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-rw-r--r--rpc/jeth.go324
1 files changed, 0 insertions, 324 deletions
diff --git a/rpc/jeth.go b/rpc/jeth.go
deleted file mode 100644
index b195a4965..000000000
--- a/rpc/jeth.go
+++ /dev/null
@@ -1,324 +0,0 @@
-// Copyright 2015 The go-ethereum 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 rpc
-
-import (
- "encoding/json"
- "fmt"
- "time"
-
- "github.com/ethereum/go-ethereum/cmd/utils"
- "github.com/ethereum/go-ethereum/jsre"
- "github.com/ethereum/go-ethereum/logger"
- "github.com/ethereum/go-ethereum/logger/glog"
- "github.com/ethereum/go-ethereum/rpc/comms"
- "github.com/ethereum/go-ethereum/rpc/shared"
- "github.com/ethereum/go-ethereum/rpc/useragent"
- "github.com/ethereum/go-ethereum/xeth"
-
- "github.com/robertkrimen/otto"
-)
-
-type Jeth struct {
- ethApi shared.EthereumApi
- re *jsre.JSRE
- client comms.EthereumClient
- fe xeth.Frontend
-}
-
-func NewJeth(ethApi shared.EthereumApi, re *jsre.JSRE, client comms.EthereumClient, fe xeth.Frontend) *Jeth {
- return &Jeth{ethApi, re, client, fe}
-}
-
-func (self *Jeth) err(call otto.FunctionCall, code int, msg string, id interface{}) (response otto.Value) {
- m := shared.NewRpcErrorResponse(id, shared.JsonRpcVersion, code, fmt.Errorf(msg))
- errObj, _ := json.Marshal(m.Error)
- errRes, _ := json.Marshal(m)
-
- call.Otto.Run("ret_error = " + string(errObj))
- res, _ := call.Otto.Run("ret_response = " + string(errRes))
-
- return res
-}
-
-// UnlockAccount asks the user for the password and than executes the jeth.UnlockAccount callback in the jsre
-func (self *Jeth) UnlockAccount(call otto.FunctionCall) (response otto.Value) {
- var cmd, account, passwd string
- timeout := int64(300)
- var ok bool
-
- if len(call.ArgumentList) == 0 {
- fmt.Println("expected address of account to unlock")
- return otto.FalseValue()
- }
-
- if len(call.ArgumentList) >= 1 {
- if accountExport, err := call.Argument(0).Export(); err == nil {
- if account, ok = accountExport.(string); ok {
- if len(call.ArgumentList) == 1 {
- fmt.Printf("Unlock account %s\n", account)
- passwd, err = utils.PromptPassword("Passphrase: ", true)
- if err != nil {
- return otto.FalseValue()
- }
- }
- }
- }
- }
- if len(call.ArgumentList) >= 2 {
- if passwdExport, err := call.Argument(1).Export(); err == nil {
- passwd, _ = passwdExport.(string)
- }
- }
-
- if len(call.ArgumentList) >= 3 {
- if timeoutExport, err := call.Argument(2).Export(); err == nil {
- timeout, _ = timeoutExport.(int64)
- }
- }
-
- cmd = fmt.Sprintf("jeth.unlockAccount('%s', '%s', %d)", account, passwd, timeout)
- if val, err := call.Otto.Run(cmd); err == nil {
- return val
- }
-
- return otto.FalseValue()
-}
-
-// NewAccount asks the user for the password and than executes the jeth.newAccount callback in the jsre
-func (self *Jeth) NewAccount(call otto.FunctionCall) (response otto.Value) {
- if len(call.ArgumentList) == 0 {
- passwd, err := utils.PromptPassword("Passphrase: ", true)
- if err != nil {
- return otto.FalseValue()
- }
- passwd2, err := utils.PromptPassword("Repeat passphrase: ", true)
- if err != nil {
- return otto.FalseValue()
- }
-
- if passwd != passwd2 {
- fmt.Println("Passphrases don't match")
- return otto.FalseValue()
- }
-
- cmd := fmt.Sprintf("jeth.newAccount('%s')", passwd)
- if val, err := call.Otto.Run(cmd); err == nil {
- return val
- }
- } else {
- fmt.Println("New account doesn't expect argument(s), you will be prompted for a password")
- }
-
- return otto.FalseValue()
-}
-
-func (self *Jeth) Send(call otto.FunctionCall) (response otto.Value) {
- reqif, err := call.Argument(0).Export()
- if err != nil {
- return self.err(call, -32700, err.Error(), nil)
- }
-
- jsonreq, err := json.Marshal(reqif)
- var reqs []shared.Request
- batch := true
- err = json.Unmarshal(jsonreq, &reqs)
- if err != nil {
- reqs = make([]shared.Request, 1)
- err = json.Unmarshal(jsonreq, &reqs[0])
- batch = false
- }
-
- call.Otto.Set("response_len", len(reqs))
- call.Otto.Run("var ret_response = new Array(response_len);")
-
- for i, req := range reqs {
- var respif interface{}
- err := self.client.Send(&req)
- if err != nil {
- return self.err(call, -32603, err.Error(), req.Id)
- }
-
- recv:
- respif, err = self.client.Recv()
- if err != nil {
- return self.err(call, -32603, err.Error(), req.Id)
- }
-
- agentreq, isRequest := respif.(*shared.Request)
- if isRequest {
- self.handleRequest(agentreq)
- goto recv // receive response after agent interaction
- }
-
- sucres, isSuccessResponse := respif.(*shared.SuccessResponse)
- errres, isErrorResponse := respif.(*shared.ErrorResponse)
- if !isSuccessResponse && !isErrorResponse {
- return self.err(call, -32603, fmt.Sprintf("Invalid response type (%T)", respif), req.Id)
- }
-
- call.Otto.Set("ret_jsonrpc", shared.JsonRpcVersion)
- call.Otto.Set("ret_id", req.Id)
-
- var res []byte
- if isSuccessResponse {
- res, err = json.Marshal(sucres.Result)
- } else if isErrorResponse {
- res, err = json.Marshal(errres.Error)
- }
-
- call.Otto.Set("ret_result", string(res))
- call.Otto.Set("response_idx", i)
- response, err = call.Otto.Run(`
- ret_response[response_idx] = { jsonrpc: ret_jsonrpc, id: ret_id, result: JSON.parse(ret_result) };
- `)
- }
-
- if !batch {
- call.Otto.Run("ret_response = ret_response[0];")
- }
-
- if call.Argument(1).IsObject() {
- call.Otto.Set("callback", call.Argument(1))
- call.Otto.Run(`
- if (Object.prototype.toString.call(callback) == '[object Function]') {
- callback(null, ret_response);
- }
- `)
- }
-
- return
-}
-
-// handleRequest will handle user agent requests by interacting with the user and sending
-// the user response back to the geth service
-func (self *Jeth) handleRequest(req *shared.Request) bool {
- var err error
- var args []interface{}
- if err = json.Unmarshal(req.Params, &args); err != nil {
- glog.V(logger.Info).Infof("Unable to parse agent request - %v\n", err)
- return false
- }
-
- switch req.Method {
- case useragent.AskPasswordMethod:
- return self.askPassword(req.Id, req.Jsonrpc, args)
- case useragent.ConfirmTransactionMethod:
- return self.confirmTransaction(req.Id, req.Jsonrpc, args)
- }
-
- return false
-}
-
-// askPassword will ask the user to supply the password for a given account
-func (self *Jeth) askPassword(id interface{}, jsonrpc string, args []interface{}) bool {
- var err error
- var passwd string
- if len(args) >= 1 {
- if account, ok := args[0].(string); ok {
- fmt.Printf("Unlock account %s\n", account)
- } else {
- return false
- }
- }
- passwd, err = utils.PromptPassword("Passphrase: ", true)
-
- if err = self.client.Send(shared.NewRpcResponse(id, jsonrpc, passwd, err)); err != nil {
- glog.V(logger.Info).Infof("Unable to send user agent ask password response - %v\n", err)
- }
-
- return err == nil
-}
-
-func (self *Jeth) confirmTransaction(id interface{}, jsonrpc string, args []interface{}) bool {
- // Accept all tx which are send from this console
- return self.client.Send(shared.NewRpcResponse(id, jsonrpc, true, nil)) == nil
-}
-
-// throwJSExeception panics on an otto value, the Otto VM will then throw msg as a javascript error.
-func throwJSExeception(msg interface{}) otto.Value {
- p, _ := otto.ToValue(msg)
- panic(p)
- return p
-}
-
-// Sleep will halt the console for arg[0] seconds.
-func (self *Jeth) Sleep(call otto.FunctionCall) (response otto.Value) {
- if len(call.ArgumentList) >= 1 {
- if call.Argument(0).IsNumber() {
- sleep, _ := call.Argument(0).ToInteger()
- time.Sleep(time.Duration(sleep) * time.Second)
- return otto.TrueValue()
- }
- }
- return throwJSExeception("usage: sleep(<sleep in seconds>)")
-}
-
-// SleepBlocks will wait for a specified number of new blocks or max for a
-// given of seconds. sleepBlocks(nBlocks[, maxSleep]).
-func (self *Jeth) SleepBlocks(call otto.FunctionCall) (response otto.Value) {
- nBlocks := int64(0)
- maxSleep := int64(9999999999999999) // indefinitely
-
- nArgs := len(call.ArgumentList)
-
- if nArgs == 0 {
- throwJSExeception("usage: sleepBlocks(<n blocks>[, max sleep in seconds])")
- }
-
- if nArgs >= 1 {
- if call.Argument(0).IsNumber() {
- nBlocks, _ = call.Argument(0).ToInteger()
- } else {
- throwJSExeception("expected number as first argument")
- }
- }
-
- if nArgs >= 2 {
- if call.Argument(1).IsNumber() {
- maxSleep, _ = call.Argument(1).ToInteger()
- } else {
- throwJSExeception("expected number as second argument")
- }
- }
-
- // go through the console, this will allow web3 to call the appropriate
- // callbacks if a delayed response or notification is received.
- currentBlockNr := func() int64 {
- result, err := call.Otto.Run("eth.blockNumber")
- if err != nil {
- throwJSExeception(err.Error())
- }
- blockNr, err := result.ToInteger()
- if err != nil {
- throwJSExeception(err.Error())
- }
- return blockNr
- }
-
- targetBlockNr := currentBlockNr() + nBlocks
- deadline := time.Now().Add(time.Duration(maxSleep) * time.Second)
-
- for time.Now().Before(deadline) {
- if currentBlockNr() >= targetBlockNr {
- return otto.TrueValue()
- }
- time.Sleep(time.Second)
- }
-
- return otto.FalseValue()
-}