openethereum-node-status/cmd/node-status/main.go

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2021-12-14 12:24:18 +01:00
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"
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"git.grassecon.org/grassrootseconomics/openethereum-node-status/internal/server"
"git.grassecon.org/grassrootseconomics/openethereum-node-status/pkg/rpc"
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)
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")
}
}