stop_cn.sh

#!/usr/bin/env bash
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# 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
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#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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curdir=`dirname "$0"`
curdir=`cd "$curdir"; pwd`

export STARROCKS_HOME=`cd "$curdir/.."; pwd`
# compatible with DORIS_HOME: DORIS_HOME still be using in config on the user side, so set DORIS_HOME to the meaningful value in case of wrong envs.
export DORIS_HOME="$STARROCKS_HOME"
export PID_DIR=`cd "$curdir"; pwd`

source $STARROCKS_HOME/bin/common.sh

export_env_from_conf $STARROCKS_HOME/conf/cn.conf

pidfile=$PID_DIR/cn.pid

if [ -f $pidfile ]; then
    pid=`cat $pidfile`
    pidcomm=`ps -p $pid -o comm=`
    if [ "starrocks_be"x != "$pidcomm"x ]; then
        echo "ERROR: pid process may not be cn. "
        exit 1
    fi

    if kill -0 $pid; then
        if kill -9 $pid > /dev/null 2>&1; then
            echo "stop $pidcomm, and remove pid file. "
            rm $pidfile
            exit 0
        else
            exit 1
        fi
    else
        echo "Backend already exit, remove pid file. "
        rm $pidfile
    fi
else
    echo "$pidfile does not exist"
    exit 1
fi