config values are printed to log file

server/configs.go

@@ -27,4 +27,11 @@ func SetConfigValues() {
 	if err := viper.ReadInConfig(); err != nil {
 		log.Printf("can't read config: %s, will use default values", err)
 	}
+
+	// Print all config values to log file
+	log.Printf("All Settings From Config:")
+	as := viper.AllSettings()
+	for key, _ := range as {
+	    log.Printf("%s => %s", key, viper.GetString(key))
+	}
 }
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