Caches Web

On utilise des serveurs caches SQUID configurés en reverse proxy.

Configuration basique des noeuds squid, en partage de charge pointant vers le site réel : 80.87.96.14
Les autres paramètres sont ceux par défaut.

http_port 80

cache_mem 32 MB

cache_dir ufs /usr/local/squid/var/cache 4096 16 256

refresh_pattern         \.(gif|jpg|jpeg)$       600 80% 86400

refresh_pattern         \.(xbm|xpm|ico|tiff)$   600 80% 86400

refresh_pattern         \.(au|snd|wav|ra|mid)$  600 80% 86400

refresh_pattern         \.(qt|mov|avi|mpeg)$    600 80% 86400

refresh_pattern         \.(iv|wrl|vrml)$        600 80% 86400

refresh_pattern         \.(Z|gz)$               600 80% 86400

refresh_pattern         \.(hqx|bin)$            600 80% 86400

refresh_pattern         \.(tar|zip)$            600 80% 86400

refresh_pattern         ^http://                30 50% 86400

refresh_pattern         ^ftp://                 30 50% 86400

refresh_pattern         .                       30 30% 43200

#

# les proxys pointent uniquement vers les sites du reseau mediaport

#

acl mediaport_net dst 80.87.96.14

acl acceleratedPort port 80



http_access allow mediaport_net acceleratedPort



cache_effective_user nobody

httpd_accel_host virtual

httpd_accel_port 0

httpd_accel_single_host off

httpd_accel_with_proxy off

httpd_accel_uses_host_header on