mirror of
https://github.com/scroll-tech/scroll.git
synced 2026-01-22 12:28:13 -05:00
126 lines
2.8 KiB
Go
126 lines
2.8 KiB
Go
package app
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import (
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"fmt"
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"os"
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"os/signal"
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"github.com/scroll-tech/go-ethereum/log"
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"github.com/urfave/cli/v2"
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"scroll-tech/database"
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"scroll-tech/common/utils"
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"scroll-tech/common/version"
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"scroll-tech/bridge/config"
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"scroll-tech/bridge/l1"
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"scroll-tech/bridge/l2"
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)
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var (
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app *cli.App
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)
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func init() {
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// Set up Bridge app info.
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app = cli.NewApp()
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app.Action = action
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app.Name = "bridge"
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app.Usage = "The Scroll Bridge"
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app.Version = version.Version
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app.Flags = append(app.Flags, utils.CommonFlags...)
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app.Flags = append(app.Flags, apiFlags...)
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app.Before = func(ctx *cli.Context) error {
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return utils.LogSetup(ctx)
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}
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// Register `bridge-test` app for integration-test.
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utils.RegisterSimulation(app, "bridge-test")
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}
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func action(ctx *cli.Context) error {
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// Load config file.
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cfgFile := ctx.String(utils.ConfigFileFlag.Name)
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cfg, err := config.NewConfig(cfgFile)
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if err != nil {
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log.Crit("failed to load config file", "config file", cfgFile, "error", err)
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}
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// init db connection
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var ormFactory database.OrmFactory
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if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
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log.Crit("failed to init db connection", "err", err)
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}
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var (
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l1Backend *l1.Backend
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l2Backend *l2.Backend
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)
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// @todo change nil to actual client after https://scroll-tech/bridge/pull/40 merged
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l1Backend, err = l1.New(ctx.Context, cfg.L1Config, ormFactory)
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if err != nil {
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return err
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}
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l2Backend, err = l2.New(ctx.Context, cfg.L2Config, ormFactory)
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if err != nil {
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return err
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}
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defer func() {
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l1Backend.Stop()
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l2Backend.Stop()
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err = ormFactory.Close()
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if err != nil {
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log.Error("can not close ormFactory", "error", err)
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}
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}()
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// Start all modules.
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if err = l1Backend.Start(); err != nil {
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log.Crit("couldn't start l1 backend", "error", err)
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}
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if err = l2Backend.Start(); err != nil {
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log.Crit("couldn't start l2 backend", "error", err)
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}
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// Register api and start rpc service.
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if ctx.Bool(httpEnabledFlag.Name) {
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handler, addr, err := utils.StartHTTPEndpoint(
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fmt.Sprintf(
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"%s:%d",
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ctx.String(httpListenAddrFlag.Name),
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ctx.Int(httpPortFlag.Name)),
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l2Backend.APIs())
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if err != nil {
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log.Crit("Could not start RPC api", "error", err)
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}
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defer func() {
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_ = handler.Shutdown(ctx.Context)
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log.Info("HTTP endpoint closed", "url", fmt.Sprintf("http://%v/", addr))
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}()
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log.Info("HTTP endpoint opened", "url", fmt.Sprintf("http://%v/", addr))
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}
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log.Info("Start bridge successfully")
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// Catch CTRL-C to ensure a graceful shutdown.
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interrupt := make(chan os.Signal, 1)
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signal.Notify(interrupt, os.Interrupt)
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// Wait until the interrupt signal is received from an OS signal.
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<-interrupt
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return nil
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}
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// Run run bridge cmd instance.
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func Run() {
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// Run the bridge.
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if err := app.Run(os.Args); err != nil {
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_, _ = fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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