原理：~/.bashrc 文件為登錄后默認(rèn)自動(dòng)執(zhí)行的腳本。
CentOS
Open the file ~/.bash_profile in a text editor.
Append the following lines:
IP="$(echo $SSH_CONNECTION | cut -d " " -f 1)"HOSTNAME=$(hostname)NOW=$(date +"%e %b %Y, %a %r")
echo 'Someone from '$IP' logged into '$HOSTNAME' on '$NOW'.' | mail -s 'SSH Login Notification' YOUR_EMAIL_ADDRESS
Ubuntu/Debian
Open the file ~/.bashrc in a text editor.
Append the following lines:
IP="$(echo $SSH_CONNECTION | cut -d " " -f 1)"HOSTNAME=$(hostname)NOW=$(date +"%e %b %Y, %a %r")
echo 'Someone from '$IP' logged into '$HOSTNAME' on '$NOW'.' | mail -s 'SSH Login Notification' YOUR_EMAIL_ADDRESS
可以 發(fā)送到 139郵箱等短信通知郵箱，實(shí)現(xiàn)短信通知功能。
