From 895143b1f93d61be4794db179140a4cabd474518 Mon Sep 17 00:00:00 2001
From: Teddysun <i@teddysun.com>
Date: Fri, 23 Sep 2016 22:12:05 +0900
Subject: [PATCH] Add IPv6 support if IPv6 is exist

---
 shadowsocks-libev-debian.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/shadowsocks-libev-debian.sh b/shadowsocks-libev-debian.sh
index 249a690..c24acd4 100644
--- a/shadowsocks-libev-debian.sh
+++ b/shadowsocks-libev-debian.sh
@@ -35,6 +35,15 @@ get_ip(){
     [ ! -z ${IP} ] && echo ${IP} || echo
 }
 
+get_ipv6(){
+    local ipv6=$(wget -qO- -t1 -T2 ipv6.icanhazip.com)
+    if [ -z ${ipv6} ]; then
+        return 1
+    else
+        return 0
+    fi
+}
+
 get_latest_version(){
     ver=$(wget -qO- https://api.github.com/repos/shadowsocks/shadowsocks-libev/releases/latest | grep 'tag_name' | cut -d\" -f4)
     [ -z ${ver} ] && echo "Error: Get shadowsocks-libev latest version failed" && exit 1