定制自己的shell登录脚本

编辑自己用户下的 .bash_profile文件

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# .bash_profile

#export

PS1="\n\e[1;32m[\e[0;31m\u\e[0;34m@\e[0;31m\h\e[1;32m]\e[1;32m[\e[0;34m\w\e[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="\033[31m"

blue="\033[34m"

green="\033[32m"

echo -e " "

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

echo -e "${green}                           Welcome!                            "

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

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

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

echo -e " "

df -lh|column -c 6|awk '{printf "\033[22;32m%s\t%s\t\033[22;31m%s\t%s\t%s\n",$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"

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

PATH=$PATH:$HOME/bin

export PATH