From 167a3591ba2eae23a58bf7b160154e272dd516f4 Mon Sep 17 00:00:00 2001
From: Zeno Zeng <zenoofzeng@gmail.com>
Date: Sun, 21 Sep 2014 20:14:50 +0800
Subject: [PATCH] restart xl2tpd only if necessary

---
 xl2tpd.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/xl2tpd.sh b/xl2tpd.sh
index b49396d..48e29d0 100755
--- a/xl2tpd.sh
+++ b/xl2tpd.sh
@@ -109,13 +109,17 @@ connect() {
 case $1 in
 
     connect)
-        xl2tpd_restart
+        if [ ! -e $L2TPD_CONTROL_FILE ]; then
+            xl2tpd_restart
+        fi
         xl2tpd_create_lac
         connect
         ;;
 
     disconnect)
         xl2tpd-control disconnect ${LAC_NAME}
+        tail $PPP_LOG_FILE
+        echo -n > $PPP_LOG_FILE
         ;;
 
 esac