一个功能较全的squi配置文件
#用户认证
auth_param basic program /usr/lib/squid/ncsa_auth /etc/squid/password
auth_param basic children 5
auth_param basic realm Squid proxy-caching web server
auth_param basic credentialsttl 1 hours
auth_param basic casesensitive off
acl all src 0.0.0.0/0.0.0.0
acl manager proto cache_object
acl localhost src 127.0.0.1/255.255.255.255
acl to_localhost dst 127.0.0.0/8
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
http_access allow manager localhost
http_access deny manager
http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
#本网段用户可以上网
acl our_networks src 192.168.1.0/24 192.168.2.0/24
http_access deny !our_networks
#绑定mac和ip
acl userip src 192.168.1.3
acl usermac arp 00:0C:29:4E:F5:92
http_access deny usermac !userip
http_access deny !usermac userip
http_access allow localhost
#每个人的连接限制为一个
acl onlyone maxconn 2
http_access deny onlyone
#一个用户只能从一个ip登录代理服务器
acl perip max_user_ip -s 1
http_access allow perip
#阻拦某些关键字开头的网址
acl badhead dstdom_regex -i ^news ^game ^pic ^xxx
http_access deny badhead
#阻拦带有某些关键的网址
acl badurl urlpath_regex -i news game pic sex mp3 xxx
http_access deny badurl
#阻拦具体网站
acl badsite url_regex -i www.msn.com www.xxx.com xxx.com
http_access deny badsite
#禁止下载某些类型的文件
acl badfile url_regex -i /.mp3$ /.vbs$ /.rmvb$ /.rm /.exe$ /.mpg$ /.mpeg$
http_access deny badfile
#授权用户可以访问web
acl userauth proxy_auth REQUIRED
http_access allow userauth
#其他用户连接一律拒绝
http_access deny all
icp_access allow all
log_uses_indirect_client on
http_port 3128
hierarchy_stoplist cgi-bin ?
acl QUERY urlpath_regex cgi-bin /?
cache deny QUERY
cache_mem 16 MB
cache_dir ufs /var/spool/squid 100 16 256
access_log /var/log/squid/access.log squid
mime_table /etc/squid/mime.conf
pid_filename /var/run/squid.pid
ftp_telnet_protocol on
refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern . 0 20% 4320
acl apache rep_header Server ^Apache
broken_vary_encoding allow apache
half_closed_clients on
cache_mgr root@lrq.com
mail_program mail
cache_effective_user squid
cache_effective_group squid
visible_hostname fc8.lrq.com
delay_pools 1
error_directory /usr/share/squid/errors/Simplify_Chinese
check_hostnames on
dns_timeout 2 minutes
dns_nameservers 192.168.1.254 202.96.134.133
fqdncache_size 1024
forwarded_for on
client_db on
uri_whitespace strip
coredump_dir /var/spool/squid