mirror of
https://github.com/scroll-tech/scroll.git
synced 2026-01-14 08:28:02 -05:00
98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
package app
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
"os/signal"
|
|
"time"
|
|
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
"github.com/scroll-tech/go-ethereum/ethclient"
|
|
"github.com/scroll-tech/go-ethereum/log"
|
|
"github.com/urfave/cli/v2"
|
|
|
|
"scroll-tech/common/database"
|
|
"scroll-tech/common/observability"
|
|
"scroll-tech/common/utils"
|
|
"scroll-tech/common/version"
|
|
|
|
"scroll-tech/rollup/internal/config"
|
|
"scroll-tech/rollup/internal/controller/watcher"
|
|
)
|
|
|
|
var app *cli.App
|
|
|
|
func init() {
|
|
// Set up event-watcher app info.
|
|
app = cli.NewApp()
|
|
app.Action = action
|
|
app.Name = "event-watcher"
|
|
app.Usage = "The Scroll Event Watcher"
|
|
app.Version = version.Version
|
|
app.Flags = append(app.Flags, utils.CommonFlags...)
|
|
app.Commands = []*cli.Command{}
|
|
app.Before = func(ctx *cli.Context) error {
|
|
return utils.LogSetup(ctx)
|
|
}
|
|
// Register `event-watcher-test` app for integration-test.
|
|
utils.RegisterSimulation(app, utils.EventWatcherApp)
|
|
}
|
|
|
|
func action(ctx *cli.Context) error {
|
|
// Load config file.
|
|
cfgFile := ctx.String(utils.ConfigFileFlag.Name)
|
|
cfg, err := config.NewConfig(cfgFile)
|
|
if err != nil {
|
|
log.Crit("failed to load config file", "config file", cfgFile, "error", err)
|
|
}
|
|
|
|
subCtx, cancel := context.WithCancel(ctx.Context)
|
|
// Init db connection
|
|
db, err := database.InitDB(cfg.DBConfig)
|
|
if err != nil {
|
|
log.Crit("failed to init db connection", "err", err)
|
|
}
|
|
defer func() {
|
|
cancel()
|
|
if err = database.CloseDB(db); err != nil {
|
|
log.Crit("failed to close db connection", "error", err)
|
|
}
|
|
}()
|
|
|
|
registry := prometheus.DefaultRegisterer
|
|
observability.Server(ctx, db)
|
|
l1client, err := ethclient.Dial(cfg.L1Config.Endpoint)
|
|
if err != nil {
|
|
log.Crit("failed to connect l1 geth", "config file", cfgFile, "error", err)
|
|
}
|
|
|
|
l1watcher := watcher.NewL1WatcherClient(ctx.Context, l1client, cfg.L1Config.StartHeight, cfg.L1Config.Confirmations,
|
|
cfg.L1Config.L1MessageQueueAddress, cfg.L1Config.ScrollChainContractAddress, db, registry)
|
|
|
|
go utils.Loop(subCtx, 10*time.Second, func() {
|
|
if loopErr := l1watcher.FetchContractEvent(); loopErr != nil {
|
|
log.Error("Failed to fetch bridge contract", "err", loopErr)
|
|
}
|
|
})
|
|
|
|
log.Info("Start event-watcher successfully", "version", version.Version)
|
|
|
|
// Catch CTRL-C to ensure a graceful shutdown.
|
|
interrupt := make(chan os.Signal, 1)
|
|
signal.Notify(interrupt, os.Interrupt)
|
|
|
|
// Wait until the interrupt signal is received from an OS signal.
|
|
<-interrupt
|
|
|
|
return nil
|
|
}
|
|
|
|
// Run event watcher cmd instance.
|
|
func Run() {
|
|
if err := app.Run(os.Args); err != nil {
|
|
_, _ = fmt.Fprintln(os.Stderr, err)
|
|
os.Exit(1)
|
|
}
|
|
}
|