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core, light, tests, trie: add state metrics (#23433)

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This commit is contained in:
gary rong
2021-08-25 03:00:42 +08:00
committed by GitHub
parent a789dcc978
commit a5a5237178
15 changed files with 131 additions and 75 deletions
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63
trie/committer.go
View File

@ -72,24 +72,24 @@ func returnCommitterToPool(h *committer) {
committerPool.Put(h)
}
// commit collapses a node down into a hash node and inserts it into the database
func (c *committer) Commit(n node, db *Database) (hashNode, error) {
// Commit collapses a node down into a hash node and inserts it into the database
func (c *committer) Commit(n node, db *Database) (hashNode, int, error) {
if db == nil {
return nil, errors.New("no db provided")
return nil, 0, errors.New("no db provided")
}
h, err := c.commit(n, db)
h, committed, err := c.commit(n, db)
if err != nil {
return nil, err
return nil, 0, err
}
return h.(hashNode), nil
return h.(hashNode), committed, nil
}
// commit collapses a node down into a hash node and inserts it into the database
func (c *committer) commit(n node, db *Database) (node, error) {
func (c *committer) commit(n node, db *Database) (node, int, error) {
// if this path is clean, use available cached data
hash, dirty := n.cache()
if hash != nil && !dirty {
return hash, nil
return hash, 0, nil
}
// Commit children, then parent, and remove remove the dirty flag.
switch cn := n.(type) {
@ -97,37 +97,38 @@ func (c *committer) commit(n node, db *Database) (node, error) {
// Commit child
collapsed := cn.copy()
// If the child is fullnode, recursively commit.
// Otherwise it can only be hashNode or valueNode.
// If the child is fullNode, recursively commit,
// otherwise it can only be hashNode or valueNode.
var childCommitted int
if _, ok := cn.Val.(*fullNode); ok {
childV, err := c.commit(cn.Val, db)
childV, committed, err := c.commit(cn.Val, db)
if err != nil {
return nil, err
return nil, 0, err
}
collapsed.Val = childV
collapsed.Val, childCommitted = childV, committed
}
// The key needs to be copied, since we're delivering it to database
collapsed.Key = hexToCompact(cn.Key)
hashedNode := c.store(collapsed, db)
if hn, ok := hashedNode.(hashNode); ok {
return hn, nil
return hn, childCommitted + 1, nil
}
return collapsed, nil
return collapsed, childCommitted, nil
case *fullNode:
hashedKids, err := c.commitChildren(cn, db)
hashedKids, childCommitted, err := c.commitChildren(cn, db)
if err != nil {
return nil, err
return nil, 0, err
}
collapsed := cn.copy()
collapsed.Children = hashedKids
hashedNode := c.store(collapsed, db)
if hn, ok := hashedNode.(hashNode); ok {
return hn, nil
return hn, childCommitted + 1, nil
}
return collapsed, nil
return collapsed, childCommitted, nil
case hashNode:
return cn, nil
return cn, 0, nil
default:
// nil, valuenode shouldn't be committed
panic(fmt.Sprintf("%T: invalid node: %v", n, n))
@ -135,8 +136,11 @@ func (c *committer) commit(n node, db *Database) (node, error) {
}
// commitChildren commits the children of the given fullnode
func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, error) {
var children [17]node
func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, int, error) {
var (
committed int
children [17]node
)
for i := 0; i < 16; i++ {
child := n.Children[i]
if child == nil {
@ -144,25 +148,26 @@ func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, error)
}
// If it's the hashed child, save the hash value directly.
// Note: it's impossible that the child in range [0, 15]
// is a valuenode.
// is a valueNode.
if hn, ok := child.(hashNode); ok {
children[i] = hn
continue
}
// Commit the child recursively and store the "hashed" value.
// Note the returned node can be some embedded nodes, so it's
// possible the type is not hashnode.
hashed, err := c.commit(child, db)
// possible the type is not hashNode.
hashed, childCommitted, err := c.commit(child, db)
if err != nil {
return children, err
return children, 0, err
}
children[i] = hashed
committed += childCommitted
}
// For the 17th child, it's possible the type is valuenode.
if n.Children[16] != nil {
children[16] = n.Children[16]
}
return children, nil
return children, committed, nil
}
// store hashes the node n and if we have a storage layer specified, it writes
@ -176,7 +181,7 @@ func (c *committer) store(n node, db *Database) node {
)
if hash == nil {
// This was not generated - must be a small node stored in the parent.
// In theory we should apply the leafCall here if it's not nil(embedded
// In theory, we should apply the leafCall here if it's not nil(embedded
// node usually contains value). But small value(less than 32bytes) is
// not our target.
return n
@ -224,7 +229,7 @@ func (c *committer) commitLoop(db *Database) {
}
case *fullNode:
// For children in range [0, 15], it's impossible
// to contain valuenode. Only check the 17th child.
// to contain valueNode. Only check the 17th child.
if n.Children[16] != nil {
c.onleaf(nil, nil, n.Children[16].(valueNode), hash)
}

2
trie/iterator_test.go
View File

@ -393,7 +393,7 @@ func testIteratorContinueAfterSeekError(t *testing.T, memonly bool) {
for _, val := range testdata1 {
ctr.Update([]byte(val.k), []byte(val.v))
}
root, _ := ctr.Commit(nil)
root, _, _ := ctr.Commit(nil)
if !memonly {
triedb.Commit(root, true, nil)
}

2
trie/secure_trie.go
View File

@ -144,7 +144,7 @@ func (t *SecureTrie) GetKey(shaKey []byte) []byte {
//
// Committing flushes nodes from memory. Subsequent Get calls will load nodes
// from the database.
func (t *SecureTrie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
func (t *SecureTrie) Commit(onleaf LeafCallback) (common.Hash, int, error) {
// Write all the pre-images to the actual disk database
if len(t.getSecKeyCache()) > 0 {
if t.trie.db.preimages != nil { // Ugly direct check but avoids the below write lock

13
trie/trie.go
View File

@ -514,12 +514,12 @@ func (t *Trie) Hash() common.Hash {
// Commit writes all nodes to the trie's memory database, tracking the internal
// and external (for account tries) references.
func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
func (t *Trie) Commit(onleaf LeafCallback) (common.Hash, int, error) {
if t.db == nil {
panic("commit called on trie with nil database")
}
if t.root == nil {
return emptyRoot, nil
return emptyRoot, 0, nil
}
// Derive the hash for all dirty nodes first. We hold the assumption
// in the following procedure that all nodes are hashed.
@ -531,7 +531,7 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
// up goroutines. This can happen e.g. if we load a trie for reading storage
// values, but don't write to it.
if _, dirty := t.root.cache(); !dirty {
return rootHash, nil
return rootHash, 0, nil
}
var wg sync.WaitGroup
if onleaf != nil {
@ -543,8 +543,7 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
h.commitLoop(t.db)
}()
}
var newRoot hashNode
newRoot, err = h.Commit(t.root, t.db)
newRoot, committed, err := h.Commit(t.root, t.db)
if onleaf != nil {
// The leafch is created in newCommitter if there was an onleaf callback
// provided. The commitLoop only _reads_ from it, and the commit
@ -554,10 +553,10 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
wg.Wait()
}
if err != nil {
return common.Hash{}, err
return common.Hash{}, 0, err
}
t.root = newRoot
return rootHash, nil
return rootHash, committed, nil
}
// hashRoot calculates the root hash of the given trie

22
trie/trie_test.go
View File

@ -90,7 +90,7 @@ func testMissingNode(t *testing.T, memonly bool) {
trie, _ := New(common.Hash{}, triedb)
updateString(trie, "120000", "qwerqwerqwerqwerqwerqwerqwerqwer")
updateString(trie, "123456", "asdfasdfasdfasdfasdfasdfasdfasdf")
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
if !memonly {
triedb.Commit(root, true, nil)
}
@ -172,7 +172,7 @@ func TestInsert(t *testing.T) {
updateString(trie, "A", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
exp = common.HexToHash("d23786fb4a010da3ce639d66d5e904a11dbc02746d1ce25029e53290cabf28ab")
root, err := trie.Commit(nil)
root, _, err := trie.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -270,7 +270,7 @@ func TestReplication(t *testing.T) {
for _, val := range vals {
updateString(trie, val.k, val.v)
}
exp, err := trie.Commit(nil)
exp, _, err := trie.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -285,7 +285,7 @@ func TestReplication(t *testing.T) {
t.Errorf("trie2 doesn't have %q => %q", kv.k, kv.v)
}
}
hash, err := trie2.Commit(nil)
hash, _, err := trie2.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -429,11 +429,11 @@ func runRandTest(rt randTest) bool {
rt[i].err = fmt.Errorf("mismatch for key 0x%x, got 0x%x want 0x%x", step.key, v, want)
}
case opCommit:
_, rt[i].err = tr.Commit(nil)
_, _, rt[i].err = tr.Commit(nil)
case opHash:
tr.Hash()
case opReset:
hash, err := tr.Commit(nil)
hash, _, err := tr.Commit(nil)
if err != nil {
rt[i].err = err
return false
@ -633,7 +633,7 @@ func TestCommitAfterHash(t *testing.T) {
if exp != root {
t.Errorf("got %x, exp %x", root, exp)
}
root, _ = trie.Commit(nil)
root, _, _ = trie.Commit(nil)
if exp != root {
t.Errorf("got %x, exp %x", root, exp)
}
@ -740,7 +740,7 @@ func TestCommitSequence(t *testing.T) {
trie.Update(crypto.Keccak256(addresses[i][:]), accounts[i])
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, func(c common.Hash) {
// And spongify the callback-order
@ -792,7 +792,7 @@ func TestCommitSequenceRandomBlobs(t *testing.T) {
trie.Update(key, val)
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, func(c common.Hash) {
// And spongify the callback-order
@ -834,7 +834,7 @@ func TestCommitSequenceStackTrie(t *testing.T) {
stTrie.TryUpdate(key, val)
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, nil)
// And flush stacktrie -> disk
@ -879,7 +879,7 @@ func TestCommitSequenceSmallRoot(t *testing.T) {
trie.TryUpdate(key, []byte{0x1})
stTrie.TryUpdate(key, []byte{0x1})
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, nil)
// And flush stacktrie -> disk