定制自己的shell登录脚本

编辑自己用户下的 .bash_profile文件

# .bash_profile

#export

PS1="ne[1;32m[e[0;31mue[0;34m@e[0;31mhe[1;32m]e[1;32m[e[0;34mwe[1;32m]$"

# Get the aliases and functions

if [ -f ~/.bashrc ]; then

. ~/.bashrc

fi

# User specific environment and startup programs

#User specific environment and startup programs

PATH=$PATH:$HOME/bin:/usr/bin/:/usr/local/bin:/usr/sbin:/sbin

export PATH

unset USERNAME

umask 022

#Custom DJRavine Modification

login_pwd=`pwd`;

login_data=`date`;

login_users=`users`;

logic_uptime=`uptime`;

server_ip=`/sbin/ifconfig |grep 'inet addr:'|grep -v '127.0.0.1'|head -1|cut -d: -f2|awk '{print $1}'`;

disk_available=$(df -h --block-size=1024|awk '{ sum += $4; } END {print sum;}');

disk_used=$(df -h --block-size=1024|awk '{ sum += $3; } END {print sum;}');

disk_size=$(df -h --block-size=1024|awk '{ sum += $2; } END {print sum;}');

disk_available_gb=$(echo "scale=2; $disk_available/(1024^2)" |bc)

disk_used_gb=$(echo "scale=2; $disk_used/(1024^2)" |bc)

disk_size_gb=$(echo "scale=2; $disk_size/(1024^2)" |bc)

red="33[31m"

blue="33[34m"

green="33[32m"

echo -e " "

echo -e "${blue}+---------------------------------------------------------------"

echo -e "${green} Welcome! "

echo -e " ${green}Server IP: ${red}"$server_ip

echo -e " ${green}Date: ${red}"$login_data

echo -e " ${green}Users: ${red}"$login_users

echo -e " ${green}Directory: ${red}"$login_pwd

echo -e " ${green}Uptime: ${red}"$logic_uptime

df -lh|column -c 6|awk '{printf "33[22;32m%st%st33[22;31m%st%st%sn",$1,$6,$2,$3,$4,$5}'

echo -e " ${green}Total Disk Space: ${red}$disk_size_gb GB"

echo -e " ${green}Total Used Space: ${red}$disk_used_gb GB"

echo -e " ${green}Total Free Space: ${red}$disk_available_gb GB"

PATH=$PATH:$HOME/bin

export PATH

（编辑：李大同）

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