mirror of https://github.com/ethereum/go-ethereum
obscuren
9 years ago
commit
f082c1b895
@ -0,0 +1,159 @@ |
||||
package main |
||||
|
||||
import ( |
||||
"fmt" |
||||
"os" |
||||
"path/filepath" |
||||
"strconv" |
||||
"time" |
||||
|
||||
"github.com/codegangsta/cli" |
||||
"github.com/ethereum/go-ethereum/cmd/utils" |
||||
"github.com/ethereum/go-ethereum/common" |
||||
"github.com/ethereum/go-ethereum/core" |
||||
"github.com/ethereum/go-ethereum/core/state" |
||||
"github.com/ethereum/go-ethereum/core/types" |
||||
"github.com/ethereum/go-ethereum/logger/glog" |
||||
) |
||||
|
||||
var ( |
||||
importCommand = cli.Command{ |
||||
Action: importChain, |
||||
Name: "import", |
||||
Usage: `import a blockchain file`, |
||||
} |
||||
exportCommand = cli.Command{ |
||||
Action: exportChain, |
||||
Name: "export", |
||||
Usage: `export blockchain into file`, |
||||
} |
||||
upgradedbCommand = cli.Command{ |
||||
Action: upgradeDB, |
||||
Name: "upgradedb", |
||||
Usage: "upgrade chainblock database", |
||||
} |
||||
removedbCommand = cli.Command{ |
||||
Action: removeDB, |
||||
Name: "removedb", |
||||
Usage: "Remove blockchain and state databases", |
||||
} |
||||
dumpCommand = cli.Command{ |
||||
Action: dump, |
||||
Name: "dump", |
||||
Usage: `dump a specific block from storage`, |
||||
Description: ` |
||||
The arguments are interpreted as block numbers or hashes. |
||||
Use "ethereum dump 0" to dump the genesis block. |
||||
`, |
||||
} |
||||
) |
||||
|
||||
func importChain(ctx *cli.Context) { |
||||
if len(ctx.Args()) != 1 { |
||||
utils.Fatalf("This command requires an argument.") |
||||
} |
||||
chain, blockDB, stateDB, extraDB := utils.MakeChain(ctx) |
||||
start := time.Now() |
||||
err := utils.ImportChain(chain, ctx.Args().First()) |
||||
closeAll(blockDB, stateDB, extraDB) |
||||
if err != nil { |
||||
utils.Fatalf("Import error: %v", err) |
||||
} |
||||
fmt.Printf("Import done in %v", time.Since(start)) |
||||
} |
||||
|
||||
func exportChain(ctx *cli.Context) { |
||||
if len(ctx.Args()) != 1 { |
||||
utils.Fatalf("This command requires an argument.") |
||||
} |
||||
chain, _, _, _ := utils.MakeChain(ctx) |
||||
start := time.Now() |
||||
if err := utils.ExportChain(chain, ctx.Args().First()); err != nil { |
||||
utils.Fatalf("Export error: %v\n", err) |
||||
} |
||||
fmt.Printf("Export done in %v", time.Since(start)) |
||||
} |
||||
|
||||
func removeDB(ctx *cli.Context) { |
||||
confirm, err := utils.PromptConfirm("Remove local databases?") |
||||
if err != nil { |
||||
utils.Fatalf("%v", err) |
||||
} |
||||
|
||||
if confirm { |
||||
fmt.Println("Removing chain and state databases...") |
||||
start := time.Now() |
||||
|
||||
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "blockchain")) |
||||
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "state")) |
||||
|
||||
fmt.Printf("Removed in %v\n", time.Since(start)) |
||||
} else { |
||||
fmt.Println("Operation aborted") |
||||
} |
||||
} |
||||
|
||||
func upgradeDB(ctx *cli.Context) { |
||||
glog.Infoln("Upgrading blockchain database") |
||||
|
||||
chain, blockDB, stateDB, extraDB := utils.MakeChain(ctx) |
||||
v, _ := blockDB.Get([]byte("BlockchainVersion")) |
||||
bcVersion := int(common.NewValue(v).Uint()) |
||||
if bcVersion == 0 { |
||||
bcVersion = core.BlockChainVersion |
||||
} |
||||
|
||||
// Export the current chain.
|
||||
filename := fmt.Sprintf("blockchain_%d_%s.chain", bcVersion, time.Now().Format("20060102_150405")) |
||||
exportFile := filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), filename) |
||||
if err := utils.ExportChain(chain, exportFile); err != nil { |
||||
utils.Fatalf("Unable to export chain for reimport %s", err) |
||||
} |
||||
closeAll(blockDB, stateDB, extraDB) |
||||
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "blockchain")) |
||||
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "state")) |
||||
|
||||
// Import the chain file.
|
||||
chain, blockDB, stateDB, extraDB = utils.MakeChain(ctx) |
||||
blockDB.Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes()) |
||||
err := utils.ImportChain(chain, exportFile) |
||||
closeAll(blockDB, stateDB, extraDB) |
||||
if err != nil { |
||||
utils.Fatalf("Import error %v (a backup is made in %s, use the import command to import it)", err, exportFile) |
||||
} else { |
||||
os.Remove(exportFile) |
||||
glog.Infoln("Import finished") |
||||
} |
||||
} |
||||
|
||||
func dump(ctx *cli.Context) { |
||||
chain, _, stateDB, _ := utils.MakeChain(ctx) |
||||
for _, arg := range ctx.Args() { |
||||
var block *types.Block |
||||
if hashish(arg) { |
||||
block = chain.GetBlock(common.HexToHash(arg)) |
||||
} else { |
||||
num, _ := strconv.Atoi(arg) |
||||
block = chain.GetBlockByNumber(uint64(num)) |
||||
} |
||||
if block == nil { |
||||
fmt.Println("{}") |
||||
utils.Fatalf("block not found") |
||||
} else { |
||||
state := state.New(block.Root(), stateDB) |
||||
fmt.Printf("%s\n", state.Dump()) |
||||
} |
||||
} |
||||
} |
||||
|
||||
// hashish returns true for strings that look like hashes.
|
||||
func hashish(x string) bool { |
||||
_, err := strconv.Atoi(x) |
||||
return err != nil |
||||
} |
||||
|
||||
func closeAll(dbs ...common.Database) { |
||||
for _, db := range dbs { |
||||
db.Close() |
||||
} |
||||
} |
||||
File diff suppressed because it is too large
Load Diff
Loading…
Reference in new issue