运维常用shell

运维常用shell

#!/usr/bin/expect -f
set timeout -1

set jar_file test-1.0-SNAPSHOT.jar
set shl_file exec.sh
set remote_addr1 [email protected]
set remote_addr2 [email protected]
set remote_path /home/baseuser/zzt
set password 123456

spawn ssh $remote_addr1
expect "*assword:*"
send "$password\r"
expect "]*"
send "cd $remote_path;rm -rf old;mkdir old;mv $jar_file old/;mv shl_file old/\r"
expect "]*"
send "exit\r"
expect "]*"
spawn scp $jar_file $remote_addr1:$remote_path
expect "*assword:*"
send "$password\r"
expect "]*"
spawn scp $shl_file $remote_addr1:$remote_path
expect "*assword:*"
send "$password\r"
expect "]*"
spawn ssh $remote_addr1
expect "*assword:*"
send "$password\r"
expect "]*"
send "cd $remote_path;chmod +x $shl_file;/bin/bash $shl_file restart\r"
expect "]*"
send "exit\r"

expect "]*"
spawn ssh $remote_addr2
expect "*assword:*"
send "$password\r"
expect "]*"
send "cd $remote_path;rm -rf old;mkdir old;mv $jar_file old/;mv shl_file old/\r"
expect "]*"
send "exit\r"
spawn scp $jar_file $remote_addr2:$remote_path
expect "*assword:*"
send "$password\r"
expect "]*"
spawn scp $shl_file $remote_addr2:$remote_path
expect "*assword:*"
send "$password\r"
expect "]*"
spawn ssh $remote_addr2
expect "*assword:*"
send "$password\r"
expect "]*"
send "cd $remote_path;chmod +x $shl_file;/bin/bash $shl_file restart\r"
expect "]*"
send "exit\r"
expect eof

#!/bin/bash

JVM_OPTIONS="-server -Xmx4g -Xms4g -Xmn512m -Xss256k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70"

PRJ_NAME="test-1.0-SNAPSHOT.jar"

error_exit (){
    echo "ERROR: $1 !!"
    exit 1
}

prj_start(){
    echo "$PRJ_NAME start..."
    nohup java $JVM_OPTIONS -jar $PRJ_NAME &
    exit 1
}

prj_stop(){
    echo "$PRJ_NAME stop..."
    kill `ps -ef|grep -v 'grep'|grep java|awk '{print $2}'`
    sleep 5
    kill -9 `ps -ef|grep -v 'grep'|grep java|awk '{print $2}'`
    rm -rf nohup.out
}

prj_restart(){
    prj_stop
    sleep 3
    prj_start
}

prj_status(){
    echo `ps -ef|grep $PRJ_NAME`
    exit 1
}

[ ! -e "$PRJ_NAME" ] && error_exit "The project $PRJ_NAME not exist!"

case $1 in
    start)
        prj_start;;
    stop)
        prj_stop;;
    restart)
        prj_restart;;
    status)
        prj_status;;
    *)
        echo "Usage: start | stop | restart | status"
        exit 1;;
esac