diff options
Diffstat (limited to 'cmd/ethereum/admin.go')
-rw-r--r-- | cmd/ethereum/admin.go | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/cmd/ethereum/admin.go b/cmd/ethereum/admin.go new file mode 100644 index 000000000..967af2553 --- /dev/null +++ b/cmd/ethereum/admin.go @@ -0,0 +1,259 @@ +package main + +import ( + "fmt" + "net" + "net/http" + "os" + "time" + + "github.com/ethereum/go-ethereum/cmd/utils" + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core/types" + "github.com/ethereum/go-ethereum/rlp" + "github.com/ethereum/go-ethereum/rpc" + "github.com/ethereum/go-ethereum/state" + "github.com/ethereum/go-ethereum/xeth" + "github.com/obscuren/otto" +) + +/* +node admin bindings +*/ + +func (js *jsre) adminBindings() { + js.re.Set("admin", struct{}{}) + t, _ := js.re.Get("admin") + admin := t.Object() + admin.Set("suggestPeer", js.suggestPeer) + admin.Set("startRPC", js.startRPC) + admin.Set("startMining", js.startMining) + admin.Set("stopMining", js.stopMining) + admin.Set("nodeInfo", js.nodeInfo) + admin.Set("peers", js.peers) + admin.Set("newAccount", js.newAccount) + admin.Set("unlock", js.unlock) + admin.Set("import", js.importChain) + admin.Set("export", js.exportChain) + admin.Set("dumpBlock", js.dumpBlock) +} + +func (js *jsre) startMining(call otto.FunctionCall) otto.Value { + _, err := call.Argument(0).ToInteger() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + // threads now ignored + err = js.ethereum.StartMining() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + return otto.TrueValue() +} + +func (js *jsre) stopMining(call otto.FunctionCall) otto.Value { + js.ethereum.StopMining() + return otto.TrueValue() +} + +func (js *jsre) startRPC(call otto.FunctionCall) otto.Value { + addr, err := call.Argument(0).ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + port, err := call.Argument(1).ToInteger() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + dataDir := js.ethereum.DataDir + + l, err := net.Listen("tcp", fmt.Sprintf("%s:%d", addr, port)) + if err != nil { + fmt.Printf("Can't listen on %s:%d: %v", addr, port, err) + return otto.FalseValue() + } + go http.Serve(l, rpc.JSONRPC(xeth.New(js.ethereum, nil), dataDir)) + return otto.TrueValue() +} + +func (js *jsre) suggestPeer(call otto.FunctionCall) otto.Value { + nodeURL, err := call.Argument(0).ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + err = js.ethereum.SuggestPeer(nodeURL) + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + return otto.TrueValue() +} + +func (js *jsre) unlock(call otto.FunctionCall) otto.Value { + addr, err := call.Argument(0).ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + seconds, err := call.Argument(2).ToInteger() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + arg := call.Argument(1) + var passphrase string + if arg.IsUndefined() { + fmt.Println("Please enter a passphrase now.") + passphrase, err = readPassword("Passphrase: ", true) + if err != nil { + utils.Fatalf("%v", err) + } + } else { + passphrase, err = arg.ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + } + am := js.ethereum.AccountManager() + // err := am.Unlock(common.FromHex(split[0]), split[1]) + // if err != nil { + // utils.Fatalf("Unlock account failed '%v'", err) + // } + err = am.TimedUnlock(common.FromHex(addr), passphrase, time.Duration(seconds)*time.Second) + if err != nil { + fmt.Printf("Unlock account failed '%v'\n", err) + return otto.FalseValue() + } + return otto.TrueValue() +} + +func (js *jsre) newAccount(call otto.FunctionCall) otto.Value { + arg := call.Argument(0) + var passphrase string + if arg.IsUndefined() { + fmt.Println("The new account will be encrypted with a passphrase.") + fmt.Println("Please enter a passphrase now.") + auth, err := readPassword("Passphrase: ", true) + if err != nil { + utils.Fatalf("%v", err) + } + confirm, err := readPassword("Repeat Passphrase: ", false) + if err != nil { + utils.Fatalf("%v", err) + } + if auth != confirm { + utils.Fatalf("Passphrases did not match.") + } + passphrase = auth + } else { + var err error + passphrase, err = arg.ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + } + acct, err := js.ethereum.AccountManager().NewAccount(passphrase) + if err != nil { + fmt.Printf("Could not create the account: %v", err) + return otto.UndefinedValue() + } + return js.re.ToVal(common.Bytes2Hex(acct.Address)) +} + +func (js *jsre) nodeInfo(call otto.FunctionCall) otto.Value { + return js.re.ToVal(js.ethereum.NodeInfo()) +} + +func (js *jsre) peers(call otto.FunctionCall) otto.Value { + return js.re.ToVal(js.ethereum.PeersInfo()) +} + +func (js *jsre) importChain(call otto.FunctionCall) otto.Value { + if len(call.ArgumentList) == 0 { + fmt.Println("err: require file name") + return otto.FalseValue() + } + + fn, err := call.Argument(0).ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + + var fh *os.File + fh, err = os.OpenFile(fn, os.O_RDONLY, os.ModePerm) + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + defer fh.Close() + + var blocks types.Blocks + if err = rlp.Decode(fh, &blocks); err != nil { + fmt.Println(err) + return otto.FalseValue() + } + + js.ethereum.ChainManager().Reset() + if err = js.ethereum.ChainManager().InsertChain(blocks); err != nil { + fmt.Println(err) + return otto.FalseValue() + } + + return otto.TrueValue() +} + +func (js *jsre) exportChain(call otto.FunctionCall) otto.Value { + if len(call.ArgumentList) == 0 { + fmt.Println("err: require file name") + return otto.FalseValue() + } + + fn, err := call.Argument(0).ToString() + if err != nil { + fmt.Println(err) + return otto.FalseValue() + } + + data := js.ethereum.ChainManager().Export() + if err := common.WriteFile(fn, data); err != nil { + fmt.Println(err) + return otto.FalseValue() + } + + return otto.TrueValue() +} + +func (js *jsre) dumpBlock(call otto.FunctionCall) otto.Value { + var block *types.Block + if len(call.ArgumentList) > 0 { + if call.Argument(0).IsNumber() { + num, _ := call.Argument(0).ToInteger() + block = js.ethereum.ChainManager().GetBlockByNumber(uint64(num)) + } else if call.Argument(0).IsString() { + hash, _ := call.Argument(0).ToString() + block = js.ethereum.ChainManager().GetBlock(common.HexToHash(hash)) + } else { + fmt.Println("invalid argument for dump. Either hex string or number") + } + + } else { + block = js.ethereum.ChainManager().CurrentBlock() + } + if block == nil { + fmt.Println("block not found") + return otto.UndefinedValue() + } + + statedb := state.New(block.Root(), js.ethereum.StateDb()) + dump := statedb.RawDump() + return js.re.ToVal(dump) + +} |