d42a45f16f
In this commit, we add a database migration from version 4 to version 5. We also take this opportunity to clean up the old migration code. This is no longer needed as wallets very old can simply go back in the prior git history to migrate to version 4, then go from there to version 5.
257 lines
7.4 KiB
Go
257 lines
7.4 KiB
Go
// Copyright (c) 2014-2015 The btcsuite developers
|
|
// Use of this source code is governed by an ISC
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package main
|
|
|
|
import (
|
|
"bufio"
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
"time"
|
|
|
|
"github.com/roasbeef/btcd/btcec"
|
|
"github.com/roasbeef/btcd/chaincfg"
|
|
"github.com/roasbeef/btcd/wire"
|
|
"github.com/roasbeef/btcutil"
|
|
"github.com/roasbeef/btcwallet/internal/legacy/keystore"
|
|
"github.com/roasbeef/btcwallet/internal/prompt"
|
|
"github.com/roasbeef/btcwallet/waddrmgr"
|
|
"github.com/roasbeef/btcwallet/wallet"
|
|
"github.com/roasbeef/btcwallet/walletdb"
|
|
_ "github.com/roasbeef/btcwallet/walletdb/bdb"
|
|
)
|
|
|
|
// networkDir returns the directory name of a network directory to hold wallet
|
|
// files.
|
|
func networkDir(dataDir string, chainParams *chaincfg.Params) string {
|
|
netname := chainParams.Name
|
|
|
|
// For now, we must always name the testnet data directory as "testnet"
|
|
// and not "testnet3" or any other version, as the chaincfg testnet3
|
|
// paramaters will likely be switched to being named "testnet3" in the
|
|
// future. This is done to future proof that change, and an upgrade
|
|
// plan to move the testnet3 data directory can be worked out later.
|
|
if chainParams.Net == wire.TestNet3 {
|
|
netname = "testnet"
|
|
}
|
|
|
|
return filepath.Join(dataDir, netname)
|
|
}
|
|
|
|
// convertLegacyKeystore converts all of the addresses in the passed legacy
|
|
// key store to the new waddrmgr.Manager format. Both the legacy keystore and
|
|
// the new manager must be unlocked.
|
|
func convertLegacyKeystore(legacyKeyStore *keystore.Store, w *wallet.Wallet) error {
|
|
netParams := legacyKeyStore.Net()
|
|
blockStamp := waddrmgr.BlockStamp{
|
|
Height: 0,
|
|
Hash: *netParams.GenesisHash,
|
|
}
|
|
for _, walletAddr := range legacyKeyStore.ActiveAddresses() {
|
|
switch addr := walletAddr.(type) {
|
|
case keystore.PubKeyAddress:
|
|
privKey, err := addr.PrivKey()
|
|
if err != nil {
|
|
fmt.Printf("WARN: Failed to obtain private key "+
|
|
"for address %v: %v\n", addr.Address(),
|
|
err)
|
|
continue
|
|
}
|
|
|
|
wif, err := btcutil.NewWIF((*btcec.PrivateKey)(privKey),
|
|
netParams, addr.Compressed())
|
|
if err != nil {
|
|
fmt.Printf("WARN: Failed to create wallet "+
|
|
"import format for address %v: %v\n",
|
|
addr.Address(), err)
|
|
continue
|
|
}
|
|
|
|
_, err = w.ImportPrivateKey(waddrmgr.KeyScopeBIP0044,
|
|
wif, &blockStamp, false)
|
|
if err != nil {
|
|
fmt.Printf("WARN: Failed to import private "+
|
|
"key for address %v: %v\n",
|
|
addr.Address(), err)
|
|
continue
|
|
}
|
|
|
|
case keystore.ScriptAddress:
|
|
_, err := w.ImportP2SHRedeemScript(addr.Script())
|
|
if err != nil {
|
|
fmt.Printf("WARN: Failed to import "+
|
|
"pay-to-script-hash script for "+
|
|
"address %v: %v\n", addr.Address(), err)
|
|
continue
|
|
}
|
|
|
|
default:
|
|
fmt.Printf("WARN: Skipping unrecognized legacy "+
|
|
"keystore type: %T\n", addr)
|
|
continue
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// createWallet prompts the user for information needed to generate a new wallet
|
|
// and generates the wallet accordingly. The new wallet will reside at the
|
|
// provided path.
|
|
func createWallet(cfg *config) error {
|
|
dbDir := networkDir(cfg.AppDataDir.Value, activeNet.Params)
|
|
loader := wallet.NewLoader(activeNet.Params, dbDir)
|
|
|
|
// When there is a legacy keystore, open it now to ensure any errors
|
|
// don't end up exiting the process after the user has spent time
|
|
// entering a bunch of information.
|
|
netDir := networkDir(cfg.AppDataDir.Value, activeNet.Params)
|
|
keystorePath := filepath.Join(netDir, keystore.Filename)
|
|
var legacyKeyStore *keystore.Store
|
|
_, err := os.Stat(keystorePath)
|
|
if err != nil && !os.IsNotExist(err) {
|
|
// A stat error not due to a non-existant file should be
|
|
// returned to the caller.
|
|
return err
|
|
} else if err == nil {
|
|
// Keystore file exists.
|
|
legacyKeyStore, err = keystore.OpenDir(netDir)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// Start by prompting for the private passphrase. When there is an
|
|
// existing keystore, the user will be promped for that passphrase,
|
|
// otherwise they will be prompted for a new one.
|
|
reader := bufio.NewReader(os.Stdin)
|
|
privPass, err := prompt.PrivatePass(reader, legacyKeyStore)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// When there exists a legacy keystore, unlock it now and set up a
|
|
// callback to import all keystore keys into the new walletdb
|
|
// wallet
|
|
if legacyKeyStore != nil {
|
|
err = legacyKeyStore.Unlock(privPass)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Import the addresses in the legacy keystore to the new wallet if
|
|
// any exist, locking each wallet again when finished.
|
|
loader.RunAfterLoad(func(w *wallet.Wallet) {
|
|
defer legacyKeyStore.Lock()
|
|
|
|
fmt.Println("Importing addresses from existing wallet...")
|
|
|
|
lockChan := make(chan time.Time, 1)
|
|
defer func() {
|
|
lockChan <- time.Time{}
|
|
}()
|
|
err := w.Unlock(privPass, lockChan)
|
|
if err != nil {
|
|
fmt.Printf("ERR: Failed to unlock new wallet "+
|
|
"during old wallet key import: %v", err)
|
|
return
|
|
}
|
|
|
|
err = convertLegacyKeystore(legacyKeyStore, w)
|
|
if err != nil {
|
|
fmt.Printf("ERR: Failed to import keys from old "+
|
|
"wallet format: %v", err)
|
|
return
|
|
}
|
|
|
|
// Remove the legacy key store.
|
|
err = os.Remove(keystorePath)
|
|
if err != nil {
|
|
fmt.Printf("WARN: Failed to remove legacy wallet "+
|
|
"from'%s'\n", keystorePath)
|
|
}
|
|
})
|
|
}
|
|
|
|
// Ascertain the public passphrase. This will either be a value
|
|
// specified by the user or the default hard-coded public passphrase if
|
|
// the user does not want the additional public data encryption.
|
|
pubPass, err := prompt.PublicPass(reader, privPass,
|
|
[]byte(wallet.InsecurePubPassphrase), []byte(cfg.WalletPass))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Ascertain the wallet generation seed. This will either be an
|
|
// automatically generated value the user has already confirmed or a
|
|
// value the user has entered which has already been validated.
|
|
seed, err := prompt.Seed(reader)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
fmt.Println("Creating the wallet...")
|
|
w, err := loader.CreateNewWallet(pubPass, privPass, seed)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
w.Manager.Close()
|
|
fmt.Println("The wallet has been created successfully.")
|
|
return nil
|
|
}
|
|
|
|
// createSimulationWallet is intended to be called from the rpcclient
|
|
// and used to create a wallet for actors involved in simulations.
|
|
func createSimulationWallet(cfg *config) error {
|
|
// Simulation wallet password is 'password'.
|
|
privPass := []byte("password")
|
|
|
|
// Public passphrase is the default.
|
|
pubPass := []byte(wallet.InsecurePubPassphrase)
|
|
|
|
netDir := networkDir(cfg.AppDataDir.Value, activeNet.Params)
|
|
|
|
// Create the wallet.
|
|
dbPath := filepath.Join(netDir, walletDbName)
|
|
fmt.Println("Creating the wallet...")
|
|
|
|
// Create the wallet database backed by bolt db.
|
|
db, err := walletdb.Create("bdb", dbPath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer db.Close()
|
|
|
|
// Create the wallet.
|
|
err = wallet.Create(db, pubPass, privPass, nil, activeNet.Params)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
fmt.Println("The wallet has been created successfully.")
|
|
return nil
|
|
}
|
|
|
|
// checkCreateDir checks that the path exists and is a directory.
|
|
// If path does not exist, it is created.
|
|
func checkCreateDir(path string) error {
|
|
if fi, err := os.Stat(path); err != nil {
|
|
if os.IsNotExist(err) {
|
|
// Attempt data directory creation
|
|
if err = os.MkdirAll(path, 0700); err != nil {
|
|
return fmt.Errorf("cannot create directory: %s", err)
|
|
}
|
|
} else {
|
|
return fmt.Errorf("error checking directory: %s", err)
|
|
}
|
|
} else {
|
|
if !fi.IsDir() {
|
|
return fmt.Errorf("path '%s' is not a directory", path)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|