package conf import ( "sync" "github.com/beego/beego/logs" "github.com/goraz/onion" ) type Config struct { OcCatalogUrl string MongoUrl string Logs string LokiUrl string NatsUrl string } var instance *Config var once sync.Once const defaultConfigFile = "/etc/oc/scheduler.json" const localConfigFile = "./conf/local_scheduler.json" func init(){ configFile := "" var o *onion.Onion l3 := onion.NewEnvLayerPrefix("_", "OCSCHEDULER_") l2, err := onion.NewFileLayer(defaultConfigFile, nil) if err == nil { logs.Info("Config file found : " + defaultConfigFile) configFile = defaultConfigFile } l1, err := onion.NewFileLayer(localConfigFile, nil) if err == nil { logs.Info("Local config file found " + localConfigFile + ", overriding default file") configFile = localConfigFile } if configFile == "" { logs.Info("No config file found, using env") o = onion.New(l3) } else if l1 == nil && l2 == nil { o = onion.New(l1, l2, l3) } else if l1 == nil { o = onion.New(l2, l3) } else if l2 == nil { o = onion.New(l1, l3) } GetConfig().OcCatalogUrl = o.GetStringDefault("oc-catalog", "https://localhost:49618") GetConfig().Logs = o.GetStringDefault("loglevel", "info") GetConfig().LokiUrl = o.GetStringDefault("loki_url","http://127.0.0.1:3100") GetConfig().LokiUrl = o.GetStringDefault("nats_url","http://127.0.0.1:4222") GetConfig().MongoUrl = o.GetStringDefault("mongo_url","mongodb://127.0.0.1:27017") } func GetConfig() *Config { once.Do(func() { instance = &Config{} }) return instance }