From eed9320bae0f2d70eb9a3bfb847b405b5cce219e Mon Sep 17 00:00:00 2001
From: Timothy <yexiaozhou2003@gmail.com>
Date: Thu, 22 May 2014 23:05:39 +0800
Subject: [PATCH] enhance error handling

---
 godns.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/godns.go b/godns.go
index 9292452..32554fb 100644
--- a/godns.go
+++ b/godns.go
@@ -56,6 +56,10 @@ func dns_loop(loop chan bool) {
 
 		sub_domain_id, ip := get_subdomain(domain_id, Configuration.Sub_domain)
 
+		if sub_domain_id == "" || ip == "" {
+			continue
+		}
+
 		fmt.Printf("currentIp is:%s\n", currentIP)
 		log.Infof("currentIp is:%s\n", currentIP)