Bash qui permet de vérifier, si les sites web sont down.

8 octobre 2019
Marche uniquement avec linux, et Cygwin.

Créé 3  fichiers :

1. emails.lst, qui contient la liste des emails.
2. websites.lst qui contient la liste des sites web.
3. checker_website.sh qui contient le script de vérification des sites web.

emails.lst

xxxx@xxxx.com
xxx@xxxx.fr

websites.lst

www.monsite.com
www.monautresite.com

checker_website.sh

#!/bin/bash
# Website status checker. by ET (etcs.me)

WORKSPACE=/cygdrive/d/Users/Angel/Projets/Macros/git
# list of websites. each website in new line. leave an empty line in the end.
LISTFILE=$WORKSPACE/websites.lst
# Send mail in case of failure to. leave an empty line in the end.
EMAILLISTFILE=$WORKSPACE/emails.lst
# Temporary dir
TEMPDIR=cache

# `Quiet` is true when in crontab; show output when it's run manually from shell.
# Set THIS_IS_CRON=1 in the beginning of your crontab -e.
# else you will get the output to your email every time
if [ -n "$THIS_IS_CRON" ]; then QUIET=true; else QUIET=false; fi

function test {
 response=$(curl --write-out %{http_code} --silent --output /dev/null $1)
 filename=$( echo $1 | cut -f1 -d"/" )
 if [ "$QUIET" = false ] ; then echo -n "$p "; fi

 if [ $response -eq 200 ] ; then
 # website working
 if [ "$QUIET" = false ] ; then
 echo -n "$response "; echo -e "\e[32m[ok]\e[0m"
 fi
 # remove .temp file if exist 
 if [ -f $TEMPDIR/$filename ]; then rm -f $TEMPDIR/$filename; fi
 else
 # website down
 response=$(curl --write-out %{http_code} --silent --output /dev/null $1)
 if [ $response -eq 200 ] ; then
 # website working
 if [ "$QUIET" = false ] ; then
 echo -n "$response "; echo -e "\e[32m[ok]\e[0m"
 fi
 # remove .temp file if exist
 if [ -f $TEMPDIR/$filename ]; then rm -f $TEMPDIR/$filename; fi
 else
 if [ "$QUIET" = false ] ; then echo -n "$response "; echo -e "\e[31m[DOWN]\e[0m"; fi
 if [ ! -f $TEMPDIR/$filename ]; then
 while read e; do
 # using mailx command
 echo "WEBSITE DOWN ($response) $p" | email -s "WEBSITE DOWN ($response) $1" $e
 # using mail command
 #mail -s "$p WEBSITE DOWN" "$EMAIL"
 done < $EMAILLISTFILE
 #echo > $TEMPDIR/$filename
 fi
 fi
 fi
}

# main loop
while read p; do
 test $p
done < $LISTFILE