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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| package app | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "os" | ||
| "os/signal" | ||
|
|
||
| "github.com/scroll-tech/go-ethereum/ethclient" | ||
| "github.com/scroll-tech/go-ethereum/log" | ||
| "github.com/urfave/cli/v2" | ||
|
|
||
| "bridge-history-api/config" | ||
| "bridge-history-api/crossmessage/controller/eventfetcher" | ||
| "bridge-history-api/utils" | ||
| ) | ||
|
|
||
| var ( | ||
| app *cli.App | ||
| ) | ||
|
|
||
| func init() { | ||
| app = cli.NewApp() | ||
|
|
||
| app.Action = action | ||
| app.Name = "Scroll Bridge History API" | ||
| app.Usage = "The Scroll Bridge Web Backend" | ||
| app.Flags = append(app.Flags, utils.CommonFlags...) | ||
| app.Commands = []*cli.Command{} | ||
|
|
||
| app.Before = func(ctx *cli.Context) error { | ||
| return utils.LogSetup(ctx) | ||
| } | ||
| } | ||
|
|
||
| func action(ctx *cli.Context) error { | ||
| 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) | ||
| defer cancel() | ||
|
|
||
| l1Client, err := ethclient.Dial(cfg.L1.Endpoint) | ||
| if err != nil { | ||
| log.Crit("failed to connect to L1 geth", "endpoint", cfg.L1.Endpoint, "err", err) | ||
| } | ||
|
|
||
| l2Client, err := ethclient.Dial(cfg.L2.Endpoint) | ||
| if err != nil { | ||
| log.Crit("failed to connect to L2 geth", "endpoint", cfg.L2.Endpoint, "err", err) | ||
| } | ||
|
|
||
| db, err := utils.InitDB(cfg.DB) | ||
| if err != nil { | ||
| log.Crit("failed to init db", "err", err) | ||
| } | ||
| defer func() { | ||
| if deferErr := utils.CloseDB(db); deferErr != nil { | ||
| log.Error("failed to close db", "err", err) | ||
| } | ||
| }() | ||
| if err != nil { | ||
| log.Crit("failed to connect to db", "config file", cfgFile, "error", err) | ||
| } | ||
|
|
||
| l1MessageFetcher, err := eventfetcher.NewL1MessageFetcher(subCtx, cfg.L1, db, l1Client) | ||
| if err != nil { | ||
| log.Crit("failed to create L1 cross message fetcher", "error", err) | ||
| } | ||
| go l1MessageFetcher.Start() | ||
|
|
||
| l2MessageFetcher, err := eventfetcher.NewL2MessageFetcher(subCtx, cfg.L2, db, l2Client) | ||
| if err != nil { | ||
| log.Crit("failed to create L2 cross message fetcher", "error", err) | ||
| } | ||
| go l2MessageFetcher.Start() | ||
|
|
||
| // 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) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| package main | ||
|
|
||
| import "bridge-history-api/cmd/cross_message_fetcher/app" | ||
|
|
||
| func main() { | ||
| app.Run() | ||
| } |
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