-
-
Save evvil/e4d82f0a2942290b896ce11db6c831a3 to your computer and use it in GitHub Desktop.
Dynamic motd for CentOS7
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/bash | |
# Installation: | |
# | |
# 1. vim /etc/ssh/sshd_config | |
# PrintMotd no | |
# | |
# 2. vim /etc/pam.d/login | |
# # session optional pam_motd.so | |
# | |
# 3. vim /etc/profile | |
# /usr/local/bin/dynmotd # Place at the bottom | |
# | |
# 4. Then of course drop this file at | |
# /usr/local/bin/dynmotd | |
# | |
ADMIN='Equim' | |
USER=`whoami` | |
FROM=`who am i | grep -Po "(?<=\().*(?=\))"` | |
HOSTNAME=`uname -n` | |
IP=`hostname -i` | |
DISK=`df -Pm | grep simfs | \ | |
awk '{printf "| %6'\''d ] %-6'\''d ] %-7'\''d", $3, $4, $2 }'` | |
CPU=`cat /proc/cpuinfo | grep name | cut -f2 -d:` | |
CPU_MODEL=`echo "${CPU}" | uniq | awk '{$1=$1};1'` | |
LOGICAL_CPU_COUNT=`echo "${CPU}" | wc -l` | |
MEMORY=`free -m | grep "Mem" | \ | |
awk '{printf "| %6'\''d ] %-6'\''d ] %-7'\''d", $3, $7, $2 }'` | |
SWAP=`free -m | grep "Swap" | \ | |
awk '{printf "| %6'\''d ] %-6'\''d ] %-7'\''d", $3, $4, $2 }'` | |
PSA=`ps -Afl | wc -l` | |
FORMATEDTIME=`date +"%y-%m-%d %T"` | |
# Time of day | |
HOUR=$(date +"%H") | |
if [ $HOUR -lt 12 -a $HOUR -ge 0 ]; then | |
TIME="morning" | |
elif [ $HOUR -lt 17 -a $HOUR -ge 12 ]; then | |
TIME="afternoon" | |
else | |
TIME="evening" | |
fi | |
# System uptime | |
uptime=`cat /proc/uptime | cut -f1 -d.` | |
upDays=$((uptime/60/60/24)) | |
upHours=$((uptime/60/60%24)) | |
upMins=$((uptime/60%60)) | |
upSecs=$((uptime%60)) | |
# System load | |
LOAD1=`cat /proc/loadavg | awk {'print $1'}` | |
LOAD5=`cat /proc/loadavg | awk {'print $2'}` | |
LOAD15=`cat /proc/loadavg | awk {'print $3'}` | |
# aisatsu | |
WIDTH=$(tput cols) | |
AISATSU="------ GOOD $TIME $USER ------" | |
echo -ne "\e[1;35m" | |
figlet $HOSTNAME -c -w $WIDTH | |
echo | |
echo -ne "\e[1;32m" | |
printf "%*s\n" $(((${#AISATSU}+$WIDTH)/2)) "$AISATSU" | |
echo -ne "\e[0m" | |
COLOR_COLUMN="\e[1m-" | |
COLOR_VALUE="\e[36m" | |
RESET_COLORS="\e[0m" | |
echo -e " | |
=========================================================================== | |
$COLOR_COLUMN- Hostname$RESET_COLORS............: $COLOR_VALUE $HOSTNAME $RESET_COLORS | |
$COLOR_COLUMN- IP Address$RESET_COLORS..........: $COLOR_VALUE $IP $RESET_COLORS | |
$COLOR_COLUMN- Release$RESET_COLORS.............: $COLOR_VALUE `cat /etc/redhat-release` $RESET_COLORS | |
$COLOR_COLUMN- CPU model$RESET_COLORS...........: $COLOR_VALUE $CPU_MODEL $RESET_COLORS | |
$COLOR_COLUMN- Logical CPU count$RESET_COLORS...: $COLOR_VALUE $LOGICAL_CPU_COUNT $RESET_COLORS | |
$COLOR_COLUMN- Users$RESET_COLORS...............: $COLOR_VALUE Currently `users | wc -w` user(s) logged on $RESET_COLORS | |
$COLOR_COLUMN- Admin$RESET_COLORS...............: $COLOR_VALUE $ADMIN $RESET_COLORS | |
=========================================================================== $RESET_COLORS | |
$COLOR_COLUMN- System time$RESET_COLORS.........: $COLOR_VALUE $FORMATEDTIME $RESET_COLORS | |
$COLOR_COLUMN- System uptime$RESET_COLORS.......: $COLOR_VALUE $upDays days $upHours hours $upMins minutes $upSecs seconds $RESET_COLORS | |
$COLOR_COLUMN- Current user$RESET_COLORS........: $COLOR_VALUE $USER (from $FROM) $RESET_COLORS | |
$COLOR_COLUMN- Load average$RESET_COLORS........: $COLOR_VALUE $LOAD1, $LOAD5, $LOAD15 $RESET_COLORS | |
$COLOR_COLUMN- Memory usage$RESET_COLORS........: $COLOR_VALUE $MEMORY $RESET_COLORS | |
$COLOR_COLUMN- Swap usage$RESET_COLORS..........: $COLOR_VALUE $SWAP $RESET_COLORS | |
$COLOR_COLUMN- Disk space$RESET_COLORS..........: $COLOR_VALUE $DISK $RESET_COLORS | |
$COLOR_COLUMN- Processes$RESET_COLORS...........: $COLOR_VALUE $PSA running $RESET_COLORS | |
============================================================================ | |
" |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment