mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2025-01-03 17:44:29 +00:00
106 lines
3.3 KiB
Go
106 lines
3.3 KiB
Go
/*
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Copyright 2022 Erigon-Lightclient contributors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"context"
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"fmt"
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"os"
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"github.com/ledgerwatch/erigon-lib/kv"
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"github.com/ledgerwatch/erigon-lib/kv/mdbx"
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"github.com/ledgerwatch/erigon-lib/kv/memdb"
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"github.com/ledgerwatch/log/v3"
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"github.com/urfave/cli/v2"
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"github.com/ledgerwatch/erigon/cmd/erigon-cl/core"
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"github.com/ledgerwatch/erigon/cmd/lightclient/lightclient"
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lcCli "github.com/ledgerwatch/erigon/cmd/sentinel/cli"
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"github.com/ledgerwatch/erigon/cmd/sentinel/cli/flags"
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"github.com/ledgerwatch/erigon/cmd/sentinel/sentinel"
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"github.com/ledgerwatch/erigon/cmd/sentinel/sentinel/service"
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lightclientapp "github.com/ledgerwatch/erigon/turbo/app"
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)
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func main() {
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app := lightclientapp.MakeApp(runLightClientNode, flags.LightClientDefaultFlags)
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if err := app.Run(os.Args); err != nil {
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_, printErr := fmt.Fprintln(os.Stderr, err)
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if printErr != nil {
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log.Warn("Fprintln error", "err", printErr)
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}
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os.Exit(1)
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}
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}
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func runLightClientNode(cliCtx *cli.Context) error {
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ctx := context.Background()
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lcCfg, err := lcCli.SetUpLightClientCfg(cliCtx)
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if err != nil {
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log.Error("[Lightclient] Could not initialize lightclient", "err", err)
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}
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log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(lcCfg.LogLvl), log.StderrHandler))
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log.Info("[LightClient]", "chain", cliCtx.String(flags.LightClientChain.Name))
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log.Info("[LightClient] Running lightclient", "cfg", lcCfg)
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var db kv.RwDB
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if lcCfg.Chaindata == "" {
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log.Info("chaindata is in-memory")
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db = memdb.New()
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} else {
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db, err = mdbx.Open(lcCfg.Chaindata, log.Root(), false)
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if err != nil {
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return err
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}
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}
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sentinel, err := service.StartSentinelService(&sentinel.SentinelConfig{
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IpAddr: lcCfg.Addr,
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Port: int(lcCfg.Port),
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TCPPort: lcCfg.ServerTcpPort,
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GenesisConfig: lcCfg.GenesisCfg,
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NetworkConfig: lcCfg.NetworkCfg,
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BeaconConfig: lcCfg.BeaconCfg,
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NoDiscovery: lcCfg.NoDiscovery,
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}, db, &service.ServerConfig{Network: lcCfg.ServerProtocol, Addr: lcCfg.ServerAddr}, nil)
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if err != nil {
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log.Error("Could not start sentinel", "err", err)
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}
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log.Info("Sentinel started", "addr", lcCfg.ServerAddr)
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tx, err := db.BeginRo(ctx)
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if err != nil {
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return err
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}
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finalizedRoot, err := core.RetrieveTrustedRoot(tx, ctx, lcCfg.CheckpointUri)
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if err != nil {
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return err
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}
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tx.Rollback()
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if err != nil {
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log.Error("[Checkpoint Sync] Failed", "reason", err)
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return err
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}
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lc, err := lightclient.NewLightClient(ctx, db, lcCfg.GenesisCfg, lcCfg.BeaconCfg, nil, sentinel, 0, true)
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if err != nil {
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log.Error("Could not make Lightclient", "err", err)
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}
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if err := lc.BootstrapCheckpoint(ctx, finalizedRoot); err != nil {
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log.Error("[Bootstrap] failed to bootstrap", "err", err)
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return err
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}
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lc.Start()
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return nil
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}
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