蓝鲸进程管理脚本参考

蓝鲸进程管理脚本参考

#!/bin/bash

# use bash to execute this script
echo $BASH |grep -q 'bash' || { exec bash "$0" "$@" || exit 1; }

# enable extended pattern matching operators
shopt -s extglob

VERSION_BK="1.1.1"

DIR_HOME="$(readlink -f $(dirname $0))"

DIR_CMDB="$DIR_HOME/cmdb"
DIR_JOB="$DIR_HOME/job"
DIR_GSE="$DIR_HOME/gse"
DIR_ZK="$DIR_HOME/common/zookeeper/zookeeper-3.4.6"
DIR_DOWN="$DIR_HOME/index/download"
DIR_SESSION="$DIR_HOME/.session"

FILE_CONF="$DIR_HOME/bk.conf"
FILE_LOG="$DIR_HOME/bk.log"

FILE_TPL="$DIR_HOME/common/function.tpl"
FILE_FUNC="$DIR_HOME/common/function"

FILE_SETUP="$DIR_HOME/init_data/setup.sh"
FILE_INITDB="$DIR_HOME/init_data/init_db.sh"

FILE_CRT="$DIR_HOME/ssl_certificates.tar.gz"
FILE_INIT="$DIR_HOME/.bkallowinit"
SO_libaio="/lib64/libaio.so.1"

NGINX_LOGS="$DIR_HOME/common/nginx/logs"

PHP_EXE="$DIR_HOME/common/php/bin/php"

MYSQL_HOME="$DIR_HOME/common/mysql"
MYSQL_DATA="$MYSQL_HOME/data/"
MYSQL_BIN="$MYSQL_HOME/bin/mysql"
MYSOCK="$MYSQL_HOME/data/mysql.sock"

TOMCAT_DIR="$DIR_JOB/apache-tomcat-7.0.19"
TOMCAT_LOGS="$TOMCAT_DIR/logs"
TOMCAT_BIN="$TOMCAT_DIR/bin/catalina.sh"

JAVA_HOME="$DIR_HOME/common/java"
JAVA_BIN="$JAVA_HOME/bin"
PATH=$JAVA_BIN:$PATH
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

LC_ALL=C
LANG=C

ACTION='@(start|stop|restart|status|summary|reload|report|init)'
MODULE='@(all|redis-server|nginx|mysqld|zk1|zk2|zk3|gsedba|gsetask|gsebtfilesserver|yydba|gsedata|gsecacheapiserver|gseagent|cmdb|job|-*||)'
GROUP='@(gse|zk)'

monit() { 
    local MONIT_DIR="$DIR_HOME/common/monit"
    local MONIT_BIN="$MONIT_DIR/bin/monit"
    local MONIT_RC="$MONIT_DIR/conf/monitrc"
    local MONIT_EXE="$MONIT_BIN -c $MONIT_RC"
    
    chmod 700 $MONIT_RC
    
    case "$1" in
        self_start)
            log "Info: monit self_start..."
            $MONIT_EXE &>/dev/null
            wait_check "$MONIT_EXE summary"
            log "Info: monit self_start, ok"
            ;;
        self_stop)
            $MONIT_EXE quit
            ;;
        self_reload) 
            $MONIT_EXE reload
            ;;
        self_restart)
            monit self_stop
            monit self_start
            ;;
        wait_stop)
            wait_check "$MONIT_EXE summary |grep -c monitored |grep -q 16"
            ;;  
        *)
            [[ $1 == "start" ]] && [[ $2 == "all" ]] && monit self_start
            $MONIT_EXE "$@"
            [[ $1 == "start" ]] && [[ $2 == "all" ]] && writed_ip
            echo $1 |grep -Eq 'start|stop|restart' && { sleep 3;monit summary; }
            ;;
    esac
}

usage() {
    cat <<EOF
Usage: $0 : <action> <module>
action的取值为：(start|stop|restart|status|summary|reload|report|init)时，需要第二个参数module
module的取值为：(all|redis-server|nginx|mysqld|zk1|zk2|zk3|gsedba|gsetask|gsebtfilesserver|yydba|gsedata|gsecacheapiserver|gseagent|cmdb|job)

查看所有的进程状态：$0 summary 
EOF
    exit 1 
}

echo -en "Current Version: $VERSION_BK \n"

case "$1" in
    init) 
        source $FILE_SETUP || { echo -en "Error: source $FILE_SETUP, failed\n";exit 1; }
        monit self_start && monit unmonitor all
        monit stop all && monit wait_stop
        monit start mysqld
        monit -g zk start 
        init_db
        exit $?
        ;;
    $ACTION)
        : ;;
    *)
        usage
        ;;
esac

source $FILE_FUNC || log_exit "Error: source $FILE_FUNC, failed"

case "$2" in 
    $MODULE)
        monit "$@"
        ;;
    $GROUP)
        monit -g $2 $1
        ;;
    monit)
        monit self_$1
        ;;
    *)
        usage
        ;;
esac