-
Notifications
You must be signed in to change notification settings - Fork 175
/
ledger_stats.go
52 lines (45 loc) · 1.36 KB
/
ledger_stats.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
package complete
import (
"github.com/schollz/progressbar/v3"
"github.com/onflow/flow-go/ledger"
"github.com/onflow/flow-go/ledger/complete/mtrie/flattener"
"github.com/onflow/flow-go/ledger/complete/mtrie/node"
)
type LedgerStats struct {
TrieCount uint64 `json:"tries_count"`
NodeCount uint64 `json:"node_count"`
InterimNodeCount uint64 `json:"interim_node_count"`
LeafNodeCount uint64 `json:"leaf_node_count"`
}
func (l *Ledger) CollectStats(payloadCallBack func(payload *ledger.Payload)) (*LedgerStats, error) {
visitedNodes := make(map[*node.Node]uint64)
var interimNodeCounter, leafNodeCounter, totalNodeCounter uint64
tries, err := l.Tries()
if err != nil {
return nil, err
}
bar := progressbar.Default(int64(len(tries)), "collecting ledger stats")
for _, trie := range tries {
for itr := flattener.NewUniqueNodeIterator(trie.RootNode(), visitedNodes); itr.Next(); {
n := itr.Value()
if n.IsLeaf() {
payload := n.Payload()
leafNodeCounter++
payloadCallBack(payload)
} else {
interimNodeCounter++
}
visitedNodes[n] = totalNodeCounter
totalNodeCounter++
}
if err = bar.Add(1); err != nil {
return nil, err
}
}
return &LedgerStats{
TrieCount: uint64(len(tries)),
NodeCount: totalNodeCounter,
InterimNodeCount: interimNodeCounter,
LeafNodeCount: leafNodeCounter,
}, nil
}