gitlab.com/gpdionisio/tendermint@v0.34.19-dev2/cmd/priv_val_server/main.go (about)

     1  package main
     2  
     3  import (
     4  	"flag"
     5  	"os"
     6  	"time"
     7  
     8  	"github.com/tendermint/tendermint/crypto/ed25519"
     9  	"github.com/tendermint/tendermint/libs/log"
    10  	tmnet "github.com/tendermint/tendermint/libs/net"
    11  	tmos "github.com/tendermint/tendermint/libs/os"
    12  
    13  	"github.com/tendermint/tendermint/privval"
    14  )
    15  
    16  func main() {
    17  	var (
    18  		addr             = flag.String("addr", ":26659", "Address of client to connect to")
    19  		chainID          = flag.String("chain-id", "mychain", "chain id")
    20  		privValKeyPath   = flag.String("priv-key", "", "priv val key file path")
    21  		privValStatePath = flag.String("priv-state", "", "priv val state file path")
    22  
    23  		logger = log.NewTMLogger(
    24  			log.NewSyncWriter(os.Stdout),
    25  		).With("module", "priv_val")
    26  	)
    27  	flag.Parse()
    28  
    29  	logger.Info(
    30  		"Starting private validator",
    31  		"addr", *addr,
    32  		"chainID", *chainID,
    33  		"privKeyPath", *privValKeyPath,
    34  		"privStatePath", *privValStatePath,
    35  	)
    36  
    37  	pv := privval.LoadFilePV(*privValKeyPath, *privValStatePath)
    38  
    39  	var dialer privval.SocketDialer
    40  	protocol, address := tmnet.ProtocolAndAddress(*addr)
    41  	switch protocol {
    42  	case "unix":
    43  		dialer = privval.DialUnixFn(address)
    44  	case "tcp":
    45  		connTimeout := 3 * time.Second // TODO
    46  		dialer = privval.DialTCPFn(address, connTimeout, ed25519.GenPrivKey())
    47  	default:
    48  		logger.Error("Unknown protocol", "protocol", protocol)
    49  		os.Exit(1)
    50  	}
    51  
    52  	sd := privval.NewSignerDialerEndpoint(logger, dialer)
    53  	ss := privval.NewSignerServer(sd, *chainID, pv)
    54  
    55  	err := ss.Start()
    56  	if err != nil {
    57  		panic(err)
    58  	}
    59  
    60  	// Stop upon receiving SIGTERM or CTRL-C.
    61  	tmos.TrapSignal(logger, func() {
    62  		err := ss.Stop()
    63  		if err != nil {
    64  			panic(err)
    65  		}
    66  	})
    67  
    68  	// Run forever.
    69  	select {}
    70  }