mirror of
http://git.haproxy.org/git/haproxy.git/
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131 lines
3.7 KiB
INI
131 lines
3.7 KiB
INI
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# This sample configuration makes extensive use of the ACLs. It requires
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# HAProxy version 1.3.12 minimum.
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global
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log loghost local0
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log localhost local0 err
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maxconn 250
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uid 71
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gid 71
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chroot /var/empty
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pidfile /var/run/haproxy.pid
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daemon
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quiet
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frontend http-in
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bind :80
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mode http
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log global
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clitimeout 30000
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option httplog
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option dontlognull
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#option logasap
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option httpclose
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maxconn 100
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capture request header Host len 20
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capture request header User-Agent len 16
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capture request header Content-Length len 10
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capture request header Referer len 20
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capture response header Content-Length len 10
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# block any unwanted source IP addresses or networks
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acl forbidden_src src 0.0.0.0/7 224.0.0.0/3
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acl forbidden_src src_port 0:1023
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block if forbidden_src
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# block requests beginning with http:// on wrong domains
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acl dangerous_pfx url_beg -i http://
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acl valid_pfx url_reg -i ^http://[^/]*1wt\.eu/
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block if dangerous_pfx !valid_pfx
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# block apache chunk exploit, ...
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acl forbidden_hdrs hdr_sub(transfer-encoding) -i chunked
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acl forbidden_hdrs hdr_beg(host) -i apache- localhost
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# ... some HTTP content smugling and other various things
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acl forbidden_hdrs hdr_cnt(host) gt 1
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acl forbidden_hdrs hdr_cnt(content-length) gt 1
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acl forbidden_hdrs hdr_val(content-length) lt 0
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acl forbidden_hdrs hdr_cnt(proxy-authorization) gt 0
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block if forbidden_hdrs
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# block annoying worms that fill the logs...
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acl forbidden_uris url_reg -i .*(\.|%2e)(\.|%2e)(%2f|%5c|/|\\\\)
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acl forbidden_uris url_sub -i %00 <script xmlrpc.php
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acl forbidden_uris path_end -i /root.exe /cmd.exe /default.ida /awstats.pl .asp .dll
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# block other common attacks (awstats, manual discovery...)
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acl forbidden_uris path_dir -i chat main.php read_dump.php viewtopic.php phpbb sumthin horde _vti_bin MSOffice
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acl forbidden_uris url_reg -i (\.php\?temppath=|\.php\?setmodules=|[=:]http://)
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block if forbidden_uris
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# we rewrite the "options" request so that it only tries '*', and we
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# only report GET, HEAD, POST and OPTIONS as valid methods
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reqirep ^OPTIONS\ /.*HTTP/1\.[01]$ OPTIONS\ \\*\ HTTP/1.0
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rspirep ^Allow:\ .* Allow:\ GET,\ HEAD,\ POST,\ OPTIONS
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acl host_demo hdr_beg(host) -i demo.
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acl host_www2 hdr_beg(host) -i www2.
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use_backend demo if host_demo
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use_backend www2 if host_www2
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default_backend www
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backend www
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mode http
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source 192.168.21.2:0
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balance roundrobin
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cookie SERVERID
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server www1 192.168.12.2:80 check inter 30000 rise 2 fall 3 maxconn 10
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server back 192.168.11.2:80 check inter 30000 rise 2 fall 5 backup cookie back maxconn 8
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# long timeout to support connection queueing
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contimeout 20000
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srvtimeout 20000
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fullconn 100
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redispatch
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retries 3
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option httpchk HEAD /
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option forwardfor
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option checkcache
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option httpclose
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# allow other syntactically valid requests, and block any other method
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acl valid_method method GET HEAD POST OPTIONS
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block if !valid_method
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block if HTTP_URL_STAR !METH_OPTIONS
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block if !HTTP_URL_SLASH !HTTP_URL_STAR !HTTP_URL_ABS
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# remove unnecessary precisions on the server version. Let's say
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# it's an apache under Unix on the Formilux Distro.
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rspidel ^Server:\
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rspadd Server:\ Apache\ (Unix;\ Formilux/0.1.8)
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defaults non_standard_bck
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mode http
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source 192.168.21.2:0
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option forwardfor
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option httpclose
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balance roundrobin
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fullconn 100
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contimeout 20000
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srvtimeout 20000
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retries 2
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backend www2
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server www2 192.168.22.2:80 maxconn 10
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# end of defaults
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defaults none
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backend demo
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mode http
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balance roundrobin
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stats enable
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stats uri /
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stats scope http-in
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stats scope www
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stats scope demo
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