#!/usr/bin/env bash
#/**
# @@@ START COPYRIGHT @@@
#
# 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,
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# Start dcs daemons.
usage="Usage: start-dcs.sh"

bin=`dirname "${BASH_SOURCE-$0}"`
bin=`cd "$bin">/dev/null; pwd`

. "$bin"/dcs-config.sh

# start dcs daemons
errCode=$?
if [ $errCode -ne 0 ]
then
  exit $errCode
fi

"$bin"/dcs-daemons.sh --config "${DCS_CONF_DIR}" start zookeeper

master=`$bin/dcs --config "${DCS_CONF_DIR}" org.trafodion.dcs.zookeeper.ZkUtil /$USER/dcs/master|tail -n 1`
errCode=$?
if [ $errCode -ne 0 ]
then
  exit $errCode
fi

if [ -z "$master" ] ; then
  if [ ! -z "${DCS_MASTERS}" ] && [ -s ${DCS_MASTERS} ] ; then
    master_node=`head -n 1 ${DCS_MASTERS}`
    if [ ! -z "$master_node" ] ; then
      master=`echo $master_node | awk '{print $1}'`
    fi
  fi
fi

if [ "$master" == "" ] || [ "$master" == "localhost" ] || [ "$master" == "$(hostname -f)" ] ; then
  "$bin"/dcs-daemon.sh --config "${DCS_CONF_DIR}" start master 
else
  remote_cmd="cd ${DCS_HOME}; $bin/dcs-daemon.sh --config ${DCS_CONF_DIR} start master"
  L_PDSH="ssh -q -n $DCS_SSH_OPTS"
  ${L_PDSH} $master $remote_cmd 2>&1 | sed "s/^/$master: /"
fi

"$bin"/dcs-daemons.sh --config "${DCS_CONF_DIR}" --hosts "${DCS_SERVERS}" start server
"$bin"/dcs-daemons.sh --config "${DCS_CONF_DIR}" --hosts "${DCS_MASTERS}" start master-backup