7 "github.com/spf13/cobra"
9 "github.com/bytom/node"
10 "github.com/bytom/types"
11 cmn "github.com/tendermint/tmlibs/common"
14 var runNodeCmd = &cobra.Command{
16 Short: "Run the p2p node",
22 runNodeCmd.Flags().String("p2p.laddr", config.P2P.ListenAddress, "Node listen address. (0.0.0.0:0 means any interface, any port)")
23 runNodeCmd.Flags().String("p2p.seeds", config.P2P.Seeds, "Comma delimited host:port seed nodes")
24 runNodeCmd.Flags().Bool("p2p.skip_upnp", config.P2P.SkipUPNP, "Skip UPNP configuration")
25 runNodeCmd.Flags().Bool("p2p.pex", config.P2P.PexReactor, "Enable Peer-Exchange (dev feature)")
27 RootCmd.AddCommand(runNodeCmd)
30 func runNode(cmd *cobra.Command, args []string) error {
31 genDocFile := config.GenesisFile()
32 if cmn.FileExists(genDocFile) {
33 jsonBlob, err := ioutil.ReadFile(genDocFile)
35 return fmt.Errorf("Couldn't read GenesisDoc file: %v", err)
37 genDoc, err := types.GenesisDocFromJSON(jsonBlob)
39 return fmt.Errorf("Error reading GenesisDoc: %v", err)
41 if genDoc.ChainID == "" {
42 return fmt.Errorf("Genesis doc %v must include non-empty chain_id", genDocFile)
44 config.ChainID = genDoc.ChainID
45 config.PrivateKey = genDoc.PrivateKey
46 config.Time = genDoc.GenesisTime
48 return fmt.Errorf("not find genesis.json")
51 // Create & start node
52 n := node.NewNodeDefault(config, logger.With("module", "node_p2p"))
53 if _, err := n.Start(); err != nil {
54 return fmt.Errorf("Failed to start node: %v", err)
56 logger.Info("Started node", "nodeInfo", n.Switch().NodeInfo())
59 // Trap signal, run forever.