Add config & docker deployment

main.go

@@ -1,15 +1,53 @@
 package main
 
 import (
+	"oc-discovery/models"
 	_ "oc-discovery/routers"
 
 	"github.com/beego/beego/logs"
 	beego "github.com/beego/beego/v2/server/web"
+	"github.com/goraz/onion"
 )
 
+const defaultConfigFile = "/etc/oc/discovery.json"
+const localConfigFile = "./discovery.json"
+
 func main() {
 	log := logs.NewLogger(10000)
 	log.SetLogger("console")
+
+	configFile := ""
+	var o *onion.Onion
+	l3 := onion.NewEnvLayerPrefix("_", "OCDISCOVERY_")
+	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)
+	}
+
+	models.GetConfig().RedisUrl = o.GetStringDefault("redisurl", "localhost:6379")
+	models.GetConfig().RedisPassword = o.GetStringDefault("redispassword", "")
+	models.GetConfig().ZincUrl = o.GetStringDefault("zincurl", "http://localhost:4080")
+	models.GetConfig().ZincLogin = o.GetStringDefault("zinclogin", "admin")
+	models.GetConfig().ZincPassword = o.GetStringDefault("zincpassword", "admin")
+	models.GetConfig().Defaultpeers = o.GetStringDefault("defaultpeers", "./peers.json")
+
+	// Normal beego init
 	if beego.BConfig.RunMode == "dev" {
 		beego.BConfig.WebConfig.DirectoryIndex = true
 		beego.BConfig.WebConfig.StaticDir["/swagger"] = "swagger"