diff --git a/cmd/geth/dbcmd.go b/cmd/geth/dbcmd.go index ff4c06de267b7..4799a6388a9d5 100644 --- a/cmd/geth/dbcmd.go +++ b/cmd/geth/dbcmd.go @@ -34,9 +34,11 @@ import ( "github.com/ethereum/go-ethereum/common/hexutil" "github.com/ethereum/go-ethereum/console/prompt" "github.com/ethereum/go-ethereum/core/rawdb" + "github.com/ethereum/go-ethereum/core/state/snapshot" "github.com/ethereum/go-ethereum/ethdb" "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/trie" + "github.com/olekukonko/tablewriter" "gopkg.in/urfave/cli.v1" ) @@ -69,6 +71,7 @@ Remove blockchain and state databases`, dbDumpFreezerIndex, dbImportCmd, dbExportCmd, + dbMetadataCmd, }, } dbInspectCmd = cli.Command{ @@ -233,6 +236,21 @@ WARNING: This is a low-level operation which may cause database corruption!`, }, Description: "Exports the specified chain data to an RLP encoded stream, optionally gzip-compressed.", } + dbMetadataCmd = cli.Command{ + Action: utils.MigrateFlags(showMetaData), + Name: "metadata", + Usage: "Shows metadata about the chain status.", + Flags: []cli.Flag{ + utils.DataDirFlag, + utils.SyncModeFlag, + utils.MainnetFlag, + utils.RopstenFlag, + utils.SepoliaFlag, + utils.RinkebyFlag, + utils.GoerliFlag, + }, + Description: "Shows metadata about the chain status.", + } ) func removeDB(ctx *cli.Context) error { @@ -685,3 +703,50 @@ func exportChaindata(ctx *cli.Context) error { db := utils.MakeChainDatabase(ctx, stack, true) return utils.ExportChaindata(ctx.Args().Get(1), kind, exporter(db), stop) } + +func showMetaData(ctx *cli.Context) error { + stack, _ := makeConfigNode(ctx) + defer stack.Close() + db := utils.MakeChainDatabase(ctx, stack, true) + ancients, err := db.Ancients() + if err != nil { + fmt.Fprintf(os.Stderr, "Error accessing ancients: %v", err) + } + pp := func(val *uint64) string { + if val == nil { + return "" + } + return fmt.Sprintf("%d (0x%x)", *val, *val) + } + data := [][]string{ + {"databaseVersion", pp(rawdb.ReadDatabaseVersion(db))}, + {"headBlockHash", fmt.Sprintf("%v", rawdb.ReadHeadBlockHash(db))}, + {"headFastBlockHash", fmt.Sprintf("%v", rawdb.ReadHeadFastBlockHash(db))}, + {"headHeaderHash", fmt.Sprintf("%v", rawdb.ReadHeadHeaderHash(db))}} + if b := rawdb.ReadHeadBlock(db); b != nil { + data = append(data, []string{"headBlock.Hash", fmt.Sprintf("%v", b.Hash())}) + data = append(data, []string{"headBlock.Root", fmt.Sprintf("%v", b.Root())}) + data = append(data, []string{"headBlock.Number", fmt.Sprintf("%d (0x%x)", b.Number(), b.Number())}) + } + if h := rawdb.ReadHeadHeader(db); h != nil { + data = append(data, []string{"headHeader.Hash", fmt.Sprintf("%v", h.Hash())}) + data = append(data, []string{"headHeader.Root", fmt.Sprintf("%v", h.Root)}) + data = append(data, []string{"headHeader.Number", fmt.Sprintf("%d (0x%x)", h.Number, h.Number)}) + } + data = append(data, [][]string{{"frozen", fmt.Sprintf("%d items", ancients)}, + {"lastPivotNumber", pp(rawdb.ReadLastPivotNumber(db))}, + {"len(snapshotSyncStatus)", fmt.Sprintf("%d bytes", len(rawdb.ReadSnapshotSyncStatus(db)))}, + {"snapshotGenerator", snapshot.ParseGeneratorStatus(rawdb.ReadSnapshotGenerator(db))}, + {"snapshotDisabled", fmt.Sprintf("%v", rawdb.ReadSnapshotDisabled(db))}, + {"snapshotJournal", fmt.Sprintf("%d bytes", len(rawdb.ReadSnapshotJournal(db)))}, + {"snapshotRecoveryNumber", pp(rawdb.ReadSnapshotRecoveryNumber(db))}, + {"snapshotRoot", fmt.Sprintf("%v", rawdb.ReadSnapshotRoot(db))}, + {"txIndexTail", pp(rawdb.ReadTxIndexTail(db))}, + {"fastTxLookupLimit", pp(rawdb.ReadFastTxLookupLimit(db))}, + }...) + table := tablewriter.NewWriter(os.Stdout) + table.SetHeader([]string{"Field", "Value"}) + table.AppendBulk(data) + table.Render() + return nil +} diff --git a/core/state/snapshot/journal.go b/core/state/snapshot/journal.go index 5cfb9a9f2ad9a..6836a574090cd 100644 --- a/core/state/snapshot/journal.go +++ b/core/state/snapshot/journal.go @@ -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