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cmd/geth, jsre, rpc: run all JS code on the event loop

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Some JSRE methods (PrettyPrint, ToVal) bypassed the event loop. All
calls to the JS VM are now wrapped. In order to make this somewhat more
foolproof, the otto VM is now a local variable inside the event loop.
This commit is contained in:
Felix Lange
2015-05-25 02:27:37 +02:00
parent 394826f520
commit e221a449e0
5 changed files with 126 additions and 178 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
cmd/geth/admin.go
View File

@ -144,7 +144,8 @@ func (js *jsre) pendingTransactions(call otto.FunctionCall) otto.Value {
}
}
return js.re.ToVal(ltxs)
v, _ := call.Otto.ToValue(ltxs)
return v
}
func (js *jsre) resend(call otto.FunctionCall) otto.Value {
@ -175,7 +176,8 @@ func (js *jsre) resend(call otto.FunctionCall) otto.Value {
}
js.ethereum.TxPool().RemoveTransactions(types.Transactions{tx.tx})
return js.re.ToVal(ret)
v, _ := call.Otto.ToValue(ret)
return v
}
fmt.Println("first argument must be a transaction")
@ -198,12 +200,13 @@ func (js *jsre) sign(call otto.FunctionCall) otto.Value {
fmt.Println(err)
return otto.UndefinedValue()
}
v, err := js.xeth.Sign(signer, data, false)
signed, err := js.xeth.Sign(signer, data, false)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
return js.re.ToVal(v)
v, _ := call.Otto.ToValue(signed)
return v
}
func (js *jsre) debugBlock(call otto.FunctionCall) otto.Value {
@ -237,8 +240,8 @@ func (js *jsre) setHead(call otto.FunctionCall) otto.Value {
func (js *jsre) downloadProgress(call otto.FunctionCall) otto.Value {
current, max := js.ethereum.Downloader().Stats()
return js.re.ToVal(fmt.Sprintf("%d/%d", current, max))
v, _ := call.Otto.ToValue(fmt.Sprintf("%d/%d", current, max))
return v
}
func (js *jsre) getBlockRlp(call otto.FunctionCall) otto.Value {
@ -248,7 +251,8 @@ func (js *jsre) getBlockRlp(call otto.FunctionCall) otto.Value {
return otto.UndefinedValue()
}
encoded, _ := rlp.EncodeToBytes(block)
return js.re.ToVal(fmt.Sprintf("%x", encoded))
v, _ := call.Otto.ToValue(fmt.Sprintf("%x", encoded))
return v
}
func (js *jsre) setExtra(call otto.FunctionCall) otto.Value {
@ -278,8 +282,9 @@ func (js *jsre) setGasPrice(call otto.FunctionCall) otto.Value {
return otto.UndefinedValue()
}
func (js *jsre) hashrate(otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.Miner().HashRate())
func (js *jsre) hashrate(call otto.FunctionCall) otto.Value {
v, _ := call.Otto.ToValue(js.ethereum.Miner().HashRate())
return v
}
func (js *jsre) makeDAG(call otto.FunctionCall) otto.Value {
@ -495,15 +500,18 @@ func (js *jsre) newAccount(call otto.FunctionCall) otto.Value {
fmt.Printf("Could not create the account: %v", err)
return otto.UndefinedValue()
}
return js.re.ToVal(acct.Address.Hex())
v, _ := call.Otto.ToValue(acct.Address.Hex())
return v
}
func (js *jsre) nodeInfo(call otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.NodeInfo())
v, _ := call.Otto.ToValue(js.ethereum.NodeInfo())
return v
}
func (js *jsre) peers(call otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.PeersInfo())
v, _ := call.Otto.ToValue(js.ethereum.PeersInfo())
return v
}
func (js *jsre) importChain(call otto.FunctionCall) otto.Value {
@ -562,7 +570,8 @@ func (js *jsre) dumpBlock(call otto.FunctionCall) otto.Value {
statedb := state.New(block.Root(), js.ethereum.StateDb())
dump := statedb.RawDump()
return js.re.ToVal(dump)
v, _ := call.Otto.ToValue(dump)
return v
}
func (js *jsre) waitForBlocks(call otto.FunctionCall) otto.Value {
@ -611,7 +620,8 @@ func (js *jsre) waitForBlocks(call otto.FunctionCall) otto.Value {
return otto.UndefinedValue()
case height = <-wait:
}
return js.re.ToVal(height.Uint64())
v, _ := call.Otto.ToValue(height.Uint64())
return v
}
func (js *jsre) sleep(call otto.FunctionCall) otto.Value {
@ -704,8 +714,8 @@ func (js *jsre) register(call otto.FunctionCall) otto.Value {
return otto.UndefinedValue()
}
return js.re.ToVal(contenthash.Hex())
v, _ := call.Otto.ToValue(contenthash.Hex())
return v
}
func (js *jsre) registerUrl(call otto.FunctionCall) otto.Value {
@ -764,7 +774,8 @@ func (js *jsre) getContractInfo(call otto.FunctionCall) otto.Value {
fmt.Println(err)
return otto.UndefinedValue()
}
return js.re.ToVal(info)
v, _ := call.Otto.ToValue(info)
return v
}
func (js *jsre) startNatSpec(call otto.FunctionCall) otto.Value {

2
cmd/geth/js.go
View File

@ -104,7 +104,7 @@ func newJSRE(ethereum *eth.Ethereum, libPath, corsDomain string, interactive boo
func (js *jsre) apiBindings(f xeth.Frontend) {
xe := xeth.New(js.ethereum, f)
ethApi := rpc.NewEthereumApi(xe)
jeth := rpc.NewJeth(ethApi, js.re.ToVal, js.re)
jeth := rpc.NewJeth(ethApi, js.re)
js.re.Set("jeth", struct{}{})
t, _ := js.re.Get("jeth")