mirror of
https://github.com/ethereum/go-ethereum.git
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136 lines
3.6 KiB
Go
136 lines
3.6 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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//
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package main
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import (
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"bufio"
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"github.com/ethereum/go-ethereum/log"
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"github.com/powerman/rpc-codec/jsonrpc2"
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"io"
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"os"
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"sync"
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)
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type StdIOUI struct {
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client *jsonrpc2.Client
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// codec rpc.ClientCodec
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mu sync.Mutex
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}
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func NewStdIOUI() *StdIOUI {
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in, out := bufio.NewReader(os.Stdin), os.Stdout
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//codec := rpc2.NewJSONCodec()
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return &StdIOUI{client: jsonrpc2.NewClient(&rwc{in, out})}
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//return &StdIOUI{}
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}
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func (ui StdIOUI) dispatch(serviceMethod string, args interface{}, reply interface{}) error {
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// ui.mu.Lock()
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// defer ui.mu.Unlock()
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//This is not synchronized, which should not be necssary. Ideally, the UI should be able
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// to get requests and send responses out-of-order -- thus the rpc has an ID.
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// in, out := bufio.NewReader(os.Stdin), os.Stdout
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// codec := jsonrpc.NewClientCodec(&rwc{in, out})
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// c := rpc.NewClientWithCodec(codec)
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// return c.Call(serviceMethod, args, &reply)
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err := ui.client.Call(serviceMethod, args, &reply)
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if err != nil {
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log.Info("Error", "exc", err.Error())
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}
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return err
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}
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func (ui StdIOUI) ApproveTx(request *SignTxRequest) (SignTxResponse, error) {
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result := SignTxResponse{}
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if err := ui.dispatch("ApproveTx", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ApproveSignData(request *SignDataRequest) (SignDataResponse, error) {
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var result SignDataResponse
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if err := ui.dispatch("ApproveSignData", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ApproveExport(request *ExportRequest) (ExportResponse, error) {
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var result ExportResponse
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if err := ui.dispatch("ApproveExport", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ApproveImport(request *ImportRequest) (ImportResponse, error) {
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var result ImportResponse
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if err := ui.dispatch("ApproveImport", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ApproveListing(request *ListRequest) (ListResponse, error) {
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var result ListResponse
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if err := ui.dispatch("ApproveListing", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ApproveNewAccount(request *NewAccountRequest) (NewAccountResponse, error) {
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var result NewAccountResponse
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if err := ui.dispatch("ApproveNewAccount", request, &result); err != nil {
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return result, err
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}
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return result, nil
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}
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func (ui StdIOUI) ShowError(message string) {
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err := ui.dispatch("ShowError", &Message{message}, nil)
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if err != nil {
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log.Info("Error calling 'ShowError'", "exc", err.Error(), "msg", message)
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}
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}
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func (ui StdIOUI) ShowInfo(message string) {
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err := ui.dispatch("ShowInfo", Message{message}, nil)
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if err != nil {
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log.Info("Error calling 'ShowInfo'", "exc", err.Error(), "msg", message)
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}
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}
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type rwc struct {
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io.Reader
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io.Writer
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}
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func (r *rwc) Close() error {
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if err := os.Stdin.Close(); err != nil {
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return err
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}
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return os.Stdout.Close()
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//return nil
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}
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