bigtop-packages/src/common/sqoop2/sqoop-server.svc

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# 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
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#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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DAEMON="sqoop2-server"
DESC="Sqoop Server"
EXEC_PATH="/usr/bin/sqoop2-server"
SVC_USER="${SQOOP_USER:-sqoop2}"
WORKING_DIR="/var/lib/sqoop2"
DAEMON_FLAGS=""
CONF_DIR="${SQOOP_CONFIG:-/etc/sqoop2/conf}"
PIDFILE="${SQOOP_PID:-/var/run/sqoop2/sqoop-server-$SVC_USER.pid}"

generate_functions() {

cat <<'__EOT__'
sqoop_env() {
  export SQOOP_CONFIG
  export CATALINA_BASE
  export CATALINA_BIN
  export CATALINA_PID=$SQOOP_PID
  export CATALINA_OPTS
  export CATALINA_OUT
  export CATALINA_TMPDIR
}
__EOT__

}

generate_start() {

cat <<'__EOT__'
start() {
  [ -x $EXEC_PATH ] || exit $ERROR_PROGRAM_NOT_INSTALLED
  [ -d $CONF_DIR ] || exit $ERROR_PROGRAM_NOT_CONFIGURED
  log_success_msg "Starting ${DESC}: "

  sqoop_env

  su -s /bin/bash -c "cd ~/ && ${EXEC_PATH} start $DAEMON_FLAGS" $SVC_USER

  for second in {5..0}
  do
    checkstatusofproc
    RETVAL=$?
    if [ "$RETVAL" -eq $RETVAL_SUCCESS ] ; then
      break
    fi
    sleep 1
  done

  [ $RETVAL -eq $RETVAL_SUCCESS ] && touch $LOCKFILE
  return $RETVAL
}
__EOT__

}

generate_stop() {

cat <<'__EOT__'
stop() {
  # FIXME: workaround for BIGTOP-537
  checkstatusofproc
  if [ "$?" = "$STATUS_RUNNING" ] ; then

    sqoop_env

    su -s /bin/bash -c "cd ~/ && ${EXEC_PATH} stop" $SVC_USER

    SQOOP_SHUTDOWN_TIMEOUT=${SQOOP_SHUTDOWN_TIMEOUT:-60}

    if [ -f $PIDFILE ]; then
      PID=`cat $PIDFILE`
      if [ -n $PID ]; then
        kill -TERM $PID &>/dev/null
        for i in `seq 1 ${SQOOP_SHUTDOWN_TIMEOUT}` ; do
          kill -0 ${SQOOP_PID} &>/dev/null || break
          sleep 1
        done
        if [ ! kill -0 ${SQOOP_PID} &>/dev/null ]; then
          kill -KILL ${SQOOP_PID} &>/dev/null
        fi
      fi
    fi

    RETVAL=$?
  else
    RETVAL=$RETVAL_SUCCESS
  fi

  if [ $RETVAL -eq $RETVAL_SUCCESS ]; then
     rm -f $LOCKFILE $PIDFILE
     log_success_msg "Stopped ${DESC}: "
  else
     log_failure_msg "Failed to stop ${DESC}. Return value: $RETVAL"
  fi
}
__EOT__

}