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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| package bootnode | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "fmt" | ||
|
|
||
| opnode "github.com/ethereum-optimism/optimism/op-node" | ||
| "github.com/ethereum-optimism/optimism/op-node/eth" | ||
| "github.com/ethereum-optimism/optimism/op-node/metrics" | ||
| "github.com/ethereum-optimism/optimism/op-node/p2p" | ||
| p2pcli "github.com/ethereum-optimism/optimism/op-node/p2p/cli" | ||
| "github.com/ethereum-optimism/optimism/op-node/rollup" | ||
| oplog "github.com/ethereum-optimism/optimism/op-service/log" | ||
| "github.com/ethereum-optimism/optimism/op-service/opio" | ||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/log" | ||
| "github.com/libp2p/go-libp2p/core/peer" | ||
| "github.com/urfave/cli" | ||
| ) | ||
|
|
||
| type gossipNoop struct{} | ||
|
|
||
| func (g *gossipNoop) OnUnsafeL2Payload(_ context.Context, _ peer.ID, _ *eth.ExecutionPayload) error { | ||
| return nil | ||
| } | ||
|
|
||
| type gossipConfig struct{} | ||
|
|
||
| func (g *gossipConfig) P2PSequencerAddress() common.Address { | ||
| return common.Address{} | ||
| } | ||
|
|
||
| type l2Chain struct{} | ||
|
|
||
| func (l *l2Chain) PayloadByNumber(_ context.Context, _ uint64) (*eth.ExecutionPayload, error) { | ||
| return nil, nil | ||
| } | ||
|
|
||
| func Main(cliCtx *cli.Context) error { | ||
| log.Info("Initializing bootnode") | ||
| logCfg := oplog.ReadCLIConfig(cliCtx) | ||
| logger := oplog.NewLogger(logCfg) | ||
| m := metrics.NewMetrics("default") | ||
| ctx := context.Background() | ||
|
|
||
| config, err := opnode.NewRollupConfig(cliCtx) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if err = validateConfig(config); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| p2pConfig, err := p2pcli.NewConfig(cliCtx, config.BlockTime) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to load p2p config: %w", err) | ||
| } | ||
|
|
||
| p2pNode, err := p2p.NewNodeP2P(ctx, config, logger, p2pConfig, &gossipNoop{}, &l2Chain{}, &gossipConfig{}, m) | ||
| if err != nil || p2pNode == nil { | ||
| return err | ||
| } | ||
| if p2pNode.Dv5Udp() == nil { | ||
| return fmt.Errorf("uninitialized discovery service") | ||
| } | ||
|
|
||
| go p2pNode.DiscoveryProcess(ctx, logger, config, p2pConfig.TargetPeers()) | ||
|
|
||
| opio.BlockOnInterrupts() | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| // validateConfig ensures the minimal config required to run a bootnode | ||
| func validateConfig(config *rollup.Config) error { | ||
| if config.L2ChainID == nil || config.L2ChainID.Uint64() == 0 { | ||
| return errors.New("chain ID is not set") | ||
| } | ||
| if config.Genesis.L2Time <= 0 { | ||
| return errors.New("genesis timestamp is not set") | ||
| } | ||
| if config.BlockTime <= 0 { | ||
| return errors.New("block time is not set") | ||
| } | ||
| return nil | ||
| } |
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