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accounts, cmd, internal, node: implement HD wallet self-derivation

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This commit is contained in:
Péter Szilágyi
2017-02-08 20:25:52 +02:00
parent c5215fdd48
commit 205ea95802
9 changed files with 383 additions and 136 deletions
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32
cmd/geth/main.go
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@ -25,12 +25,14 @@ import (
"strings"
"time"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/console"
"github.com/ethereum/go-ethereum/contracts/release"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethclient"
"github.com/ethereum/go-ethereum/internal/debug"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
@ -249,12 +251,38 @@ func startNode(ctx *cli.Context, stack *node.Node) {
ks := stack.AccountManager().Backends(keystore.KeyStoreType)[0].(*keystore.KeyStore)
passwords := utils.MakePasswordList(ctx)
accounts := strings.Split(ctx.GlobalString(utils.UnlockedAccountFlag.Name), ",")
for i, account := range accounts {
unlocks := strings.Split(ctx.GlobalString(utils.UnlockedAccountFlag.Name), ",")
for i, account := range unlocks {
if trimmed := strings.TrimSpace(account); trimmed != "" {
unlockAccount(ctx, ks, trimmed, i, passwords)
}
}
// Register wallet event handlers to open and auto-derive wallets
events := make(chan accounts.WalletEvent, 16)
stack.AccountManager().Subscribe(events)
go func() {
// Create an chain state reader for self-derivation
rpcClient, err := stack.Attach()
if err != nil {
utils.Fatalf("Failed to attach to self: %v", err)
}
stateReader := ethclient.NewClient(rpcClient)
// Listen for wallet event till termination
for event := range events {
if event.Arrive {
if err := event.Wallet.Open(""); err != nil {
glog.V(logger.Info).Infof("New wallet appeared: %s, failed to open: %s", event.Wallet.URL(), err)
} else {
glog.V(logger.Info).Infof("New wallet appeared: %s, %s", event.Wallet.URL(), event.Wallet.Status())
}
event.Wallet.SelfDerive(accounts.DefaultBaseDerivationPath, stateReader)
} else {
glog.V(logger.Info).Infof("Old wallet dropped: %s", event.Wallet.URL())
}
}
}()
// Start auxiliary services if enabled
if ctx.GlobalBool(utils.MiningEnabledFlag.Name) {
var ethereum *eth.Ethereum