTypeBranch_0, NodeTypeBranch_1, NodeTypeBranch_2, NodeTypeBranch_3:
finished = false
if path[i] {
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