A simple script to notify an admin by SMS if its ping-answering server is down, using the FREE MOBILE SMS API

checkServer.sh

#!/usr/bin/env bash

# @Author: HorlogeSkynet
# @Created: 2017-08-21
# @Updater: 2020-04-14
# @Brief: A simple script to notify an admin by SMS if its ping-answering server is down, using the FREE MOBILE SMS API

# In order to use it, add to your Crontab : `0 */1 * * * /bin/bash /path/to/script/checkServer.sh [YOUR.SERVER.HOSTNAME]`

FREE_USR="YOUR_FREE_USER"
FREE_PWD="YOUR_FREE_PASSWORD"
SERVER=${1:-YOUR.SERVER.HOSTNAME}

datetime="$(date +'%d/%m/%Y %H:%M:%S')"

if ! ping -c 2 -i 5 "$SERVER" > /dev/null 2>&1; then
	wget \
		-q \
		"https://smsapi.free-mobile.fr/sendmsg?user=${FREE_USR}&pass=${FREE_PWD}&msg=${datetime} -- ${SERVER} is down !"
fi