From 58870bc1e95f110889e7f50bf37e6d4160eedf25 Mon Sep 17 00:00:00 2001
From: Yiming Liu <liuyiming.vip@gmail.com>
Date: Thu, 27 Oct 2016 15:24:15 +0800
Subject: [PATCH] KYLIN-2133: Check web server port availability when startup

---
 build/bin/kylin.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/build/bin/kylin.sh b/build/bin/kylin.sh
index ad3a952..832add9 100644
--- a/build/bin/kylin.sh
+++ b/build/bin/kylin.sh
@@ -96,6 +96,15 @@ then
         kylin_rest_address=$KYLIN_REST_ADDRESS
     fi
 
+    kylin_rest_address_arr=(${kylin_rest_address//;/ })
+    nc -z -w 5 ${kylin_rest_address_arr[0]} ${kylin_rest_address_arr[1]} 1>/dev/null 2>&1; nc_result=$?
+    if [ $nc_result -eq 0 ]; then
+        echo "port ${kylin_rest_address} is not available, could not start Kylin"
+        exit 1
+    else
+        echo "port ${kylin_rest_address} is available"
+    fi
+
     #debug if encounter NoClassDefError
     echo "hbase classpath is:"
     hbase classpath
-- 
2.8.4 (Apple Git-73)