From bed5a36235a78b53159e35a85b2c55a6bb429271 Mon Sep 17 00:00:00 2001
From: Denis Kirillov <d.kirillov@yadro.com>
Date: Mon, 6 Feb 2023 17:54:06 +0300
Subject: [PATCH] [#44] ir: Support multiple configs

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
---
 cmd/frostfs-ir/defaults.go | 11 +++++++++--
 cmd/frostfs-ir/main.go     |  3 ++-
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/cmd/frostfs-ir/defaults.go b/cmd/frostfs-ir/defaults.go
index f2f416e00..1e09c75d8 100644
--- a/cmd/frostfs-ir/defaults.go
+++ b/cmd/frostfs-ir/defaults.go
@@ -4,10 +4,11 @@ import (
 	"strings"
 	"time"
 
+	"github.com/TrueCloudLab/frostfs-node/pkg/util/config"
 	"github.com/spf13/viper"
 )
 
-func newConfig(path string) (*viper.Viper, error) {
+func newConfig(path, directory string) (*viper.Viper, error) {
 	const envPrefix = "FROSTFS_IR"
 
 	var (
@@ -28,7 +29,13 @@ func newConfig(path string) (*viper.Viper, error) {
 		} else {
 			v.SetConfigType("yml")
 		}
-		err = v.ReadInConfig()
+		if err = v.ReadInConfig(); err != nil {
+			return v, err
+		}
+	}
+
+	if directory != "" {
+		err = config.ReadConfigDir(v, directory)
 	}
 
 	return v, err
diff --git a/cmd/frostfs-ir/main.go b/cmd/frostfs-ir/main.go
index f2afd7b8a..2094265fa 100644
--- a/cmd/frostfs-ir/main.go
+++ b/cmd/frostfs-ir/main.go
@@ -35,6 +35,7 @@ func exitErr(err error) {
 
 func main() {
 	configFile := flag.String("config", "", "path to config")
+	configDir := flag.String("config-dir", "", "path to config directory")
 	versionFlag := flag.Bool("version", false, "frostfs-ir node version")
 	flag.Parse()
 
@@ -44,7 +45,7 @@ func main() {
 		os.Exit(SuccessReturnCode)
 	}
 
-	cfg, err := newConfig(*configFile)
+	cfg, err := newConfig(*configFile, *configDir)
 	exitErr(err)
 
 	var logPrm logger.Prm