#!/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  "