#!/bin/sh

SCRIPT="0ドル"

err_exit() {
 echo $@
 exit 1
}

check_file() {
 if [ ! -f 1ドル ]; then
err_exit "cannot find 1ドル"
 fi
}

unzip_elasticsearch() {
 echo "unzip elasticsearch"

 es_path=$ZS_HOME/thirdparty/elasticsearch*
 ls $es_path &>/dev/null
 if [ $? -ne 0 ]; then
err_exit "cannot find elasticsearch tarball at $es_path"
 fi
es_path=`ls $es_path`
 tar xzf $es_path -C $RUNTIME_HOME
}

unzip_tomcat_deploy_war() {
 echo "unzip tomcat and deploy zstack.war"

 tomcat_path=$ZS_HOME/thirdparty/apache-tomcat*
 ls $tomcat_path &>/dev/null
 if [ $? -ne 0 ]; then
err_exit "cannot find tomcat tarball at $es_path"
 fi
tomcat_path=`ls $tomcat_path`
 tar xzf $tomcat_path -C $RUNTIME_HOME
 tcathome=`ls -d $RUNTIME_HOME/apache-tomcat*`

 warfile=$ZS_HOME/lib/zstack.war
 check_file $warfile
 wardir=$tcathome/webapps/zstack

 mkdir -p $wardir
 unzip $warfile -d $wardir &>/dev/null
}

start_elasticsearch() {
 ps -aux | grep java | grep elasticsearch &>/dev/null
 if [ $? -eq 0 ]; then
 return
 fi

sh $ES_HOME/bin/elasticsearch
}

# SCRIPT may be an arbitrarily deep series of symlinks. Loop until we have the concrete path.
while [ -h "$SCRIPT" ] ; do
ls=`ls -ld "$SCRIPT"`
 # Drop everything prior to ->
 link=`expr "$ls" : '.*-> \(.*\)$'`
 if expr "$link" : '/.*' > /dev/null; then
SCRIPT="$link"
 else
SCRIPT=`dirname "$SCRIPT"`/"$link"
 fi
done

ZS_HOME=`dirname "$SCRIPT"`/..
RUNTIME_HOME=$ZS_HOME/runtime
mkdir -p $RUNTIME_HOME

ls -d $RUNTIME_HOME/elasticsearch* &>/dev/null
if [ $? -ne 0 ]; then
unzip_elasticsearch
fi
ES_HOME=`ls -d $RUNTIME_HOME/elasticsearch*`

ls -d $RUNTIME_HOME/apache-tomcat* &>/dev/null
if [ $? -ne 0 ]; then
unzip_tomcat_deploy_war
fi
TOMCAT_HOME=`ls -d $RUNTIME_HOME/apache-tomcat*`

echo $ES_HOME
echo $TOMCAT_HOME

start_elasticsearch

usage() {
 echo "usage: 0ドル
 [start|stop|restart]"
 exit 1
}

if [ $# -eq 0 ]; then
usage
fi

start_tomcat() {
 sh $TOMCAT_HOME/bin/startup.sh
 echo "start zstack ... SUCCESS"
}

stop_tomcat() {
 sh $TOMCAT_HOME/bin/shutdown.sh
 echo "start zstack ... SUCCESS"
}

restart_tomcat() {
 start_tomcat
 stop_tomcat
}

if [ 1ドル == 'start' ]; then
start_tomcat
elif [ 1ドル == 'stop' ]; then
stop_tomcat
elif [ 1ドル == 'restart' ]; then
restart_tomcat
else
usage
fi