1 files changed, 14 insertions(+), 0 deletions(-)

M util/env.go

@@ 26,6 26,20 @@ func LoadEnvStr(key string, def string) string {
 	return def
 }
 
+func LoadEnvInt32(key string, def int32) int32 {
+	value, found := os.LookupEnv(key)
+	if found {
+		res, err := strconv.ParseInt(value, 10, 32)
+		if err != nil {
+			log.Fatalf("[erya] Environment variable %s failed to parse to int32 from '%s'", key, value)
+		}
+		return int32(res)
+	}
+
+	log.Printf("[erya] Environment variable %s is empty, using default '%d'", key, def)
+	return def
+}
+
 func LoadEnvBool(key string, def bool) bool {
 	value, found := os.LookupEnv(key)
 	if found {