#!/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.
#


echo ---------------------
echo Starting WalChecker 
echo ---------------------

if [ -z "${IOTDB_HOME}" ]; then
  export IOTDB_HOME="`dirname "$0"`/.."
fi

IOTDB_CONF=${IOTDB_HOME}/conf
# IOTDB_LOGS=${IOTDB_HOME}/logs

#if [ -f "$IOTDB_CONF/datanode-env.sh" ]; then
#    . "$IOTDB_CONF/datanode-env.sh"
#else
#    echo "can't find $IOTDB_CONF/datanode-env.sh"
#fi

if [ -n "$JAVA_HOME" ]; then
    for java in "$JAVA_HOME"/bin/amd64/java "$JAVA_HOME"/bin/java; do
        if [ -x "$java" ]; then
            JAVA="$java"
            break
        fi
    done
else
    JAVA=java
fi

if [ -z $JAVA ] ; then
    echo Unable to find java executable. Check JAVA_HOME and PATH environment variables.  > /dev/stderr
    exit 1;
fi

CLASSPATH=""
for f in ${IOTDB_HOME}/lib/*.jar; do
  CLASSPATH=${CLASSPATH}":"$f
done
classname=org.apache.iotdb.db.tools.WalChecker


launch_service()
{
	class="$1"
	iotdb_parms="-Dlogback.configurationFile=${IOTDB_CONF}/logback.xml"
	iotdb_parms="$iotdb_parms -DIOTDB_HOME=${IOTDB_HOME}"
	iotdb_parms="$iotdb_parms -DTSFILE_HOME=${IOTDB_HOME}"
	iotdb_parms="$iotdb_parms -DIOTDB_CONF=${IOTDB_CONF}"
#	iotdb_parms="$iotdb_parms -Dname=iotdb\.IoTDB"
	exec "$JAVA" $iotdb_parms $IOTDB_JMX_OPTS -cp "$CLASSPATH" "$class" "$WALPATH"
	return $?
}

# Start up the service
#launch_service "$classname"

if [ $# -ne 1 ]; then
    echo "please input the wal folder."
exit 1;
fi

if [ ! -d ${1} ]; then
    echo "Can't find wal directory. ${1}" 
    exit 1;
else
    WALPATH=${1}
    launch_service "$classname"    
fi

exit $?
