Squid : Configure Reverse Proxy2024/04/15

	Configure Squid as a Reverse Proxy Server.
[1]	Get SSL Certificate to receive HTTPS access, too, refer to here.
[2]	Configure Squid.

root@dlp:~ #

vi /usr/local/etc/squid/squid.conf

# line 66 : add to allow all http access
http_access allow all 
# And finally deny all other access to this proxy
http_access deny all

# line 71 : specify the backend Web server
#http_port 3128
http_port 80 accel defaultsite=www.srv.world
https_port 443 accel defaultsite=www.srv.world cert=/usr/local/etc/letsencrypt/live/dlp.srv.world/fullchain.pem key=/usr/local/etc/letsencrypt/live/dlp.srv.world/privkey.pem

# line 75 : uncomment
# number means ⇒ [disk cache size] [number of directories on top level] [number of directories on 2nd level]
cache_dir ufs /var/spool/squid 100 16 256

# add to last line
cache_peer www.srv.world parent 80 0 no-query originserver 

# memory cache size
cache_mem 256 MB 

# define hostname
visible_hostname dlp.srv.world

root@dlp:~ #

sysrc squid_user=root

squid_user: -> root
root@dlp:~ #

service squid enable

squid enabled in /etc/rc.conf
root@dlp:~ #

service squid start

[3]	Change settings of DNS or Routers in your local network if need to listen HTTP/HTTPS access on Squid, then try to access to Squid Reverse Proxy Server from a Client PC with Web browser like follows.

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