Golang eth.New函數代碼示例

本文整理匯總了Golang中github.com/ethereum/go-ethereum/eth.New函數的典型用法代碼示例。如果您正苦於以下問題：Golang New函數的具體用法？Golang New怎麽用？Golang New使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。

在下文中一共展示了New函數的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: upgradeDb

func upgradeDb(ctx *cli.Context) {
	fmt.Println("Upgrade blockchain DB")

	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
	cfg.SkipBcVersionCheck = true

	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v\n", err)
	}

	v, _ := ethereum.BlockDb().Get([]byte("BlockchainVersion"))
	bcVersion := int(common.NewValue(v).Uint())

	if bcVersion == 0 {
		bcVersion = core.BlockChainVersion
	}

	filename := fmt.Sprintf("blockchain_%d_%s.chain", bcVersion, time.Now().Format("2006-01-02_15:04:05"))
	exportFile := path.Join(ctx.GlobalString(utils.DataDirFlag.Name), filename)

	err = utils.ExportChain(ethereum.ChainManager(), exportFile)
	if err != nil {
		utils.Fatalf("Unable to export chain for reimport %s\n", err)
	}

	ethereum.BlockDb().Close()
	ethereum.StateDb().Close()
	ethereum.ExtraDb().Close()

	os.RemoveAll(path.Join(ctx.GlobalString(utils.DataDirFlag.Name), "blockchain"))

	ethereum, err = eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v\n", err)
	}

	ethereum.BlockDb().Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes())

	err = utils.ImportChain(ethereum.ChainManager(), exportFile)
	if err != nil {
		utils.Fatalf("Import error %v (a backup is made in %s, use the import command to import it)\n", err, exportFile)
	}

	// force database flush
	ethereum.BlockDb().Close()
	ethereum.StateDb().Close()
	ethereum.ExtraDb().Close()

	os.Remove(exportFile)

	fmt.Println("Import finished")
}

開發者ID:CedarLogic，項目名稱:go-ethereum，代碼行數:53，代碼來源:main.go

示例2: runOneBlockTest

func runOneBlockTest(ctx *cli.Context, test *tests.BlockTest) (*eth.Ethereum, error) {
	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
	db, _ := ethdb.NewMemDatabase()
	cfg.NewDB = func(path string) (ethdb.Database, error) { return db, nil }
	cfg.MaxPeers = 0 // disable network
	cfg.Shh = false  // disable whisper
	cfg.NAT = nil    // disable port mapping
	ethereum, err := eth.New(cfg)
	if err != nil {
		return nil, err
	}

	// import the genesis block
	ethereum.ResetWithGenesisBlock(test.Genesis)
	// import pre accounts
	_, err = test.InsertPreState(db, cfg.AccountManager)
	if err != nil {
		return ethereum, fmt.Errorf("InsertPreState: %v", err)
	}

	cm := ethereum.BlockChain()
	validBlocks, err := test.TryBlocksInsert(cm)
	if err != nil {
		return ethereum, fmt.Errorf("Block Test load error: %v", err)
	}
	newDB, err := cm.State()
	if err != nil {
		return ethereum, fmt.Errorf("Block Test get state error: %v", err)
	}
	if err := test.ValidatePostState(newDB); err != nil {
		return ethereum, fmt.Errorf("post state validation failed: %v", err)
	}
	return ethereum, test.ValidateImportedHeaders(cm, validBlocks)
}

開發者ID:j4ustin，項目名稱:go-ethereum，代碼行數:34，代碼來源:blocktestcmd.go

示例3: testEth

func testEth(t *testing.T) (ethereum *eth.Ethereum, err error) {
	os.RemoveAll("/tmp/eth-natspec/")
	err = os.MkdirAll("/tmp/eth-natspec/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/", os.ModePerm)
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	err = os.MkdirAll("/tmp/eth-natspec/data", os.ModePerm)
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	ks := crypto.NewKeyStorePlain("/tmp/eth-natspec/keys")
	ioutil.WriteFile("/tmp/eth-natspec/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/e273f01c99144c438695e10f24926dc1f9fbf62d",
		[]byte(`{"Id":"RhRXD+fNRKS4jx+7ZfEsNA==","Address":"4nPwHJkUTEOGleEPJJJtwfn79i0=","PrivateKey":"h4ACVpe74uIvi5Cg/2tX/Yrm2xdr3J7QoMbMtNX2CNc="}`), os.ModePerm)

	port++
	ethereum, err = eth.New(&eth.Config{
		DataDir:        "/tmp/eth-natspec",
		AccountManager: accounts.NewManager(ks),
		Name:           "test",
	})

	if err != nil {
		t.Errorf("%v", err)
		return
	}

	return
}

開發者ID:CedarLogic，項目名稱:go-ethereum，代碼行數:30，代碼來源:natspec_e2e_test.go

示例4: runBlockTest

func runBlockTest(test *BlockTest) error {
	cfg := test.makeEthConfig()
	cfg.GenesisBlock = test.Genesis

	ethereum, err := eth.New(cfg)
	if err != nil {
		return err
	}

	err = ethereum.Start()
	if err != nil {
		return err
	}

	// import pre accounts
	statedb, err := test.InsertPreState(ethereum)
	if err != nil {
		return fmt.Errorf("InsertPreState: %v", err)
	}

	err = test.TryBlocksInsert(ethereum.ChainManager())
	if err != nil {
		return err
	}

	if err = test.ValidatePostState(statedb); err != nil {
		return fmt.Errorf("post state validation failed: %v", err)
	}
	return nil
}

開發者ID:nilcons-contrib，項目名稱:go-ethereum，代碼行數:30，代碼來源:block_test_util.go

示例5: runBlockTest

func runBlockTest(name string, test *BlockTest, t *testing.T) {
	cfg := testEthConfig()
	ethereum, err := eth.New(cfg)
	if err != nil {
		t.Fatalf("%v", err)
	}

	err = ethereum.Start()
	if err != nil {
		t.Fatalf("%v", err)
	}

	// import the genesis block
	ethereum.ResetWithGenesisBlock(test.Genesis)

	// import pre accounts
	statedb, err := test.InsertPreState(ethereum)
	if err != nil {
		t.Fatalf("InsertPreState: %v", err)
	}

	err = test.TryBlocksInsert(ethereum.ChainManager())
	if err != nil {
		t.Fatal(err)
	}

	if err = test.ValidatePostState(statedb); err != nil {
		t.Fatal("post state validation failed: %v", err)
	}
	t.Log("Test passed: ", name)
}

開發者ID:CedarLogic，項目名稱:go-ethereum，代碼行數:31，代碼來源:block_test.go

示例6: NewEthereumApplication

func NewEthereumApplication(ctx *cli.Context) *EthereumApplication {
	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v", err)
	}

	stateDB, err := ethereum.BlockChain().State()
	if err != nil {
		utils.Fatalf("%v", err)
	}

	ethApp := &EthereumApplication{
		ethereum: ethereum,
		stateDB:  stateDB,
		client:   client.NewClientURI(fmt.Sprintf("http://%s", ctx.String(TendermintCoreHostFlag.Name))),
	}

	// NOTE: RPC/IPC should only be enabled on local nodes
	if !ctx.GlobalBool(utils.IPCDisabledFlag.Name) {
		if err := ethApp.StartIPC(ctx); err != nil {
			utils.Fatalf("%v", err)
		}
	}

	if ctx.GlobalBool(utils.RPCEnabledFlag.Name) {
		if err := ethApp.StartRPC(ctx); err != nil {
			utils.Fatalf("%v", err)
		}
	}
	return ethApp
}

開發者ID:zramsay，項目名稱:geth-tmsp，代碼行數:32，代碼來源:eth.go

示例7: runOneBlockTest

func runOneBlockTest(ctx *cli.Context, test *tests.BlockTest) (*eth.Ethereum, error) {
	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
	cfg.NewDB = func(path string) (common.Database, error) { return ethdb.NewMemDatabase() }
	cfg.MaxPeers = 0 // disable network
	cfg.Shh = false  // disable whisper
	cfg.NAT = nil    // disable port mapping

	ethereum, err := eth.New(cfg)
	if err != nil {
		return nil, err
	}
	// if err := ethereum.Start(); err != nil {
	// 	return nil, err
	// }

	// import the genesis block
	ethereum.ResetWithGenesisBlock(test.Genesis)

	// import pre accounts
	statedb, err := test.InsertPreState(ethereum)
	if err != nil {
		return ethereum, fmt.Errorf("InsertPreState: %v", err)
	}

	if err := test.TryBlocksInsert(ethereum.ChainManager()); err != nil {
		return ethereum, fmt.Errorf("Block Test load error: %v", err)
	}

	if err := test.ValidatePostState(statedb); err != nil {
		return ethereum, fmt.Errorf("post state validation failed: %v", err)
	}
	return ethereum, nil
}

開發者ID:ruflin，項目名稱:go-ethereum，代碼行數:33，代碼來源:blocktestcmd.go

示例8: console

func console(ctx *cli.Context) {
	utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))

	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v", err)
	}

	client := comms.NewInProcClient(codec.JSON)

	startEth(ctx, ethereum)
	repl := newJSRE(
		ethereum,
		ctx.GlobalString(utils.JSpathFlag.Name),
		ctx.GlobalString(utils.RPCCORSDomainFlag.Name),
		client,
		true,
		nil,
	)

	if ctx.GlobalString(utils.ExecFlag.Name) != "" {
		repl.batch(ctx.GlobalString(utils.ExecFlag.Name))
	} else {
		repl.welcome()
		repl.interactive()
	}

	ethereum.Stop()
	ethereum.WaitForShutdown()
}

開發者ID:etherume，項目名稱:go-ethereum，代碼行數:31，代碼來源:main.go

示例9: importchain

func importchain(ctx *cli.Context) {
	if len(ctx.Args()) != 1 {
		utils.Fatalf("This command requires an argument.")
	}

	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
	cfg.SkipBcVersionCheck = true

	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v\n", err)
	}

	chainmgr := ethereum.ChainManager()
	start := time.Now()
	err = utils.ImportChain(chainmgr, ctx.Args().First())
	if err != nil {
		utils.Fatalf("Import error: %v\n", err)
	}

	// force database flush
	ethereum.BlockDb().Close()
	ethereum.StateDb().Close()
	ethereum.ExtraDb().Close()

	fmt.Printf("Import done in %v", time.Since(start))

	return
}

開發者ID:CedarLogic，項目名稱:go-ethereum，代碼行數:29，代碼來源:main.go

示例10: execJSFiles

func execJSFiles(ctx *cli.Context) {
	utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))

	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v", err)
	}

	client := comms.NewInProcClient(codec.JSON)
	startEth(ctx, ethereum)
	repl := newJSRE(
		ethereum,
		ctx.GlobalString(utils.JSpathFlag.Name),
		ctx.GlobalString(utils.RPCCORSDomainFlag.Name),
		client,
		false,
		nil,
	)
	for _, file := range ctx.Args() {
		repl.exec(file)
	}

	ethereum.Stop()
	ethereum.WaitForShutdown()
}

開發者ID:etherume，項目名稱:go-ethereum，代碼行數:26，代碼來源:main.go

示例11: testREPL

func testREPL(t *testing.T, config func(*eth.Config)) (string, *testjethre, *node.Node) {
	tmp, err := ioutil.TempDir("", "geth-test")
	if err != nil {
		t.Fatal(err)
	}
	// Create a networkless protocol stack
	stack, err := node.New(&node.Config{DataDir: tmp, PrivateKey: testNodeKey, Name: "test", NoDiscovery: true})
	if err != nil {
		t.Fatalf("failed to create node: %v", err)
	}
	// Initialize and register the Ethereum protocol
	accman := accounts.NewPlaintextManager(filepath.Join(tmp, "keystore"))
	db, _ := ethdb.NewMemDatabase()
	core.WriteGenesisBlockForTesting(db, core.GenesisAccount{
		Address: common.HexToAddress(testAddress),
		Balance: common.String2Big(testBalance),
	})
	ethConf := &eth.Config{
		ChainConfig:      &core.ChainConfig{HomesteadBlock: new(big.Int)},
		TestGenesisState: db,
		AccountManager:   accman,
		DocRoot:          "/",
		SolcPath:         testSolcPath,
		PowTest:          true,
	}
	if config != nil {
		config(ethConf)
	}
	if err := stack.Register(func(ctx *node.ServiceContext) (node.Service, error) {
		return eth.New(ctx, ethConf)
	}); err != nil {
		t.Fatalf("failed to register ethereum protocol: %v", err)
	}
	// Initialize all the keys for testing
	a, err := accman.ImportECDSA(testAccount, "")
	if err != nil {
		t.Fatal(err)
	}
	if err := accman.Unlock(a, ""); err != nil {
		t.Fatal(err)
	}
	// Start the node and assemble the REPL tester
	if err := stack.Start(); err != nil {
		t.Fatalf("failed to start test stack: %v", err)
	}
	var ethereum *eth.Ethereum
	stack.Service(&ethereum)

	assetPath := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist", "assets", "ext")
	client, err := stack.Attach()
	if err != nil {
		t.Fatalf("failed to attach to node: %v", err)
	}
	tf := &testjethre{client: ethereum.HTTPClient()}
	repl := newJSRE(stack, assetPath, "", client, false)
	tf.jsre = repl
	return tmp, tf, stack
}

開發者ID:Xiaoyang-Zhu，項目名稱:go-ethereum，代碼行數:58，代碼來源:js_test.go

示例12: run

func run(ctx *cli.Context) {
	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v", err)
	}

	startEth(ctx, ethereum)
	// this blocks the thread
	ethereum.WaitForShutdown()
}

開發者ID:ruflin，項目名稱:go-ethereum，代碼行數:11，代碼來源:main.go

示例13: runBlockTest

func runBlockTest(test *BlockTest) error {
	ks := crypto.NewKeyStorePassphrase(filepath.Join(common.DefaultDataDir(), "keystore"), crypto.StandardScryptN, crypto.StandardScryptP)
	am := accounts.NewManager(ks)
	db, _ := ethdb.NewMemDatabase()
	cfg := &eth.Config{
		DataDir:        common.DefaultDataDir(),
		Verbosity:      5,
		Etherbase:      common.Address{},
		AccountManager: am,
		NewDB:          func(path string) (ethdb.Database, error) { return db, nil },
	}

	cfg.GenesisBlock = test.Genesis

	// import pre accounts & construct test genesis block & state root
	_, err := test.InsertPreState(db, am)
	if err != nil {
		return fmt.Errorf("InsertPreState: %v", err)
	}

	ethereum, err := eth.New(cfg)
	if err != nil {
		return err
	}

	err = ethereum.Start()
	if err != nil {
		return err
	}

	cm := ethereum.BlockChain()
	validBlocks, err := test.TryBlocksInsert(cm)
	if err != nil {
		return err
	}

	lastblockhash := common.HexToHash(test.lastblockhash)
	cmlast := cm.LastBlockHash()
	if lastblockhash != cmlast {
		return fmt.Errorf("lastblockhash validation mismatch: want: %x, have: %x", lastblockhash, cmlast)
	}

	newDB, err := cm.State()
	if err != nil {
		return err
	}
	if err = test.ValidatePostState(newDB); err != nil {
		return fmt.Errorf("post state validation failed: %v", err)
	}

	return test.ValidateImportedHeaders(cm, validBlocks)
}

開發者ID:j4ustin，項目名稱:go-ethereum，代碼行數:52，代碼來源:block_test_util.go

示例14: testREPL

func testREPL(t *testing.T, config func(*eth.Config)) (string, *testjethre, *eth.Ethereum) {
	tmp, err := ioutil.TempDir("", "geth-test")
	if err != nil {
		t.Fatal(err)
	}

	db, _ := ethdb.NewMemDatabase()

	core.WriteGenesisBlockForTesting(db, core.GenesisAccount{common.HexToAddress(testAddress), common.String2Big(testBalance)})
	ks := crypto.NewKeyStorePlain(filepath.Join(tmp, "keystore"))
	am := accounts.NewManager(ks)
	conf := &eth.Config{
		NodeKey:        testNodeKey,
		DataDir:        tmp,
		AccountManager: am,
		MaxPeers:       0,
		Name:           "test",
		SolcPath:       testSolcPath,
		PowTest:        true,
		NewDB:          func(path string) (ethdb.Database, error) { return db, nil },
	}
	if config != nil {
		config(conf)
	}
	ethereum, err := eth.New(conf)
	if err != nil {
		t.Fatal("%v", err)
	}

	keyb, err := crypto.HexToECDSA(testKey)
	if err != nil {
		t.Fatal(err)
	}
	key := crypto.NewKeyFromECDSA(keyb)
	err = ks.StoreKey(key, "")
	if err != nil {
		t.Fatal(err)
	}

	err = am.Unlock(key.Address, "")
	if err != nil {
		t.Fatal(err)
	}

	assetPath := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist", "assets", "ext")
	client := comms.NewInProcClient(codec.JSON)
	ds := docserver.New("/")
	tf := &testjethre{ds: ds}
	repl := newJSRE(ethereum, assetPath, "", client, false, tf)
	tf.jsre = repl
	return tmp, tf, ethereum
}

開發者ID:NikonMcFly，項目名稱:go-ethereum，代碼行數:52，代碼來源:js_test.go

示例15: run

func run(ctx *cli.Context) {
	utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))

	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	ethereum, err := eth.New(cfg)
	if err != nil {
		utils.Fatalf("%v", err)
	}

	startEth(ctx, ethereum)
	// this blocks the thread
	ethereum.WaitForShutdown()
}

開發者ID:RepublicMaster，項目名稱:go-ethereum，代碼行數:13，代碼來源:main.go

注：本文中的github.com/ethereum/go-ethereum/eth.New函數示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。