85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"os"
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"os/signal"
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"syscall"
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"golang.org/x/exp/slog"
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"github.com/ethereum/go-ethereum/log"
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oplog "github.com/ethereum-optimism/optimism/op-service/log"
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"github.com/ethereum-optimism/optimism/op-ufm/pkg/config"
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"github.com/ethereum-optimism/optimism/op-ufm/pkg/service"
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)
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var (
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GitVersion = ""
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GitCommit = ""
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GitDate = ""
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)
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func main() {
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oplog.SetGlobalLogHandler(slog.NewJSONHandler(
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os.Stdout, &slog.HandlerOptions{Level: slog.LevelInfo}))
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log.Info("initializing",
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"version", GitVersion,
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"commit", GitCommit,
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"date", GitDate)
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if len(os.Args) < 2 {
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log.Crit("must specify a config file on the command line")
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}
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cfg := initConfig(os.Args[1])
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ctx := context.Background()
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svc := service.New(cfg)
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svc.Start(ctx)
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sig := make(chan os.Signal, 1)
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signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
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recvSig := <-sig
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log.Info("caught signal, shutting down",
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"signal", recvSig)
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svc.Shutdown()
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}
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func initConfig(cfgFile string) *config.Config {
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cfg, err := config.New(cfgFile)
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if err != nil {
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log.Crit("error reading config file",
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"file", cfgFile,
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"err", err)
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}
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// update log level from config
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logLevel, err := oplog.LevelFromString(cfg.LogLevel)
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if err != nil {
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logLevel = log.LevelInfo
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if cfg.LogLevel != "" {
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log.Warn("invalid server.log_level",
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"log_level", cfg.LogLevel)
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}
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}
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oplog.SetGlobalLogHandler(slog.NewJSONHandler(
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os.Stdout, &slog.HandlerOptions{Level: logLevel}))
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// readable parsed config
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jsonCfg, _ := json.MarshalIndent(cfg, "", " ")
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fmt.Printf("%s", string(jsonCfg))
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err = cfg.Validate()
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if err != nil {
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log.Crit("invalid config",
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"err", err)
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}
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return cfg
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}
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