用户+文件同步脚本

cat  /opt/inotify_rsync.sh

#!/bin/bash
export RSYNC_PASSWORD=JxwKRl%!xxxxxx
# 实时监控 61.212 主机/sftp/ 的变化
INOTIFY_CMD="/usr/local/bin/inotifywait -mrq -e modify,create,attrib,move,delete  /sftp/"
# 
RSYNC_CMD="rsync -azH --delete   /sftp/  [email protected]::backup"
$INOTIFY_CMD | while read DIRECTORY EVENT FILE
do
    if [ $(pgrep rsync | wc -l) -le 5 ] ; then
        $RSYNC_CMD
    fi
done

cat /tmp/rsync_user.sh

#!/bin/bash
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
export PATH
# 合并变量声明
export RSYNC_PASSWORD='Jxxxxxx8' \
       USER='vmusexxxxr' \
       PASS='JxwKRl%!UrxxxN8' \
       root_password='qA1!wS2xxxxxrF4$' \
       backup_host='172.xxxx.61.242' \
       path_file='backup_userfile'

# 同步用户密码的方法
funuser() {
    command_to_execute="cat /tmp/passwd >/etc/passwd; cat /tmp/shadow >/etc/shadow; cat /tmp/group  >/etc/group"
    expect << EOF
        set timeout 30
        spawn ssh $USER@$backup_host
        expect {
            "yes/no" { send "yes\r"; exp_continue }
            "password:" { send "$PASS\r" }
        }
        expect "$USER@*" {
            send "su - root\r"
            expect "Password:"
            send "$root_password\r"
            expect "#"
            send "$command_to_execute\r"
            expect "#"
            send "exit\r"
        }
        expect "$user@*" { send "exit\r" }
        expect eof
EOF
}

# 判断vip是否在这台主机上
vip=$(ip a | grep -w "172.25.61.188/32" | awk '{print $2}')
if [[ $vip == "172.25.61.188/32" ]]; then
    rsyncagent=$(ps -elf | grep inotify_rsync.sh | wc -l)
    if [[ $rsyncagent -eq 1 ]]; then
        sh /opt/inotify_rsync.sh &
        sleep 2
    fi
    echo "任务开始"
    cat /etc/passwd > /tmp/passwd
    cat /etc/group > /tmp/group
    cat /etc/shadow > /tmp/shadow
    rsync -azH --delete /tmp/passwd /tmp/group /tmp/shadow backuper@$backup_host::$path_file
    if [[ $? -eq 0 ]]; then
        funuser
    else
        break
    fi
    echo "任务结束"
else
    ps -elf | grep inotify_rsync.sh | grep -v 'color=auto' | awk '{print $4}' | xargs kill
fi