Pour logger les requêtes http ainsi que l’ensemble des headers via Apache :
Ajouter les lignes suivantes au fichier de conf du site web
LoadModule log_forensic_module /usr/lib64/httpd/modules/mod_log_forensic.so
<IfModule log_forensic_module>
ForensicLog /var/log/httpd/forensic_log
</IfModule>
Check et application de la conf
apachectl configtest
sudo systemctl reload httpd
Résultat
GET / HTTP/1.1|X-Forwarded-For:192.196.142.97|X-Forwarded-Proto:https|X-Forwarded-Port:443|Host:drupal.domaine.fr|X-Amzn-Trace-Id:Root=1-5d1cb6e7-a65b4d942fc38cef4dc03120
|upgrade-insecure-requests:1|user-agent:Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/537.36|accept:text/html,application/xhtml+xml,application/xml;q=0
.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3|accept-encoding:gzip, deflate, br|accept-language:en-GB,en-US;q=0.9,en;q=0.8,fr;q=0.7|dnt:1|cookie:AWSELBAuthSessionCookie-0=AZFIAZFIAFZOII15151; SESS5ee8b247331d93c6c4000f66811bc22d=0-uMcY7dGMnLiodrNUjlqJBVT55XsgKBxSUBaALQFP0