From cbc8f359dd88f50e6118eaa9a022e94be3826d5c Mon Sep 17 00:00:00 2001
From: "peng.jianhua" <peng.jianhua@zte.com.cn>
Date: Thu, 30 Nov 2017 20:13:13 +0800
Subject: [PATCH 1/1] KYLIN-3075 Improvement kylin.sh, remove duplicate
 dependency check, let kylin start faster.

---
 build/bin/kylin.sh | 47 ++++++++++++++++++++++++++---------------------
 1 file changed, 26 insertions(+), 21 deletions(-)

diff --git a/build/bin/kylin.sh b/build/bin/kylin.sh
index bf1c862ed..772ddbb85 100755
--- a/build/bin/kylin.sh
+++ b/build/bin/kylin.sh
@@ -27,32 +27,37 @@ if [ "$verbose" = true ]; then
     shift
 fi
 
-source ${dir}/check-env.sh
 mkdir -p ${KYLIN_HOME}/logs
 mkdir -p ${KYLIN_HOME}/ext
 
 function retrieveDependency() {
-    #retrive $hive_dependency and $hbase_dependency
-    source ${dir}/find-hive-dependency.sh
-    source ${dir}/find-hbase-dependency.sh
-    source ${dir}/find-hadoop-conf-dir.sh
-    source ${dir}/find-kafka-dependency.sh
-    source ${dir}/find-spark-dependency.sh
-
-    #retrive $KYLIN_EXTRA_START_OPTS
-    if [ -f "${dir}/setenv.sh" ]; then
-        echo "WARNING: ${dir}/setenv.sh is deprecated and ignored, please remove it and use ${KYLIN_HOME}/conf/setenv.sh instead"
-        source ${dir}/setenv.sh
-    fi
-    
-    if [ -f "${KYLIN_HOME}/conf/setenv.sh" ]; then
-        source ${KYLIN_HOME}/conf/setenv.sh
-    fi
+    if [ "$retrieve_dependency" != "true" ]
+    then
+        source ${dir}/check-env.sh
+
+        #retrive $hive_dependency and $hbase_dependency
+        source ${dir}/find-hive-dependency.sh
+        source ${dir}/find-hbase-dependency.sh
+        source ${dir}/find-kafka-dependency.sh
+        source ${dir}/find-spark-dependency.sh
+
+        #retrive $KYLIN_EXTRA_START_OPTS
+        if [ -f "${dir}/setenv.sh" ]; then
+            echo "WARNING: ${dir}/setenv.sh is deprecated and ignored, please remove it and use ${KYLIN_HOME}/conf/setenv.sh instead"
+            source ${dir}/setenv.sh
+        fi
 
-    export HBASE_CLASSPATH_PREFIX=${KYLIN_HOME}/conf:${KYLIN_HOME}/lib/*:${KYLIN_HOME}/ext/*:${HBASE_CLASSPATH_PREFIX}
-    export HBASE_CLASSPATH=${HBASE_CLASSPATH}:${hive_dependency}:${kafka_dependency}:${spark_dependency}
+        if [ -f "${KYLIN_HOME}/conf/setenv.sh" ]; then
+            source ${KYLIN_HOME}/conf/setenv.sh
+        fi
+
+        export HBASE_CLASSPATH_PREFIX=${KYLIN_HOME}/conf:${KYLIN_HOME}/lib/*:${KYLIN_HOME}/ext/*:${HBASE_CLASSPATH_PREFIX}
+        export HBASE_CLASSPATH=${HBASE_CLASSPATH}:${hive_dependency}:${kafka_dependency}:${spark_dependency}
+
+        verbose "HBASE_CLASSPATH: ${HBASE_CLASSPATH}"
 
-    verbose "HBASE_CLASSPATH: ${HBASE_CLASSPATH}"
+		export retrieve_dependency="true"
+	fi
 }
 
 # start command
@@ -121,7 +126,7 @@ then
     -Dkylin.hadoop.conf.dir=${kylin_hadoop_conf_dir} \
     -Dspring.profiles.active=${spring_profile} \
     org.apache.hadoop.util.RunJar ${tomcat_root}/bin/bootstrap.jar  org.apache.catalina.startup.Bootstrap start >> ${KYLIN_HOME}/logs/kylin.out 2>&1 & echo $! > ${KYLIN_HOME}/pid &
-    
+
     echo ""
     echo "A new Kylin instance is started by $USER. To stop it, run 'kylin.sh stop'"
     echo "Check the log at ${KYLIN_HOME}/logs/kylin.log"
-- 
2.11.0.windows.1