Merged in coinplugin/go-metadium (pull request #20)

Master

Approved-by: Uh Sado <[email protected]>

Author: sadoci

Makefile

@@ -35,9 +35,11 @@ endif
 metadium: gmet logrot
 	@[ -d build/conf ] || mkdir -p build/conf
 	@cp -p metadium/scripts/gmet.sh metadium/scripts/solc.sh build/bin/
-	@cp -p metadium/scripts/config.json.example			\
-		metadium/scripts/genesis-template.json			\
-		metadium/contracts/MetadiumGovernance.js build/conf/
+	@cp -p metadium/scripts/config.json.example		\
+		metadium/scripts/genesis-template.json		\
+		metadium/contracts/MetadiumGovernance.js	\
+		metadium/scripts/deploy-governance.js		\
+		build/conf/
 	@(cd build; tar cfz metadium.tar.gz bin conf)
 	@echo "Done building build/metadium.tar.gz"
 
@@ -210,7 +212,7 @@ ifeq ($(shell uname), Linux)
 	if [ ! $$? = 0 ]; then						\
 		echo "Docker not found.";				\
 	else								\
-		docker run -e HOME=/tmp -it --rm			\
+		docker run -e HOME=/tmp --rm				\
 			-v /etc/passwd:/etc/passwd:ro			\
 			-v /etc/group:/etc/group:ro			\
 			-v ~/src:/home/$${USER}/src			\
@@ -223,7 +225,7 @@ else
 	if [ ! $$? = 0 ]; then						\
 		echo "Docker not found.";				\
 	else								\
-		docker run -e HOME=/tmp -it --rm -v $(shell pwd):/data	\
+		docker run -e HOME=/tmp --rm -v $(shell pwd):/data	\
 			-w /data metadium/bobthe:latest			\
 			make USE_ROCKSDB=$(USE_ROCKSDB);		\
 	fi

accounts/usbwallet/offline.go

@@ -0,0 +1,179 @@
+// Copyright 2019 The go-ethereum / go-metadium Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package usbwallet
+
+import (
+	"errors"
+	"io"
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/accounts"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/karalabe/hid"
+)
+
+// a simple wrapper for offline use, mainly for Close()
+type offlineWallet struct {
+	driver driver
+	info   hid.DeviceInfo
+	device *hid.Device
+	log    log.Logger
+}
+
+// dummy Hub structures for offline wallet use
+var (
+	offlineHubs []*Hub
+)
+
+func init() {
+	// nano ledger
+	offlineHubs = append(offlineHubs, &Hub{
+		scheme:     LedgerScheme,
+		vendorID:   0x2c97,
+		productIDs: []uint16{0x0000, 0x0001},
+		usageID:    0xffa0,
+		endpointID: 0,
+	})
+	// trezor 1
+	offlineHubs = append(offlineHubs, &Hub{
+		scheme:     TrezorScheme,
+		vendorID:   0x534c,
+		productIDs: []uint16{0x0001},
+		usageID:    0xff00,
+		endpointID: 0,
+	})
+	// trezor 2, this doesn't seem to work yet.
+	offlineHubs = append(offlineHubs, &Hub{
+		scheme:     TrezorScheme,
+		vendorID:   0x1209,
+		productIDs: []uint16{0x53c0, 0x53c1},
+		usageID:    0xf1d0,
+		endpointID: -1,
+	})
+}
+
+func (w *offlineWallet) Status() (string, error) {
+	return w.driver.Status()
+}
+
+func (w *offlineWallet) Open(device io.ReadWriter, passphrase string) error {
+	return w.driver.Open(device, passphrase)
+}
+
+func (w *offlineWallet) Close() error {
+	if w.device == nil {
+		return nil
+	}
+	w.driver.Close()
+	w.device.Close()
+	w.device = nil
+	return nil
+}
+
+func (w *offlineWallet) Heartbeat() error {
+	return w.driver.Heartbeat()
+}
+
+func (w *offlineWallet) Derive(path accounts.DerivationPath) (common.Address, error) {
+	return w.driver.Derive(path)
+}
+
+func (w *offlineWallet) SignTx(path accounts.DerivationPath, tx *types.Transaction, chainID *big.Int) (common.Address, *types.Transaction, error) {
+	return w.driver.SignTx(path, tx, chainID)
+}
+
+// ListDevices returns the array of ledger or trezor device paths
+// for mostly informational use
+func ListDevices(scheme string) []string {
+	var devices []string
+
+	// triple loop!
+	for _, hub := range offlineHubs {
+		if len(scheme) > 0 && hub.scheme != scheme {
+			continue
+		}
+		for _, info := range hid.Enumerate(hub.vendorID, 0) {
+			for _, id := range hub.productIDs {
+				if info.ProductID == id && (info.UsagePage == hub.usageID || info.Interface == hub.endpointID) {
+					devices = append(devices, info.Path)
+					break
+				}
+			}
+		}
+	}
+	return devices
+}
+
+// OpenOffline opens usb wallet for offline use.
+// If path is not specified, the first device is used.
+// Note that Trezor 1 after firmware upgrade doesn't work any more.
+func OpenOffline(scheme, path string) (interface{}, error) {
+	if scheme != LedgerScheme && scheme != TrezorScheme {
+		return nil, errors.New("Not Supported")
+	}
+	if path == "" {
+		paths := ListDevices(scheme)
+		if len(paths) == 0 {
+			return nil, errors.New("Not Found")
+		}
+		path = paths[0]
+	}
+
+	for _, hub := range offlineHubs {
+		if hub.scheme != scheme {
+			continue
+		}
+		for _, info := range hid.Enumerate(hub.vendorID, 0) {
+			if info.Path == path {
+				if scheme == TrezorScheme && info.Interface == -1 {
+					// Trezor 2. It's going to hang. Stop here.
+					return nil, errors.New("Trezor 2 doesn't work yet. You shouldn't have upgraded the firmware.")
+				}
+
+				logger := log.New("url", accounts.URL{Scheme: scheme, Path: path})
+				var drv driver
+				switch scheme {
+				case LedgerScheme:
+					drv = newLedgerDriver(logger)
+				case TrezorScheme:
+					drv = newTrezorDriver(logger)
+				}
+				device, err := info.Open()
+				if err != nil {
+					return nil, err
+				}
+				err = drv.Open(device, "")
+				if err != nil {
+					return nil, err
+				}
+				w := &offlineWallet{
+					driver: drv,
+					info:   info,
+					device: device,
+					log:    logger,
+				}
+				return w, nil
+			}
+		}
+	}
+
+	return nil, errors.New("Not Found")
+}
+
+// EOF

console/console.go

@@ -220,6 +220,8 @@ func (c *Console) init(preload []string) error {
 		}
 		c.prompter.SetWordCompleter(c.AutoCompleteInput)
 	}
+	// Metadium: set console prompter
+	jsre.PromptPassword = promptPassword
 	return nil
 }
 

console/prompter.go

@@ -170,3 +170,8 @@ func (p *terminalPrompter) ClearHistory() {
 func (p *terminalPrompter) SetWordCompleter(completer WordCompleter) {
 	p.State.SetWordCompleter(liner.WordCompleter(completer))
 }
+
+// Metadium. For offline wallet use
+func promptPassword(prompt string) (string, error) {
+	return Stdin.PromptPassword(prompt)
+}

ethclient/ethclient.go

@@ -506,6 +506,18 @@ func (ec *Client) SendTransaction(ctx context.Context, tx *types.Transaction) er
 	return ec.c.CallContext(ctx, nil, "eth_sendRawTransaction", common.ToHex(data))
 }
 
+// SendTransactions injects signed transactions into the pending pool for execution.
+//
+// If the transaction was a contract creation use the TransactionReceipt method to get the
+// contract address after the transaction has been mined.
+func (ec *Client) SendTransactions(ctx context.Context, txs types.Transactions) error {
+	data, err := rlp.EncodeToBytes(txs)
+	if err != nil {
+		return err
+	}
+	return ec.c.CallContext(ctx, nil, "eth_sendRawTransactions", common.ToHex(data))
+}
+
 func toCallArg(msg ethereum.CallMsg) interface{} {
 	arg := map[string]interface{}{
 		"from": msg.From,

internal/ethapi/api.go

@@ -1337,6 +1337,26 @@ func (s *PublicTransactionPoolAPI) SendRawTransaction(ctx context.Context, encod
 	return submitTransaction(ctx, s.b, tx)
 }
 
+// SendRawTransactions will add the signed transactions to the transaction pool.
+// The sender is responsible for signing the transactions and using the correct nonces.
+func (s *PublicTransactionPoolAPI) SendRawTransactions(ctx context.Context, encodedTxs []hexutil.Bytes) ([]common.Hash, error) {
+	var hashes []common.Hash
+	for _, etx := range encodedTxs {
+		tx := new(types.Transaction)
+		if err := rlp.DecodeBytes(etx, tx); err != nil {
+			hashes = append(hashes, common.Hash{})
+			continue
+		}
+		hash, err := submitTransaction(ctx, s.b, tx)
+		if err == nil {
+			hashes = append(hashes, hash)
+		} else {
+			hashes = append(hashes, common.Hash{})
+		}
+	}
+	return hashes, nil
+}
+
 // Sign calculates an ECDSA signature for:
 // keccack256("\x19Ethereum Signed Message:\n" + len(message) + message).
 //

internal/jsre/deps/bindata.go

@@ -78,6 +78,13 @@ func New(assetPath string, output io.Writer) *JSRE {
 	go re.runEventLoop()
 	re.Set("loadScript", re.loadScript)
 	re.Set("inspect", re.prettyPrintJS)
+	re.Set("loadFile", re.loadFile)
+	re.Set("msleep", re.msleep)
+	re.Set("offlineWalletOpen", re.offlineWalletOpen)
+	re.Set("offlineWalletAddress", re.offlineWalletAddress)
+	re.Set("offlineWalletClose", re.offlineWalletClose)
+	re.Set("offlineWalletSignTx", re.offlineWalletSignTx)
+	re.Set("offlineWalletList", re.offlineWalletList)
 	return re
 }
 
@@ -296,7 +303,6 @@ func (re *JSRE) loadScript(call otto.FunctionCall) otto.Value {
 	}
 	if _, err := compileAndRun(call.Otto, file, source); err != nil {
 		// TODO: throw exception
-		fmt.Println("err:", err)
 		return otto.FalseValue()
 	}
 	// TODO: return evaluation result
@@ -333,3 +339,31 @@ func compileAndRun(vm *otto.Otto, filename string, src interface{}) (otto.Value,
 	}
 	return vm.Run(script)
 }
+
+// loadFile loads a file content as string
+func (re *JSRE) loadFile(call otto.FunctionCall) otto.Value {
+	file, err := call.Argument(0).ToString()
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+	file = common.AbsolutePath(re.assetPath, file)
+	source, err := ioutil.ReadFile(file)
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+	value, err := otto.ToValue(string(source))
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+	return value
+}
+
+// msleep sleeps in ms resolution
+func (re *JSRE) msleep(call otto.FunctionCall) otto.Value {
+	delay, err := call.Argument(0).ToInteger()
+	if err != nil {
+		return otto.FalseValue()
+	}
+	time.Sleep(time.Duration(delay) * time.Millisecond)
+	return otto.TrueValue()
+}