vim /etc/squid/squid.conf

lijm1522

　　[iyunv@localhost ~]# vi /etc/squid/squid.conf
　　#
# Recommended minimum configuration:
#
acl manager proto cache_object
acl localhost src 127.0.0.1/32 ::1
acl to_localhost dst 127.0.0.0/8 0.0.0.0/32 ::1
　　# Example rule allowing access from your local networks.
# Adapt to list your (internal) IP networks from where browsing
# should be allowed
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 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
　　#
# Recommended minimum Access Permission configuration:
#
# Only allow cachemgr access from localhost
http_access allow manager localhost
http_access deny manager
　　# Deny requests to certain unsafe ports
http_access deny !Safe_ports
　　# Deny CONNECT to other than secure SSL ports
http_access deny CONNECT !SSL_ports
　　# We strongly recommend the following be uncommented to protect innocent
# web applications running on the proxy server who think the only
"/etc/squid/squid.conf" 77L, 2510C
　　以上是squid.conf的初始值。
　　
　　解释如下：#
　　# Recommended minimum configuration:
#
acl manager proto cache_object
acl localhost src 127.0.0.1/32 ::1 　　  //定义源地址为本地回环地址的ACL
acl to_localhost dst 127.0.0.0/8 0.0.0.0/32 ::1 　　 //定义目的地址的ACL
　　# Example rule allowing access from your local networks.
# Adapt to list your (internal) IP networks from where browsing
# should be allowed
acl localnet src 10.0.0.0/8     # RFC1918 possible internal network 　　 //定义本地网段的ACL
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 SSL_ports port 443 　　 //定义安全端口为443的ACL
acl Safe_ports port 80          # http 　　 //定义安全端口为80的ACL
acl Safe_ports port 21          # ftp　　  //定义安全端口为21的ACL
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　　  //定义连接方式为CONNECT的ACL
#
#auth
auth_param basic program /usr/lib64/squid/squid_db_auth --user cache --password bmv7RfSA --plaintext --persist
auth_param basic children 5
auth_param basic realm Web-Proxy
auth_param basic credentialsttl 1 minute
auth_param basic casesensitive off
acl db-auth proxy_auth REQUIRED
http_access allow db-auth
http_access allow localhost
#
# Recommended minimum Access Permission configuration:
#
# Only allow cachemgr access from localhost
http_access allow manager localhost　　  //仅允许本机主机进行缓存管理
http_access deny manager 　　 //拒绝其他主机的所有缓存管理
　　# Deny requests to certain unsafe ports
http_access deny !Safe_ports 　　 //拒绝所有非Safe_ports的连接，Safe_ports为配置文件中所定义的若干端口
　　# Deny CONNECT to other than secure SSL ports
http_access deny CONNECT !SSL_ports
　　# We strongly recommend the following be uncommented to protect innocent
# web applications running on the proxy server who think the only
# one who can access services on "localhost" is a local user
#http_access deny to_localhost
　　#
# INSERT YOUR OWN RULE(S) HERE TO ALLOW ACCESS FROM YOUR CLIENTS
#
　　# Example rule allowing access from your local networks.
# Adapt localnet in the ACL section to list your (internal) IP networks
# from where browsing should be allowed
http_access allow localnet　　//允许本地网段使用
http_access allow localhost
　　# And finally deny all other access to this proxy
#http_access deny all　　//拒绝所有
　　http_access allow all 　　 //允许所有
　　# Squid normally listens to port 3128
http_port 8089　　   //设置监听的IP与端口号
cache_mem 128 MB 　　  //内存缓存总容量，额外提供给squid使用的内存，squid的内存总占用为 X * 10+15+“cache_mem”，其中X为squid的cache占用的容量（以GB为单位），
  //比如下面的cache大小是100M，即0.1GB，则内存总占用为0.1*10+15+64=80M，推荐大小为物理内存的1/3-1/2或更多。
maximum_object_size 4 MB 　　//设置squid磁盘缓存最大文件，超过4M的文件不保存到硬盘
maximum_object_size_in_memory  4 MB　　  //设置可以缓存的单个文件最大容量为4MB
https_port 443 cert=/usr/local/squid/etc/bpoj.crt key=/usr/local/squid/etc/bpoj.key
cache_log /var/log/squid/cache.log　　  //设置缓存日志
　　access_log /var/log/squid/access.log//log　　  //文件存放路径和日志格式
　　#access_log syslog squid
cache_dir ufs /var/log/squid/cache 200 16 512 read-only　　//定义squid的cache存放路径、cache目录容量（单位M）、一级缓存目录数量、二级缓存目录数量
　　# Uncomment and adjust the following to add a disk cache directory.
#cache_dir ufs /usr/local/squid/var/cache/squid 100 16 256
　　# Leave coredumps in the first cache dir
coredump_dir /var/log/squid/core_dump
　　//percent为百分比，如果squid最后修改系数算法低于百分比则数据过期
# Add any of your own refresh_pattern entries above these.
refresh_pattern ^ftp:           1440    20%     10080
refresh_pattern ^gopher:        1440    0%      1440
refresh_pattern -i (/cgi-bin/|\?) 0     0%      0
refresh_pattern .               0       20%     4320
# We recommend you to use at least the following line.
hierarchy_stoplist cgi-bin ?　　//禁止缓存CGI脚本
　　# Uncomment and adjust the following to add a disk cache directory.
#cache_dir ufs /var/spool/squid 100 16 256
　　
# Leave coredumps in the first cache dir
coredump_dir /var/spool/squid
　　# Add any of your own refresh_pattern entries above these.
refresh_pattern ^ftp:           1440    20%     10080
refresh_pattern ^gopher:        1440    0%      1440
refresh_pattern -i (/cgi-bin/|\?) 0     0%      0
refresh_pattern .               0       20%     4320
　　#custom error
error_directory  /etc/squid/pages/
　　
　　============================================
　　[danny@ip-172-31-21-147 ~]$ cat /etc/squid/squid.conf
#
# Recommended minimum configuration:
#
acl manager proto cache_object
acl localhost src 127.0.0.1/32 ::1
acl to_localhost dst 127.0.0.0/8 0.0.0.0/32 ::1
　　# Example rule allowing access from your local networks.
# Adapt to list your (internal) IP networks from where browsing
# should be allowed
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 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
　　#
# Recommended minimum Access Permission configuration:
#
# Only allow cachemgr access from localhost
http_access allow manager localhost
http_access deny manager
　　# Deny requests to certain unsafe ports
http_access deny !Safe_ports
　　# Deny CONNECT to other than secure SSL ports
http_access deny CONNECT !SSL_ports
　　# We strongly recommend the following be uncommented to protect innocent
# web applications running on the proxy server who think the only
# one who can access services on "localhost" is a local user
#http_access deny to_localhost
　　#
# INSERT YOUR OWN RULE(S) HERE TO ALLOW ACCESS FROM YOUR CLIENTS
#
　　# Example rule allowing access from your local networks.
# Adapt localnet in the ACL section to list your (internal) IP networks
# from where browsing should be allowed
http_access allow localnet
http_access allow localhost
　　# And finally deny all other access to this proxy
#http_access deny all
http_access allow all
　　# Squid normally listens to port 3128
#http_port 3128
#http_port 8089
　　#https_port 443 cert=/etc/squid/bpohz.crt key=/etc/squid/bpohz.key
https_port 443 cert=/etc/squid/qddl.crt key=/etc/squid/qddl.key
cache_mem 128 MB
maximum_object_size 4 MB
maximum_object_size_in_memory 4 MB
cache_log /var/log/squid/cache.log
cache_access_log /var/log/squid/access.log
cache_dir ufs /var/log/squid/cache 200 16 512 read-only
　　
# We recommend you to use at least the following line.
hierarchy_stoplist cgi-bin ?
　　# Uncomment and adjust the following to add a disk cache directory.
#cache_dir ufs /var/spool/squid 100 16 256
#access_log syslog squid
　　
# Leave coredumps in the first cache dir
coredump_dir  /var/spool/squid
　　# Add any of your own refresh_pattern entries above these.
refresh_pattern ^ftp:           1440    20%     10080
refresh_pattern ^gopher:        1440    0%      1440
refresh_pattern -i (/cgi-bin/|\?) 0     0%      0
refresh_pattern .               0       20%     4320
　　visible_hostname ip-172-31-21-147
　　auth_param basic program /usr/lib64/squid/squid_db_auth --user root --password ******@# --plaintext --persist
auth_param basic children 5
auth_param basic realm Web-Proxy
auth_param basic credentialsttl 1 minute
auth_param basic casesensitive off
acl db-auth proxy_auth REQUIRED
http_access allow db-auth
http_access allow localhost
http_access deny all