Golang Node.Service示例

示例#1

文件： main.go 项目： FrankoCollective/go-ethereum

// startNode boots up the system node and all registered protocols, after which
// it unlocks any requested accounts, and starts the RPC/IPC interfaces and the
// miner.
func startNode(ctx *cli.Context, stack *node.Node) {
	// Start up the node itself
	utils.StartNode(stack)

	// Unlock any account specifically requested
	var ethereum *eth.Ethereum
	if err := stack.Service(&ethereum); err != nil {
		utils.Fatalf("ethereum service not running: %v", err)
	}
	accman := ethereum.AccountManager()
	passwords := utils.MakePasswordList(ctx)

	accounts := strings.Split(ctx.GlobalString(utils.UnlockedAccountFlag.Name), ",")
	for i, account := range accounts {
		if trimmed := strings.TrimSpace(account); trimmed != "" {
			unlockAccount(ctx, accman, trimmed, i, passwords)
		}
	}
	// Start auxiliary services if enabled
	if ctx.GlobalBool(utils.MiningEnabledFlag.Name) {
		if err := ethereum.StartMining(ctx.GlobalInt(utils.MinerThreadsFlag.Name), ctx.GlobalString(utils.MiningGPUFlag.Name)); err != nil {
			utils.Fatalf("Failed to start mining: %v", err)
		}
	}
}

示例#2

文件： main.go 项目： Raskal8/go-ethereum

// RunTest executes the specified test against an already pre-configured protocol
// stack to ensure basic checks pass before running RPC tests.
func RunTest(stack *node.Node, test *tests.BlockTest) error {
	var ethereum *eth.Ethereum
	stack.Service(&ethereum)
	blockchain := ethereum.BlockChain()

	// Process the blocks and verify the imported headers
	blocks, err := test.TryBlocksInsert(blockchain)
	if err != nil {
		return err
	}
	if err := test.ValidateImportedHeaders(blockchain, blocks); err != nil {
		return err
	}
	// Retrieve the assembled state and validate it
	stateDb, err := blockchain.State()
	if err != nil {
		return err
	}
	if err := test.ValidatePostState(stateDb); err != nil {
		return err
	}
	return nil
}