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trie: separate hashes and committer, collapse on commit

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* trie:  make db insert use size instead of full data

* core/state: minor optimization in state onleaf allocation

* trie: implement dedicated committer and hasher

* trie: use dedicated committer/hasher

* trie: linter nitpicks

* core/state, trie: avoid unnecessary storage trie load+commit

* trie: review feedback, mainly docs + minor changes

* trie: start deprecating old hasher

* trie: fix misspell+lint

* trie: deprecate hasher.go, make proof framework use new hasher

* trie: rename pure_committer/hasher to committer/hasher

* trie, core/state: fix review concerns

* trie: more review concerns

* trie: make commit collapse into hashnode, don't touch dirtyness

* trie: goimports fixes

* trie: remove panics
This commit is contained in:
Martin Holst Swende
2020-02-03 16:28:30 +01:00
committed by GitHub
parent 4cc89a5a32
commit 5a9c96454e
9 changed files with 462 additions and 161 deletions
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6
trie/iterator.go
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@ -182,15 +182,13 @@ func (it *nodeIterator) LeafBlob() []byte {
func (it *nodeIterator) LeafProof() [][]byte {
if len(it.stack) > 0 {
if _, ok := it.stack[len(it.stack)-1].node.(valueNode); ok {
hasher := newHasher(nil)
hasher := newHasher()
defer returnHasherToPool(hasher)
proofs := make([][]byte, 0, len(it.stack))
for i, item := range it.stack[:len(it.stack)-1] {
// Gather nodes that end up as hash nodes (or the root)
node, _, _ := hasher.hashChildren(item.node, nil)
hashed, _ := hasher.store(node, nil, false)
node, hashed := hasher.proofHash(item.node)
if _, ok := hashed.(hashNode); ok || i == 0 {
enc, _ := rlp.EncodeToBytes(node)
proofs = append(proofs, enc)