cmd/geth: move blockchain commands to chaincmd.go

cmd/geth/blocktestcmd.go

@@ -12,7 +12,7 @@ import (
 	"github.com/ethereum/go-ethereum/tests"
 )
 
-var blocktestCmd = cli.Command{
+var blocktestCommand = cli.Command{
 	Action: runBlockTest,
 	Name:   "blocktest",
 	Usage:  `loads a block test file`,

cmd/geth/chaincmd.go

@@ -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.GetChain(ctx)
+	start := time.Now()
+	if err := utils.ImportChain(chain, ctx.Args().First()); err != nil {
+		utils.Fatalf("Import error: %v\n", err)
+	}
+	flushAll(blockDB, stateDB, extraDB)
+	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.GetChain(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.GetChain(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\n", err)
+	}
+	flushAll(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.GetChain(ctx)
+	blockDB.Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes())
+	err := utils.ImportChain(chain, exportFile)
+	flushAll(blockDB, stateDB, extraDB)
+	if err != nil {
+		utils.Fatalf("Import error %v (a backup is made in %s, use the import command to import it)\n", err, exportFile)
+	} else {
+		os.Remove(exportFile)
+		glog.Infoln("Import finished")
+	}
+}
+
+func dump(ctx *cli.Context) {
+	chain, _, stateDB, _ := utils.GetChain(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 flushAll(dbs ...common.Database) {
+	for _, db := range dbs {
+		db.Flush()
+		db.Close()
+	}
+}

cmd/geth/main.go

@@ -24,28 +24,23 @@ import (
 	"fmt"
 	"io"
 	"io/ioutil"
+	_ "net/http/pprof"
 	"os"
 	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
-	"time"
 
 	"github.com/codegangsta/cli"
 	"github.com/ethereum/ethash"
 	"github.com/ethereum/go-ethereum/accounts"
 	"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/eth"
 	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/logger/glog"
 	"github.com/mattn/go-colorable"
 	"github.com/mattn/go-isatty"
 )
-import _ "net/http/pprof"
 
 const (
 	ClientIdentifier = "Geth"
@@ -69,7 +64,12 @@ func init() {
 	app.Action = run
 	app.HideVersion = true // we have a command to print the version
 	app.Commands = []cli.Command{
-		blocktestCmd,
+		blocktestCommand,
+		importCommand,
+		exportCommand,
+		upgradedbCommand,
+		removedbCommand,
+		dumpCommand,
 		{
 			Action: makedag,
 			Name:   "makedag",
@@ -194,15 +194,6 @@ nodes.
 				},
 			},
 		},
-		{
-			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.
-`,
-		},
 		{
 			Action: console,
 			Name:   "console",
@@ -222,26 +213,6 @@ The JavaScript VM exposes a node admin interface as well as the Ðapp
 JavaScript API. See https://github.com/ethereum/go-ethereum/wiki/Javascipt-Console
 `,
 		},
-		{
-			Action: importchain,
-			Name:   "import",
-			Usage:  `import a blockchain file`,
-		},
-		{
-			Action: exportchain,
-			Name:   "export",
-			Usage:  `export blockchain into file`,
-		},
-		{
-			Action: upgradeDb,
-			Name:   "upgradedb",
-			Usage:  "upgrade chainblock database",
-		},
-		{
-			Action: removeDb,
-			Name:   "removedb",
-			Usage:  "Remove blockchain and state databases",
-		},
 	}
 	app.Flags = []cli.Flag{
 		utils.IdentityFlag,
@@ -508,103 +479,6 @@ func accountImport(ctx *cli.Context) {
 	fmt.Printf("Address: %x\n", acct)
 }
 
-func importchain(ctx *cli.Context) {
-	if len(ctx.Args()) != 1 {
-		utils.Fatalf("This command requires an argument.")
-	}
-	chain, blockDB, stateDB, extraDB := utils.GetChain(ctx)
-	start := time.Now()
-	if err := utils.ImportChain(chain, ctx.Args().First()); err != nil {
-		utils.Fatalf("Import error: %v\n", err)
-	}
-	flushAll(blockDB, stateDB, extraDB)
-	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.GetChain(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.GetChain(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\n", err)
-	}
-	flushAll(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.GetChain(ctx)
-	blockDB.Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes())
-	err := utils.ImportChain(chain, exportFile)
-	flushAll(blockDB, stateDB, extraDB)
-	if err != nil {
-		utils.Fatalf("Import error %v (a backup is made in %s, use the import command to import it)\n", err, exportFile)
-	} else {
-		os.Remove(exportFile)
-		glog.Infoln("Import finished")
-	}
-}
-
-func dump(ctx *cli.Context) {
-	chain, _, stateDB, _ := utils.GetChain(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())
-		}
-	}
-}
-
 func makedag(ctx *cli.Context) {
 	args := ctx.Args()
 	wrongArgs := func() {
@@ -647,16 +521,3 @@ func version(c *cli.Context) {
 	fmt.Printf("GOPATH=%s\n", os.Getenv("GOPATH"))
 	fmt.Printf("GOROOT=%s\n", runtime.GOROOT())
 }
-
-// hashish returns true for strings that look like hashes.
-func hashish(x string) bool {
-	_, err := strconv.Atoi(x)
-	return err != nil
-}
-
-func flushAll(dbs ...common.Database) {
-	for _, db := range dbs {
-		db.Flush()
-		db.Close()
-	}
-}