162 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			162 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package utils
 | |
| 
 | |
| import (
 | |
| 	"github.com/ethereum/go-ethereum"
 | |
| 	"github.com/ethereum/go-ethereum/ethutil"
 | |
| 	"github.com/ethereum/go-ethereum/websocket"
 | |
| 	"github.com/ethereum/go-ethereum/xeth"
 | |
| )
 | |
| 
 | |
| func args(v ...interface{}) []interface{} {
 | |
| 	return v
 | |
| }
 | |
| 
 | |
| type WebSocketServer struct {
 | |
| 	ethereum        *eth.Ethereum
 | |
| 	filterCallbacks map[int][]int
 | |
| }
 | |
| 
 | |
| func NewWebSocketServer(eth *eth.Ethereum) *WebSocketServer {
 | |
| 	return &WebSocketServer{eth, make(map[int][]int)}
 | |
| }
 | |
| 
 | |
| func (self *WebSocketServer) Serv() {
 | |
| 	pipe := xeth.NewJSXEth(self.ethereum)
 | |
| 
 | |
| 	wsServ := websocket.NewServer("/eth", ":40404")
 | |
| 	wsServ.MessageFunc(func(c *websocket.Client, msg *websocket.Message) {
 | |
| 		switch msg.Call {
 | |
| 		case "compile":
 | |
| 			data := ethutil.NewValue(msg.Args)
 | |
| 			bcode, err := ethutil.Compile(data.Get(0).Str(), false)
 | |
| 			if err != nil {
 | |
| 				c.Write(args(nil, err.Error()), msg.Seed)
 | |
| 			}
 | |
| 
 | |
| 			code := ethutil.Bytes2Hex(bcode)
 | |
| 			c.Write(args(code, nil), msg.Seed)
 | |
| 		case "getBlockByNumber":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			block := pipe.BlockByNumber(int32(args.Get(0).Uint()))
 | |
| 			c.Write(block, msg.Seed)
 | |
| 
 | |
| 		case "getKey":
 | |
| 			c.Write(pipe.Key().PrivateKey, msg.Seed)
 | |
| 		case "transact":
 | |
| 			if mp, ok := msg.Args[0].(map[string]interface{}); ok {
 | |
| 				object := mapToTxParams(mp)
 | |
| 				c.Write(
 | |
| 					args(pipe.Transact(object["from"], object["to"], object["value"], object["gas"], object["gasPrice"], object["data"])),
 | |
| 					msg.Seed,
 | |
| 				)
 | |
| 
 | |
| 			}
 | |
| 		case "getCoinBase":
 | |
| 			c.Write(pipe.CoinBase(), msg.Seed)
 | |
| 
 | |
| 		case "getIsListening":
 | |
| 			c.Write(pipe.IsListening(), msg.Seed)
 | |
| 
 | |
| 		case "getIsMining":
 | |
| 			c.Write(pipe.IsMining(), msg.Seed)
 | |
| 
 | |
| 		case "getPeerCoint":
 | |
| 			c.Write(pipe.PeerCount(), msg.Seed)
 | |
| 
 | |
| 		case "getCountAt":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(pipe.TxCountAt(args.Get(0).Str()), msg.Seed)
 | |
| 
 | |
| 		case "getCodeAt":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(len(pipe.CodeAt(args.Get(0).Str())), msg.Seed)
 | |
| 
 | |
| 		case "getBlockByHash":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(pipe.BlockByHash(args.Get(0).Str()), msg.Seed)
 | |
| 
 | |
| 		case "getStorageAt":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(pipe.StorageAt(args.Get(0).Str(), args.Get(1).Str()), msg.Seed)
 | |
| 
 | |
| 		case "getBalanceAt":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(pipe.BalanceAt(args.Get(0).Str()), msg.Seed)
 | |
| 
 | |
| 		case "getSecretToAddress":
 | |
| 			args := msg.Arguments()
 | |
| 
 | |
| 			c.Write(pipe.SecretToAddress(args.Get(0).Str()), msg.Seed)
 | |
| 
 | |
| 		case "newFilter":
 | |
| 		case "newFilterString":
 | |
| 		case "messages":
 | |
| 			// TODO
 | |
| 		}
 | |
| 
 | |
| 	})
 | |
| 
 | |
| 	wsServ.Listen()
 | |
| }
 | |
| 
 | |
| func StartWebSockets(eth *eth.Ethereum) {
 | |
| 	sock := NewWebSocketServer(eth)
 | |
| 	go sock.Serv()
 | |
| }
 | |
| 
 | |
| // TODO This is starting to become a generic method. Move to utils
 | |
| func mapToTxParams(object map[string]interface{}) map[string]string {
 | |
| 	// Default values
 | |
| 	if object["from"] == nil {
 | |
| 		object["from"] = ""
 | |
| 	}
 | |
| 	if object["to"] == nil {
 | |
| 		object["to"] = ""
 | |
| 	}
 | |
| 	if object["value"] == nil {
 | |
| 		object["value"] = ""
 | |
| 	}
 | |
| 	if object["gas"] == nil {
 | |
| 		object["gas"] = ""
 | |
| 	}
 | |
| 	if object["gasPrice"] == nil {
 | |
| 		object["gasPrice"] = ""
 | |
| 	}
 | |
| 
 | |
| 	var dataStr string
 | |
| 	var data []string
 | |
| 	if str, ok := object["data"].(string); ok {
 | |
| 		data = []string{str}
 | |
| 	}
 | |
| 
 | |
| 	for _, str := range data {
 | |
| 		if ethutil.IsHex(str) {
 | |
| 			str = str[2:]
 | |
| 
 | |
| 			if len(str) != 64 {
 | |
| 				str = ethutil.LeftPadString(str, 64)
 | |
| 			}
 | |
| 		} else {
 | |
| 			str = ethutil.Bytes2Hex(ethutil.LeftPadBytes(ethutil.Big(str).Bytes(), 32))
 | |
| 		}
 | |
| 
 | |
| 		dataStr += str
 | |
| 	}
 | |
| 	object["data"] = dataStr
 | |
| 
 | |
| 	conv := make(map[string]string)
 | |
| 	for key, value := range object {
 | |
| 		if v, ok := value.(string); ok {
 | |
| 			conv[key] = v
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return conv
 | |
| }
 |