cmd: rename entry

cmd/node-status/main.go

@@ -0,0 +1,66 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+	"github.com/knadh/koanf"
+	"github.com/knadh/koanf/parsers/toml"
+	"github.com/knadh/koanf/providers/env"
+	"github.com/knadh/koanf/providers/file"
+	"github.com/rs/zerolog"
+	"github.com/rs/zerolog/log"
+
+	"git.grassecon.org/grassroots-economics/openethereum-node-status/internal/server"
+	"git.grassecon.org/grassroots-economics/openethereum-node-status/pkg/rpc"
+)
+
+const (
+	confEnvOverridePrefix = ""
+)
+
+var (
+	conf = koanf.New(".")
+)
+
+func main() {
+	zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
+	zerolog.SetGlobalLevel(zerolog.InfoLevel)
+	ginMode := gin.ReleaseMode
+
+	// confini style config loading/overriding
+	confFile := file.Provider("config/config.toml")
+
+	if err := conf.Load(confFile, toml.Parser()); err != nil {
+		log.Fatal().
+			Err(err).
+			Str("service", "koanf").
+			Msg("cannot load config file")
+	}
+
+	if err := conf.Load(env.Provider(confEnvOverridePrefix, ".", func(s string) string {
+		return strings.ReplaceAll(strings.ToLower(
+			strings.TrimPrefix(s, confEnvOverridePrefix)), "_", ".")
+	}), nil); err != nil {
+		log.Fatal().
+			Err(err).
+			Str("module", "main").
+			Msg("cannot load env variables")
+	}
+
+	if conf.Bool("debug.enabled") {
+		zerolog.SetGlobalLevel(zerolog.DebugLevel)
+		ginMode = gin.DebugMode
+		log.Debug().Str("module", "main").Msg("debug mode enabled")
+	}
+
+	server.RpcClient = rpc.NewRpcClient(conf.String("rpc.endpoint"))
+
+	if err := server.Start(fmt.Sprintf(":%s", conf.String("server.port")), ginMode); err != nil {
+		log.Fatal().
+			Err(err).
+			Str("module", "main").
+			Msg("could not start server")
+	}
+}