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cmd/geth: add db cmd to show metadata (#23900)

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* cmd/geth: add db cmd to show metadata

* cmd/geth: better output generator status

Co-authored-by: Sina Mahmoodi <1591639+s1na@users.noreply.github.com>

* cmd: minor

Co-authored-by: Sina Mahmoodi <1591639+s1na@users.noreply.github.com>
Co-authored-by: Sina Mahmoodi <itz.s1na@gmail.com>
This commit is contained in:
Martin Holst Swende
2022-01-18 11:30:41 +01:00
committed by GitHub
parent 4aab440ee2
commit 51eb5f8ca8
2 changed files with 88 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
core/state/snapshot/journal.go
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@ -66,6 +66,29 @@ type journalStorage struct {
Vals [][]byte
}
func ParseGeneratorStatus(generatorBlob []byte) string {
if len(generatorBlob) == 0 {
return ""
}
var generator journalGenerator
if err := rlp.DecodeBytes(generatorBlob, &generator); err != nil {
log.Warn("failed to decode snapshot generator", "err", err)
return ""
}
// Figure out whether we're after or within an account
var m string
switch marker := generator.Marker; len(marker) {
case common.HashLength:
m = fmt.Sprintf("at %#x", marker)
case 2 * common.HashLength:
m = fmt.Sprintf("in %#x at %#x", marker[:common.HashLength], marker[common.HashLength:])
default:
m = fmt.Sprintf("%#x", marker)
}
return fmt.Sprintf(`Done: %v, Accounts: %d, Slots: %d, Storage: %d, Marker: %s`,
generator.Done, generator.Accounts, generator.Slots, generator.Storage, m)
}
// loadAndParseJournal tries to parse the snapshot journal in latest format.
func loadAndParseJournal(db ethdb.KeyValueStore, base *diskLayer) (snapshot, journalGenerator, error) {
// Retrieve the disk layer generator. It must exist, no matter the