Moved JSRE to it's own package for sharing between ethere(um/al)

This commit is contained in:
obscuren 2014-08-11 16:24:17 +02:00
parent 51a2087081
commit ce8f24e57a
3 changed files with 93 additions and 18 deletions

@ -1,4 +1,4 @@
package ethrepl
package javascript
import (
"fmt"
@ -22,7 +22,7 @@ var jsrelogger = ethlog.NewLogger("JSRE")
type JSRE struct {
ethereum *eth.Ethereum
vm *otto.Otto
Vm *otto.Otto
lib *ethpub.PEthereum
blockChan chan ethreact.Event
@ -35,9 +35,9 @@ type JSRE struct {
func (jsre *JSRE) LoadExtFile(path string) {
result, err := ioutil.ReadFile(path)
if err == nil {
jsre.vm.Run(result)
jsre.Vm.Run(result)
} else {
jsrelogger.Debugln("Could not load file:", path)
jsrelogger.Infoln("Could not load file:", path)
}
}
@ -58,7 +58,7 @@ func NewJSRE(ethereum *eth.Ethereum) *JSRE {
}
// Init the JS lib
re.vm.Run(jsLib)
re.Vm.Run(jsLib)
// Load extra javascript files
re.LoadIntFile("string.js")
@ -71,7 +71,7 @@ func NewJSRE(ethereum *eth.Ethereum) *JSRE {
reactor := ethereum.Reactor()
reactor.Subscribe("newBlock", re.blockChan)
re.Bind("eth", &JSEthereum{re.lib, re.vm})
re.Bind("eth", &JSEthereum{re.lib, re.Vm, ethereum})
re.initStdFuncs()
@ -81,11 +81,11 @@ func NewJSRE(ethereum *eth.Ethereum) *JSRE {
}
func (self *JSRE) Bind(name string, v interface{}) {
self.vm.Set(name, v)
self.Vm.Set(name, v)
}
func (self *JSRE) Run(code string) (otto.Value, error) {
return self.vm.Run(code)
return self.Vm.Run(code)
}
func (self *JSRE) Require(file string) error {
@ -126,12 +126,12 @@ out:
case object := <-self.changeChan:
if stateObject, ok := object.Resource.(*ethstate.StateObject); ok {
for _, cb := range self.objectCb[ethutil.Bytes2Hex(stateObject.Address())] {
val, _ := self.vm.ToValue(ethpub.NewPStateObject(stateObject))
val, _ := self.Vm.ToValue(ethpub.NewPStateObject(stateObject))
cb.Call(cb, val)
}
} else if storageObject, ok := object.Resource.(*ethstate.StorageState); ok {
for _, cb := range self.objectCb[ethutil.Bytes2Hex(storageObject.StateAddress)+ethutil.Bytes2Hex(storageObject.Address)] {
val, _ := self.vm.ToValue(ethpub.NewPStorageState(storageObject))
val, _ := self.Vm.ToValue(ethpub.NewPStorageState(storageObject))
cb.Call(cb, val)
}
}
@ -140,7 +140,7 @@ out:
}
func (self *JSRE) initStdFuncs() {
t, _ := self.vm.Get("eth")
t, _ := self.Vm.Get("eth")
eth := t.Object()
eth.Set("watch", self.watch)
eth.Set("addPeer", self.addPeer)
@ -181,18 +181,18 @@ func (self *JSRE) dump(call otto.FunctionCall) otto.Value {
state = self.ethereum.StateManager().CurrentState()
}
v, _ := self.vm.ToValue(state.Dump())
v, _ := self.Vm.ToValue(state.Dump())
return v
}
func (self *JSRE) stopMining(call otto.FunctionCall) otto.Value {
v, _ := self.vm.ToValue(utils.StopMining(self.ethereum))
v, _ := self.Vm.ToValue(utils.StopMining(self.ethereum))
return v
}
func (self *JSRE) startMining(call otto.FunctionCall) otto.Value {
v, _ := self.vm.ToValue(utils.StartMining(self.ethereum))
v, _ := self.Vm.ToValue(utils.StartMining(self.ethereum))
return v
}
@ -245,7 +245,7 @@ func (self *JSRE) require(call otto.FunctionCall) otto.Value {
return otto.UndefinedValue()
}
t, _ := self.vm.Get("exports")
t, _ := self.Vm.Get("exports")
return t
}

@ -1,4 +1,4 @@
package ethrepl
package javascript
const jsLib = `
function pp(object) {

@ -1,8 +1,12 @@
package ethrepl
package javascript
import (
"fmt"
"github.com/ethereum/eth-go"
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethpub"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethutil"
"github.com/obscuren/otto"
)
@ -34,9 +38,37 @@ func (self *JSBlock) GetTransaction(hash string) otto.Value {
return self.eth.toVal(self.PBlock.GetTransaction(hash))
}
type JSMessage struct {
To, From string
Input string
Output string
Path int
Origin string
Timestamp int32
Coinbase string
Block string
Number int32
}
func NewJSMessage(message *ethstate.Message) JSMessage {
return JSMessage{
To: ethutil.Bytes2Hex(message.To),
From: ethutil.Bytes2Hex(message.From),
Input: ethutil.Bytes2Hex(message.Input),
Output: ethutil.Bytes2Hex(message.Output),
Path: message.Path,
Origin: ethutil.Bytes2Hex(message.Origin),
Timestamp: int32(message.Timestamp),
Coinbase: ethutil.Bytes2Hex(message.Origin),
Block: ethutil.Bytes2Hex(message.Block),
Number: int32(message.Number.Int64()),
}
}
type JSEthereum struct {
*ethpub.PEthereum
vm *otto.Otto
vm *otto.Otto
ethereum *eth.Ethereum
}
func (self *JSEthereum) GetBlock(hash string) otto.Value {
@ -93,3 +125,46 @@ func (self *JSEthereum) toVal(v interface{}) otto.Value {
return result
}
func (self *JSEthereum) Messages(object map[string]interface{}) otto.Value {
filter := ethchain.NewFilter(self.ethereum)
if object["earliest"] != nil {
earliest := object["earliest"]
if e, ok := earliest.(string); ok {
filter.SetEarliestBlock(ethutil.Hex2Bytes(e))
} else {
filter.SetEarliestBlock(earliest)
}
}
if object["latest"] != nil {
latest := object["latest"]
if l, ok := latest.(string); ok {
filter.SetLatestBlock(ethutil.Hex2Bytes(l))
} else {
filter.SetLatestBlock(latest)
}
}
if object["to"] != nil {
filter.SetTo(ethutil.Hex2Bytes(object["to"].(string)))
}
if object["from"] != nil {
filter.SetFrom(ethutil.Hex2Bytes(object["from"].(string)))
}
if object["max"] != nil {
filter.SetMax(object["max"].(int))
}
if object["skip"] != nil {
filter.SetSkip(object["skip"].(int))
}
messages := filter.Find()
var msgs []JSMessage
for _, m := range messages {
msgs = append(msgs, NewJSMessage(m))
}
v, _ := self.vm.ToValue(msgs)
return v
}