added (untested) auth mechanism

1 files changed, 54 insertions, 0 deletions

diff --git a/util/config.go b/util/config.go
new file mode 100644
index 0000000..1bf0e43
--- /dev/null
+++ b/util/config.go
@@ -0,0 +1,54 @@
+/* OpenBills-server - Server for libre billing software OpenBills-web
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package util
+
+import (
+	"github.com/spf13/viper"
+	"os"
+	"log"
+)
+
+type Config struct {
+	Crypto struct {
+		AccessTokenSecret string `mapstructure:"access_token_secret"`
+		RefreshTokenSecret string `mapstructure:"refresh_token_secret"`
+	} `mapstructure:"cryptography"`
+}
+
+func init() {
+	viper.SetConfigName("openbills")
+	viper.AddConfigPath(".")
+	viper.AddConfigPath("/etc")
+	if err := viper.ReadInConfig(); err != nil {
+		if _, ok := err.(viper.ConfigFileNotFoundError); ok {
+			// config file not found
+			log.Println("Cannot find openbills config file in pwd or /etc")
+		} else {
+			// config file found but has errors
+			log.Printf("Error while reading config file: %v\n", err)
+			log.Println("Cannot start OpenBills Server")
+		}
+		os.Exit(1)
+	}
+}
+
+func GetConfig() Config {
+	var conf Config
+	viper.Unmarshal(&conf)
+	return conf
+}