#!/bin/bash

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

#title=Checking Zookeeper Role

source $(cd -P -- "$(dirname -- "$0")" && pwd -P)/header.sh

source ${KYLIN_HOME}/sbin/init-kerberos.sh
## init Kerberos if needed
initKerberosIfNeeded

KYLIN_ZOOKEEPER_ENABLED=$("$KYLIN_HOME"/bin/get-properties.sh kylin.env.zookeeper.enabled)

if [[ $KYLIN_ZOOKEEPER_ENABLED == "true" ]]; then
    echo "Checking Zookeeper role..."
    zk_connect_string=$("${KYLIN_HOME}"/bin/get-properties.sh kylin.env.zookeeper-connect-string)
    if [[ -z $zk_connect_string ]]; then
      quit "Failed: Zookeeper connect string is empty, please set 'kylin.env.zookeeper-connect-string' in {KYLIN_HOME}/conf/kylin.properties"
    fi
else
    echo "KYLIN_ZOOKEEPER_ENABLED is ${KYLIN_ZOOKEEPER_ENABLED}. Skip check."
    exit 3
fi
