/
main.go
124 lines (100 loc) · 2.6 KB
/
main.go
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package main
import (
"context"
"flag"
"fmt"
"os"
"os/signal"
"syscall"
"github.com/fanyang1988/eos-light-node/core/chain"
"github.com/fanyang1988/eos-light-node/eosio"
"github.com/fanyang1988/eos-p2p/p2p"
"github.com/fanyang1988/eos-p2p/store"
"go.uber.org/zap"
)
var chainID = flag.String("chain-id", "bd61ae3a031e8ef2f97ee3b0e62776d6d30d4833c8f7c1645c657b149151004b", "net chainID to connect to")
var showLog = flag.Bool("v", false, "show detail log")
var startNum = flag.Int("num", 1, "start block num to sync")
var p2pAddress = flag.String("p2p", "", "p2p address")
var genesisPath = flag.String("genesis", "./config/genesis.json", "genesis file path")
var genesis *chain.Genesis
// waitClose wait for term signal, then stop the server
func waitClose() {
stopSignalChan := make(chan os.Signal, 1)
signal.Notify(stopSignalChan,
syscall.SIGINT,
syscall.SIGKILL,
syscall.SIGQUIT,
syscall.SIGUSR1)
<-stopSignalChan
}
func main() {
flag.Parse()
if *showLog {
logger = newLogger(false)
//p2p.EnableP2PLogging()
}
var err error
genesis, err = eosio.NewGenesisFromFile(*genesisPath)
if err != nil {
logger.Error("load genesis err", zap.Error(err))
return
}
// from 9001 - 9020
const maxNumListen int = 5
peers := make([]string, 0, maxNumListen+1)
if *p2pAddress == "" {
for i := 0; i < maxNumListen; i++ {
peers = append(peers, fmt.Sprintf("127.0.0.1:%d", 9001+i))
}
} else {
peers = append(peers, *p2pAddress)
}
logger.Sugar().Infof("start %v", *startNum)
ctx, cancelFunc := context.WithCancel(context.Background())
// TODO: now it is just for test
chains := chain.New(ctx, logger)
if err := chains.Init(genesis); err != nil {
logger.Error("chains init error", zap.Error(err))
return
}
peersCfg := make([]*p2p.PeerCfg, 0, len(peers))
for _, p := range peers {
peersCfg = append(peersCfg, &p2p.PeerCfg{
Address: p,
})
}
storer, err := store.NewBBoltStorer(logger, *chainID, "./blocks.db", false)
if err != nil {
logger.Error("new storer error", zap.Error(err))
return
}
client, err := p2p.NewClient(
ctx,
*chainID,
peersCfg,
p2p.WithNeedSync(1),
p2p.WithLogger(logger),
p2p.WithStorer(storer),
p2p.WithHandler(&chainP2PHandler{
chain: chains,
}),
)
if err != nil {
logger.Error("p2p start error", zap.Error(err))
return
}
// wait close node
waitClose()
// cancel context
logger.Info("start close node")
cancelFunc()
logger.Info("wait p2p peers closed")
client.Wait()
logger.Info("wait chain closed")
chains.Wait()
logger.Info("wait storer closed")
storer.Close()
storer.Wait()
logger.Info("light node closed success")
}