Example squid cache config including upstream proxy stuff

squid.conf

# These should be customized to reflect the local address ranges of the networks Rebar nodes use
acl localnet src 10.0.0.0/8	# RFC1918 possible internal network
acl localnet src 172.16.0.0/12	# RFC1918 possible internal network
acl localnet src 192.168.0.0/16	# RFC1918 possible internal network
acl localnet src fc00::/7       # RFC 4193 local private network range
acl localnet src fe80::/10      # RFC 4291 link-local (directly plugged) machines
acl to_localnet dst 10.0.0.0/8	# RFC1918 possible internal network
acl to_localnet dst 172.16.0.0/12	# RFC1918 possible internal network
acl to_localnet dst 192.168.0.0/16	# RFC1918 possible internal network
acl to_localnet dst fc00::/7       # RFC 4193 local private network range
acl to_localnet dst fe80::/10      # RFC 4291 link-local (directly plugged) machines

acl SSL_ports port 443
acl Safe_ports port 80		# http
acl Safe_ports port 21		# ftp
acl Safe_ports port 443		# https
acl Safe_ports port 70		# gopher
acl Safe_ports port 210		# wais
acl Safe_ports port 1025-65535	# unregistered ports
acl Safe_ports port 280		# http-mgmt
acl Safe_ports port 488		# gss-http
acl Safe_ports port 591		# filemaker
acl Safe_ports port 777		# multiling http
acl CONNECT method CONNECT
always_direct allow to_localnet

# If you have an upstream http cache to talk to,
# customize the next two lines and uncomment them.
#cache_peer upstream.cache.address parent upsreeam-cache-port 0 default
#never_direct allow all

http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
http_access allow localhost manager
http_access deny manager
http_access deny to_localhost
http_access allow localnet
http_access allow localhost
http_access deny all
http_port 3128
coredump_dir /var/spool/squid3
refresh_pattern ^ftp:		1440	20%	10080
refresh_pattern ^gopher:	1440	0%	1440
refresh_pattern -i (/cgi-bin/|\?) 0	0%	0
refresh_pattern (Release|Packages(.gz)*)$      0       20%     2880
refresh_pattern .		0	20%	432