Merge pull request #5917 from ethereum-optimism/willc/cli

feat(indexer): Add cli app

indexer/cli/cli.go

+package cli
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/ethereum-optimism/optimism/indexer/config"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/params"
+	"github.com/urfave/cli/v2"
+)
+
+type Cli struct {
+	GitVersion string
+	GitCommit  string
+	GitDate    string
+	app        *cli.App
+	Flags      []cli.Flag
+}
+
+func runIndexer(ctx *cli.Context) error {
+	configPath := ctx.String(ConfigFlag.Name)
+	conf, err := config.LoadConfig(configPath)
+
+	fmt.Println(conf)
+
+	if err != nil {
+		log.Crit("Failed to load config", "message", err)
+	}
+
+	// finish me
+	return nil
+}
+
+func runApi(ctx *cli.Context) error {
+	configPath := ctx.String(ConfigFlag.Name)
+	conf, err := config.LoadConfig(configPath)
+
+	fmt.Println(conf)
+
+	if err != nil {
+		log.Crit("Failed to load config", "message", err)
+	}
+	// finish me
+	return nil
+}
+
+var (
+	ConfigFlag = &cli.StringFlag{
+		Name:    "config",
+		Value:   "./indexer.toml",
+		Aliases: []string{"c"},
+		Usage:   "path to config file",
+		EnvVars: []string{"INDEXER_CONFIG"},
+	}
+	// Not used yet.  Use this flag to run legacy app instead
+	// Remove me after indexer is released
+	IndexerRefreshFlag = &cli.BoolFlag{
+		Name:    "indexer-refresh",
+		Value:   false,
+		Aliases: []string{"i"},
+		Usage:   "run new unreleased indexer by passing in flag",
+		EnvVars: []string{"INDEXER_REFRESH"},
+	}
+)
+
+// make a instance method on Cli called Run that runs cli
+// and returns an error
+func (c *Cli) Run(args []string) error {
+	return c.app.Run(args)
+}
+
+func NewCli(GitVersion string, GitCommit string, GitDate string) *Cli {
+	log.Root().SetHandler(
+		log.LvlFilterHandler(
+			log.LvlInfo,
+			log.StreamHandler(os.Stdout, log.TerminalFormat(true)),
+		),
+	)
+
+	flags := []cli.Flag{
+		ConfigFlag,
+	}
+
+	app := &cli.App{
+		Version:     fmt.Sprintf("%s-%s", GitVersion, params.VersionWithCommit(GitCommit, GitDate)),
+		Description: "An indexer of all optimism events with a serving api layer",
+		Commands: []*cli.Command{
+			{
+				Name:        "api",
+				Flags:       flags,
+				Description: "Runs the api service",
+				Action:      runApi,
+			},
+			{
+				Name:        "indexer",
+				Flags:       flags,
+				Description: "Runs the indexing service",
+				Action:      runIndexer,
+			},
+		},
+	}
+
+	return &Cli{
+		app:   app,
+		Flags: flags,
+	}
+}

indexer/cmd/indexer-refresh/main.go

 package main
 
 import (
-	"fmt"
 	"os"
 
+	"github.com/ethereum-optimism/optimism/indexer/cli"
 	"github.com/ethereum/go-ethereum/log"
-	"github.com/ethereum/go-ethereum/params"
-	"github.com/urfave/cli"
-
-	"github.com/ethereum-optimism/optimism/indexer"
-	"github.com/ethereum-optimism/optimism/indexer/config"
-	"github.com/ethereum-optimism/optimism/indexer/flags"
 )
 
 var (
@@ -20,34 +14,8 @@ var (
 )
 
 func main() {
-	// Set up logger with a default INFO level in case we fail to parse flags.
-	// Otherwise the final crtiical log won't show what the parsing error was.
-	log.Root().SetHandler(
-		log.LvlFilterHandler(
-			log.LvlInfo,
-			log.StreamHandler(os.Stdout, log.TerminalFormat(true)),
-		),
-	)
-
-	// TODO https://linear.app/optimism/issue/DX-55/api-implement-rest-api-with-mocked-data
-	// don't hardcode this
-	conf, err := config.LoadConfig("../../indexer.toml")
-
-	if err != nil {
-		log.Crit("Failed to load config", "message", err)
-	}
-
-	log.Debug("Loaded config", "config", conf)
-
-	app := cli.NewApp()
-	app.Flags = []cli.Flag{flags.LogLevelFlag, flags.L1EthRPCFlag, flags.L2EthRPCFlag, flags.DBNameFlag}
-	app.Version = fmt.Sprintf("%s-%s", GitVersion, params.VersionWithCommit(GitCommit, GitDate))
-	app.Name = "indexer"
-	app.Usage = "Indexer Service"
-	app.Description = "Service for indexing deposits and withdrawals " +
-		"by account on L1 and L2"
+	app := cli.NewCli(GitVersion, GitCommit, GitDate)
 
-	app.Action = indexer.Main(GitVersion)
 	if err := app.Run(os.Args); err != nil {
 		log.Crit("Application failed", "message", err)
 	}

indexer/example.env

@@ -2,5 +2,8 @@
 INDEXER_L1_ETH_RPC=FILL_ME_IN
 INDEXER_L2_ETH_RPC=FILL_ME_IN
 
+# temporary env variable to enable to new indexer
+INDEXER_REFRESH=1
+
 # Fill in to use prisma studio ui with a db other than the default
 # DATABASE_URL=FILL_ME_IN