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README.md

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+# Usage:
+source the update_motd.sh in your .bashrc
+
+# Customization:
+INTIP = Internal IP, greps the output of "ip addr show" and finds a wifi or ethernet interface with an IP
+
+Server uptime is a dirty "get uptime days" and breaks when uptime is below 24h
+

update_motd.sh

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+#!/bin/bash
+# Script to create motd with relevant information.
+# Based upon script by Luis Felipe Sánchez
+# https://github.com/lfelipe1501/Arch-MOTD
+# Modyfied by A. Rabjerg
+
+
+#Define output file
+
+# Collect information
+#USERNAME=`$USER`
+HOSTNAME=`uname -n`
+KERNEL=`uname -r`
+CPU=`awk -F '[ :][ :]+' '/^model name/ { print $2; exit; }' /proc/cpuinfo`
+ARCH=`uname -m`
+DISCTOT=`df -h | grep VG-home | awk '{print $2"B" }'`
+DISCFREE=`df -h | grep VG-home | awk '{print $4"B" }'`
+MEMORY1=`free -t -h -m | grep "Mem" | awk '{print $7"B";}'`
+MEMORY2=`free -t -h -m | grep "Mem" | awk '{print $2"B";}'`
+
+# Get External IP, not a beautiful solution
+# modify the grep in INTIP [wlp|enp] to fit the name of your interfaces
+EXTIP=`curl -s ipecho.net/plain`
+INTIP=`ip addr show | grep -E -m 1 "inet.[0-2][0-9][0-9]\..{1,}[wlp|enp][0-9]{1,2}s[0-9]{1,2}$" | awk '{print $2}'`
+LOCATION=`curl -s "https://tools.keycdn.com/geo.json?host=$EXTIP" | awk -F ":" 'BEGIN { RS=","} {print $0'} | grep -E "city" | awk -F ":" '{print$2}'`
+
+#Time of day
+HOUR=$(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=$((uptime%60))
+
+#server uptime
+# serverUp=$(ssh -o connecttimeout=3 -p 27272 b1@location uptime | awk '{print $5}')
+
+#System load
+LOAD1=`cat /proc/loadavg | awk {'print $1'}`
+LOAD5=`cat /proc/loadavg | awk {'print $2'}`
+LOAD15=`cat /proc/loadavg | awk {'print $3'}`
+
+#Color variable #W="\033[00;37m"
+W="\033[0m"     #White
+B="\033[01;36m" #Blue
+R="\033[01;31m" #Red (Unused)
+G="\033[01;32m" #Green (Unused)
+N="\033[01;34m"  #Nice Blue
+
+#Background Colors
+Wb="\033[0;49m"    #Background Transparent   
+Yb="\033[01;43m"   #Background Yellow
+Blb="\033[01;100m" #Background Grey
+Bb="\033[01;44m"   #Background Blue
+Yyb="\033[01;107m" #Background White
+#N="\033[01;34m"
+
+echo -e "$N---------------------------------------------------------------"
+echo -e " "
+echo -e " $B$Bb         $Wb         $Blb   $Wb"
+echo -e " $B$Bb  $Wb     $Bb  $Wb      $Blb      $Wb$N    Linux/Open Source"
+echo -e " $B$Bb  $Wb     $Bb  $Wb    $Yb   $Blb     $W$N    Consulting, Training"
+echo -e " $B$Bb  $Wb     $Bb  $Wb       $Blb     $Wb$N    Development & Support"
+echo -e " $B$Bb           $Wb     $Yyb $Blb    $Wb$N    WWW.B1-SYSTEMS.DE"
+echo -e " $B$Bb  $Wb       $Bb  $Wb     $Yyb  $Blb   $Wb"
+echo -e " $B$Bb  $Wb       $Bb  $Wb     $Yyb  $Blb   $Wb$N         KERNEL :$W $KERNEL $ARCH"
+echo -e " $B$Bb  $Wb       $Bb  $Wb     $Yyb   $Blb  $Wb$N    TOT. MEMORY :$W $MEMORY2"
+echo -e " $B$Bb  $Wb       $Bb  $Wb     $Yyb   $Blb  $Wb$N    FREE MEMORY :$W $MEMORY1"
+echo -e " $B$Bb           $Wb     $Yyb     $Wb$N   $N EXTERNAL IP :$W $EXTIP $LOCATION"
+echo -e " $N S  Y  S  T  E  M  S    $N INTERNAL IP :$W $INTIP"
+echo -e " $N"
+echo -e "$N---------------------------------------------------------------"
+echo -e "$N            HD FREE / TOTAL :$W $DISCFREE / $W$DISCTOT       "
+echo -e "$N                   LOAD AVG :$W $LOAD1, $LOAD5, $LOAD15		          "
+echo -e "$N                     UPTIME :$W $upDays/d $upHours/h $upMins/m $upSecs/s "
+echo -e "$N---------------------------------------------------------------"
+echo -e "  $W Please do not share your login and use$G sudo$W for$R root$W access "
+echo -e "$N---------------------------------------------------------------" 
+echo -e "$N" 
+#echo -e "$N VPS # Core, #GB  uptime = $serverUp days "
+echo -e "$N "
+echo -e "$N---------------------------------------------------------------" 
+echo -e "$N  "