| #!/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. |
| |
| # Starts a Sqoop metastore |
| # |
| # chkconfig: 2345 90 10 |
| # description: Sqoop allows easy imports and exports of data sets between \ |
| # databases and the Hadoop Distributed File System (HDFS). The Sqoop \ |
| # metastore allows users to define saved jobs for repeated execution and \ |
| # share them with other users of the cluster. |
| # processname: java |
| # |
| ### BEGIN INIT INFO |
| # Provides: Sqoop |
| # Required-Start: $network $local_fs $remote_fs |
| # Required-Stop: $remote_fs |
| # Should-Start: $named |
| # Should-Stop: |
| # Default-Start: 3 4 5 |
| # Default-Stop: 0 1 2 6 |
| # Short-Description: Sqoop allows easy imports and exports of data sets between databases and the Hadoop Distributed File System (HDFS). |
| ### END INIT INFO |
| |
| . /lib/lsb/init-functions |
| |
| # Autodetect JAVA_HOME if not defined |
| . /usr/lib/bigtop-utils/bigtop-detect-javahome |
| |
| BIGTOP_DEFAULTS_DIR=${BIGTOP_DEFAULTS_DIR-/etc/default} |
| [ -n "${BIGTOP_DEFAULTS_DIR}" -a -r ${BIGTOP_DEFAULTS_DIR}/hadoop ] && . ${BIGTOP_DEFAULTS_DIR}/hadoop |
| |
| STATUS_RUNNING=0 |
| STATUS_DEAD=1 |
| STATUS_DEAD_AND_LOCK=2 |
| STATUS_NOT_RUNNING=3 |
| |
| ERROR_PROGRAM_NOT_INSTALLED=5 |
| ERROR_PROGRAM_NOT_CONFIGURED=6 |
| |
| |
| RETVAL=0 |
| NAME=sqoop-metastore |
| DESC="Sqoop metastore" |
| PID_FILE=/var/run/sqoop/sqoop-metastore.pid |
| LOCKFILE="/var/lock/subsys/sqoop-metastore" |
| LOGDIR=/var/log/sqoop |
| SQOOP_BIN_PATH="/usr/lib/sqoop/bin" |
| USER="sqoop" |
| GROUP="sqoop" |
| |
| start() { |
| [ -x ${SQOOP_BIN_PATH}/start-metastore.sh ] || exit $ERROR_PROGRAM_NOT_INSTALLED |
| |
| # Pid files created in sqoop-specific directory under /var/run. |
| # The dir should be recreated first. |
| local piddir=`dirname "$PID_FILE"` |
| install -d -m 0755 -o $USER -g $GROUP "$piddir" |
| |
| log_success_msg "Starting $DESC: " |
| start_daemon -u $USER ${SQOOP_BIN_PATH}/start-metastore.sh -p $PID_FILE -l $LOGDIR |
| RETVAL=$? |
| echo |
| [ $RETVAL -eq 0 ] && touch $LOCKFILE |
| return $RETVAL |
| } |
| |
| stop() { |
| [ -x ${SQOOP_BIN_PATH}/stop-metastore.sh ] || exit $ERROR_PROGRAM_NOT_INSTALLED |
| log_success_msg "Stopping $DESC: " |
| start_daemon -u $USER ${SQOOP_BIN_PATH}/stop-metastore.sh -p $PID_FILE |
| RETVAL=$? |
| sleep 5 |
| echo |
| [ $RETVAL -eq 0 ] && rm -f $LOCKFILE $PIDFILE |
| } |
| |
| restart() { |
| stop |
| start |
| } |
| |
| checkstatus(){ |
| pidofproc -p $PID_FILE java > /dev/null |
| status=$? |
| |
| case "$status" in |
| $STATUS_RUNNING) |
| log_success_msg "$DESC is running" |
| ;; |
| $STATUS_DEAD) |
| log_failure_msg "$DESC is dead and pid file exists" |
| ;; |
| $STATUS_DEAD_AND_LOCK) |
| log_failure_msg "$DESC is dead and lock file exists" |
| ;; |
| $STATUS_NOT_RUNNING) |
| log_failure_msg "$DESC is not running" |
| ;; |
| *) |
| log_failure_msg "$DESC status is unknown" |
| ;; |
| esac |
| return $status |
| } |
| |
| condrestart(){ |
| [ -e $LOCKFILE ] && restart || : |
| } |
| |
| case "$1" in |
| start) |
| start |
| ;; |
| stop) |
| stop |
| ;; |
| status) |
| checkstatus |
| ;; |
| restart) |
| restart |
| ;; |
| condrestart|try-restart) |
| condrestart |
| ;; |
| *) |
| echo $"Usage: $0 {start|stop|status|restart|try-restart|condrestart}" |
| exit 1 |
| esac |
| |
| exit $RETVAL |